config/libtool.m4

   1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
   2 #
   3 #   Copyright (C) 1996-2001, 2003-2015 Free Software Foundation, Inc.
   4 #   Written by Gordon Matzigkeit, 1996
   5 #
   6 # This file is free software; the Free Software Foundation gives
   7 # unlimited permission to copy and/or distribute it, with or without
   8 # modifications, as long as this notice is preserved.
   9
  10 m4_define([_LT_COPYING], [dnl
  11 # Copyright (C) 2014 Free Software Foundation, Inc.
  12 # This is free software; see the source for copying conditions.  There is NO
  13 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  14
  15 # GNU Libtool is free software; you can redistribute it and/or modify
  16 # it under the terms of the GNU General Public License as published by
  17 # the Free Software Foundation; either version 2 of of the License, or
  18 # (at your option) any later version.
  19 #
  20 # As a special exception to the GNU General Public License, if you
  21 # distribute this file as part of a program or library that is built
  22 # using GNU Libtool, you may include this file under the  same
  23 # distribution terms that you use for the rest of that program.
  24 #
  25 # GNU Libtool is distributed in the hope that it will be useful, but
  26 # WITHOUT ANY WARRANTY; without even the implied warranty of
  27 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28 # GNU General Public License for more details.
  29 #
  30 # You should have received a copy of the GNU General Public License
  31 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  32 ])
  33
  34 # serial 58 LT_INIT
  35
  36
  37 # LT_PREREQ(VERSION)
  38 # ------------------
  39 # Complain and exit if this libtool version is less that VERSION.
  40 m4_defun([LT_PREREQ],
  41 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
  42        [m4_default([$3],
  43                    [m4_fatal([Libtool version $1 or higher is required],
  44                              63)])],
  45        [$2])])
  46
  47
  48 # _LT_CHECK_BUILDDIR
  49 # ------------------
  50 # Complain if the absolute build directory name contains unusual characters
  51 m4_defun([_LT_CHECK_BUILDDIR],
  52 [case `pwd` in
  53   *\ * | *\     *)
  54     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
  55 esac
  56 ])
  57
  58
  59 # LT_INIT([OPTIONS])
  60 # ------------------
  61 AC_DEFUN([LT_INIT],
  62 [AC_PREREQ([2.62])dnl We use AC_PATH_PROGS_FEATURE_CHECK
  63 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
  64 AC_BEFORE([$0], [LT_LANG])dnl
  65 AC_BEFORE([$0], [LT_OUTPUT])dnl
  66 AC_BEFORE([$0], [LTDL_INIT])dnl
  67 m4_require([_LT_CHECK_BUILDDIR])dnl
  68
  69 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
  70 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
  71 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
  72 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
  73 dnl unless we require an AC_DEFUNed macro:
  74 AC_REQUIRE([LTOPTIONS_VERSION])dnl
  75 AC_REQUIRE([LTSUGAR_VERSION])dnl
  76 AC_REQUIRE([LTVERSION_VERSION])dnl
  77 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
  78 m4_require([_LT_PROG_LTMAIN])dnl
  79
  80 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
  81
  82 dnl Parse OPTIONS
  83 _LT_SET_OPTIONS([$0], [$1])
  84
  85 # This can be used to rebuild libtool when needed
  86 LIBTOOL_DEPS=$ltmain
  87
  88 # Always use our own libtool.
  89 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
  90 AC_SUBST(LIBTOOL)dnl
  91
  92 _LT_SETUP
  93
  94 # Only expand once:
  95 m4_define([LT_INIT])
  96 ])# LT_INIT
  97
  98 # Old names:
  99 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
 100 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
 101 dnl aclocal-1.4 backwards compatibility:
 102 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
 103 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
 104
 105
 106 # _LT_PREPARE_CC_BASENAME
 107 # -----------------------
 108 m4_defun([_LT_PREPARE_CC_BASENAME], [
 109 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
 110 func_cc_basename ()
 111 {
 112     for cc_temp in @S|@*""; do
 113       case $cc_temp in
 114         compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
 115         distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
 116         \-*) ;;
 117         *) break;;
 118       esac
 119     done
 120     func_cc_basename_result=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
 121 }
 122 ])# _LT_PREPARE_CC_BASENAME
 123
 124
 125 # _LT_CC_BASENAME(CC)
 126 # -------------------
 127 # It would be clearer to call AC_REQUIREs from _LT_PREPARE_CC_BASENAME,
 128 # but that macro is also expanded into generated libtool script, which
 129 # arranges for $SED and $ECHO to be set by different means.
 130 m4_defun([_LT_CC_BASENAME],
 131 [m4_require([_LT_PREPARE_CC_BASENAME])dnl
 132 AC_REQUIRE([_LT_DECL_SED])dnl
 133 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 134 func_cc_basename $1
 135 cc_basename=$func_cc_basename_result
 136 ])
 137
 138
 139 # _LT_FILEUTILS_DEFAULTS
 140 # ----------------------
 141 # It is okay to use these file commands and assume they have been set
 142 # sensibly after 'm4_require([_LT_FILEUTILS_DEFAULTS])'.
 143 m4_defun([_LT_FILEUTILS_DEFAULTS],
 144 [: ${CP="cp -f"}
 145 : ${MV="mv -f"}
 146 : ${RM="rm -f"}
 147 ])# _LT_FILEUTILS_DEFAULTS
 148
 149
 150 # _LT_SETUP
 151 # ---------
 152 m4_defun([_LT_SETUP],
 153 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 154 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 155 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
 156 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 157
 158 _LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
 159 dnl
 160 _LT_DECL([], [host_alias], [0], [The host system])dnl
 161 _LT_DECL([], [host], [0])dnl
 162 _LT_DECL([], [host_os], [0])dnl
 163 dnl
 164 _LT_DECL([], [build_alias], [0], [The build system])dnl
 165 _LT_DECL([], [build], [0])dnl
 166 _LT_DECL([], [build_os], [0])dnl
 167 dnl
 168 AC_REQUIRE([AC_PROG_CC])dnl
 169 AC_REQUIRE([LT_PATH_LD])dnl
 170 AC_REQUIRE([LT_PATH_NM])dnl
 171 dnl
 172 AC_REQUIRE([AC_PROG_LN_S])dnl
 173 test -z "$LN_S" && LN_S="ln -s"
 174 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
 175 dnl
 176 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
 177 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
 178 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
 179 dnl
 180 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 181 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
 182 m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
 183 m4_require([_LT_CMD_RELOAD])dnl
 184 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
 185 m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
 186 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
 187 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
 188 m4_require([_LT_WITH_SYSROOT])dnl
 189 m4_require([_LT_CMD_TRUNCATE])dnl
 190
 191 _LT_CONFIG_LIBTOOL_INIT([
 192 # See if we are running on zsh, and set the options that allow our
 193 # commands through without removal of \ escapes INIT.
 194 if test -n "\${ZSH_VERSION+set}"; then
 195    setopt NO_GLOB_SUBST
 196 fi
 197 ])
 198 if test -n "${ZSH_VERSION+set}"; then
 199    setopt NO_GLOB_SUBST
 200 fi
 201
 202 _LT_CHECK_OBJDIR
 203
 204 m4_require([_LT_TAG_COMPILER])dnl
 205
 206 case $host_os in
 207 aix3*)
 208   # AIX sometimes has problems with the GCC collect2 program.  For some
 209   # reason, if we set the COLLECT_NAMES environment variable, the problems
 210   # vanish in a puff of smoke.
 211   if test set != "${COLLECT_NAMES+set}"; then
 212     COLLECT_NAMES=
 213     export COLLECT_NAMES
 214   fi
 215   ;;
 216 esac
 217
 218 # Global variables:
 219 ofile=libtool
 220 can_build_shared=yes
 221
 222 # All known linkers require a '.a' archive for static linking (except MSVC,
 223 # which needs '.lib').
 224 libext=a
 225
 226 with_gnu_ld=$lt_cv_prog_gnu_ld
 227
 228 old_CC=$CC
 229 old_CFLAGS=$CFLAGS
 230
 231 # Set sane defaults for various variables
 232 test -z "$CC" && CC=cc
 233 test -z "$LTCC" && LTCC=$CC
 234 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
 235 test -z "$LD" && LD=ld
 236 test -z "$ac_objext" && ac_objext=o
 237
 238 _LT_CC_BASENAME([$compiler])
 239
 240 # Only perform the check for file, if the check method requires it
 241 test -z "$MAGIC_CMD" && MAGIC_CMD=file
 242 case $deplibs_check_method in
 243 file_magic*)
 244   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
 245     _LT_PATH_MAGIC
 246   fi
 247   ;;
 248 esac
 249
 250 # Use C for the default configuration in the libtool script
 251 LT_SUPPORTED_TAG([CC])
 252 _LT_LANG_C_CONFIG
 253 _LT_LANG_DEFAULT_CONFIG
 254 _LT_CONFIG_COMMANDS
 255 ])# _LT_SETUP
 256
 257
 258 # _LT_PREPARE_SED_QUOTE_VARS
 259 # --------------------------
 260 # Define a few sed substitution that help us do robust quoting.
 261 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
 262 [# Backslashify metacharacters that are still active within
 263 # double-quoted strings.
 264 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
 265
 266 # Same as above, but do not quote variable references.
 267 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
 268
 269 # Sed substitution to delay expansion of an escaped shell variable in a
 270 # double_quote_subst'ed string.
 271 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 272
 273 # Sed substitution to delay expansion of an escaped single quote.
 274 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
 275
 276 # Sed substitution to avoid accidental globbing in evaled expressions
 277 no_glob_subst='s/\*/\\\*/g'
 278 ])
 279
 280 # _LT_PROG_LTMAIN
 281 # ---------------
 282 # Note that this code is called both from 'configure', and 'config.status'
 283 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
 284 # 'config.status' has no value for ac_aux_dir unless we are using Automake,
 285 # so we pass a copy along to make sure it has a sensible value anyway.
 286 m4_defun([_LT_PROG_LTMAIN],
 287 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
 288 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
 289 ltmain=$ac_aux_dir/ltmain.sh
 290 ])# _LT_PROG_LTMAIN
 291
 292
 293 ## ------------------------------------- ##
 294 ## Accumulate code for creating libtool. ##
 295 ## ------------------------------------- ##
 296
 297 # So that we can recreate a full libtool script including additional
 298 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
 299 # in macros and then make a single call at the end using the 'libtool'
 300 # label.
 301
 302
 303 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
 304 # ----------------------------------------
 305 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 306 m4_define([_LT_CONFIG_LIBTOOL_INIT],
 307 [m4_ifval([$1],
 308           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
 309                      [$1
 310 ])])])
 311
 312 # Initialize.
 313 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
 314
 315
 316 # _LT_CONFIG_LIBTOOL([COMMANDS])
 317 # ------------------------------
 318 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 319 m4_define([_LT_CONFIG_LIBTOOL],
 320 [m4_ifval([$1],
 321           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
 322                      [$1
 323 ])])])
 324
 325 # Initialize.
 326 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
 327
 328
 329 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
 330 # -----------------------------------------------------
 331 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
 332 [_LT_CONFIG_LIBTOOL([$1])
 333 _LT_CONFIG_LIBTOOL_INIT([$2])
 334 ])
 335
 336
 337 # _LT_FORMAT_COMMENT([COMMENT])
 338 # -----------------------------
 339 # Add leading comment marks to the start of each line, and a trailing
 340 # full-stop to the whole comment if one is not present already.
 341 m4_define([_LT_FORMAT_COMMENT],
 342 [m4_ifval([$1], [
 343 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
 344               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
 345 )])
 346
 347
 348
 349 ## ------------------------ ##
 350 ## FIXME: Eliminate VARNAME ##
 351 ## ------------------------ ##
 352
 353
 354 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
 355 # -------------------------------------------------------------------
 356 # CONFIGNAME is the name given to the value in the libtool script.
 357 # VARNAME is the (base) name used in the configure script.
 358 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
 359 # VARNAME.  Any other value will be used directly.
 360 m4_define([_LT_DECL],
 361 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
 362     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
 363         [m4_ifval([$1], [$1], [$2])])
 364     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
 365     m4_ifval([$4],
 366         [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
 367     lt_dict_add_subkey([lt_decl_dict], [$2],
 368         [tagged?], [m4_ifval([$5], [yes], [no])])])
 369 ])
 370
 371
 372 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
 373 # --------------------------------------------------------
 374 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
 375
 376
 377 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
 378 # ------------------------------------------------
 379 m4_define([lt_decl_tag_varnames],
 380 [_lt_decl_filter([tagged?], [yes], $@)])
 381
 382
 383 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
 384 # ---------------------------------------------------------
 385 m4_define([_lt_decl_filter],
 386 [m4_case([$#],
 387   [0], [m4_fatal([$0: too few arguments: $#])],
 388   [1], [m4_fatal([$0: too few arguments: $#: $1])],
 389   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
 390   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
 391   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
 392 ])
 393
 394
 395 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
 396 # --------------------------------------------------
 397 m4_define([lt_decl_quote_varnames],
 398 [_lt_decl_filter([value], [1], $@)])
 399
 400
 401 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
 402 # ---------------------------------------------------
 403 m4_define([lt_decl_dquote_varnames],
 404 [_lt_decl_filter([value], [2], $@)])
 405
 406
 407 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
 408 # ---------------------------------------------------
 409 m4_define([lt_decl_varnames_tagged],
 410 [m4_assert([$# <= 2])dnl
 411 _$0(m4_quote(m4_default([$1], [[, ]])),
 412     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
 413     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
 414 m4_define([_lt_decl_varnames_tagged],
 415 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
 416
 417
 418 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
 419 # ------------------------------------------------
 420 m4_define([lt_decl_all_varnames],
 421 [_$0(m4_quote(m4_default([$1], [[, ]])),
 422      m4_if([$2], [],
 423            m4_quote(lt_decl_varnames),
 424         m4_quote(m4_shift($@))))[]dnl
 425 ])
 426 m4_define([_lt_decl_all_varnames],
 427 [lt_join($@, lt_decl_varnames_tagged([$1],
 428                         lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
 429 ])
 430
 431
 432 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
 433 # ------------------------------------
 434 # Quote a variable value, and forward it to 'config.status' so that its
 435 # declaration there will have the same value as in 'configure'.  VARNAME
 436 # must have a single quote delimited value for this to work.
 437 m4_define([_LT_CONFIG_STATUS_DECLARE],
 438 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
 439
 440
 441 # _LT_CONFIG_STATUS_DECLARATIONS
 442 # ------------------------------
 443 # We delimit libtool config variables with single quotes, so when
 444 # we write them to config.status, we have to be sure to quote all
 445 # embedded single quotes properly.  In configure, this macro expands
 446 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
 447 #
 448 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
 449 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
 450 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
 451     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
 452
 453
 454 # _LT_LIBTOOL_TAGS
 455 # ----------------
 456 # Output comment and list of tags supported by the script
 457 m4_defun([_LT_LIBTOOL_TAGS],
 458 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
 459 available_tags='_LT_TAGS'dnl
 460 ])
 461
 462
 463 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
 464 # -----------------------------------
 465 # Extract the dictionary values for VARNAME (optionally with TAG) and
 466 # expand to a commented shell variable setting:
 467 #
 468 #    # Some comment about what VAR is for.
 469 #    visible_name=$lt_internal_name
 470 m4_define([_LT_LIBTOOL_DECLARE],
 471 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
 472                                            [description])))[]dnl
 473 m4_pushdef([_libtool_name],
 474     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
 475 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
 476     [0], [_libtool_name=[$]$1],
 477     [1], [_libtool_name=$lt_[]$1],
 478     [2], [_libtool_name=$lt_[]$1],
 479     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
 480 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
 481 ])
 482
 483
 484 # _LT_LIBTOOL_CONFIG_VARS
 485 # -----------------------
 486 # Produce commented declarations of non-tagged libtool config variables
 487 # suitable for insertion in the LIBTOOL CONFIG section of the 'libtool'
 488 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
 489 # section) are produced by _LT_LIBTOOL_TAG_VARS.
 490 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
 491 [m4_foreach([_lt_var],
 492     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
 493     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
 494
 495
 496 # _LT_LIBTOOL_TAG_VARS(TAG)
 497 # -------------------------
 498 m4_define([_LT_LIBTOOL_TAG_VARS],
 499 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
 500     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
 501
 502
 503 # _LT_TAGVAR(VARNAME, [TAGNAME])
 504 # ------------------------------
 505 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 506
 507
 508 # _LT_CONFIG_COMMANDS
 509 # -------------------
 510 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
 511 # variables for single and double quote escaping we saved from calls
 512 # to _LT_DECL, we can put quote escaped variables declarations
 513 # into 'config.status', and then the shell code to quote escape them in
 514 # for loops in 'config.status'.  Finally, any additional code accumulated
 515 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
 516 m4_defun([_LT_CONFIG_COMMANDS],
 517 [AC_PROVIDE_IFELSE([LT_OUTPUT],
 518         dnl If the libtool generation code has been placed in $CONFIG_LT,
 519         dnl instead of duplicating it all over again into config.status,
 520         dnl then we will have config.status run $CONFIG_LT later, so it
 521         dnl needs to know what name is stored there:
 522         [AC_CONFIG_COMMANDS([libtool],
 523             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
 524     dnl If the libtool generation code is destined for config.status,
 525     dnl expand the accumulated commands and init code now:
 526     [AC_CONFIG_COMMANDS([libtool],
 527         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
 528 ])#_LT_CONFIG_COMMANDS
 529
 530
 531 # Initialize.
 532 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
 533 [
 534
 535 # The HP-UX ksh and POSIX shell print the target directory to stdout
 536 # if CDPATH is set.
 537 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 538
 539 sed_quote_subst='$sed_quote_subst'
 540 double_quote_subst='$double_quote_subst'
 541 delay_variable_subst='$delay_variable_subst'
 542 _LT_CONFIG_STATUS_DECLARATIONS
 543 LTCC='$LTCC'
 544 LTCFLAGS='$LTCFLAGS'
 545 compiler='$compiler_DEFAULT'
 546
 547 # A function that is used when there is no print builtin or printf.
 548 func_fallback_echo ()
 549 {
 550   eval 'cat <<_LTECHO_EOF
 551 \$[]1
 552 _LTECHO_EOF'
 553 }
 554
 555 # Quote evaled strings.
 556 for var in lt_decl_all_varnames([[ \
 557 ]], lt_decl_quote_varnames); do
 558     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 559     *[[\\\\\\\`\\"\\\$]]*)
 560       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
 561       ;;
 562     *)
 563       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 564       ;;
 565     esac
 566 done
 567
 568 # Double-quote double-evaled strings.
 569 for var in lt_decl_all_varnames([[ \
 570 ]], lt_decl_dquote_varnames); do
 571     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 572     *[[\\\\\\\`\\"\\\$]]*)
 573       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
 574       ;;
 575     *)
 576       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 577       ;;
 578     esac
 579 done
 580
 581 _LT_OUTPUT_LIBTOOL_INIT
 582 ])
 583
 584 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
 585 # ------------------------------------
 586 # Generate a child script FILE with all initialization necessary to
 587 # reuse the environment learned by the parent script, and make the
 588 # file executable.  If COMMENT is supplied, it is inserted after the
 589 # '#!' sequence but before initialization text begins.  After this
 590 # macro, additional text can be appended to FILE to form the body of
 591 # the child script.  The macro ends with non-zero status if the
 592 # file could not be fully written (such as if the disk is full).
 593 m4_ifdef([AS_INIT_GENERATED],
 594 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
 595 [m4_defun([_LT_GENERATED_FILE_INIT],
 596 [m4_require([AS_PREPARE])]dnl
 597 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
 598 [lt_write_fail=0
 599 cat >$1 <<_ASEOF || lt_write_fail=1
 600 #! $SHELL
 601 # Generated by $as_me.
 602 $2
 603 SHELL=\${CONFIG_SHELL-$SHELL}
 604 export SHELL
 605 _ASEOF
 606 cat >>$1 <<\_ASEOF || lt_write_fail=1
 607 AS_SHELL_SANITIZE
 608 _AS_PREPARE
 609 exec AS_MESSAGE_FD>&1
 610 _ASEOF
 611 test 0 = "$lt_write_fail" && chmod +x $1[]dnl
 612 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 613
 614 # LT_OUTPUT
 615 # ---------
 616 # This macro allows early generation of the libtool script (before
 617 # AC_OUTPUT is called), incase it is used in configure for compilation
 618 # tests.
 619 AC_DEFUN([LT_OUTPUT],
 620 [: ${CONFIG_LT=./config.lt}
 621 AC_MSG_NOTICE([creating $CONFIG_LT])
 622 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
 623 [# Run this file to recreate a libtool stub with the current configuration.])
 624
 625 cat >>"$CONFIG_LT" <<\_LTEOF
 626 lt_cl_silent=false
 627 exec AS_MESSAGE_LOG_FD>>config.log
 628 {
 629   echo
 630   AS_BOX([Running $as_me.])
 631 } >&AS_MESSAGE_LOG_FD
 632
 633 lt_cl_help="\
 634 '$as_me' creates a local libtool stub from the current configuration,
 635 for use in further configure time tests before the real libtool is
 636 generated.
 637
 638 Usage: $[0] [[OPTIONS]]
 639
 640   -h, --help      print this help, then exit
 641   -V, --version   print version number, then exit
 642   -q, --quiet     do not print progress messages
 643   -d, --debug     don't remove temporary files
 644
 645 Report bugs to <bug-libtool@gnu.org>."
 646
 647 lt_cl_version="\
 648 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 649 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 650 configured by $[0], generated by m4_PACKAGE_STRING.
 651
 652 Copyright (C) 2011 Free Software Foundation, Inc.
 653 This config.lt script is free software; the Free Software Foundation
 654 gives unlimited permision to copy, distribute and modify it."
 655
 656 while test 0 != $[#]
 657 do
 658   case $[1] in
 659     --version | --v* | -V )
 660       echo "$lt_cl_version"; exit 0 ;;
 661     --help | --h* | -h )
 662       echo "$lt_cl_help"; exit 0 ;;
 663     --debug | --d* | -d )
 664       debug=: ;;
 665     --quiet | --q* | --silent | --s* | -q )
 666       lt_cl_silent=: ;;
 667
 668     -*) AC_MSG_ERROR([unrecognized option: $[1]
 669 Try '$[0] --help' for more information.]) ;;
 670
 671     *) AC_MSG_ERROR([unrecognized argument: $[1]
 672 Try '$[0] --help' for more information.]) ;;
 673   esac
 674   shift
 675 done
 676
 677 if $lt_cl_silent; then
 678   exec AS_MESSAGE_FD>/dev/null
 679 fi
 680 _LTEOF
 681
 682 cat >>"$CONFIG_LT" <<_LTEOF
 683 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
 684 _LTEOF
 685
 686 cat >>"$CONFIG_LT" <<\_LTEOF
 687 AC_MSG_NOTICE([creating $ofile])
 688 _LT_OUTPUT_LIBTOOL_COMMANDS
 689 AS_EXIT(0)
 690 _LTEOF
 691 chmod +x "$CONFIG_LT"
 692
 693 # configure is writing to config.log, but config.lt does its own redirection,
 694 # appending to config.log, which fails on DOS, as config.log is still kept
 695 # open by configure.  Here we exec the FD to /dev/null, effectively closing
 696 # config.log, so it can be properly (re)opened and appended to by config.lt.
 697 lt_cl_success=:
 698 test yes = "$silent" &&
 699   lt_config_lt_args="$lt_config_lt_args --quiet"
 700 exec AS_MESSAGE_LOG_FD>/dev/null
 701 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
 702 exec AS_MESSAGE_LOG_FD>>config.log
 703 $lt_cl_success || AS_EXIT(1)
 704 ])# LT_OUTPUT
 705
 706
 707 # _LT_CONFIG(TAG)
 708 # ---------------
 709 # If TAG is the built-in tag, create an initial libtool script with a
 710 # default configuration from the untagged config vars.  Otherwise add code
 711 # to config.status for appending the configuration named by TAG from the
 712 # matching tagged config vars.
 713 m4_defun([_LT_CONFIG],
 714 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 715 _LT_CONFIG_SAVE_COMMANDS([
 716   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
 717   m4_if(_LT_TAG, [C], [
 718     # See if we are running on zsh, and set the options that allow our
 719     # commands through without removal of \ escapes.
 720     if test -n "${ZSH_VERSION+set}"; then
 721       setopt NO_GLOB_SUBST
 722     fi
 723
 724     cfgfile=${ofile}T
 725     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
 726     $RM "$cfgfile"
 727
 728     cat <<_LT_EOF >> "$cfgfile"
 729 #! $SHELL
 730 # Generated automatically by $as_me ($PACKAGE) $VERSION
 731 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 732 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 733
 734 # Provide generalized library-building support services.
 735 # Written by Gordon Matzigkeit, 1996
 736
 737 _LT_COPYING
 738 _LT_LIBTOOL_TAGS
 739
 740 # Configured defaults for sys_lib_dlsearch_path munging.
 741 : \${LT_SYS_LIBRARY_PATH="$configure_time_lt_sys_library_path"}
 742
 743 # ### BEGIN LIBTOOL CONFIG
 744 _LT_LIBTOOL_CONFIG_VARS
 745 _LT_LIBTOOL_TAG_VARS
 746 # ### END LIBTOOL CONFIG
 747
 748 _LT_EOF
 749
 750     cat <<'_LT_EOF' >> "$cfgfile"
 751
 752 # ### BEGIN FUNCTIONS SHARED WITH CONFIGURE
 753
 754 _LT_PREPARE_MUNGE_PATH_LIST
 755 _LT_PREPARE_CC_BASENAME
 756
 757 # ### END FUNCTIONS SHARED WITH CONFIGURE
 758
 759 _LT_EOF
 760
 761   case $host_os in
 762   aix3*)
 763     cat <<\_LT_EOF >> "$cfgfile"
 764 # AIX sometimes has problems with the GCC collect2 program.  For some
 765 # reason, if we set the COLLECT_NAMES environment variable, the problems
 766 # vanish in a puff of smoke.
 767 if test set != "${COLLECT_NAMES+set}"; then
 768   COLLECT_NAMES=
 769   export COLLECT_NAMES
 770 fi
 771 _LT_EOF
 772     ;;
 773   esac
 774
 775   _LT_PROG_LTMAIN
 776
 777   # We use sed instead of cat because bash on DJGPP gets confused if
 778   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
 779   # text mode, it properly converts lines to CR/LF.  This bash problem
 780   # is reportedly fixed, but why not run on old versions too?
 781   sed '$q' "$ltmain" >> "$cfgfile" \
 782      || (rm -f "$cfgfile"; exit 1)
 783
 784    mv -f "$cfgfile" "$ofile" ||
 785     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
 786   chmod +x "$ofile"
 787 ],
 788 [cat <<_LT_EOF >> "$ofile"
 789
 790 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
 791 dnl in a comment (ie after a #).
 792 # ### BEGIN LIBTOOL TAG CONFIG: $1
 793 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
 794 # ### END LIBTOOL TAG CONFIG: $1
 795 _LT_EOF
 796 ])dnl /m4_if
 797 ],
 798 [m4_if([$1], [], [
 799     PACKAGE='$PACKAGE'
 800     VERSION='$VERSION'
 801     RM='$RM'
 802     ofile='$ofile'], [])
 803 ])dnl /_LT_CONFIG_SAVE_COMMANDS
 804 ])# _LT_CONFIG
 805
 806
 807 # LT_SUPPORTED_TAG(TAG)
 808 # ---------------------
 809 # Trace this macro to discover what tags are supported by the libtool
 810 # --tag option, using:
 811 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
 812 AC_DEFUN([LT_SUPPORTED_TAG], [])
 813
 814
 815 # C support is built-in for now
 816 m4_define([_LT_LANG_C_enabled], [])
 817 m4_define([_LT_TAGS], [])
 818
 819
 820 # LT_LANG(LANG)
 821 # -------------
 822 # Enable libtool support for the given language if not already enabled.
 823 AC_DEFUN([LT_LANG],
 824 [AC_BEFORE([$0], [LT_OUTPUT])dnl
 825 m4_case([$1],
 826   [C],                  [_LT_LANG(C)],
 827   [C++],                [_LT_LANG(CXX)],
 828   [Go],                 [_LT_LANG(GO)],
 829   [Java],               [_LT_LANG(GCJ)],
 830   [Fortran 77],         [_LT_LANG(F77)],
 831   [Fortran],            [_LT_LANG(FC)],
 832   [Windows Resource],   [_LT_LANG(RC)],
 833   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 834     [_LT_LANG($1)],
 835     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 836 ])# LT_LANG
 837
 838
 839 # _LT_LANG(LANGNAME)
 840 # ------------------
 841 m4_defun([_LT_LANG],
 842 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 843   [LT_SUPPORTED_TAG([$1])dnl
 844   m4_append([_LT_TAGS], [$1 ])dnl
 845   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 846   _LT_LANG_$1_CONFIG($1)])dnl
 847 ])# _LT_LANG
 848
 849
 850 m4_ifndef([AC_PROG_GO], [
 851 ############################################################
 852 # NOTE: This macro has been submitted for inclusion into   #
 853 #  GNU Autoconf as AC_PROG_GO.  When it is available in    #
 854 #  a released version of Autoconf we should remove this    #
 855 #  macro and use it instead.                               #
 856 ############################################################
 857 m4_defun([AC_PROG_GO],
 858 [AC_LANG_PUSH(Go)dnl
 859 AC_ARG_VAR([GOC],     [Go compiler command])dnl
 860 AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
 861 _AC_ARG_VAR_LDFLAGS()dnl
 862 AC_CHECK_TOOL(GOC, gccgo)
 863 if test -z "$GOC"; then
 864   if test -n "$ac_tool_prefix"; then
 865     AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
 866   fi
 867 fi
 868 if test -z "$GOC"; then
 869   AC_CHECK_PROG(GOC, gccgo, gccgo, false)
 870 fi
 871 ])#m4_defun
 872 ])#m4_ifndef
 873
 874
 875 # _LT_LANG_DEFAULT_CONFIG
 876 # -----------------------
 877 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 878 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 879   [LT_LANG(CXX)],
 880   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 881
 882 AC_PROVIDE_IFELSE([AC_PROG_F77],
 883   [LT_LANG(F77)],
 884   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 885
 886 AC_PROVIDE_IFELSE([AC_PROG_FC],
 887   [LT_LANG(FC)],
 888   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 889
 890 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 891 dnl pulling things in needlessly.
 892 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 893   [LT_LANG(GCJ)],
 894   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 895     [LT_LANG(GCJ)],
 896     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 897       [LT_LANG(GCJ)],
 898       [m4_ifdef([AC_PROG_GCJ],
 899         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 900        m4_ifdef([A][M_PROG_GCJ],
 901         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 902        m4_ifdef([LT_PROG_GCJ],
 903         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 904
 905 AC_PROVIDE_IFELSE([AC_PROG_GO],
 906   [LT_LANG(GO)],
 907   [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
 908
 909 AC_PROVIDE_IFELSE([LT_PROG_RC],
 910   [LT_LANG(RC)],
 911   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 912 ])# _LT_LANG_DEFAULT_CONFIG
 913
 914 # Obsolete macros:
 915 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 916 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 917 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 918 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 919 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 920 dnl aclocal-1.4 backwards compatibility:
 921 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 922 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 923 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 924 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 925 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 926
 927
 928 # _LT_TAG_COMPILER
 929 # ----------------
 930 m4_defun([_LT_TAG_COMPILER],
 931 [AC_REQUIRE([AC_PROG_CC])dnl
 932
 933 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 934 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 935 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 936 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 937
 938 # If no C compiler was specified, use CC.
 939 LTCC=${LTCC-"$CC"}
 940
 941 # If no C compiler flags were specified, use CFLAGS.
 942 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 943
 944 # Allow CC to be a program name with arguments.
 945 compiler=$CC
 946 ])# _LT_TAG_COMPILER
 947
 948
 949 # _LT_COMPILER_BOILERPLATE
 950 # ------------------------
 951 # Check for compiler boilerplate output or warnings with
 952 # the simple compiler test code.
 953 m4_defun([_LT_COMPILER_BOILERPLATE],
 954 [m4_require([_LT_DECL_SED])dnl
 955 ac_outfile=conftest.$ac_objext
 956 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 957 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 958 _lt_compiler_boilerplate=`cat conftest.err`
 959 $RM conftest*
 960 ])# _LT_COMPILER_BOILERPLATE
 961
 962
 963 # _LT_LINKER_BOILERPLATE
 964 # ----------------------
 965 # Check for linker boilerplate output or warnings with
 966 # the simple link test code.
 967 m4_defun([_LT_LINKER_BOILERPLATE],
 968 [m4_require([_LT_DECL_SED])dnl
 969 ac_outfile=conftest.$ac_objext
 970 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 971 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 972 _lt_linker_boilerplate=`cat conftest.err`
 973 $RM -r conftest*
 974 ])# _LT_LINKER_BOILERPLATE
 975
 976 # _LT_REQUIRED_DARWIN_CHECKS
 977 # -------------------------
 978 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 979   case $host_os in
 980     rhapsody* | darwin*)
 981     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 982     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 983     AC_CHECK_TOOL([LIPO], [lipo], [:])
 984     AC_CHECK_TOOL([OTOOL], [otool], [:])
 985     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
 986     _LT_DECL([], [DSYMUTIL], [1],
 987       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
 988     _LT_DECL([], [NMEDIT], [1],
 989       [Tool to change global to local symbols on Mac OS X])
 990     _LT_DECL([], [LIPO], [1],
 991       [Tool to manipulate fat objects and archives on Mac OS X])
 992     _LT_DECL([], [OTOOL], [1],
 993       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
 994     _LT_DECL([], [OTOOL64], [1],
 995       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
 996
 997     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
 998       [lt_cv_apple_cc_single_mod=no
 999       if test -z "$LT_MULTI_MODULE"; then
1000         # By default we will add the -single_module flag. You can override
1001         # by either setting the environment variable LT_MULTI_MODULE
1002         # non-empty at configure time, or by adding -multi_module to the
1003         # link flags.
1004         rm -rf libconftest.dylib*
1005         echo "int foo(void){return 1;}" > conftest.c
1006         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
1007 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
1008         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
1009           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
1010         _lt_result=$?
1011         # If there is a non-empty error log, and "single_module"
1012         # appears in it, assume the flag caused a linker warning
1013         if test -s conftest.err && $GREP single_module conftest.err; then
1014           cat conftest.err >&AS_MESSAGE_LOG_FD
1015         # Otherwise, if the output was created with a 0 exit code from
1016         # the compiler, it worked.
1017         elif test -f libconftest.dylib && test 0 = "$_lt_result"; then
1018           lt_cv_apple_cc_single_mod=yes
1019         else
1020           cat conftest.err >&AS_MESSAGE_LOG_FD
1021         fi
1022         rm -rf libconftest.dylib*
1023         rm -f conftest.*
1024       fi])
1025
1026     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
1027       [lt_cv_ld_exported_symbols_list],
1028       [lt_cv_ld_exported_symbols_list=no
1029       save_LDFLAGS=$LDFLAGS
1030       echo "_main" > conftest.sym
1031       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
1032       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
1033         [lt_cv_ld_exported_symbols_list=yes],
1034         [lt_cv_ld_exported_symbols_list=no])
1035         LDFLAGS=$save_LDFLAGS
1036     ])
1037
1038     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
1039       [lt_cv_ld_force_load=no
1040       cat > conftest.c << _LT_EOF
1041 int forced_loaded() { return 2;}
1042 _LT_EOF
1043       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
1044       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
1045       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
1046       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
1047       echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
1048       $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
1049       cat > conftest.c << _LT_EOF
1050 int main() { return 0;}
1051 _LT_EOF
1052       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
1053       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
1054       _lt_result=$?
1055       if test -s conftest.err && $GREP force_load conftest.err; then
1056         cat conftest.err >&AS_MESSAGE_LOG_FD
1057       elif test -f conftest && test 0 = "$_lt_result" && $GREP forced_load conftest >/dev/null 2>&1; then
1058         lt_cv_ld_force_load=yes
1059       else
1060         cat conftest.err >&AS_MESSAGE_LOG_FD
1061       fi
1062         rm -f conftest.err libconftest.a conftest conftest.c
1063         rm -rf conftest.dSYM
1064     ])
1065     case $host_os in
1066     rhapsody* | darwin1.[[012]])
1067       _lt_dar_allow_undefined='$wl-undefined ${wl}suppress' ;;
1068     darwin1.*)
1069       _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1070     darwin*) # darwin 5.x on
1071       # if running on 10.5 or later, the deployment target defaults
1072       # to the OS version, if on x86, and 10.4, the deployment
1073       # target defaults to 10.4. Don't you love it?
1074       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1075         10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1076           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1077         10.[[012]][[,.]]*)
1078           _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1079         10.*)
1080           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1081       esac
1082     ;;
1083   esac
1084     if test yes = "$lt_cv_apple_cc_single_mod"; then
1085       _lt_dar_single_mod='$single_module'
1086     fi
1087     if test yes = "$lt_cv_ld_exported_symbols_list"; then
1088       _lt_dar_export_syms=' $wl-exported_symbols_list,$output_objdir/$libname-symbols.expsym'
1089     else
1090       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/$libname-symbols.expsym $lib'
1091     fi
1092     if test : != "$DSYMUTIL" && test no = "$lt_cv_ld_force_load"; then
1093       _lt_dsymutil='~$DSYMUTIL $lib || :'
1094     else
1095       _lt_dsymutil=
1096     fi
1097     ;;
1098   esac
1099 ])
1100
1101
1102 # _LT_DARWIN_LINKER_FEATURES([TAG])
1103 # ---------------------------------
1104 # Checks for linker and compiler features on darwin
1105 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1106 [
1107   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1108   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1109   _LT_TAGVAR(hardcode_direct, $1)=no
1110   _LT_TAGVAR(hardcode_automatic, $1)=yes
1111   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1112   if test yes = "$lt_cv_ld_force_load"; then
1113     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience $wl-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1114     m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
1115                   [FC],  [_LT_TAGVAR(compiler_needs_object, $1)=yes])
1116   else
1117     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1118   fi
1119   _LT_TAGVAR(link_all_deplibs, $1)=yes
1120   _LT_TAGVAR(allow_undefined_flag, $1)=$_lt_dar_allow_undefined
1121   case $cc_basename in
1122      ifort*|nagfor*) _lt_dar_can_shared=yes ;;
1123      *) _lt_dar_can_shared=$GCC ;;
1124   esac
1125   if test yes = "$_lt_dar_can_shared"; then
1126     output_verbose_link_cmd=func_echo_all
1127     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dsymutil"
1128     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dsymutil"
1129     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dar_export_syms$_lt_dsymutil"
1130     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dar_export_syms$_lt_dsymutil"
1131     m4_if([$1], [CXX],
1132 [   if test yes != "$lt_cv_apple_cc_single_mod"; then
1133       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dsymutil"
1134       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dar_export_syms$_lt_dsymutil"
1135     fi
1136 ],[])
1137   else
1138   _LT_TAGVAR(ld_shlibs, $1)=no
1139   fi
1140 ])
1141
1142 # _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1143 # ----------------------------------
1144 # Links a minimal program and checks the executable
1145 # for the system default hardcoded library path. In most cases,
1146 # this is /usr/lib:/lib, but when the MPI compilers are used
1147 # the location of the communication and MPI libs are included too.
1148 # If we don't find anything, use the default library path according
1149 # to the aix ld manual.
1150 # Store the results from the different compilers for each TAGNAME.
1151 # Allow to override them for all tags through lt_cv_aix_libpath.
1152 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1153 [m4_require([_LT_DECL_SED])dnl
1154 if test set = "${lt_cv_aix_libpath+set}"; then
1155   aix_libpath=$lt_cv_aix_libpath
1156 else
1157   AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1158   [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1159   lt_aix_libpath_sed='[
1160       /Import File Strings/,/^$/ {
1161           /^0/ {
1162               s/^0  *\([^ ]*\) *$/\1/
1163               p
1164           }
1165       }]'
1166   _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1167   # Check for a 64-bit object if we didn't find anything.
1168   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1169     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1170   fi],[])
1171   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1172     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=/usr/lib:/lib
1173   fi
1174   ])
1175   aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1176 fi
1177 ])# _LT_SYS_MODULE_PATH_AIX
1178
1179
1180 # _LT_SHELL_INIT(ARG)
1181 # -------------------
1182 m4_define([_LT_SHELL_INIT],
1183 [m4_divert_text([M4SH-INIT], [$1
1184 ])])# _LT_SHELL_INIT
1185
1186
1187
1188 # _LT_PROG_ECHO_BACKSLASH
1189 # -----------------------
1190 # Find how we can fake an echo command that does not interpret backslash.
1191 # In particular, with Autoconf 2.60 or later we add some code to the start
1192 # of the generated configure script that will find a shell with a builtin
1193 # printf (that we can use as an echo command).
1194 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1195 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1196 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1197 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1198
1199 AC_MSG_CHECKING([how to print strings])
1200 # Test print first, because it will be a builtin if present.
1201 if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1202    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1203   ECHO='print -r --'
1204 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1205   ECHO='printf %s\n'
1206 else
1207   # Use this function as a fallback that always works.
1208   func_fallback_echo ()
1209   {
1210     eval 'cat <<_LTECHO_EOF
1211 $[]1
1212 _LTECHO_EOF'
1213   }
1214   ECHO='func_fallback_echo'
1215 fi
1216
1217 # func_echo_all arg...
1218 # Invoke $ECHO with all args, space-separated.
1219 func_echo_all ()
1220 {
1221     $ECHO "$*"
1222 }
1223
1224 case $ECHO in
1225   printf*) AC_MSG_RESULT([printf]) ;;
1226   print*) AC_MSG_RESULT([print -r]) ;;
1227   *) AC_MSG_RESULT([cat]) ;;
1228 esac
1229
1230 m4_ifdef([_AS_DETECT_SUGGESTED],
1231 [_AS_DETECT_SUGGESTED([
1232   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1233     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1234     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1235     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1236     PATH=/empty FPATH=/empty; export PATH FPATH
1237     test "X`printf %s $ECHO`" = "X$ECHO" \
1238       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1239
1240 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1241 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1242 ])# _LT_PROG_ECHO_BACKSLASH
1243
1244
1245 # _LT_WITH_SYSROOT
1246 # ----------------
1247 AC_DEFUN([_LT_WITH_SYSROOT],
1248 [AC_MSG_CHECKING([for sysroot])
1249 AC_ARG_WITH([sysroot],
1250 [AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@],
1251   [Search for dependent libraries within DIR (or the compiler's sysroot
1252    if not specified).])],
1253 [], [with_sysroot=no])
1254
1255 dnl lt_sysroot will always be passed unquoted.  We quote it here
1256 dnl in case the user passed a directory name.
1257 lt_sysroot=
1258 case $with_sysroot in #(
1259  yes)
1260    if test yes = "$GCC"; then
1261      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1262    fi
1263    ;; #(
1264  /*)
1265    lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1266    ;; #(
1267  no|'')
1268    ;; #(
1269  *)
1270    AC_MSG_RESULT([$with_sysroot])
1271    AC_MSG_ERROR([The sysroot must be an absolute path.])
1272    ;;
1273 esac
1274
1275  AC_MSG_RESULT([${lt_sysroot:-no}])
1276 _LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1277 [dependent libraries, and where our libraries should be installed.])])
1278
1279 # _LT_ENABLE_LOCK
1280 # ---------------
1281 m4_defun([_LT_ENABLE_LOCK],
1282 [AC_ARG_ENABLE([libtool-lock],
1283   [AS_HELP_STRING([--disable-libtool-lock],
1284     [avoid locking (might break parallel builds)])])
1285 test no = "$enable_libtool_lock" || enable_libtool_lock=yes
1286
1287 # Some flags need to be propagated to the compiler or linker for good
1288 # libtool support.
1289 case $host in
1290 ia64-*-hpux*)
1291   # Find out what ABI is being produced by ac_compile, and set mode
1292   # options accordingly.
1293   echo 'int i;' > conftest.$ac_ext
1294   if AC_TRY_EVAL(ac_compile); then
1295     case `/usr/bin/file conftest.$ac_objext` in
1296       *ELF-32*)
1297         HPUX_IA64_MODE=32
1298         ;;
1299       *ELF-64*)
1300         HPUX_IA64_MODE=64
1301         ;;
1302     esac
1303   fi
1304   rm -rf conftest*
1305   ;;
1306 *-*-irix6*)
1307   # Find out what ABI is being produced by ac_compile, and set linker
1308   # options accordingly.
1309   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1310   if AC_TRY_EVAL(ac_compile); then
1311     if test yes = "$lt_cv_prog_gnu_ld"; then
1312       case `/usr/bin/file conftest.$ac_objext` in
1313         *32-bit*)
1314           LD="${LD-ld} -melf32bsmip"
1315           ;;
1316         *N32*)
1317           LD="${LD-ld} -melf32bmipn32"
1318           ;;
1319         *64-bit*)
1320           LD="${LD-ld} -melf64bmip"
1321         ;;
1322       esac
1323     else
1324       case `/usr/bin/file conftest.$ac_objext` in
1325         *32-bit*)
1326           LD="${LD-ld} -32"
1327           ;;
1328         *N32*)
1329           LD="${LD-ld} -n32"
1330           ;;
1331         *64-bit*)
1332           LD="${LD-ld} -64"
1333           ;;
1334       esac
1335     fi
1336   fi
1337   rm -rf conftest*
1338   ;;
1339
1340 mips64*-*linux*)
1341   # Find out what ABI is being produced by ac_compile, and set linker
1342   # options accordingly.
1343   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1344   if AC_TRY_EVAL(ac_compile); then
1345     emul=elf
1346     case `/usr/bin/file conftest.$ac_objext` in
1347       *32-bit*)
1348         emul="${emul}32"
1349         ;;
1350       *64-bit*)
1351         emul="${emul}64"
1352         ;;
1353     esac
1354     case `/usr/bin/file conftest.$ac_objext` in
1355       *MSB*)
1356         emul="${emul}btsmip"
1357         ;;
1358       *LSB*)
1359         emul="${emul}ltsmip"
1360         ;;
1361     esac
1362     case `/usr/bin/file conftest.$ac_objext` in
1363       *N32*)
1364         emul="${emul}n32"
1365         ;;
1366     esac
1367     LD="${LD-ld} -m $emul"
1368   fi
1369   rm -rf conftest*
1370   ;;
1371
1372 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
1373 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1374   # Find out what ABI is being produced by ac_compile, and set linker
1375   # options accordingly.  Note that the listed cases only cover the
1376   # situations where additional linker options are needed (such as when
1377   # doing 32-bit compilation for a host where ld defaults to 64-bit, or
1378   # vice versa); the common cases where no linker options are needed do
1379   # not appear in the list.
1380   echo 'int i;' > conftest.$ac_ext
1381   if AC_TRY_EVAL(ac_compile); then
1382     case `/usr/bin/file conftest.o` in
1383       *32-bit*)
1384         case $host in
1385           x86_64-*kfreebsd*-gnu)
1386             LD="${LD-ld} -m elf_i386_fbsd"
1387             ;;
1388           x86_64-*linux*)
1389             case `/usr/bin/file conftest.o` in
1390               *x86-64*)
1391                 LD="${LD-ld} -m elf32_x86_64"
1392                 ;;
1393               *)
1394                 LD="${LD-ld} -m elf_i386"
1395                 ;;
1396             esac
1397             ;;
1398           powerpc64le-*linux*)
1399             LD="${LD-ld} -m elf32lppclinux"
1400             ;;
1401           powerpc64-*linux*)
1402             LD="${LD-ld} -m elf32ppclinux"
1403             ;;
1404           s390x-*linux*)
1405             LD="${LD-ld} -m elf_s390"
1406             ;;
1407           sparc64-*linux*)
1408             LD="${LD-ld} -m elf32_sparc"
1409             ;;
1410         esac
1411         ;;
1412       *64-bit*)
1413         case $host in
1414           x86_64-*kfreebsd*-gnu)
1415             LD="${LD-ld} -m elf_x86_64_fbsd"
1416             ;;
1417           x86_64-*linux*)
1418             LD="${LD-ld} -m elf_x86_64"
1419             ;;
1420           powerpcle-*linux*)
1421             LD="${LD-ld} -m elf64lppc"
1422             ;;
1423           powerpc-*linux*)
1424             LD="${LD-ld} -m elf64ppc"
1425             ;;
1426           s390*-*linux*|s390*-*tpf*)
1427             LD="${LD-ld} -m elf64_s390"
1428             ;;
1429           sparc*-*linux*)
1430             LD="${LD-ld} -m elf64_sparc"
1431             ;;
1432         esac
1433         ;;
1434     esac
1435   fi
1436   rm -rf conftest*
1437   ;;
1438
1439 *-*-sco3.2v5*)
1440   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1441   SAVE_CFLAGS=$CFLAGS
1442   CFLAGS="$CFLAGS -belf"
1443   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1444     [AC_LANG_PUSH(C)
1445      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1446      AC_LANG_POP])
1447   if test yes != "$lt_cv_cc_needs_belf"; then
1448     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1449     CFLAGS=$SAVE_CFLAGS
1450   fi
1451   ;;
1452 *-*solaris*)
1453   # Find out what ABI is being produced by ac_compile, and set linker
1454   # options accordingly.
1455   echo 'int i;' > conftest.$ac_ext
1456   if AC_TRY_EVAL(ac_compile); then
1457     case `/usr/bin/file conftest.o` in
1458     *64-bit*)
1459       case $lt_cv_prog_gnu_ld in
1460       yes*)
1461         case $host in
1462         i?86-*-solaris*|x86_64-*-solaris*)
1463           LD="${LD-ld} -m elf_x86_64"
1464           ;;
1465         sparc*-*-solaris*)
1466           LD="${LD-ld} -m elf64_sparc"
1467           ;;
1468         esac
1469         # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
1470         if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1471           LD=${LD-ld}_sol2
1472         fi
1473         ;;
1474       *)
1475         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1476           LD="${LD-ld} -64"
1477         fi
1478         ;;
1479       esac
1480       ;;
1481     esac
1482   fi
1483   rm -rf conftest*
1484   ;;
1485 esac
1486
1487 need_locks=$enable_libtool_lock
1488 ])# _LT_ENABLE_LOCK
1489
1490
1491 # _LT_PROG_AR
1492 # -----------
1493 m4_defun([_LT_PROG_AR],
1494 [AC_CHECK_TOOLS(AR, [ar], false)
1495 : ${AR=ar}
1496 : ${AR_FLAGS=cru}
1497 _LT_DECL([], [AR], [1], [The archiver])
1498 _LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1499
1500 AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1501   [lt_cv_ar_at_file=no
1502    AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1503      [echo conftest.$ac_objext > conftest.lst
1504       lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1505       AC_TRY_EVAL([lt_ar_try])
1506       if test 0 -eq "$ac_status"; then
1507         # Ensure the archiver fails upon bogus file names.
1508         rm -f conftest.$ac_objext libconftest.a
1509         AC_TRY_EVAL([lt_ar_try])
1510         if test 0 -ne "$ac_status"; then
1511           lt_cv_ar_at_file=@
1512         fi
1513       fi
1514       rm -f conftest.* libconftest.a
1515      ])
1516   ])
1517
1518 if test no = "$lt_cv_ar_at_file"; then
1519   archiver_list_spec=
1520 else
1521   archiver_list_spec=$lt_cv_ar_at_file
1522 fi
1523 _LT_DECL([], [archiver_list_spec], [1],
1524   [How to feed a file listing to the archiver])
1525 ])# _LT_PROG_AR
1526
1527
1528 # _LT_CMD_OLD_ARCHIVE
1529 # -------------------
1530 m4_defun([_LT_CMD_OLD_ARCHIVE],
1531 [_LT_PROG_AR
1532
1533 AC_CHECK_TOOL(STRIP, strip, :)
1534 test -z "$STRIP" && STRIP=:
1535 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1536
1537 AC_CHECK_TOOL(RANLIB, ranlib, :)
1538 test -z "$RANLIB" && RANLIB=:
1539 _LT_DECL([], [RANLIB], [1],
1540     [Commands used to install an old-style archive])
1541
1542 # Determine commands to create old-style static archives.
1543 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1544 old_postinstall_cmds='chmod 644 $oldlib'
1545 old_postuninstall_cmds=
1546
1547 if test -n "$RANLIB"; then
1548   case $host_os in
1549   bitrig* | openbsd*)
1550     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
1551     ;;
1552   *)
1553     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
1554     ;;
1555   esac
1556   old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
1557 fi
1558
1559 case $host_os in
1560   darwin*)
1561     lock_old_archive_extraction=yes ;;
1562   *)
1563     lock_old_archive_extraction=no ;;
1564 esac
1565 _LT_DECL([], [old_postinstall_cmds], [2])
1566 _LT_DECL([], [old_postuninstall_cmds], [2])
1567 _LT_TAGDECL([], [old_archive_cmds], [2],
1568     [Commands used to build an old-style archive])
1569 _LT_DECL([], [lock_old_archive_extraction], [0],
1570     [Whether to use a lock for old archive extraction])
1571 ])# _LT_CMD_OLD_ARCHIVE
1572
1573
1574 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1575 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1576 # ----------------------------------------------------------------
1577 # Check whether the given compiler option works
1578 AC_DEFUN([_LT_COMPILER_OPTION],
1579 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1580 m4_require([_LT_DECL_SED])dnl
1581 AC_CACHE_CHECK([$1], [$2],
1582   [$2=no
1583    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1584    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1585    lt_compiler_flag="$3"  ## exclude from sc_useless_quotes_in_assignment
1586    # Insert the option either (1) after the last *FLAGS variable, or
1587    # (2) before a word containing "conftest.", or (3) at the end.
1588    # Note that $ac_compile itself does not contain backslashes and begins
1589    # with a dollar sign (not a hyphen), so the echo should work correctly.
1590    # The option is referenced via a variable to avoid confusing sed.
1591    lt_compile=`echo "$ac_compile" | $SED \
1592    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1593    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1594    -e 's:$: $lt_compiler_flag:'`
1595    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1596    (eval "$lt_compile" 2>conftest.err)
1597    ac_status=$?
1598    cat conftest.err >&AS_MESSAGE_LOG_FD
1599    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1600    if (exit $ac_status) && test -s "$ac_outfile"; then
1601      # The compiler can only warn and ignore the option if not recognized
1602      # So say no if there are warnings other than the usual output.
1603      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1604      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1605      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1606        $2=yes
1607      fi
1608    fi
1609    $RM conftest*
1610 ])
1611
1612 if test yes = "[$]$2"; then
1613     m4_if([$5], , :, [$5])
1614 else
1615     m4_if([$6], , :, [$6])
1616 fi
1617 ])# _LT_COMPILER_OPTION
1618
1619 # Old name:
1620 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1621 dnl aclocal-1.4 backwards compatibility:
1622 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1623
1624
1625 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1626 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1627 # ----------------------------------------------------
1628 # Check whether the given linker option works
1629 AC_DEFUN([_LT_LINKER_OPTION],
1630 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1631 m4_require([_LT_DECL_SED])dnl
1632 AC_CACHE_CHECK([$1], [$2],
1633   [$2=no
1634    save_LDFLAGS=$LDFLAGS
1635    LDFLAGS="$LDFLAGS $3"
1636    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1637    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1638      # The linker can only warn and ignore the option if not recognized
1639      # So say no if there are warnings
1640      if test -s conftest.err; then
1641        # Append any errors to the config.log.
1642        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1643        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1644        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1645        if diff conftest.exp conftest.er2 >/dev/null; then
1646          $2=yes
1647        fi
1648      else
1649        $2=yes
1650      fi
1651    fi
1652    $RM -r conftest*
1653    LDFLAGS=$save_LDFLAGS
1654 ])
1655
1656 if test yes = "[$]$2"; then
1657     m4_if([$4], , :, [$4])
1658 else
1659     m4_if([$5], , :, [$5])
1660 fi
1661 ])# _LT_LINKER_OPTION
1662
1663 # Old name:
1664 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1665 dnl aclocal-1.4 backwards compatibility:
1666 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1667
1668
1669 # LT_CMD_MAX_LEN
1670 #---------------
1671 AC_DEFUN([LT_CMD_MAX_LEN],
1672 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1673 # find the maximum length of command line arguments
1674 AC_MSG_CHECKING([the maximum length of command line arguments])
1675 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1676   i=0
1677   teststring=ABCD
1678
1679   case $build_os in
1680   msdosdjgpp*)
1681     # On DJGPP, this test can blow up pretty badly due to problems in libc
1682     # (any single argument exceeding 2000 bytes causes a buffer overrun
1683     # during glob expansion).  Even if it were fixed, the result of this
1684     # check would be larger than it should be.
1685     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1686     ;;
1687
1688   gnu*)
1689     # Under GNU Hurd, this test is not required because there is
1690     # no limit to the length of command line arguments.
1691     # Libtool will interpret -1 as no limit whatsoever
1692     lt_cv_sys_max_cmd_len=-1;
1693     ;;
1694
1695   cygwin* | mingw* | cegcc*)
1696     # On Win9x/ME, this test blows up -- it succeeds, but takes
1697     # about 5 minutes as the teststring grows exponentially.
1698     # Worse, since 9x/ME are not pre-emptively multitasking,
1699     # you end up with a "frozen" computer, even though with patience
1700     # the test eventually succeeds (with a max line length of 256k).
1701     # Instead, let's just punt: use the minimum linelength reported by
1702     # all of the supported platforms: 8192 (on NT/2K/XP).
1703     lt_cv_sys_max_cmd_len=8192;
1704     ;;
1705
1706   mint*)
1707     # On MiNT this can take a long time and run out of memory.
1708     lt_cv_sys_max_cmd_len=8192;
1709     ;;
1710
1711   amigaos*)
1712     # On AmigaOS with pdksh, this test takes hours, literally.
1713     # So we just punt and use a minimum line length of 8192.
1714     lt_cv_sys_max_cmd_len=8192;
1715     ;;
1716
1717   bitrig* | darwin* | dragonfly* | freebsd* | netbsd* | openbsd*)
1718     # This has been around since 386BSD, at least.  Likely further.
1719     if test -x /sbin/sysctl; then
1720       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1721     elif test -x /usr/sbin/sysctl; then
1722       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1723     else
1724       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1725     fi
1726     # And add a safety zone
1727     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1728     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1729     ;;
1730
1731   interix*)
1732     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1733     lt_cv_sys_max_cmd_len=196608
1734     ;;
1735
1736   os2*)
1737     # The test takes a long time on OS/2.
1738     lt_cv_sys_max_cmd_len=8192
1739     ;;
1740
1741   osf*)
1742     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1743     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1744     # nice to cause kernel panics so lets avoid the loop below.
1745     # First set a reasonable default.
1746     lt_cv_sys_max_cmd_len=16384
1747     #
1748     if test -x /sbin/sysconfig; then
1749       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1750         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1751       esac
1752     fi
1753     ;;
1754   sco3.2v5*)
1755     lt_cv_sys_max_cmd_len=102400
1756     ;;
1757   sysv5* | sco5v6* | sysv4.2uw2*)
1758     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1759     if test -n "$kargmax"; then
1760       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1761     else
1762       lt_cv_sys_max_cmd_len=32768
1763     fi
1764     ;;
1765   *)
1766     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1767     if test -n "$lt_cv_sys_max_cmd_len" && \
1768        test undefined != "$lt_cv_sys_max_cmd_len"; then
1769       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1770       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1771     else
1772       # Make teststring a little bigger before we do anything with it.
1773       # a 1K string should be a reasonable start.
1774       for i in 1 2 3 4 5 6 7 8; do
1775         teststring=$teststring$teststring
1776       done
1777       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1778       # If test is not a shell built-in, we'll probably end up computing a
1779       # maximum length that is only half of the actual maximum length, but
1780       # we can't tell.
1781       while { test X`env echo "$teststring$teststring" 2>/dev/null` \
1782                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1783               test 17 != "$i" # 1/2 MB should be enough
1784       do
1785         i=`expr $i + 1`
1786         teststring=$teststring$teststring
1787       done
1788       # Only check the string length outside the loop.
1789       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1790       teststring=
1791       # Add a significant safety factor because C++ compilers can tack on
1792       # massive amounts of additional arguments before passing them to the
1793       # linker.  It appears as though 1/2 is a usable value.
1794       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1795     fi
1796     ;;
1797   esac
1798 ])
1799 if test -n "$lt_cv_sys_max_cmd_len"; then
1800   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1801 else
1802   AC_MSG_RESULT(none)
1803 fi
1804 max_cmd_len=$lt_cv_sys_max_cmd_len
1805 _LT_DECL([], [max_cmd_len], [0],
1806     [What is the maximum length of a command?])
1807 ])# LT_CMD_MAX_LEN
1808
1809 # Old name:
1810 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1811 dnl aclocal-1.4 backwards compatibility:
1812 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1813
1814
1815 # _LT_HEADER_DLFCN
1816 # ----------------
1817 m4_defun([_LT_HEADER_DLFCN],
1818 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1819 ])# _LT_HEADER_DLFCN
1820
1821
1822 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1823 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1824 # ----------------------------------------------------------------
1825 m4_defun([_LT_TRY_DLOPEN_SELF],
1826 [m4_require([_LT_HEADER_DLFCN])dnl
1827 if test yes = "$cross_compiling"; then :
1828   [$4]
1829 else
1830   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1831   lt_status=$lt_dlunknown
1832   cat > conftest.$ac_ext <<_LT_EOF
1833 [#line $LINENO "configure"
1834 #include "confdefs.h"
1835
1836 #if HAVE_DLFCN_H
1837 #include <dlfcn.h>
1838 #endif
1839
1840 #include <stdio.h>
1841
1842 #ifdef RTLD_GLOBAL
1843 #  define LT_DLGLOBAL           RTLD_GLOBAL
1844 #else
1845 #  ifdef DL_GLOBAL
1846 #    define LT_DLGLOBAL         DL_GLOBAL
1847 #  else
1848 #    define LT_DLGLOBAL         0
1849 #  endif
1850 #endif
1851
1852 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1853    find out it does not work in some platform. */
1854 #ifndef LT_DLLAZY_OR_NOW
1855 #  ifdef RTLD_LAZY
1856 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1857 #  else
1858 #    ifdef DL_LAZY
1859 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1860 #    else
1861 #      ifdef RTLD_NOW
1862 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1863 #      else
1864 #        ifdef DL_NOW
1865 #          define LT_DLLAZY_OR_NOW      DL_NOW
1866 #        else
1867 #          define LT_DLLAZY_OR_NOW      0
1868 #        endif
1869 #      endif
1870 #    endif
1871 #  endif
1872 #endif
1873
1874 /* When -fvisibility=hidden is used, assume the code has been annotated
1875    correspondingly for the symbols needed.  */
1876 #if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1877 int fnord () __attribute__((visibility("default")));
1878 #endif
1879
1880 int fnord () { return 42; }
1881 int main ()
1882 {
1883   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1884   int status = $lt_dlunknown;
1885
1886   if (self)
1887     {
1888       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1889       else
1890         {
1891           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1892           else puts (dlerror ());
1893         }
1894       /* dlclose (self); */
1895     }
1896   else
1897     puts (dlerror ());
1898
1899   return status;
1900 }]
1901 _LT_EOF
1902   if AC_TRY_EVAL(ac_link) && test -s "conftest$ac_exeext" 2>/dev/null; then
1903     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1904     lt_status=$?
1905     case x$lt_status in
1906       x$lt_dlno_uscore) $1 ;;
1907       x$lt_dlneed_uscore) $2 ;;
1908       x$lt_dlunknown|x*) $3 ;;
1909     esac
1910   else :
1911     # compilation failed
1912     $3
1913   fi
1914 fi
1915 rm -fr conftest*
1916 ])# _LT_TRY_DLOPEN_SELF
1917
1918
1919 # LT_SYS_DLOPEN_SELF
1920 # ------------------
1921 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1922 [m4_require([_LT_HEADER_DLFCN])dnl
1923 if test yes != "$enable_dlopen"; then
1924   enable_dlopen=unknown
1925   enable_dlopen_self=unknown
1926   enable_dlopen_self_static=unknown
1927 else
1928   lt_cv_dlopen=no
1929   lt_cv_dlopen_libs=
1930
1931   case $host_os in
1932   beos*)
1933     lt_cv_dlopen=load_add_on
1934     lt_cv_dlopen_libs=
1935     lt_cv_dlopen_self=yes
1936     ;;
1937
1938   mingw* | pw32* | cegcc*)
1939     lt_cv_dlopen=LoadLibrary
1940     lt_cv_dlopen_libs=
1941     ;;
1942
1943   cygwin*)
1944     lt_cv_dlopen=dlopen
1945     lt_cv_dlopen_libs=
1946     ;;
1947
1948   darwin*)
1949     # if libdl is installed we need to link against it
1950     AC_CHECK_LIB([dl], [dlopen],
1951                 [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],[
1952     lt_cv_dlopen=dyld
1953     lt_cv_dlopen_libs=
1954     lt_cv_dlopen_self=yes
1955     ])
1956     ;;
1957
1958   tpf*)
1959     # Don't try to run any link tests for TPF.  We know it's impossible
1960     # because TPF is a cross-compiler, and we know how we open DSOs.
1961     lt_cv_dlopen=dlopen
1962     lt_cv_dlopen_libs=
1963     lt_cv_dlopen_self=no
1964     ;;
1965
1966   *)
1967     AC_CHECK_FUNC([shl_load],
1968           [lt_cv_dlopen=shl_load],
1969       [AC_CHECK_LIB([dld], [shl_load],
1970             [lt_cv_dlopen=shl_load lt_cv_dlopen_libs=-ldld],
1971         [AC_CHECK_FUNC([dlopen],
1972               [lt_cv_dlopen=dlopen],
1973           [AC_CHECK_LIB([dl], [dlopen],
1974                 [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],
1975             [AC_CHECK_LIB([svld], [dlopen],
1976                   [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-lsvld],
1977               [AC_CHECK_LIB([dld], [dld_link],
1978                     [lt_cv_dlopen=dld_link lt_cv_dlopen_libs=-ldld])
1979               ])
1980             ])
1981           ])
1982         ])
1983       ])
1984     ;;
1985   esac
1986
1987   if test no = "$lt_cv_dlopen"; then
1988     enable_dlopen=no
1989   else
1990     enable_dlopen=yes
1991   fi
1992
1993   case $lt_cv_dlopen in
1994   dlopen)
1995     save_CPPFLAGS=$CPPFLAGS
1996     test yes = "$ac_cv_header_dlfcn_h" && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1997
1998     save_LDFLAGS=$LDFLAGS
1999     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2000
2001     save_LIBS=$LIBS
2002     LIBS="$lt_cv_dlopen_libs $LIBS"
2003
2004     AC_CACHE_CHECK([whether a program can dlopen itself],
2005           lt_cv_dlopen_self, [dnl
2006           _LT_TRY_DLOPEN_SELF(
2007             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
2008             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
2009     ])
2010
2011     if test yes = "$lt_cv_dlopen_self"; then
2012       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
2013       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
2014           lt_cv_dlopen_self_static, [dnl
2015           _LT_TRY_DLOPEN_SELF(
2016             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
2017             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
2018       ])
2019     fi
2020
2021     CPPFLAGS=$save_CPPFLAGS
2022     LDFLAGS=$save_LDFLAGS
2023     LIBS=$save_LIBS
2024     ;;
2025   esac
2026
2027   case $lt_cv_dlopen_self in
2028   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2029   *) enable_dlopen_self=unknown ;;
2030   esac
2031
2032   case $lt_cv_dlopen_self_static in
2033   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2034   *) enable_dlopen_self_static=unknown ;;
2035   esac
2036 fi
2037 _LT_DECL([dlopen_support], [enable_dlopen], [0],
2038          [Whether dlopen is supported])
2039 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
2040          [Whether dlopen of programs is supported])
2041 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
2042          [Whether dlopen of statically linked programs is supported])
2043 ])# LT_SYS_DLOPEN_SELF
2044
2045 # Old name:
2046 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
2047 dnl aclocal-1.4 backwards compatibility:
2048 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
2049
2050
2051 # _LT_COMPILER_C_O([TAGNAME])
2052 # ---------------------------
2053 # Check to see if options -c and -o are simultaneously supported by compiler.
2054 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
2055 m4_defun([_LT_COMPILER_C_O],
2056 [m4_require([_LT_DECL_SED])dnl
2057 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2058 m4_require([_LT_TAG_COMPILER])dnl
2059 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
2060   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
2061   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
2062    $RM -r conftest 2>/dev/null
2063    mkdir conftest
2064    cd conftest
2065    mkdir out
2066    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
2067
2068    lt_compiler_flag="-o out/conftest2.$ac_objext"
2069    # Insert the option either (1) after the last *FLAGS variable, or
2070    # (2) before a word containing "conftest.", or (3) at the end.
2071    # Note that $ac_compile itself does not contain backslashes and begins
2072    # with a dollar sign (not a hyphen), so the echo should work correctly.
2073    lt_compile=`echo "$ac_compile" | $SED \
2074    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
2075    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
2076    -e 's:$: $lt_compiler_flag:'`
2077    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
2078    (eval "$lt_compile" 2>out/conftest.err)
2079    ac_status=$?
2080    cat out/conftest.err >&AS_MESSAGE_LOG_FD
2081    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
2082    if (exit $ac_status) && test -s out/conftest2.$ac_objext
2083    then
2084      # The compiler can only warn and ignore the option if not recognized
2085      # So say no if there are warnings
2086      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
2087      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
2088      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
2089        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
2090      fi
2091    fi
2092    chmod u+w . 2>&AS_MESSAGE_LOG_FD
2093    $RM conftest*
2094    # SGI C++ compiler will create directory out/ii_files/ for
2095    # template instantiation
2096    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
2097    $RM out/* && rmdir out
2098    cd ..
2099    $RM -r conftest
2100    $RM conftest*
2101 ])
2102 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
2103         [Does compiler simultaneously support -c and -o options?])
2104 ])# _LT_COMPILER_C_O
2105
2106
2107 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
2108 # ----------------------------------
2109 # Check to see if we can do hard links to lock some files if needed
2110 m4_defun([_LT_COMPILER_FILE_LOCKS],
2111 [m4_require([_LT_ENABLE_LOCK])dnl
2112 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2113 _LT_COMPILER_C_O([$1])
2114
2115 hard_links=nottested
2116 if test no = "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" && test no != "$need_locks"; then
2117   # do not overwrite the value of need_locks provided by the user
2118   AC_MSG_CHECKING([if we can lock with hard links])
2119   hard_links=yes
2120   $RM conftest*
2121   ln conftest.a conftest.b 2>/dev/null && hard_links=no
2122   touch conftest.a
2123   ln conftest.a conftest.b 2>&5 || hard_links=no
2124   ln conftest.a conftest.b 2>/dev/null && hard_links=no
2125   AC_MSG_RESULT([$hard_links])
2126   if test no = "$hard_links"; then
2127     AC_MSG_WARN(['$CC' does not support '-c -o', so 'make -j' may be unsafe])
2128     need_locks=warn
2129   fi
2130 else
2131   need_locks=no
2132 fi
2133 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
2134 ])# _LT_COMPILER_FILE_LOCKS
2135
2136
2137 # _LT_CHECK_OBJDIR
2138 # ----------------
2139 m4_defun([_LT_CHECK_OBJDIR],
2140 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
2141 [rm -f .libs 2>/dev/null
2142 mkdir .libs 2>/dev/null
2143 if test -d .libs; then
2144   lt_cv_objdir=.libs
2145 else
2146   # MS-DOS does not allow filenames that begin with a dot.
2147   lt_cv_objdir=_libs
2148 fi
2149 rmdir .libs 2>/dev/null])
2150 objdir=$lt_cv_objdir
2151 _LT_DECL([], [objdir], [0],
2152          [The name of the directory that contains temporary libtool files])dnl
2153 m4_pattern_allow([LT_OBJDIR])dnl
2154 AC_DEFINE_UNQUOTED([LT_OBJDIR], "$lt_cv_objdir/",
2155   [Define to the sub-directory where libtool stores uninstalled libraries.])
2156 ])# _LT_CHECK_OBJDIR
2157
2158
2159 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2160 # --------------------------------------
2161 # Check hardcoding attributes.
2162 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2163 [AC_MSG_CHECKING([how to hardcode library paths into programs])
2164 _LT_TAGVAR(hardcode_action, $1)=
2165 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2166    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2167    test yes = "$_LT_TAGVAR(hardcode_automatic, $1)"; then
2168
2169   # We can hardcode non-existent directories.
2170   if test no != "$_LT_TAGVAR(hardcode_direct, $1)" &&
2171      # If the only mechanism to avoid hardcoding is shlibpath_var, we
2172      # have to relink, otherwise we might link with an installed library
2173      # when we should be linking with a yet-to-be-installed one
2174      ## test no != "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" &&
2175      test no != "$_LT_TAGVAR(hardcode_minus_L, $1)"; then
2176     # Linking always hardcodes the temporary library directory.
2177     _LT_TAGVAR(hardcode_action, $1)=relink
2178   else
2179     # We can link without hardcoding, and we can hardcode nonexisting dirs.
2180     _LT_TAGVAR(hardcode_action, $1)=immediate
2181   fi
2182 else
2183   # We cannot hardcode anything, or else we can only hardcode existing
2184   # directories.
2185   _LT_TAGVAR(hardcode_action, $1)=unsupported
2186 fi
2187 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2188
2189 if test relink = "$_LT_TAGVAR(hardcode_action, $1)" ||
2190    test yes = "$_LT_TAGVAR(inherit_rpath, $1)"; then
2191   # Fast installation is not supported
2192   enable_fast_install=no
2193 elif test yes = "$shlibpath_overrides_runpath" ||
2194      test no = "$enable_shared"; then
2195   # Fast installation is not necessary
2196   enable_fast_install=needless
2197 fi
2198 _LT_TAGDECL([], [hardcode_action], [0],
2199     [How to hardcode a shared library path into an executable])
2200 ])# _LT_LINKER_HARDCODE_LIBPATH
2201
2202
2203 # _LT_CMD_STRIPLIB
2204 # ----------------
2205 m4_defun([_LT_CMD_STRIPLIB],
2206 [m4_require([_LT_DECL_EGREP])
2207 striplib=
2208 old_striplib=
2209 AC_MSG_CHECKING([whether stripping libraries is possible])
2210 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2211   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2212   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2213   AC_MSG_RESULT([yes])
2214 else
2215 # FIXME - insert some real tests, host_os isn't really good enough
2216   case $host_os in
2217   darwin*)
2218     if test -n "$STRIP"; then
2219       striplib="$STRIP -x"
2220       old_striplib="$STRIP -S"
2221       AC_MSG_RESULT([yes])
2222     else
2223       AC_MSG_RESULT([no])
2224     fi
2225     ;;
2226   *)
2227     AC_MSG_RESULT([no])
2228     ;;
2229   esac
2230 fi
2231 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2232 _LT_DECL([], [striplib], [1])
2233 ])# _LT_CMD_STRIPLIB
2234
2235
2236 # _LT_PREPARE_MUNGE_PATH_LIST
2237 # ---------------------------
2238 # Make sure func_munge_path_list() is defined correctly.
2239 m4_defun([_LT_PREPARE_MUNGE_PATH_LIST],
2240 [[# func_munge_path_list VARIABLE PATH
2241 # -----------------------------------
2242 # VARIABLE is name of variable containing _space_ separated list of
2243 # directories to be munged by the contents of PATH, which is string
2244 # having a format:
2245 # "DIR[:DIR]:"
2246 #       string "DIR[ DIR]" will be prepended to VARIABLE
2247 # ":DIR[:DIR]"
2248 #       string "DIR[ DIR]" will be appended to VARIABLE
2249 # "DIRP[:DIRP]::[DIRA:]DIRA"
2250 #       string "DIRP[ DIRP]" will be prepended to VARIABLE and string
2251 #       "DIRA[ DIRA]" will be appended to VARIABLE
2252 # "DIR[:DIR]"
2253 #       VARIABLE will be replaced by "DIR[ DIR]"
2254 func_munge_path_list ()
2255 {
2256     case x@S|@2 in
2257     x)
2258         ;;
2259     *:)
2260         eval @S|@1=\"`$ECHO @S|@2 | $SED 's/:/ /g'` \@S|@@S|@1\"
2261         ;;
2262     x:*)
2263         eval @S|@1=\"\@S|@@S|@1 `$ECHO @S|@2 | $SED 's/:/ /g'`\"
2264         ;;
2265     *::*)
2266         eval @S|@1=\"\@S|@@S|@1\ `$ECHO @S|@2 | $SED -e 's/.*:://' -e 's/:/ /g'`\"
2267         eval @S|@1=\"`$ECHO @S|@2 | $SED -e 's/::.*//' -e 's/:/ /g'`\ \@S|@@S|@1\"
2268         ;;
2269     *)
2270         eval @S|@1=\"`$ECHO @S|@2 | $SED 's/:/ /g'`\"
2271         ;;
2272     esac
2273 }
2274 ]])# _LT_PREPARE_PATH_LIST
2275
2276
2277 # _LT_SYS_DYNAMIC_LINKER([TAG])
2278 # -----------------------------
2279 # PORTME Fill in your ld.so characteristics
2280 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2281 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2282 m4_require([_LT_DECL_EGREP])dnl
2283 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2284 m4_require([_LT_DECL_OBJDUMP])dnl
2285 m4_require([_LT_DECL_SED])dnl
2286 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2287 m4_require([_LT_PREPARE_MUNGE_PATH_LIST])dnl
2288 AC_MSG_CHECKING([dynamic linker characteristics])
2289 m4_if([$1],
2290         [], [
2291 if test yes = "$GCC"; then
2292   case $host_os in
2293     darwin*) lt_awk_arg='/^libraries:/,/LR/' ;;
2294     *) lt_awk_arg='/^libraries:/' ;;
2295   esac
2296   case $host_os in
2297     mingw* | cegcc*) lt_sed_strip_eq='s|=\([[A-Za-z]]:\)|\1|g' ;;
2298     *) lt_sed_strip_eq='s|=/|/|g' ;;
2299   esac
2300   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2301   case $lt_search_path_spec in
2302   *\;*)
2303     # if the path contains ";" then we assume it to be the separator
2304     # otherwise default to the standard path separator (i.e. ":") - it is
2305     # assumed that no part of a normal pathname contains ";" but that should
2306     # okay in the real world where ";" in dirpaths is itself problematic.
2307     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2308     ;;
2309   *)
2310     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2311     ;;
2312   esac
2313   # Ok, now we have the path, separated by spaces, we can step through it
2314   # and add multilib dir if necessary...
2315   lt_tmp_lt_search_path_spec=
2316   lt_multi_os_dir=/`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2317   # ...but if some path component already ends with the multilib dir we assume
2318   # that all is fine and trust -print-search-dirs as is (GCC 4.2? or newer).
2319   case "$lt_multi_os_dir; $lt_search_path_spec " in
2320   "/; "* | "/.; "* | "/./; "* | *"$lt_multi_os_dir "* | *"$lt_multi_os_dir/ "*)
2321     lt_multi_os_dir=
2322     ;;
2323   esac
2324   for lt_sys_path in $lt_search_path_spec; do
2325     if test -d "$lt_sys_path$lt_multi_os_dir"; then
2326       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path$lt_multi_os_dir"
2327     elif test -n "$lt_multi_os_dir"; then
2328       test -d "$lt_sys_path" && \
2329         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2330     fi
2331   done
2332   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2333 BEGIN {RS = " "; FS = "/|\n";} {
2334   lt_foo = "";
2335   lt_count = 0;
2336   for (lt_i = NF; lt_i > 0; lt_i--) {
2337     if ($lt_i != "" && $lt_i != ".") {
2338       if ($lt_i == "..") {
2339         lt_count++;
2340       } else {
2341         if (lt_count == 0) {
2342           lt_foo = "/" $lt_i lt_foo;
2343         } else {
2344           lt_count--;
2345         }
2346       }
2347     }
2348   }
2349   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2350   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2351 }'`
2352   # AWK program above erroneously prepends '/' to C:/dos/paths
2353   # for these hosts.
2354   case $host_os in
2355     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2356       $SED 's|/\([[A-Za-z]]:\)|\1|g'` ;;
2357   esac
2358   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2359 else
2360   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2361 fi])
2362 library_names_spec=
2363 libname_spec='lib$name'
2364 soname_spec=
2365 shrext_cmds=.so
2366 postinstall_cmds=
2367 postuninstall_cmds=
2368 finish_cmds=
2369 finish_eval=
2370 shlibpath_var=
2371 shlibpath_overrides_runpath=unknown
2372 version_type=none
2373 dynamic_linker="$host_os ld.so"
2374 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2375 need_lib_prefix=unknown
2376 hardcode_into_libs=no
2377
2378 # when you set need_version to no, make sure it does not cause -set_version
2379 # flags to be left without arguments
2380 need_version=unknown
2381
2382 AC_ARG_VAR([LT_SYS_LIBRARY_PATH],
2383 [User-defined run-time library search path.])
2384
2385 case $host_os in
2386 aix3*)
2387   version_type=linux # correct to gnu/linux during the next big refactor
2388   library_names_spec='$libname$release$shared_ext$versuffix $libname.a'
2389   shlibpath_var=LIBPATH
2390
2391   # AIX 3 has no versioning support, so we append a major version to the name.
2392   soname_spec='$libname$release$shared_ext$major'
2393   ;;
2394
2395 aix[[4-9]]*)
2396   version_type=linux # correct to gnu/linux during the next big refactor
2397   need_lib_prefix=no
2398   need_version=no
2399   hardcode_into_libs=yes
2400   if test ia64 = "$host_cpu"; then
2401     # AIX 5 supports IA64
2402     library_names_spec='$libname$release$shared_ext$major $libname$release$shared_ext$versuffix $libname$shared_ext'
2403     shlibpath_var=LD_LIBRARY_PATH
2404   else
2405     # With GCC up to 2.95.x, collect2 would create an import file
2406     # for dependence libraries.  The import file would start with
2407     # the line '#! .'.  This would cause the generated library to
2408     # depend on '.', always an invalid library.  This was fixed in
2409     # development snapshots of GCC prior to 3.0.
2410     case $host_os in
2411       aix4 | aix4.[[01]] | aix4.[[01]].*)
2412       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2413            echo ' yes '
2414            echo '#endif'; } | $CC -E - | $GREP yes > /dev/null; then
2415         :
2416       else
2417         can_build_shared=no
2418       fi
2419       ;;
2420     esac
2421     # Using Import Files as archive members, it is possible to support
2422     # filename-based versioning of shared library archives on AIX. While
2423     # this would work for both with and without runtime linking, it will
2424     # prevent static linking of such archives. So we do filename-based
2425     # shared library versioning with .so extension only, which is used
2426     # when both runtime linking and shared linking is enabled.
2427     # Unfortunately, runtime linking may impact performance, so we do
2428     # not want this to be the default eventually. Also, we use the
2429     # versioned .so libs for executables only if there is the -brtl
2430     # linker flag in LDFLAGS as well, or --with-aix-soname=svr4 only.
2431     # To allow for filename-based versioning support, we need to create
2432     # libNAME.so.V as an archive file, containing:
2433     # *) an Import File, referring to the versioned filename of the
2434     #    archive as well as the shared archive member, telling the
2435     #    bitwidth (32 or 64) of that shared object, and providing the
2436     #    list of exported symbols of that shared object, eventually
2437     #    decorated with the 'weak' keyword
2438     # *) the shared object with the F_LOADONLY flag set, to really avoid
2439     #    it being seen by the linker.
2440     # At run time we better use the real file rather than another symlink,
2441     # but for link time we create the symlink libNAME.so -> libNAME.so.V
2442
2443     case $with_aix_soname,$aix_use_runtimelinking in
2444     # AIX (on Power*) has no versioning support, so currently we cannot hardcode correct
2445     # soname into executable. Probably we can add versioning support to
2446     # collect2, so additional links can be useful in future.
2447     aix,yes) # traditional libtool
2448       dynamic_linker='AIX unversionable lib.so'
2449       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2450       # instead of lib<name>.a to let people know that these are not
2451       # typical AIX shared libraries.
2452       library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2453       ;;
2454     aix,no) # traditional AIX only
2455       dynamic_linker='AIX lib.a[(]lib.so.V[)]'
2456       # We preserve .a as extension for shared libraries through AIX4.2
2457       # and later when we are not doing run time linking.
2458       library_names_spec='$libname$release.a $libname.a'
2459       soname_spec='$libname$release$shared_ext$major'
2460       ;;
2461     svr4,*) # full svr4 only
2462       dynamic_linker="AIX lib.so.V[(]$shared_archive_member_spec.o[)]"
2463       library_names_spec='$libname$release$shared_ext$major $libname$shared_ext'
2464       # We do not specify a path in Import Files, so LIBPATH fires.
2465       shlibpath_overrides_runpath=yes
2466       ;;
2467     *,yes) # both, prefer svr4
2468       dynamic_linker="AIX lib.so.V[(]$shared_archive_member_spec.o[)], lib.a[(]lib.so.V[)]"
2469       library_names_spec='$libname$release$shared_ext$major $libname$shared_ext'
2470       # unpreferred sharedlib libNAME.a needs extra handling
2471       postinstall_cmds='test -n "$linkname" || linkname="$realname"~func_stripname "" ".so" "$linkname"~$install_shared_prog "$dir/$func_stripname_result.$libext" "$destdir/$func_stripname_result.$libext"~test -z "$tstripme" || test -z "$striplib" || $striplib "$destdir/$func_stripname_result.$libext"'
2472       postuninstall_cmds='for n in $library_names $old_library; do :; done~func_stripname "" ".so" "$n"~test "$func_stripname_result" = "$n" || func_append rmfiles " $odir/$func_stripname_result.$libext"'
2473       # We do not specify a path in Import Files, so LIBPATH fires.
2474       shlibpath_overrides_runpath=yes
2475       ;;
2476     *,no) # both, prefer aix
2477       dynamic_linker="AIX lib.a[(]lib.so.V[)], lib.so.V[(]$shared_archive_member_spec.o[)]"
2478       library_names_spec='$libname$release.a $libname.a'
2479       soname_spec='$libname$release$shared_ext$major'
2480       # unpreferred sharedlib libNAME.so.V and symlink libNAME.so need extra handling
2481       postinstall_cmds='test -z "$dlname" || $install_shared_prog $dir/$dlname $destdir/$dlname~test -z "$tstripme" || test -z "$striplib" || $striplib $destdir/$dlname~test -n "$linkname" || linkname=$realname~func_stripname "" ".a" "$linkname"~(cd "$destdir" && $LN_S -f $dlname $func_stripname_result.so)'
2482       postuninstall_cmds='test -z "$dlname" || func_append rmfiles " $odir/$dlname"~for n in $old_library $library_names; do :; done~func_stripname "" ".a" "$n"~func_append rmfiles " $odir/$func_stripname_result.so"'
2483       ;;
2484     esac
2485     shlibpath_var=LIBPATH
2486   fi
2487   ;;
2488
2489 amigaos*)
2490   case $host_cpu in
2491   powerpc)
2492     # Since July 2007 AmigaOS4 officially supports .so libraries.
2493     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2494     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2495     ;;
2496   m68k)
2497     library_names_spec='$libname.ixlibrary $libname.a'
2498     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2499     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2500     ;;
2501   esac
2502   ;;
2503
2504 beos*)
2505   library_names_spec='$libname$shared_ext'
2506   dynamic_linker="$host_os ld.so"
2507   shlibpath_var=LIBRARY_PATH
2508   ;;
2509
2510 bsdi[[45]]*)
2511   version_type=linux # correct to gnu/linux during the next big refactor
2512   need_version=no
2513   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2514   soname_spec='$libname$release$shared_ext$major'
2515   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2516   shlibpath_var=LD_LIBRARY_PATH
2517   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2518   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2519   # the default ld.so.conf also contains /usr/contrib/lib and
2520   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2521   # libtool to hard-code these into programs
2522   ;;
2523
2524 cygwin* | mingw* | pw32* | cegcc*)
2525   version_type=windows
2526   shrext_cmds=.dll
2527   need_version=no
2528   need_lib_prefix=no
2529
2530   case $GCC,$cc_basename in
2531   yes,*)
2532     # gcc
2533     library_names_spec='$libname.dll.a'
2534     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2535     postinstall_cmds='base_file=`basename \$file`~
2536       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2537       dldir=$destdir/`dirname \$dlpath`~
2538       test -d \$dldir || mkdir -p \$dldir~
2539       $install_prog $dir/$dlname \$dldir/$dlname~
2540       chmod a+x \$dldir/$dlname~
2541       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2542         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2543       fi'
2544     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2545       dlpath=$dir/\$dldll~
2546        $RM \$dlpath'
2547     shlibpath_overrides_runpath=yes
2548
2549     case $host_os in
2550     cygwin*)
2551       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2552       soname_spec='`echo $libname | sed -e 's/^lib/cyg/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2553 m4_if([$1], [],[
2554       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2555       ;;
2556     mingw* | cegcc*)
2557       # MinGW DLLs use traditional 'lib' prefix
2558       soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2559       ;;
2560     pw32*)
2561       # pw32 DLLs use 'pw' prefix rather than 'lib'
2562       library_names_spec='`echo $libname | sed -e 's/^lib/pw/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2563       ;;
2564     esac
2565     dynamic_linker='Win32 ld.exe'
2566     ;;
2567
2568   *,cl*)
2569     # Native MSVC
2570     libname_spec='$name'
2571     soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2572     library_names_spec='$libname.dll.lib'
2573
2574     case $build_os in
2575     mingw*)
2576       sys_lib_search_path_spec=
2577       lt_save_ifs=$IFS
2578       IFS=';'
2579       for lt_path in $LIB
2580       do
2581         IFS=$lt_save_ifs
2582         # Let DOS variable expansion print the short 8.3 style file name.
2583         lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2584         sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2585       done
2586       IFS=$lt_save_ifs
2587       # Convert to MSYS style.
2588       sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2589       ;;
2590     cygwin*)
2591       # Convert to unix form, then to dos form, then back to unix form
2592       # but this time dos style (no spaces!) so that the unix form looks
2593       # like /cygdrive/c/PROGRA~1:/cygdr...
2594       sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2595       sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2596       sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2597       ;;
2598     *)
2599       sys_lib_search_path_spec=$LIB
2600       if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2601         # It is most probably a Windows format PATH.
2602         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2603       else
2604         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2605       fi
2606       # FIXME: find the short name or the path components, as spaces are
2607       # common. (e.g. "Program Files" -> "PROGRA~1")
2608       ;;
2609     esac
2610
2611     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2612     postinstall_cmds='base_file=`basename \$file`~
2613       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2614       dldir=$destdir/`dirname \$dlpath`~
2615       test -d \$dldir || mkdir -p \$dldir~
2616       $install_prog $dir/$dlname \$dldir/$dlname'
2617     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2618       dlpath=$dir/\$dldll~
2619        $RM \$dlpath'
2620     shlibpath_overrides_runpath=yes
2621     dynamic_linker='Win32 link.exe'
2622     ;;
2623
2624   *)
2625     # Assume MSVC wrapper
2626     library_names_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext $libname.lib'
2627     dynamic_linker='Win32 ld.exe'
2628     ;;
2629   esac
2630   # FIXME: first we should search . and the directory the executable is in
2631   shlibpath_var=PATH
2632   ;;
2633
2634 darwin* | rhapsody*)
2635   dynamic_linker="$host_os dyld"
2636   version_type=darwin
2637   need_lib_prefix=no
2638   need_version=no
2639   library_names_spec='$libname$release$major$shared_ext $libname$shared_ext'
2640   soname_spec='$libname$release$major$shared_ext'
2641   shlibpath_overrides_runpath=yes
2642   shlibpath_var=DYLD_LIBRARY_PATH
2643   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2644 m4_if([$1], [],[
2645   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2646   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2647   ;;
2648
2649 dgux*)
2650   version_type=linux # correct to gnu/linux during the next big refactor
2651   need_lib_prefix=no
2652   need_version=no
2653   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2654   soname_spec='$libname$release$shared_ext$major'
2655   shlibpath_var=LD_LIBRARY_PATH
2656   ;;
2657
2658 freebsd* | dragonfly*)
2659   # DragonFly does not have aout.  When/if they implement a new
2660   # versioning mechanism, adjust this.
2661   if test -x /usr/bin/objformat; then
2662     objformat=`/usr/bin/objformat`
2663   else
2664     case $host_os in
2665     freebsd[[23]].*) objformat=aout ;;
2666     *) objformat=elf ;;
2667     esac
2668   fi
2669   version_type=freebsd-$objformat
2670   case $version_type in
2671     freebsd-elf*)
2672       library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2673       soname_spec='$libname$release$shared_ext$major'
2674       need_version=no
2675       need_lib_prefix=no
2676       ;;
2677     freebsd-*)
2678       library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2679       need_version=yes
2680       ;;
2681   esac
2682   shlibpath_var=LD_LIBRARY_PATH
2683   case $host_os in
2684   freebsd2.*)
2685     shlibpath_overrides_runpath=yes
2686     ;;
2687   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2688     shlibpath_overrides_runpath=yes
2689     hardcode_into_libs=yes
2690     ;;
2691   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2692   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2693     shlibpath_overrides_runpath=no
2694     hardcode_into_libs=yes
2695     ;;
2696   *) # from 4.6 on, and DragonFly
2697     shlibpath_overrides_runpath=yes
2698     hardcode_into_libs=yes
2699     ;;
2700   esac
2701   ;;
2702
2703 haiku*)
2704   version_type=linux # correct to gnu/linux during the next big refactor
2705   need_lib_prefix=no
2706   need_version=no
2707   dynamic_linker="$host_os runtime_loader"
2708   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2709   soname_spec='$libname$release$shared_ext$major'
2710   shlibpath_var=LIBRARY_PATH
2711   shlibpath_overrides_runpath=no
2712   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2713   hardcode_into_libs=yes
2714   ;;
2715
2716 hpux9* | hpux10* | hpux11*)
2717   # Give a soname corresponding to the major version so that dld.sl refuses to
2718   # link against other versions.
2719   version_type=sunos
2720   need_lib_prefix=no
2721   need_version=no
2722   case $host_cpu in
2723   ia64*)
2724     shrext_cmds='.so'
2725     hardcode_into_libs=yes
2726     dynamic_linker="$host_os dld.so"
2727     shlibpath_var=LD_LIBRARY_PATH
2728     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2729     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2730     soname_spec='$libname$release$shared_ext$major'
2731     if test 32 = "$HPUX_IA64_MODE"; then
2732       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2733       sys_lib_dlsearch_path_spec=/usr/lib/hpux32
2734     else
2735       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2736       sys_lib_dlsearch_path_spec=/usr/lib/hpux64
2737     fi
2738     ;;
2739   hppa*64*)
2740     shrext_cmds='.sl'
2741     hardcode_into_libs=yes
2742     dynamic_linker="$host_os dld.sl"
2743     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2744     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2745     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2746     soname_spec='$libname$release$shared_ext$major'
2747     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2748     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2749     ;;
2750   *)
2751     shrext_cmds='.sl'
2752     dynamic_linker="$host_os dld.sl"
2753     shlibpath_var=SHLIB_PATH
2754     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2755     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2756     soname_spec='$libname$release$shared_ext$major'
2757     ;;
2758   esac
2759   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2760   postinstall_cmds='chmod 555 $lib'
2761   # or fails outright, so override atomically:
2762   install_override_mode=555
2763   ;;
2764
2765 interix[[3-9]]*)
2766   version_type=linux # correct to gnu/linux during the next big refactor
2767   need_lib_prefix=no
2768   need_version=no
2769   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2770   soname_spec='$libname$release$shared_ext$major'
2771   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2772   shlibpath_var=LD_LIBRARY_PATH
2773   shlibpath_overrides_runpath=no
2774   hardcode_into_libs=yes
2775   ;;
2776
2777 irix5* | irix6* | nonstopux*)
2778   case $host_os in
2779     nonstopux*) version_type=nonstopux ;;
2780     *)
2781         if test yes = "$lt_cv_prog_gnu_ld"; then
2782                 version_type=linux # correct to gnu/linux during the next big refactor
2783         else
2784                 version_type=irix
2785         fi ;;
2786   esac
2787   need_lib_prefix=no
2788   need_version=no
2789   soname_spec='$libname$release$shared_ext$major'
2790   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$release$shared_ext $libname$shared_ext'
2791   case $host_os in
2792   irix5* | nonstopux*)
2793     libsuff= shlibsuff=
2794     ;;
2795   *)
2796     case $LD in # libtool.m4 will add one of these switches to LD
2797     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2798       libsuff= shlibsuff= libmagic=32-bit;;
2799     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2800       libsuff=32 shlibsuff=N32 libmagic=N32;;
2801     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2802       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2803     *) libsuff= shlibsuff= libmagic=never-match;;
2804     esac
2805     ;;
2806   esac
2807   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2808   shlibpath_overrides_runpath=no
2809   sys_lib_search_path_spec="/usr/lib$libsuff /lib$libsuff /usr/local/lib$libsuff"
2810   sys_lib_dlsearch_path_spec="/usr/lib$libsuff /lib$libsuff"
2811   hardcode_into_libs=yes
2812   ;;
2813
2814 # No shared lib support for Linux oldld, aout, or coff.
2815 linux*oldld* | linux*aout* | linux*coff*)
2816   dynamic_linker=no
2817   ;;
2818
2819 linux*android*)
2820   version_type=none # Android doesn't support versioned libraries.
2821   need_lib_prefix=no
2822   need_version=no
2823   library_names_spec='$libname$release$shared_ext'
2824   soname_spec='$libname$release$shared_ext'
2825   finish_cmds=
2826   shlibpath_var=LD_LIBRARY_PATH
2827   shlibpath_overrides_runpath=yes
2828
2829   # This implies no fast_install, which is unacceptable.
2830   # Some rework will be needed to allow for fast_install
2831   # before this can be enabled.
2832   hardcode_into_libs=yes
2833
2834   dynamic_linker='Android linker'
2835   # Don't embed -rpath directories since the linker doesn't support them.
2836   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2837   ;;
2838
2839 # This must be glibc/ELF.
2840 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
2841   version_type=linux # correct to gnu/linux during the next big refactor
2842   need_lib_prefix=no
2843   need_version=no
2844   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2845   soname_spec='$libname$release$shared_ext$major'
2846   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2847   shlibpath_var=LD_LIBRARY_PATH
2848   shlibpath_overrides_runpath=no
2849
2850   # Some binutils ld are patched to set DT_RUNPATH
2851   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2852     [lt_cv_shlibpath_overrides_runpath=no
2853     save_LDFLAGS=$LDFLAGS
2854     save_libdir=$libdir
2855     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2856          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2857     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2858       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2859          [lt_cv_shlibpath_overrides_runpath=yes])])
2860     LDFLAGS=$save_LDFLAGS
2861     libdir=$save_libdir
2862     ])
2863   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2864
2865   # This implies no fast_install, which is unacceptable.
2866   # Some rework will be needed to allow for fast_install
2867   # before this can be enabled.
2868   hardcode_into_libs=yes
2869
2870   # Ideally, we could use ldconfig to report *all* directores which are
2871   # searched for libraries, however this is still not possible.  Aside from not
2872   # being certain /sbin/ldconfig is available, command
2873   # 'ldconfig -N -X -v | grep ^/' on 64bit Fedora does not report /usr/lib64,
2874   # even though it is searched at run-time.  Try to do the best guess by
2875   # appending ld.so.conf contents (and includes) to the search path.
2876   if test -f /etc/ld.so.conf; then
2877     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[   ]*hwcap[        ]/d;s/[:,      ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2878     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2879   fi
2880
2881   # We used to test for /lib/ld.so.1 and disable shared libraries on
2882   # powerpc, because MkLinux only supported shared libraries with the
2883   # GNU dynamic linker.  Since this was broken with cross compilers,
2884   # most powerpc-linux boxes support dynamic linking these days and
2885   # people can always --disable-shared, the test was removed, and we
2886   # assume the GNU/Linux dynamic linker is in use.
2887   dynamic_linker='GNU/Linux ld.so'
2888   ;;
2889
2890 netbsdelf*-gnu)
2891   version_type=linux
2892   need_lib_prefix=no
2893   need_version=no
2894   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2895   soname_spec='${libname}${release}${shared_ext}$major'
2896   shlibpath_var=LD_LIBRARY_PATH
2897   shlibpath_overrides_runpath=no
2898   hardcode_into_libs=yes
2899   dynamic_linker='NetBSD ld.elf_so'
2900   ;;
2901
2902 netbsd*)
2903   version_type=sunos
2904   need_lib_prefix=no
2905   need_version=no
2906   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2907     library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2908     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2909     dynamic_linker='NetBSD (a.out) ld.so'
2910   else
2911     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2912     soname_spec='$libname$release$shared_ext$major'
2913     dynamic_linker='NetBSD ld.elf_so'
2914   fi
2915   shlibpath_var=LD_LIBRARY_PATH
2916   shlibpath_overrides_runpath=yes
2917   hardcode_into_libs=yes
2918   ;;
2919
2920 newsos6)
2921   version_type=linux # correct to gnu/linux during the next big refactor
2922   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2923   shlibpath_var=LD_LIBRARY_PATH
2924   shlibpath_overrides_runpath=yes
2925   ;;
2926
2927 *nto* | *qnx*)
2928   version_type=qnx
2929   need_lib_prefix=no
2930   need_version=no
2931   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2932   soname_spec='$libname$release$shared_ext$major'
2933   shlibpath_var=LD_LIBRARY_PATH
2934   shlibpath_overrides_runpath=no
2935   hardcode_into_libs=yes
2936   dynamic_linker='ldqnx.so'
2937   ;;
2938
2939 openbsd* | bitrig*)
2940   version_type=sunos
2941   sys_lib_dlsearch_path_spec=/usr/lib
2942   need_lib_prefix=no
2943   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
2944     need_version=no
2945   else
2946     need_version=yes
2947   fi
2948   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2949   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2950   shlibpath_var=LD_LIBRARY_PATH
2951   shlibpath_overrides_runpath=yes
2952   ;;
2953
2954 os2*)
2955   libname_spec='$name'
2956   version_type=windows
2957   shrext_cmds=.dll
2958   need_version=no
2959   need_lib_prefix=no
2960   # OS/2 can only load a DLL with a base name of 8 characters or less.
2961   soname_spec='`test -n "$os2dllname" && libname="$os2dllname";
2962     v=$($ECHO $release$versuffix | tr -d .-);
2963     n=$($ECHO $libname | cut -b -$((8 - ${#v})) | tr . _);
2964     $ECHO $n$v`$shared_ext'
2965   library_names_spec='${libname}_dll.$libext'
2966   dynamic_linker='OS/2 ld.exe'
2967   shlibpath_var=BEGINLIBPATH
2968   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2969   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2970   postinstall_cmds='base_file=`basename \$file`~
2971     dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; $ECHO \$dlname'\''`~
2972     dldir=$destdir/`dirname \$dlpath`~
2973     test -d \$dldir || mkdir -p \$dldir~
2974     $install_prog $dir/$dlname \$dldir/$dlname~
2975     chmod a+x \$dldir/$dlname~
2976     if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2977       eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2978     fi'
2979   postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; $ECHO \$dlname'\''`~
2980     dlpath=$dir/\$dldll~
2981     $RM \$dlpath'
2982   ;;
2983
2984 osf3* | osf4* | osf5*)
2985   version_type=osf
2986   need_lib_prefix=no
2987   need_version=no
2988   soname_spec='$libname$release$shared_ext$major'
2989   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2990   shlibpath_var=LD_LIBRARY_PATH
2991   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2992   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2993   ;;
2994
2995 rdos*)
2996   dynamic_linker=no
2997   ;;
2998
2999 solaris*)
3000   version_type=linux # correct to gnu/linux during the next big refactor
3001   need_lib_prefix=no
3002   need_version=no
3003   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3004   soname_spec='$libname$release$shared_ext$major'
3005   shlibpath_var=LD_LIBRARY_PATH
3006   shlibpath_overrides_runpath=yes
3007   hardcode_into_libs=yes
3008   # ldd complains unless libraries are executable
3009   postinstall_cmds='chmod +x $lib'
3010   ;;
3011
3012 sunos4*)
3013   version_type=sunos
3014   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
3015   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
3016   shlibpath_var=LD_LIBRARY_PATH
3017   shlibpath_overrides_runpath=yes
3018   if test yes = "$with_gnu_ld"; then
3019     need_lib_prefix=no
3020   fi
3021   need_version=yes
3022   ;;
3023
3024 sysv4 | sysv4.3*)
3025   version_type=linux # correct to gnu/linux during the next big refactor
3026   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3027   soname_spec='$libname$release$shared_ext$major'
3028   shlibpath_var=LD_LIBRARY_PATH
3029   case $host_vendor in
3030     sni)
3031       shlibpath_overrides_runpath=no
3032       need_lib_prefix=no
3033       runpath_var=LD_RUN_PATH
3034       ;;
3035     siemens)
3036       need_lib_prefix=no
3037       ;;
3038     motorola)
3039       need_lib_prefix=no
3040       need_version=no
3041       shlibpath_overrides_runpath=no
3042       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
3043       ;;
3044   esac
3045   ;;
3046
3047 sysv4*MP*)
3048   if test -d /usr/nec; then
3049     version_type=linux # correct to gnu/linux during the next big refactor
3050     library_names_spec='$libname$shared_ext.$versuffix $libname$shared_ext.$major $libname$shared_ext'
3051     soname_spec='$libname$shared_ext.$major'
3052     shlibpath_var=LD_LIBRARY_PATH
3053   fi
3054   ;;
3055
3056 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3057   version_type=sco
3058   need_lib_prefix=no
3059   need_version=no
3060   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext $libname$shared_ext'
3061   soname_spec='$libname$release$shared_ext$major'
3062   shlibpath_var=LD_LIBRARY_PATH
3063   shlibpath_overrides_runpath=yes
3064   hardcode_into_libs=yes
3065   if test yes = "$with_gnu_ld"; then
3066     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
3067   else
3068     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
3069     case $host_os in
3070       sco3.2v5*)
3071         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
3072         ;;
3073     esac
3074   fi
3075   sys_lib_dlsearch_path_spec='/usr/lib'
3076   ;;
3077
3078 tpf*)
3079   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
3080   version_type=linux # correct to gnu/linux during the next big refactor
3081   need_lib_prefix=no
3082   need_version=no
3083   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3084   shlibpath_var=LD_LIBRARY_PATH
3085   shlibpath_overrides_runpath=no
3086   hardcode_into_libs=yes
3087   ;;
3088
3089 uts4*)
3090   version_type=linux # correct to gnu/linux during the next big refactor
3091   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3092   soname_spec='$libname$release$shared_ext$major'
3093   shlibpath_var=LD_LIBRARY_PATH
3094   ;;
3095
3096 *)
3097   dynamic_linker=no
3098   ;;
3099 esac
3100 AC_MSG_RESULT([$dynamic_linker])
3101 test no = "$dynamic_linker" && can_build_shared=no
3102
3103 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
3104 if test yes = "$GCC"; then
3105   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
3106 fi
3107
3108 if test set = "${lt_cv_sys_lib_search_path_spec+set}"; then
3109   sys_lib_search_path_spec=$lt_cv_sys_lib_search_path_spec
3110 fi
3111
3112 if test set = "${lt_cv_sys_lib_dlsearch_path_spec+set}"; then
3113   sys_lib_dlsearch_path_spec=$lt_cv_sys_lib_dlsearch_path_spec
3114 fi
3115
3116 # remember unaugmented sys_lib_dlsearch_path content for libtool script decls...
3117 configure_time_dlsearch_path=$sys_lib_dlsearch_path_spec
3118
3119 # ... but it needs LT_SYS_LIBRARY_PATH munging for other configure-time code
3120 func_munge_path_list sys_lib_dlsearch_path_spec "$LT_SYS_LIBRARY_PATH"
3121
3122 # to be used as default LT_SYS_LIBRARY_PATH value in generated libtool
3123 configure_time_lt_sys_library_path=$LT_SYS_LIBRARY_PATH
3124
3125 _LT_DECL([], [variables_saved_for_relink], [1],
3126     [Variables whose values should be saved in libtool wrapper scripts and
3127     restored at link time])
3128 _LT_DECL([], [need_lib_prefix], [0],
3129     [Do we need the "lib" prefix for modules?])
3130 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
3131 _LT_DECL([], [version_type], [0], [Library versioning type])
3132 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
3133 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
3134 _LT_DECL([], [shlibpath_overrides_runpath], [0],
3135     [Is shlibpath searched before the hard-coded library search path?])
3136 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
3137 _LT_DECL([], [library_names_spec], [1],
3138     [[List of archive names.  First name is the real one, the rest are links.
3139     The last name is the one that the linker finds with -lNAME]])
3140 _LT_DECL([], [soname_spec], [1],
3141     [[The coded name of the library, if different from the real name]])
3142 _LT_DECL([], [install_override_mode], [1],
3143     [Permission mode override for installation of shared libraries])
3144 _LT_DECL([], [postinstall_cmds], [2],
3145     [Command to use after installation of a shared archive])
3146 _LT_DECL([], [postuninstall_cmds], [2],
3147     [Command to use after uninstallation of a shared archive])
3148 _LT_DECL([], [finish_cmds], [2],
3149     [Commands used to finish a libtool library installation in a directory])
3150 _LT_DECL([], [finish_eval], [1],
3151     [[As "finish_cmds", except a single script fragment to be evaled but
3152     not shown]])
3153 _LT_DECL([], [hardcode_into_libs], [0],
3154     [Whether we should hardcode library paths into libraries])
3155 _LT_DECL([], [sys_lib_search_path_spec], [2],
3156     [Compile-time system search path for libraries])
3157 _LT_DECL([sys_lib_dlsearch_path_spec], [configure_time_dlsearch_path], [2],
3158     [Detected run-time system search path for libraries])
3159 _LT_DECL([], [configure_time_lt_sys_library_path], [2],
3160     [Explicit LT_SYS_LIBRARY_PATH set during ./configure time])
3161 ])# _LT_SYS_DYNAMIC_LINKER
3162
3163
3164 # _LT_PATH_TOOL_PREFIX(TOOL)
3165 # --------------------------
3166 # find a file program that can recognize shared library
3167 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
3168 [m4_require([_LT_DECL_EGREP])dnl
3169 AC_MSG_CHECKING([for $1])
3170 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
3171 [case $MAGIC_CMD in
3172 [[\\/*] |  ?:[\\/]*])
3173   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
3174   ;;
3175 *)
3176   lt_save_MAGIC_CMD=$MAGIC_CMD
3177   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3178 dnl $ac_dummy forces splitting on constant user-supplied paths.
3179 dnl POSIX.2 word splitting is done only on the output of word expansions,
3180 dnl not every word.  This closes a longstanding sh security hole.
3181   ac_dummy="m4_if([$2], , $PATH, [$2])"
3182   for ac_dir in $ac_dummy; do
3183     IFS=$lt_save_ifs
3184     test -z "$ac_dir" && ac_dir=.
3185     if test -f "$ac_dir/$1"; then
3186       lt_cv_path_MAGIC_CMD=$ac_dir/"$1"
3187       if test -n "$file_magic_test_file"; then
3188         case $deplibs_check_method in
3189         "file_magic "*)
3190           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
3191           MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3192           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
3193             $EGREP "$file_magic_regex" > /dev/null; then
3194             :
3195           else
3196             cat <<_LT_EOF 1>&2
3197
3198 *** Warning: the command libtool uses to detect shared libraries,
3199 *** $file_magic_cmd, produces output that libtool cannot recognize.
3200 *** The result is that libtool may fail to recognize shared libraries
3201 *** as such.  This will affect the creation of libtool libraries that
3202 *** depend on shared libraries, but programs linked with such libtool
3203 *** libraries will work regardless of this problem.  Nevertheless, you
3204 *** may want to report the problem to your system manager and/or to
3205 *** bug-libtool@gnu.org
3206
3207 _LT_EOF
3208           fi ;;
3209         esac
3210       fi
3211       break
3212     fi
3213   done
3214   IFS=$lt_save_ifs
3215   MAGIC_CMD=$lt_save_MAGIC_CMD
3216   ;;
3217 esac])
3218 MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3219 if test -n "$MAGIC_CMD"; then
3220   AC_MSG_RESULT($MAGIC_CMD)
3221 else
3222   AC_MSG_RESULT(no)
3223 fi
3224 _LT_DECL([], [MAGIC_CMD], [0],
3225          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
3226 ])# _LT_PATH_TOOL_PREFIX
3227
3228 # Old name:
3229 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
3230 dnl aclocal-1.4 backwards compatibility:
3231 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
3232
3233
3234 # _LT_PATH_MAGIC
3235 # --------------
3236 # find a file program that can recognize a shared library
3237 m4_defun([_LT_PATH_MAGIC],
3238 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3239 if test -z "$lt_cv_path_MAGIC_CMD"; then
3240   if test -n "$ac_tool_prefix"; then
3241     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3242   else
3243     MAGIC_CMD=:
3244   fi
3245 fi
3246 ])# _LT_PATH_MAGIC
3247
3248
3249 # LT_PATH_LD
3250 # ----------
3251 # find the pathname to the GNU or non-GNU linker
3252 AC_DEFUN([LT_PATH_LD],
3253 [AC_REQUIRE([AC_PROG_CC])dnl
3254 AC_REQUIRE([AC_CANONICAL_HOST])dnl
3255 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3256 m4_require([_LT_DECL_SED])dnl
3257 m4_require([_LT_DECL_EGREP])dnl
3258 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3259
3260 AC_ARG_WITH([gnu-ld],
3261     [AS_HELP_STRING([--with-gnu-ld],
3262         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
3263     [test no = "$withval" || with_gnu_ld=yes],
3264     [with_gnu_ld=no])dnl
3265
3266 ac_prog=ld
3267 if test yes = "$GCC"; then
3268   # Check if gcc -print-prog-name=ld gives a path.
3269   AC_MSG_CHECKING([for ld used by $CC])
3270   case $host in
3271   *-*-mingw*)
3272     # gcc leaves a trailing carriage return, which upsets mingw
3273     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3274   *)
3275     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3276   esac
3277   case $ac_prog in
3278     # Accept absolute paths.
3279     [[\\/]]* | ?:[[\\/]]*)
3280       re_direlt='/[[^/]][[^/]]*/\.\./'
3281       # Canonicalize the pathname of ld
3282       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3283       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3284         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3285       done
3286       test -z "$LD" && LD=$ac_prog
3287       ;;
3288   "")
3289     # If it fails, then pretend we aren't using GCC.
3290     ac_prog=ld
3291     ;;
3292   *)
3293     # If it is relative, then search for the first ld in PATH.
3294     with_gnu_ld=unknown
3295     ;;
3296   esac
3297 elif test yes = "$with_gnu_ld"; then
3298   AC_MSG_CHECKING([for GNU ld])
3299 else
3300   AC_MSG_CHECKING([for non-GNU ld])
3301 fi
3302 AC_CACHE_VAL(lt_cv_path_LD,
3303 [if test -z "$LD"; then
3304   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3305   for ac_dir in $PATH; do
3306     IFS=$lt_save_ifs
3307     test -z "$ac_dir" && ac_dir=.
3308     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3309       lt_cv_path_LD=$ac_dir/$ac_prog
3310       # Check to see if the program is GNU ld.  I'd rather use --version,
3311       # but apparently some variants of GNU ld only accept -v.
3312       # Break only if it was the GNU/non-GNU ld that we prefer.
3313       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3314       *GNU* | *'with BFD'*)
3315         test no != "$with_gnu_ld" && break
3316         ;;
3317       *)
3318         test yes != "$with_gnu_ld" && break
3319         ;;
3320       esac
3321     fi
3322   done
3323   IFS=$lt_save_ifs
3324 else
3325   lt_cv_path_LD=$LD # Let the user override the test with a path.
3326 fi])
3327 LD=$lt_cv_path_LD
3328 if test -n "$LD"; then
3329   AC_MSG_RESULT($LD)
3330 else
3331   AC_MSG_RESULT(no)
3332 fi
3333 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3334 _LT_PATH_LD_GNU
3335 AC_SUBST([LD])
3336
3337 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3338 ])# LT_PATH_LD
3339
3340 # Old names:
3341 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3342 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3343 dnl aclocal-1.4 backwards compatibility:
3344 dnl AC_DEFUN([AM_PROG_LD], [])
3345 dnl AC_DEFUN([AC_PROG_LD], [])
3346
3347
3348 # _LT_PATH_LD_GNU
3349 #- --------------
3350 m4_defun([_LT_PATH_LD_GNU],
3351 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3352 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
3353 case `$LD -v 2>&1 </dev/null` in
3354 *GNU* | *'with BFD'*)
3355   lt_cv_prog_gnu_ld=yes
3356   ;;
3357 *)
3358   lt_cv_prog_gnu_ld=no
3359   ;;
3360 esac])
3361 with_gnu_ld=$lt_cv_prog_gnu_ld
3362 ])# _LT_PATH_LD_GNU
3363
3364
3365 # _LT_CMD_RELOAD
3366 # --------------
3367 # find reload flag for linker
3368 #   -- PORTME Some linkers may need a different reload flag.
3369 m4_defun([_LT_CMD_RELOAD],
3370 [AC_CACHE_CHECK([for $LD option to reload object files],
3371   lt_cv_ld_reload_flag,
3372   [lt_cv_ld_reload_flag='-r'])
3373 reload_flag=$lt_cv_ld_reload_flag
3374 case $reload_flag in
3375 "" | " "*) ;;
3376 *) reload_flag=" $reload_flag" ;;
3377 esac
3378 reload_cmds='$LD$reload_flag -o $output$reload_objs'
3379 case $host_os in
3380   cygwin* | mingw* | pw32* | cegcc*)
3381     if test yes != "$GCC"; then
3382       reload_cmds=false
3383     fi
3384     ;;
3385   darwin*)
3386     if test yes = "$GCC"; then
3387       reload_cmds='$LTCC $LTCFLAGS -nostdlib $wl-r -o $output$reload_objs'
3388     else
3389       reload_cmds='$LD$reload_flag -o $output$reload_objs'
3390     fi
3391     ;;
3392 esac
3393 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3394 _LT_TAGDECL([], [reload_cmds], [2])dnl
3395 ])# _LT_CMD_RELOAD
3396
3397
3398 # _LT_PATH_DD
3399 # -----------
3400 # find a working dd
3401 m4_defun([_LT_PATH_DD],
3402 [AC_CACHE_CHECK([for a working dd], [ac_cv_path_lt_DD],
3403 [printf 0123456789abcdef0123456789abcdef >conftest.i
3404 cat conftest.i conftest.i >conftest2.i
3405 : ${lt_DD:=$DD}
3406 AC_PATH_PROGS_FEATURE_CHECK([lt_DD], [dd],
3407 [if "$ac_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3408   cmp -s conftest.i conftest.out \
3409   && ac_cv_path_lt_DD="$ac_path_lt_DD" ac_path_lt_DD_found=:
3410 fi])
3411 rm -f conftest.i conftest2.i conftest.out])
3412 ])# _LT_PATH_DD
3413
3414
3415 # _LT_CMD_TRUNCATE
3416 # ----------------
3417 # find command to truncate a binary pipe
3418 m4_defun([_LT_CMD_TRUNCATE],
3419 [m4_require([_LT_PATH_DD])
3420 AC_CACHE_CHECK([how to truncate binary pipes], [lt_cv_truncate_bin],
3421 [printf 0123456789abcdef0123456789abcdef >conftest.i
3422 cat conftest.i conftest.i >conftest2.i
3423 lt_cv_truncate_bin=
3424 if "$ac_cv_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3425   cmp -s conftest.i conftest.out \
3426   && lt_cv_truncate_bin="$ac_cv_path_lt_DD bs=4096 count=1"
3427 fi
3428 rm -f conftest.i conftest2.i conftest.out
3429 test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q"])
3430 _LT_DECL([lt_truncate_bin], [lt_cv_truncate_bin], [1],
3431   [Command to truncate a binary pipe])
3432 ])# _LT_CMD_TRUNCATE
3433
3434
3435 # _LT_CHECK_MAGIC_METHOD
3436 # ----------------------
3437 # how to check for library dependencies
3438 #  -- PORTME fill in with the dynamic library characteristics
3439 m4_defun([_LT_CHECK_MAGIC_METHOD],
3440 [m4_require([_LT_DECL_EGREP])
3441 m4_require([_LT_DECL_OBJDUMP])
3442 AC_CACHE_CHECK([how to recognize dependent libraries],
3443 lt_cv_deplibs_check_method,
3444 [lt_cv_file_magic_cmd='$MAGIC_CMD'
3445 lt_cv_file_magic_test_file=
3446 lt_cv_deplibs_check_method='unknown'
3447 # Need to set the preceding variable on all platforms that support
3448 # interlibrary dependencies.
3449 # 'none' -- dependencies not supported.
3450 # 'unknown' -- same as none, but documents that we really don't know.
3451 # 'pass_all' -- all dependencies passed with no checks.
3452 # 'test_compile' -- check by making test program.
3453 # 'file_magic [[regex]]' -- check by looking for files in library path
3454 # that responds to the $file_magic_cmd with a given extended regex.
3455 # If you have 'file' or equivalent on your system and you're not sure
3456 # whether 'pass_all' will *always* work, you probably want this one.
3457
3458 case $host_os in
3459 aix[[4-9]]*)
3460   lt_cv_deplibs_check_method=pass_all
3461   ;;
3462
3463 beos*)
3464   lt_cv_deplibs_check_method=pass_all
3465   ;;
3466
3467 bsdi[[45]]*)
3468   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3469   lt_cv_file_magic_cmd='/usr/bin/file -L'
3470   lt_cv_file_magic_test_file=/shlib/libc.so
3471   ;;
3472
3473 cygwin*)
3474   # func_win32_libid is a shell function defined in ltmain.sh
3475   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3476   lt_cv_file_magic_cmd='func_win32_libid'
3477   ;;
3478
3479 mingw* | pw32*)
3480   # Base MSYS/MinGW do not provide the 'file' command needed by
3481   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3482   # unless we find 'file', for example because we are cross-compiling.
3483   if ( file / ) >/dev/null 2>&1; then
3484     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3485     lt_cv_file_magic_cmd='func_win32_libid'
3486   else
3487     # Keep this pattern in sync with the one in func_win32_libid.
3488     lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3489     lt_cv_file_magic_cmd='$OBJDUMP -f'
3490   fi
3491   ;;
3492
3493 cegcc*)
3494   # use the weaker test based on 'objdump'. See mingw*.
3495   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3496   lt_cv_file_magic_cmd='$OBJDUMP -f'
3497   ;;
3498
3499 darwin* | rhapsody*)
3500   lt_cv_deplibs_check_method=pass_all
3501   ;;
3502
3503 freebsd* | dragonfly*)
3504   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3505     case $host_cpu in
3506     i*86 )
3507       # Not sure whether the presence of OpenBSD here was a mistake.
3508       # Let's accept both of them until this is cleared up.
3509       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3510       lt_cv_file_magic_cmd=/usr/bin/file
3511       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3512       ;;
3513     esac
3514   else
3515     lt_cv_deplibs_check_method=pass_all
3516   fi
3517   ;;
3518
3519 haiku*)
3520   lt_cv_deplibs_check_method=pass_all
3521   ;;
3522
3523 hpux10.20* | hpux11*)
3524   lt_cv_file_magic_cmd=/usr/bin/file
3525   case $host_cpu in
3526   ia64*)
3527     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3528     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3529     ;;
3530   hppa*64*)
3531     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3532     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3533     ;;
3534   *)
3535     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3536     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3537     ;;
3538   esac
3539   ;;
3540
3541 interix[[3-9]]*)
3542   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3543   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3544   ;;
3545
3546 irix5* | irix6* | nonstopux*)
3547   case $LD in
3548   *-32|*"-32 ") libmagic=32-bit;;
3549   *-n32|*"-n32 ") libmagic=N32;;
3550   *-64|*"-64 ") libmagic=64-bit;;
3551   *) libmagic=never-match;;
3552   esac
3553   lt_cv_deplibs_check_method=pass_all
3554   ;;
3555
3556 # This must be glibc/ELF.
3557 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
3558   lt_cv_deplibs_check_method=pass_all
3559   ;;
3560
3561 netbsd* | netbsdelf*-gnu)
3562   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3563     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3564   else
3565     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3566   fi
3567   ;;
3568
3569 newos6*)
3570   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3571   lt_cv_file_magic_cmd=/usr/bin/file
3572   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3573   ;;
3574
3575 *nto* | *qnx*)
3576   lt_cv_deplibs_check_method=pass_all
3577   ;;
3578
3579 openbsd* | bitrig*)
3580   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
3581     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3582   else
3583     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3584   fi
3585   ;;
3586
3587 osf3* | osf4* | osf5*)
3588   lt_cv_deplibs_check_method=pass_all
3589   ;;
3590
3591 rdos*)
3592   lt_cv_deplibs_check_method=pass_all
3593   ;;
3594
3595 solaris*)
3596   lt_cv_deplibs_check_method=pass_all
3597   ;;
3598
3599 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3600   lt_cv_deplibs_check_method=pass_all
3601   ;;
3602
3603 sysv4 | sysv4.3*)
3604   case $host_vendor in
3605   motorola)
3606     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3607     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3608     ;;
3609   ncr)
3610     lt_cv_deplibs_check_method=pass_all
3611     ;;
3612   sequent)
3613     lt_cv_file_magic_cmd='/bin/file'
3614     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3615     ;;
3616   sni)
3617     lt_cv_file_magic_cmd='/bin/file'
3618     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3619     lt_cv_file_magic_test_file=/lib/libc.so
3620     ;;
3621   siemens)
3622     lt_cv_deplibs_check_method=pass_all
3623     ;;
3624   pc)
3625     lt_cv_deplibs_check_method=pass_all
3626     ;;
3627   esac
3628   ;;
3629
3630 tpf*)
3631   lt_cv_deplibs_check_method=pass_all
3632   ;;
3633 os2*)
3634   lt_cv_deplibs_check_method=pass_all
3635   ;;
3636 esac
3637 ])
3638
3639 file_magic_glob=
3640 want_nocaseglob=no
3641 if test "$build" = "$host"; then
3642   case $host_os in
3643   mingw* | pw32*)
3644     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3645       want_nocaseglob=yes
3646     else
3647       file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3648     fi
3649     ;;
3650   esac
3651 fi
3652
3653 file_magic_cmd=$lt_cv_file_magic_cmd
3654 deplibs_check_method=$lt_cv_deplibs_check_method
3655 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3656
3657 _LT_DECL([], [deplibs_check_method], [1],
3658     [Method to check whether dependent libraries are shared objects])
3659 _LT_DECL([], [file_magic_cmd], [1],
3660     [Command to use when deplibs_check_method = "file_magic"])
3661 _LT_DECL([], [file_magic_glob], [1],
3662     [How to find potential files when deplibs_check_method = "file_magic"])
3663 _LT_DECL([], [want_nocaseglob], [1],
3664     [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3665 ])# _LT_CHECK_MAGIC_METHOD
3666
3667
3668 # LT_PATH_NM
3669 # ----------
3670 # find the pathname to a BSD- or MS-compatible name lister
3671 AC_DEFUN([LT_PATH_NM],
3672 [AC_REQUIRE([AC_PROG_CC])dnl
3673 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3674 [if test -n "$NM"; then
3675   # Let the user override the test.
3676   lt_cv_path_NM=$NM
3677 else
3678   lt_nm_to_check=${ac_tool_prefix}nm
3679   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3680     lt_nm_to_check="$lt_nm_to_check nm"
3681   fi
3682   for lt_tmp_nm in $lt_nm_to_check; do
3683     lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3684     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3685       IFS=$lt_save_ifs
3686       test -z "$ac_dir" && ac_dir=.
3687       tmp_nm=$ac_dir/$lt_tmp_nm
3688       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext"; then
3689         # Check to see if the nm accepts a BSD-compat flag.
3690         # Adding the 'sed 1q' prevents false positives on HP-UX, which says:
3691         #   nm: unknown option "B" ignored
3692         # Tru64's nm complains that /dev/null is an invalid object file
3693         # MSYS converts /dev/null to NUL, MinGW nm treats NUL as empty
3694         case $build_os in
3695         mingw*) lt_bad_file=conftest.nm/nofile ;;
3696         *) lt_bad_file=/dev/null ;;
3697         esac
3698         case `"$tmp_nm" -B $lt_bad_file 2>&1 | sed '1q'` in
3699         *$lt_bad_file* | *'Invalid file or object type'*)
3700           lt_cv_path_NM="$tmp_nm -B"
3701           break 2
3702           ;;
3703         *)
3704           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3705           */dev/null*)
3706             lt_cv_path_NM="$tmp_nm -p"
3707             break 2
3708             ;;
3709           *)
3710             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3711             continue # so that we can try to find one that supports BSD flags
3712             ;;
3713           esac
3714           ;;
3715         esac
3716       fi
3717     done
3718     IFS=$lt_save_ifs
3719   done
3720   : ${lt_cv_path_NM=no}
3721 fi])
3722 if test no != "$lt_cv_path_NM"; then
3723   NM=$lt_cv_path_NM
3724 else
3725   # Didn't find any BSD compatible name lister, look for dumpbin.
3726   if test -n "$DUMPBIN"; then :
3727     # Let the user override the test.
3728   else
3729     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3730     case `$DUMPBIN -symbols -headers /dev/null 2>&1 | sed '1q'` in
3731     *COFF*)
3732       DUMPBIN="$DUMPBIN -symbols -headers"
3733       ;;
3734     *)
3735       DUMPBIN=:
3736       ;;
3737     esac
3738   fi
3739   AC_SUBST([DUMPBIN])
3740   if test : != "$DUMPBIN"; then
3741     NM=$DUMPBIN
3742   fi
3743 fi
3744 test -z "$NM" && NM=nm
3745 AC_SUBST([NM])
3746 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3747
3748 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3749   [lt_cv_nm_interface="BSD nm"
3750   echo "int some_variable = 0;" > conftest.$ac_ext
3751   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3752   (eval "$ac_compile" 2>conftest.err)
3753   cat conftest.err >&AS_MESSAGE_LOG_FD
3754   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3755   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3756   cat conftest.err >&AS_MESSAGE_LOG_FD
3757   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3758   cat conftest.out >&AS_MESSAGE_LOG_FD
3759   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3760     lt_cv_nm_interface="MS dumpbin"
3761   fi
3762   rm -f conftest*])
3763 ])# LT_PATH_NM
3764
3765 # Old names:
3766 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3767 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3768 dnl aclocal-1.4 backwards compatibility:
3769 dnl AC_DEFUN([AM_PROG_NM], [])
3770 dnl AC_DEFUN([AC_PROG_NM], [])
3771
3772 # _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3773 # --------------------------------
3774 # how to determine the name of the shared library
3775 # associated with a specific link library.
3776 #  -- PORTME fill in with the dynamic library characteristics
3777 m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3778 [m4_require([_LT_DECL_EGREP])
3779 m4_require([_LT_DECL_OBJDUMP])
3780 m4_require([_LT_DECL_DLLTOOL])
3781 AC_CACHE_CHECK([how to associate runtime and link libraries],
3782 lt_cv_sharedlib_from_linklib_cmd,
3783 [lt_cv_sharedlib_from_linklib_cmd='unknown'
3784
3785 case $host_os in
3786 cygwin* | mingw* | pw32* | cegcc*)
3787   # two different shell functions defined in ltmain.sh;
3788   # decide which one to use based on capabilities of $DLLTOOL
3789   case `$DLLTOOL --help 2>&1` in
3790   *--identify-strict*)
3791     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3792     ;;
3793   *)
3794     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3795     ;;
3796   esac
3797   ;;
3798 *)
3799   # fallback: assume linklib IS sharedlib
3800   lt_cv_sharedlib_from_linklib_cmd=$ECHO
3801   ;;
3802 esac
3803 ])
3804 sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3805 test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3806
3807 _LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3808     [Command to associate shared and link libraries])
3809 ])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3810
3811
3812 # _LT_PATH_MANIFEST_TOOL
3813 # ----------------------
3814 # locate the manifest tool
3815 m4_defun([_LT_PATH_MANIFEST_TOOL],
3816 [AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3817 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3818 AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3819   [lt_cv_path_mainfest_tool=no
3820   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3821   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3822   cat conftest.err >&AS_MESSAGE_LOG_FD
3823   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3824     lt_cv_path_mainfest_tool=yes
3825   fi
3826   rm -f conftest*])
3827 if test yes != "$lt_cv_path_mainfest_tool"; then
3828   MANIFEST_TOOL=:
3829 fi
3830 _LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3831 ])# _LT_PATH_MANIFEST_TOOL
3832
3833
3834 # _LT_DLL_DEF_P([FILE])
3835 # ---------------------
3836 # True iff FILE is a Windows DLL '.def' file.
3837 # Keep in sync with func_dll_def_p in the libtool script
3838 AC_DEFUN([_LT_DLL_DEF_P],
3839 [dnl
3840   test DEF = "`$SED -n dnl
3841     -e '\''s/^[[         ]]*//'\'' dnl Strip leading whitespace
3842     -e '\''/^\(;.*\)*$/d'\'' dnl      Delete empty lines and comments
3843     -e '\''s/^\(EXPORTS\|LIBRARY\)\([[   ]].*\)*$/DEF/p'\'' dnl
3844     -e q dnl                          Only consider the first "real" line
3845     $1`" dnl
3846 ])# _LT_DLL_DEF_P
3847
3848
3849 # LT_LIB_M
3850 # --------
3851 # check for math library
3852 AC_DEFUN([LT_LIB_M],
3853 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3854 LIBM=
3855 case $host in
3856 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3857   # These system don't have libm, or don't need it
3858   ;;
3859 *-ncr-sysv4.3*)
3860   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM=-lmw)
3861   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3862   ;;
3863 *)
3864   AC_CHECK_LIB(m, cos, LIBM=-lm)
3865   ;;
3866 esac
3867 AC_SUBST([LIBM])
3868 ])# LT_LIB_M
3869
3870 # Old name:
3871 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3872 dnl aclocal-1.4 backwards compatibility:
3873 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3874
3875
3876 # _LT_COMPILER_NO_RTTI([TAGNAME])
3877 # -------------------------------
3878 m4_defun([_LT_COMPILER_NO_RTTI],
3879 [m4_require([_LT_TAG_COMPILER])dnl
3880
3881 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3882
3883 if test yes = "$GCC"; then
3884   case $cc_basename in
3885   nvcc*)
3886     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3887   *)
3888     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3889   esac
3890
3891   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3892     lt_cv_prog_compiler_rtti_exceptions,
3893     [-fno-rtti -fno-exceptions], [],
3894     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3895 fi
3896 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3897         [Compiler flag to turn off builtin functions])
3898 ])# _LT_COMPILER_NO_RTTI
3899
3900
3901 # _LT_CMD_GLOBAL_SYMBOLS
3902 # ----------------------
3903 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3904 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3905 AC_REQUIRE([AC_PROG_CC])dnl
3906 AC_REQUIRE([AC_PROG_AWK])dnl
3907 AC_REQUIRE([LT_PATH_NM])dnl
3908 AC_REQUIRE([LT_PATH_LD])dnl
3909 m4_require([_LT_DECL_SED])dnl
3910 m4_require([_LT_DECL_EGREP])dnl
3911 m4_require([_LT_TAG_COMPILER])dnl
3912
3913 # Check for command to grab the raw symbol name followed by C symbol from nm.
3914 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3915 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3916 [
3917 # These are sane defaults that work on at least a few old systems.
3918 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3919
3920 # Character class describing NM global symbol codes.
3921 symcode='[[BCDEGRST]]'
3922
3923 # Regexp to match symbols that can be accessed directly from C.
3924 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3925
3926 # Define system-specific variables.
3927 case $host_os in
3928 aix*)
3929   symcode='[[BCDT]]'
3930   ;;
3931 cygwin* | mingw* | pw32* | cegcc*)
3932   symcode='[[ABCDGISTW]]'
3933   ;;
3934 hpux*)
3935   if test ia64 = "$host_cpu"; then
3936     symcode='[[ABCDEGRST]]'
3937   fi
3938   ;;
3939 irix* | nonstopux*)
3940   symcode='[[BCDEGRST]]'
3941   ;;
3942 osf*)
3943   symcode='[[BCDEGQRST]]'
3944   ;;
3945 solaris*)
3946   symcode='[[BDRT]]'
3947   ;;
3948 sco3.2v5*)
3949   symcode='[[DT]]'
3950   ;;
3951 sysv4.2uw2*)
3952   symcode='[[DT]]'
3953   ;;
3954 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3955   symcode='[[ABDT]]'
3956   ;;
3957 sysv4)
3958   symcode='[[DFNSTU]]'
3959   ;;
3960 esac
3961
3962 # If we're using GNU nm, then use its standard symbol codes.
3963 case `$NM -V 2>&1` in
3964 *GNU* | *'with BFD'*)
3965   symcode='[[ABCDGIRSTW]]' ;;
3966 esac
3967
3968 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3969   # Gets list of data symbols to import.
3970   lt_cv_sys_global_symbol_to_import="sed -n -e 's/^I .* \(.*\)$/\1/p'"
3971   # Adjust the below global symbol transforms to fixup imported variables.
3972   lt_cdecl_hook=" -e 's/^I .* \(.*\)$/extern __declspec(dllimport) char \1;/p'"
3973   lt_c_name_hook=" -e 's/^I .* \(.*\)$/  {\"\1\", (void *) 0},/p'"
3974   lt_c_name_lib_hook="\
3975   -e 's/^I .* \(lib.*\)$/  {\"\1\", (void *) 0},/p'\
3976   -e 's/^I .* \(.*\)$/  {\"lib\1\", (void *) 0},/p'"
3977 else
3978   # Disable hooks by default.
3979   lt_cv_sys_global_symbol_to_import=
3980   lt_cdecl_hook=
3981   lt_c_name_hook=
3982   lt_c_name_lib_hook=
3983 fi
3984
3985 # Transform an extracted symbol line into a proper C declaration.
3986 # Some systems (esp. on ia64) link data and code symbols differently,
3987 # so use this general approach.
3988 lt_cv_sys_global_symbol_to_cdecl="sed -n"\
3989 $lt_cdecl_hook\
3990 " -e 's/^T .* \(.*\)$/extern int \1();/p'"\
3991 " -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
3992
3993 # Transform an extracted symbol line into symbol name and symbol address
3994 lt_cv_sys_global_symbol_to_c_name_address="sed -n"\
3995 $lt_c_name_hook\
3996 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3997 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/p'"
3998
3999 # Transform an extracted symbol line into symbol name with lib prefix and
4000 # symbol address.
4001 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n"\
4002 $lt_c_name_lib_hook\
4003 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
4004 " -e 's/^$symcode$symcode* .* \(lib.*\)$/  {\"\1\", (void *) \&\1},/p'"\
4005 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"lib\1\", (void *) \&\1},/p'"
4006
4007 # Handle CRLF in mingw tool chain
4008 opt_cr=
4009 case $build_os in
4010 mingw*)
4011   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
4012   ;;
4013 esac
4014
4015 # Try without a prefix underscore, then with it.
4016 for ac_symprfx in "" "_"; do
4017
4018   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
4019   symxfrm="\\1 $ac_symprfx\\2 \\2"
4020
4021   # Write the raw and C identifiers.
4022   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4023     # Fake it for dumpbin and say T for any non-static function,
4024     # D for any global variable and I for any imported variable.
4025     # Also find C++ and __fastcall symbols from MSVC++,
4026     # which start with @ or ?.
4027     lt_cv_sys_global_symbol_pipe="$AWK ['"\
4028 "     {last_section=section; section=\$ 3};"\
4029 "     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
4030 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
4031 "     /^ *Symbol name *: /{split(\$ 0,sn,\":\"); si=substr(sn[2],2)};"\
4032 "     /^ *Type *: code/{print \"T\",si,substr(si,length(prfx))};"\
4033 "     /^ *Type *: data/{print \"I\",si,substr(si,length(prfx))};"\
4034 "     \$ 0!~/External *\|/{next};"\
4035 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
4036 "     {if(hide[section]) next};"\
4037 "     {f=\"D\"}; \$ 0~/\(\).*\|/{f=\"T\"};"\
4038 "     {split(\$ 0,a,/\||\r/); split(a[2],s)};"\
4039 "     s[1]~/^[@?]/{print f,s[1],s[1]; next};"\
4040 "     s[1]~prfx {split(s[1],t,\"@\"); print f,t[1],substr(t[1],length(prfx))}"\
4041 "     ' prfx=^$ac_symprfx]"
4042   else
4043     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
4044   fi
4045   lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
4046
4047   # Check to see that the pipe works correctly.
4048   pipe_works=no
4049
4050   rm -f conftest*
4051   cat > conftest.$ac_ext <<_LT_EOF
4052 #ifdef __cplusplus
4053 extern "C" {
4054 #endif
4055 char nm_test_var;
4056 void nm_test_func(void);
4057 void nm_test_func(void){}
4058 #ifdef __cplusplus
4059 }
4060 #endif
4061 int main(){nm_test_var='a';nm_test_func();return(0);}
4062 _LT_EOF
4063
4064   if AC_TRY_EVAL(ac_compile); then
4065     # Now try to grab the symbols.
4066     nlist=conftest.nm
4067     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
4068       # Try sorting and uniquifying the output.
4069       if sort "$nlist" | uniq > "$nlist"T; then
4070         mv -f "$nlist"T "$nlist"
4071       else
4072         rm -f "$nlist"T
4073       fi
4074
4075       # Make sure that we snagged all the symbols we need.
4076       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
4077         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
4078           cat <<_LT_EOF > conftest.$ac_ext
4079 /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
4080 #if defined _WIN32 || defined __CYGWIN__ || defined _WIN32_WCE
4081 /* DATA imports from DLLs on WIN32 can't be const, because runtime
4082    relocations are performed -- see ld's documentation on pseudo-relocs.  */
4083 # define LT@&t@_DLSYM_CONST
4084 #elif defined __osf__
4085 /* This system does not cope well with relocations in const data.  */
4086 # define LT@&t@_DLSYM_CONST
4087 #else
4088 # define LT@&t@_DLSYM_CONST const
4089 #endif
4090
4091 #ifdef __cplusplus
4092 extern "C" {
4093 #endif
4094
4095 _LT_EOF
4096           # Now generate the symbol file.
4097           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
4098
4099           cat <<_LT_EOF >> conftest.$ac_ext
4100
4101 /* The mapping between symbol names and symbols.  */
4102 LT@&t@_DLSYM_CONST struct {
4103   const char *name;
4104   void       *address;
4105 }
4106 lt__PROGRAM__LTX_preloaded_symbols[[]] =
4107 {
4108   { "@PROGRAM@", (void *) 0 },
4109 _LT_EOF
4110           $SED "s/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
4111           cat <<\_LT_EOF >> conftest.$ac_ext
4112   {0, (void *) 0}
4113 };
4114
4115 /* This works around a problem in FreeBSD linker */
4116 #ifdef FREEBSD_WORKAROUND
4117 static const void *lt_preloaded_setup() {
4118   return lt__PROGRAM__LTX_preloaded_symbols;
4119 }
4120 #endif
4121
4122 #ifdef __cplusplus
4123 }
4124 #endif
4125 _LT_EOF
4126           # Now try linking the two files.
4127           mv conftest.$ac_objext conftstm.$ac_objext
4128           lt_globsym_save_LIBS=$LIBS
4129           lt_globsym_save_CFLAGS=$CFLAGS
4130           LIBS=conftstm.$ac_objext
4131           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
4132           if AC_TRY_EVAL(ac_link) && test -s conftest$ac_exeext; then
4133             pipe_works=yes
4134           fi
4135           LIBS=$lt_globsym_save_LIBS
4136           CFLAGS=$lt_globsym_save_CFLAGS
4137         else
4138           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
4139         fi
4140       else
4141         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
4142       fi
4143     else
4144       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
4145     fi
4146   else
4147     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
4148     cat conftest.$ac_ext >&5
4149   fi
4150   rm -rf conftest* conftst*
4151
4152   # Do not use the global_symbol_pipe unless it works.
4153   if test yes = "$pipe_works"; then
4154     break
4155   else
4156     lt_cv_sys_global_symbol_pipe=
4157   fi
4158 done
4159 ])
4160 if test -z "$lt_cv_sys_global_symbol_pipe"; then
4161   lt_cv_sys_global_symbol_to_cdecl=
4162 fi
4163 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
4164   AC_MSG_RESULT(failed)
4165 else
4166   AC_MSG_RESULT(ok)
4167 fi
4168
4169 # Response file support.
4170 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4171   nm_file_list_spec='@'
4172 elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
4173   nm_file_list_spec='@'
4174 fi
4175
4176 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
4177     [Take the output of nm and produce a listing of raw symbols and C names])
4178 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
4179     [Transform the output of nm in a proper C declaration])
4180 _LT_DECL([global_symbol_to_import], [lt_cv_sys_global_symbol_to_import], [1],
4181     [Transform the output of nm into a list of symbols to manually relocate])
4182 _LT_DECL([global_symbol_to_c_name_address],
4183     [lt_cv_sys_global_symbol_to_c_name_address], [1],
4184     [Transform the output of nm in a C name address pair])
4185 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
4186     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
4187     [Transform the output of nm in a C name address pair when lib prefix is needed])
4188 _LT_DECL([nm_interface], [lt_cv_nm_interface], [1],
4189     [The name lister interface])
4190 _LT_DECL([], [nm_file_list_spec], [1],
4191     [Specify filename containing input files for $NM])
4192 ]) # _LT_CMD_GLOBAL_SYMBOLS
4193
4194
4195 # _LT_COMPILER_PIC([TAGNAME])
4196 # ---------------------------
4197 m4_defun([_LT_COMPILER_PIC],
4198 [m4_require([_LT_TAG_COMPILER])dnl
4199 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
4200 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4201 _LT_TAGVAR(lt_prog_compiler_static, $1)=
4202
4203 m4_if([$1], [CXX], [
4204   # C++ specific cases for pic, static, wl, etc.
4205   if test yes = "$GXX"; then
4206     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4207     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4208
4209     case $host_os in
4210     aix*)
4211       # All AIX code is PIC.
4212       if test ia64 = "$host_cpu"; then
4213         # AIX 5 now supports IA64 processor
4214         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4215       fi
4216       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4217       ;;
4218
4219     amigaos*)
4220       case $host_cpu in
4221       powerpc)
4222             # see comment about AmigaOS4 .so support
4223             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4224         ;;
4225       m68k)
4226             # FIXME: we need at least 68020 code to build shared libraries, but
4227             # adding the '-m68020' flag to GCC prevents building anything better,
4228             # like '-m68040'.
4229             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4230         ;;
4231       esac
4232       ;;
4233
4234     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4235       # PIC is the default for these OSes.
4236       ;;
4237     mingw* | cygwin* | os2* | pw32* | cegcc*)
4238       # This hack is so that the source file can tell whether it is being
4239       # built for inclusion in a dll (and should export symbols for example).
4240       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4241       # (--disable-auto-import) libraries
4242       m4_if([$1], [GCJ], [],
4243         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4244       case $host_os in
4245       os2*)
4246         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4247         ;;
4248       esac
4249       ;;
4250     darwin* | rhapsody*)
4251       # PIC is the default on this platform
4252       # Common symbols not allowed in MH_DYLIB files
4253       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4254       ;;
4255     *djgpp*)
4256       # DJGPP does not support shared libraries at all
4257       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4258       ;;
4259     haiku*)
4260       # PIC is the default for Haiku.
4261       # The "-static" flag exists, but is broken.
4262       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4263       ;;
4264     interix[[3-9]]*)
4265       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4266       # Instead, we relocate shared libraries at runtime.
4267       ;;
4268     sysv4*MP*)
4269       if test -d /usr/nec; then
4270         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4271       fi
4272       ;;
4273     hpux*)
4274       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4275       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4276       # sets the default TLS model and affects inlining.
4277       case $host_cpu in
4278       hppa*64*)
4279         ;;
4280       *)
4281         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4282         ;;
4283       esac
4284       ;;
4285     *qnx* | *nto*)
4286       # QNX uses GNU C++, but need to define -shared option too, otherwise
4287       # it will coredump.
4288       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4289       ;;
4290     *)
4291       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4292       ;;
4293     esac
4294   else
4295     case $host_os in
4296       aix[[4-9]]*)
4297         # All AIX code is PIC.
4298         if test ia64 = "$host_cpu"; then
4299           # AIX 5 now supports IA64 processor
4300           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4301         else
4302           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4303         fi
4304         ;;
4305       chorus*)
4306         case $cc_basename in
4307         cxch68*)
4308           # Green Hills C++ Compiler
4309           # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
4310           ;;
4311         esac
4312         ;;
4313       mingw* | cygwin* | os2* | pw32* | cegcc*)
4314         # This hack is so that the source file can tell whether it is being
4315         # built for inclusion in a dll (and should export symbols for example).
4316         m4_if([$1], [GCJ], [],
4317           [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4318         ;;
4319       dgux*)
4320         case $cc_basename in
4321           ec++*)
4322             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4323             ;;
4324           ghcx*)
4325             # Green Hills C++ Compiler
4326             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4327             ;;
4328           *)
4329             ;;
4330         esac
4331         ;;
4332       freebsd* | dragonfly*)
4333         # FreeBSD uses GNU C++
4334         ;;
4335       hpux9* | hpux10* | hpux11*)
4336         case $cc_basename in
4337           CC*)
4338             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4339             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4340             if test ia64 != "$host_cpu"; then
4341               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4342             fi
4343             ;;
4344           aCC*)
4345             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4346             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4347             case $host_cpu in
4348             hppa*64*|ia64*)
4349               # +Z the default
4350               ;;
4351             *)
4352               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4353               ;;
4354             esac
4355             ;;
4356           *)
4357             ;;
4358         esac
4359         ;;
4360       interix*)
4361         # This is c89, which is MS Visual C++ (no shared libs)
4362         # Anyone wants to do a port?
4363         ;;
4364       irix5* | irix6* | nonstopux*)
4365         case $cc_basename in
4366           CC*)
4367             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4368             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4369             # CC pic flag -KPIC is the default.
4370             ;;
4371           *)
4372             ;;
4373         esac
4374         ;;
4375       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4376         case $cc_basename in
4377           KCC*)
4378             # KAI C++ Compiler
4379             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4380             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4381             ;;
4382           ecpc* )
4383             # old Intel C++ for x86_64, which still supported -KPIC.
4384             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4385             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4386             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4387             ;;
4388           icpc* )
4389             # Intel C++, used to be incompatible with GCC.
4390             # ICC 10 doesn't accept -KPIC any more.
4391             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4392             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4393             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4394             ;;
4395           pgCC* | pgcpp*)
4396             # Portland Group C++ compiler
4397             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4398             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4399             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4400             ;;
4401           cxx*)
4402             # Compaq C++
4403             # Make sure the PIC flag is empty.  It appears that all Alpha
4404             # Linux and Compaq Tru64 Unix objects are PIC.
4405             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4406             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4407             ;;
4408           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4409             # IBM XL 8.0, 9.0 on PPC and BlueGene
4410             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4411             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4412             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4413             ;;
4414           *)
4415             case `$CC -V 2>&1 | sed 5q` in
4416             *Sun\ C*)
4417               # Sun C++ 5.9
4418               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4419               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4420               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4421               ;;
4422             esac
4423             ;;
4424         esac
4425         ;;
4426       lynxos*)
4427         ;;
4428       m88k*)
4429         ;;
4430       mvs*)
4431         case $cc_basename in
4432           cxx*)
4433             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4434             ;;
4435           *)
4436             ;;
4437         esac
4438         ;;
4439       netbsd* | netbsdelf*-gnu)
4440         ;;
4441       *qnx* | *nto*)
4442         # QNX uses GNU C++, but need to define -shared option too, otherwise
4443         # it will coredump.
4444         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4445         ;;
4446       osf3* | osf4* | osf5*)
4447         case $cc_basename in
4448           KCC*)
4449             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4450             ;;
4451           RCC*)
4452             # Rational C++ 2.4.1
4453             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4454             ;;
4455           cxx*)
4456             # Digital/Compaq C++
4457             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4458             # Make sure the PIC flag is empty.  It appears that all Alpha
4459             # Linux and Compaq Tru64 Unix objects are PIC.
4460             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4461             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4462             ;;
4463           *)
4464             ;;
4465         esac
4466         ;;
4467       psos*)
4468         ;;
4469       solaris*)
4470         case $cc_basename in
4471           CC* | sunCC*)
4472             # Sun C++ 4.2, 5.x and Centerline C++
4473             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4474             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4475             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4476             ;;
4477           gcx*)
4478             # Green Hills C++ Compiler
4479             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4480             ;;
4481           *)
4482             ;;
4483         esac
4484         ;;
4485       sunos4*)
4486         case $cc_basename in
4487           CC*)
4488             # Sun C++ 4.x
4489             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4490             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4491             ;;
4492           lcc*)
4493             # Lucid
4494             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4495             ;;
4496           *)
4497             ;;
4498         esac
4499         ;;
4500       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4501         case $cc_basename in
4502           CC*)
4503             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4504             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4505             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4506             ;;
4507         esac
4508         ;;
4509       tandem*)
4510         case $cc_basename in
4511           NCC*)
4512             # NonStop-UX NCC 3.20
4513             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4514             ;;
4515           *)
4516             ;;
4517         esac
4518         ;;
4519       vxworks*)
4520         ;;
4521       *)
4522         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4523         ;;
4524     esac
4525   fi
4526 ],
4527 [
4528   if test yes = "$GCC"; then
4529     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4530     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4531
4532     case $host_os in
4533       aix*)
4534       # All AIX code is PIC.
4535       if test ia64 = "$host_cpu"; then
4536         # AIX 5 now supports IA64 processor
4537         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4538       fi
4539       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4540       ;;
4541
4542     amigaos*)
4543       case $host_cpu in
4544       powerpc)
4545             # see comment about AmigaOS4 .so support
4546             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4547         ;;
4548       m68k)
4549             # FIXME: we need at least 68020 code to build shared libraries, but
4550             # adding the '-m68020' flag to GCC prevents building anything better,
4551             # like '-m68040'.
4552             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4553         ;;
4554       esac
4555       ;;
4556
4557     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4558       # PIC is the default for these OSes.
4559       ;;
4560
4561     mingw* | cygwin* | pw32* | os2* | cegcc*)
4562       # This hack is so that the source file can tell whether it is being
4563       # built for inclusion in a dll (and should export symbols for example).
4564       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4565       # (--disable-auto-import) libraries
4566       m4_if([$1], [GCJ], [],
4567         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4568       case $host_os in
4569       os2*)
4570         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4571         ;;
4572       esac
4573       ;;
4574
4575     darwin* | rhapsody*)
4576       # PIC is the default on this platform
4577       # Common symbols not allowed in MH_DYLIB files
4578       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4579       ;;
4580
4581     haiku*)
4582       # PIC is the default for Haiku.
4583       # The "-static" flag exists, but is broken.
4584       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4585       ;;
4586
4587     hpux*)
4588       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4589       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4590       # sets the default TLS model and affects inlining.
4591       case $host_cpu in
4592       hppa*64*)
4593         # +Z the default
4594         ;;
4595       *)
4596         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4597         ;;
4598       esac
4599       ;;
4600
4601     interix[[3-9]]*)
4602       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4603       # Instead, we relocate shared libraries at runtime.
4604       ;;
4605
4606     msdosdjgpp*)
4607       # Just because we use GCC doesn't mean we suddenly get shared libraries
4608       # on systems that don't support them.
4609       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4610       enable_shared=no
4611       ;;
4612
4613     *nto* | *qnx*)
4614       # QNX uses GNU C++, but need to define -shared option too, otherwise
4615       # it will coredump.
4616       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4617       ;;
4618
4619     sysv4*MP*)
4620       if test -d /usr/nec; then
4621         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4622       fi
4623       ;;
4624
4625     *)
4626       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4627       ;;
4628     esac
4629
4630     case $cc_basename in
4631     nvcc*) # Cuda Compiler Driver 2.2
4632       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4633       if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4634         _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
4635       fi
4636       ;;
4637     esac
4638   else
4639     # PORTME Check for flag to pass linker flags through the system compiler.
4640     case $host_os in
4641     aix*)
4642       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4643       if test ia64 = "$host_cpu"; then
4644         # AIX 5 now supports IA64 processor
4645         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4646       else
4647         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4648       fi
4649       ;;
4650
4651     darwin* | rhapsody*)
4652       # PIC is the default on this platform
4653       # Common symbols not allowed in MH_DYLIB files
4654       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4655       case $cc_basename in
4656       nagfor*)
4657         # NAG Fortran compiler
4658         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4659         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4660         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4661         ;;
4662       esac
4663       ;;
4664
4665     mingw* | cygwin* | pw32* | os2* | cegcc*)
4666       # This hack is so that the source file can tell whether it is being
4667       # built for inclusion in a dll (and should export symbols for example).
4668       m4_if([$1], [GCJ], [],
4669         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4670       case $host_os in
4671       os2*)
4672         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4673         ;;
4674       esac
4675       ;;
4676
4677     hpux9* | hpux10* | hpux11*)
4678       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4679       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4680       # not for PA HP-UX.
4681       case $host_cpu in
4682       hppa*64*|ia64*)
4683         # +Z the default
4684         ;;
4685       *)
4686         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4687         ;;
4688       esac
4689       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4690       _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4691       ;;
4692
4693     irix5* | irix6* | nonstopux*)
4694       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4695       # PIC (with -KPIC) is the default.
4696       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4697       ;;
4698
4699     linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4700       case $cc_basename in
4701       # old Intel for x86_64, which still supported -KPIC.
4702       ecc*)
4703         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4704         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4705         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4706         ;;
4707       # icc used to be incompatible with GCC.
4708       # ICC 10 doesn't accept -KPIC any more.
4709       icc* | ifort*)
4710         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4711         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4712         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4713         ;;
4714       # Lahey Fortran 8.1.
4715       lf95*)
4716         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4717         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4718         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4719         ;;
4720       nagfor*)
4721         # NAG Fortran compiler
4722         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4723         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4724         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4725         ;;
4726       tcc*)
4727         # Fabrice Bellard et al's Tiny C Compiler
4728         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4729         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4730         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4731         ;;
4732       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4733         # Portland Group compilers (*not* the Pentium gcc compiler,
4734         # which looks to be a dead project)
4735         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4736         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4737         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4738         ;;
4739       ccc*)
4740         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4741         # All Alpha code is PIC.
4742         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4743         ;;
4744       xl* | bgxl* | bgf* | mpixl*)
4745         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4746         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4747         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4748         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4749         ;;
4750       *)
4751         case `$CC -V 2>&1 | sed 5q` in
4752         *Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
4753           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4754           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4755           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4756           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4757           ;;
4758         *Sun\ F* | *Sun*Fortran*)
4759           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4760           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4761           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4762           ;;
4763         *Sun\ C*)
4764           # Sun C 5.9
4765           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4766           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4767           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4768           ;;
4769         *Intel*\ [[CF]]*Compiler*)
4770           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4771           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4772           _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4773           ;;
4774         *Portland\ Group*)
4775           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4776           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4777           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4778           ;;
4779         esac
4780         ;;
4781       esac
4782       ;;
4783
4784     newsos6)
4785       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4786       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4787       ;;
4788
4789     *nto* | *qnx*)
4790       # QNX uses GNU C++, but need to define -shared option too, otherwise
4791       # it will coredump.
4792       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4793       ;;
4794
4795     osf3* | osf4* | osf5*)
4796       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4797       # All OSF/1 code is PIC.
4798       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4799       ;;
4800
4801     rdos*)
4802       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4803       ;;
4804
4805     solaris*)
4806       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4807       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4808       case $cc_basename in
4809       f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4810         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4811       *)
4812         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4813       esac
4814       ;;
4815
4816     sunos4*)
4817       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4818       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4819       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4820       ;;
4821
4822     sysv4 | sysv4.2uw2* | sysv4.3*)
4823       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4824       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4825       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4826       ;;
4827
4828     sysv4*MP*)
4829       if test -d /usr/nec; then
4830         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4831         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4832       fi
4833       ;;
4834
4835     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4836       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4837       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4838       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4839       ;;
4840
4841     unicos*)
4842       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4843       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4844       ;;
4845
4846     uts4*)
4847       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4848       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4849       ;;
4850
4851     *)
4852       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4853       ;;
4854     esac
4855   fi
4856 ])
4857 case $host_os in
4858   # For platforms that do not support PIC, -DPIC is meaningless:
4859   *djgpp*)
4860     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4861     ;;
4862   *)
4863     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4864     ;;
4865 esac
4866
4867 AC_CACHE_CHECK([for $compiler option to produce PIC],
4868   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4869   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4870 _LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4871
4872 #
4873 # Check to make sure the PIC flag actually works.
4874 #
4875 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4876   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4877     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4878     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4879     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4880      "" | " "*) ;;
4881      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4882      esac],
4883     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4884      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4885 fi
4886 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4887         [Additional compiler flags for building library objects])
4888
4889 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4890         [How to pass a linker flag through the compiler])
4891 #
4892 # Check to make sure the static flag actually works.
4893 #
4894 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4895 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4896   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4897   $lt_tmp_static_flag,
4898   [],
4899   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4900 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4901         [Compiler flag to prevent dynamic linking])
4902 ])# _LT_COMPILER_PIC
4903
4904
4905 # _LT_LINKER_SHLIBS([TAGNAME])
4906 # ----------------------------
4907 # See if the linker supports building shared libraries.
4908 m4_defun([_LT_LINKER_SHLIBS],
4909 [AC_REQUIRE([LT_PATH_LD])dnl
4910 AC_REQUIRE([LT_PATH_NM])dnl
4911 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4912 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4913 m4_require([_LT_DECL_EGREP])dnl
4914 m4_require([_LT_DECL_SED])dnl
4915 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4916 m4_require([_LT_TAG_COMPILER])dnl
4917 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4918 m4_if([$1], [CXX], [
4919   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4920   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4921   case $host_os in
4922   aix[[4-9]]*)
4923     # If we're using GNU nm, then we don't want the "-C" option.
4924     # -C means demangle to GNU nm, but means don't demangle to AIX nm.
4925     # Without the "-l" option, or with the "-B" option, AIX nm treats
4926     # weak defined symbols like other global defined symbols, whereas
4927     # GNU nm marks them as "W".
4928     # While the 'weak' keyword is ignored in the Export File, we need
4929     # it in the Import File for the 'aix-soname' feature, so we have
4930     # to replace the "-B" option with "-P" for AIX nm.
4931     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4932       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { if (\$ 2 == "W") { print \$ 3 " weak" } else { print \$ 3 } } }'\'' | sort -u > $export_symbols'
4933     else
4934       _LT_TAGVAR(export_symbols_cmds, $1)='`func_echo_all $NM | $SED -e '\''s/B\([[^B]]*\)$/P\1/'\''` -PCpgl $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) && ([substr](\$ 1,1,1) != ".")) { if ((\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) { print \$ 1 " weak" } else { print \$ 1 } } }'\'' | sort -u > $export_symbols'
4935     fi
4936     ;;
4937   pw32*)
4938     _LT_TAGVAR(export_symbols_cmds, $1)=$ltdll_cmds
4939     ;;
4940   cygwin* | mingw* | cegcc*)
4941     case $cc_basename in
4942     cl*)
4943       _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
4944       ;;
4945     *)
4946       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4947       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4948       ;;
4949     esac
4950     ;;
4951   linux* | k*bsd*-gnu | gnu*)
4952     _LT_TAGVAR(link_all_deplibs, $1)=no
4953     ;;
4954   *)
4955     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4956     ;;
4957   esac
4958 ], [
4959   runpath_var=
4960   _LT_TAGVAR(allow_undefined_flag, $1)=
4961   _LT_TAGVAR(always_export_symbols, $1)=no
4962   _LT_TAGVAR(archive_cmds, $1)=
4963   _LT_TAGVAR(archive_expsym_cmds, $1)=
4964   _LT_TAGVAR(compiler_needs_object, $1)=no
4965   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4966   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4967   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4968   _LT_TAGVAR(hardcode_automatic, $1)=no
4969   _LT_TAGVAR(hardcode_direct, $1)=no
4970   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4971   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4972   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4973   _LT_TAGVAR(hardcode_minus_L, $1)=no
4974   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4975   _LT_TAGVAR(inherit_rpath, $1)=no
4976   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4977   _LT_TAGVAR(module_cmds, $1)=
4978   _LT_TAGVAR(module_expsym_cmds, $1)=
4979   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4980   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4981   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4982   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4983   # include_expsyms should be a list of space-separated symbols to be *always*
4984   # included in the symbol list
4985   _LT_TAGVAR(include_expsyms, $1)=
4986   # exclude_expsyms can be an extended regexp of symbols to exclude
4987   # it will be wrapped by ' (' and ')$', so one must not match beginning or
4988   # end of line.  Example: 'a|bc|.*d.*' will exclude the symbols 'a' and 'bc',
4989   # as well as any symbol that contains 'd'.
4990   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4991   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4992   # platforms (ab)use it in PIC code, but their linkers get confused if
4993   # the symbol is explicitly referenced.  Since portable code cannot
4994   # rely on this symbol name, it's probably fine to never include it in
4995   # preloaded symbol tables.
4996   # Exclude shared library initialization/finalization symbols.
4997 dnl Note also adjust exclude_expsyms for C++ above.
4998   extract_expsyms_cmds=
4999
5000   case $host_os in
5001   cygwin* | mingw* | pw32* | cegcc*)
5002     # FIXME: the MSVC++ port hasn't been tested in a loooong time
5003     # When not using gcc, we currently assume that we are using
5004     # Microsoft Visual C++.
5005     if test yes != "$GCC"; then
5006       with_gnu_ld=no
5007     fi
5008     ;;
5009   interix*)
5010     # we just hope/assume this is gcc and not c89 (= MSVC++)
5011     with_gnu_ld=yes
5012     ;;
5013   openbsd* | bitrig*)
5014     with_gnu_ld=no
5015     ;;
5016   linux* | k*bsd*-gnu | gnu*)
5017     _LT_TAGVAR(link_all_deplibs, $1)=no
5018     ;;
5019   esac
5020
5021   _LT_TAGVAR(ld_shlibs, $1)=yes
5022
5023   # On some targets, GNU ld is compatible enough with the native linker
5024   # that we're better off using the native interface for both.
5025   lt_use_gnu_ld_interface=no
5026   if test yes = "$with_gnu_ld"; then
5027     case $host_os in
5028       aix*)
5029         # The AIX port of GNU ld has always aspired to compatibility
5030         # with the native linker.  However, as the warning in the GNU ld
5031         # block says, versions before 2.19.5* couldn't really create working
5032         # shared libraries, regardless of the interface used.
5033         case `$LD -v 2>&1` in
5034           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
5035           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
5036           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
5037           *)
5038             lt_use_gnu_ld_interface=yes
5039             ;;
5040         esac
5041         ;;
5042       *)
5043         lt_use_gnu_ld_interface=yes
5044         ;;
5045     esac
5046   fi
5047
5048   if test yes = "$lt_use_gnu_ld_interface"; then
5049     # If archive_cmds runs LD, not CC, wlarc should be empty
5050     wlarc='$wl'
5051
5052     # Set some defaults for GNU ld with shared library support. These
5053     # are reset later if shared libraries are not supported. Putting them
5054     # here allows them to be overridden if necessary.
5055     runpath_var=LD_RUN_PATH
5056     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5057     _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
5058     # ancient GNU ld didn't support --whole-archive et. al.
5059     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
5060       _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
5061     else
5062       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5063     fi
5064     supports_anon_versioning=no
5065     case `$LD -v | $SED -e 's/([^)]\+)\s\+//' 2>&1` in
5066       *GNU\ gold*) supports_anon_versioning=yes ;;
5067       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
5068       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
5069       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
5070       *\ 2.11.*) ;; # other 2.11 versions
5071       *) supports_anon_versioning=yes ;;
5072     esac
5073
5074     # See if GNU ld supports shared libraries.
5075     case $host_os in
5076     aix[[3-9]]*)
5077       # On AIX/PPC, the GNU linker is very broken
5078       if test ia64 != "$host_cpu"; then
5079         _LT_TAGVAR(ld_shlibs, $1)=no
5080         cat <<_LT_EOF 1>&2
5081
5082 *** Warning: the GNU linker, at least up to release 2.19, is reported
5083 *** to be unable to reliably create shared libraries on AIX.
5084 *** Therefore, libtool is disabling shared libraries support.  If you
5085 *** really care for shared libraries, you may want to install binutils
5086 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
5087 *** You will then need to restart the configuration process.
5088
5089 _LT_EOF
5090       fi
5091       ;;
5092
5093     amigaos*)
5094       case $host_cpu in
5095       powerpc)
5096             # see comment about AmigaOS4 .so support
5097             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5098             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5099         ;;
5100       m68k)
5101             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5102             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5103             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5104         ;;
5105       esac
5106       ;;
5107
5108     beos*)
5109       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5110         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5111         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5112         # support --undefined.  This deserves some investigation.  FIXME
5113         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5114       else
5115         _LT_TAGVAR(ld_shlibs, $1)=no
5116       fi
5117       ;;
5118
5119     cygwin* | mingw* | pw32* | cegcc*)
5120       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5121       # as there is no search path for DLLs.
5122       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5123       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
5124       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5125       _LT_TAGVAR(always_export_symbols, $1)=no
5126       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5127       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
5128       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
5129
5130       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5131         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5132         # If the export-symbols file already is a .def file, use it as
5133         # is; otherwise, prepend EXPORTS...
5134         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5135           cp $export_symbols $output_objdir/$soname.def;
5136         else
5137           echo EXPORTS > $output_objdir/$soname.def;
5138           cat $export_symbols >> $output_objdir/$soname.def;
5139         fi~
5140         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5141       else
5142         _LT_TAGVAR(ld_shlibs, $1)=no
5143       fi
5144       ;;
5145
5146     haiku*)
5147       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5148       _LT_TAGVAR(link_all_deplibs, $1)=yes
5149       ;;
5150
5151     os2*)
5152       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5153       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5154       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5155       shrext_cmds=.dll
5156       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5157         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5158         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5159         $ECHO EXPORTS >> $output_objdir/$libname.def~
5160         emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
5161         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5162         emximp -o $lib $output_objdir/$libname.def'
5163       _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5164         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5165         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5166         $ECHO EXPORTS >> $output_objdir/$libname.def~
5167         prefix_cmds="$SED"~
5168         if test EXPORTS = "`$SED 1q $export_symbols`"; then
5169           prefix_cmds="$prefix_cmds -e 1d";
5170         fi~
5171         prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
5172         cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
5173         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5174         emximp -o $lib $output_objdir/$libname.def'
5175       _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
5176       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5177       ;;
5178
5179     interix[[3-9]]*)
5180       _LT_TAGVAR(hardcode_direct, $1)=no
5181       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5182       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5183       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5184       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5185       # Instead, shared libraries are loaded at an image base (0x10000000 by
5186       # default) and relocated if they conflict, which is a slow very memory
5187       # consuming and fragmenting process.  To avoid this, we pick a random,
5188       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5189       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5190       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5191       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5192       ;;
5193
5194     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
5195       tmp_diet=no
5196       if test linux-dietlibc = "$host_os"; then
5197         case $cc_basename in
5198           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
5199         esac
5200       fi
5201       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
5202          && test no = "$tmp_diet"
5203       then
5204         tmp_addflag=' $pic_flag'
5205         tmp_sharedflag='-shared'
5206         case $cc_basename,$host_cpu in
5207         pgcc*)                          # Portland Group C compiler
5208           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5209           tmp_addflag=' $pic_flag'
5210           ;;
5211         pgf77* | pgf90* | pgf95* | pgfortran*)
5212                                         # Portland Group f77 and f90 compilers
5213           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5214           tmp_addflag=' $pic_flag -Mnomain' ;;
5215         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
5216           tmp_addflag=' -i_dynamic' ;;
5217         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
5218           tmp_addflag=' -i_dynamic -nofor_main' ;;
5219         ifc* | ifort*)                  # Intel Fortran compiler
5220           tmp_addflag=' -nofor_main' ;;
5221         lf95*)                          # Lahey Fortran 8.1
5222           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5223           tmp_sharedflag='--shared' ;;
5224         nagfor*)                        # NAGFOR 5.3
5225           tmp_sharedflag='-Wl,-shared' ;;
5226         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
5227           tmp_sharedflag='-qmkshrobj'
5228           tmp_addflag= ;;
5229         nvcc*)  # Cuda Compiler Driver 2.2
5230           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5231           _LT_TAGVAR(compiler_needs_object, $1)=yes
5232           ;;
5233         esac
5234         case `$CC -V 2>&1 | sed 5q` in
5235         *Sun\ C*)                       # Sun C 5.9
5236           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5237           _LT_TAGVAR(compiler_needs_object, $1)=yes
5238           tmp_sharedflag='-G' ;;
5239         *Sun\ F*)                       # Sun Fortran 8.3
5240           tmp_sharedflag='-G' ;;
5241         esac
5242         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5243
5244         if test yes = "$supports_anon_versioning"; then
5245           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5246             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5247             echo "local: *; };" >> $output_objdir/$libname.ver~
5248             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
5249         fi
5250
5251         case $cc_basename in
5252         tcc*)
5253           _LT_TAGVAR(export_dynamic_flag_spec, $1)='-rdynamic'
5254           ;;
5255         xlf* | bgf* | bgxlf* | mpixlf*)
5256           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
5257           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
5258           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5259           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
5260           if test yes = "$supports_anon_versioning"; then
5261             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5262               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5263               echo "local: *; };" >> $output_objdir/$libname.ver~
5264               $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
5265           fi
5266           ;;
5267         esac
5268       else
5269         _LT_TAGVAR(ld_shlibs, $1)=no
5270       fi
5271       ;;
5272
5273     netbsd* | netbsdelf*-gnu)
5274       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5275         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
5276         wlarc=
5277       else
5278         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5279         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5280       fi
5281       ;;
5282
5283     solaris*)
5284       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
5285         _LT_TAGVAR(ld_shlibs, $1)=no
5286         cat <<_LT_EOF 1>&2
5287
5288 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
5289 *** create shared libraries on Solaris systems.  Therefore, libtool
5290 *** is disabling shared libraries support.  We urge you to upgrade GNU
5291 *** binutils to release 2.9.1 or newer.  Another option is to modify
5292 *** your PATH or compiler configuration so that the native linker is
5293 *** used, and then restart.
5294
5295 _LT_EOF
5296       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5297         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5298         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5299       else
5300         _LT_TAGVAR(ld_shlibs, $1)=no
5301       fi
5302       ;;
5303
5304     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
5305       case `$LD -v 2>&1` in
5306         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
5307         _LT_TAGVAR(ld_shlibs, $1)=no
5308         cat <<_LT_EOF 1>&2
5309
5310 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 cannot
5311 *** reliably create shared libraries on SCO systems.  Therefore, libtool
5312 *** is disabling shared libraries support.  We urge you to upgrade GNU
5313 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
5314 *** your PATH or compiler configuration so that the native linker is
5315 *** used, and then restart.
5316
5317 _LT_EOF
5318         ;;
5319         *)
5320           # For security reasons, it is highly recommended that you always
5321           # use absolute paths for naming shared libraries, and exclude the
5322           # DT_RUNPATH tag from executables and libraries.  But doing so
5323           # requires that you compile everything twice, which is a pain.
5324           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5325             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5326             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5327             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5328           else
5329             _LT_TAGVAR(ld_shlibs, $1)=no
5330           fi
5331         ;;
5332       esac
5333       ;;
5334
5335     sunos4*)
5336       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5337       wlarc=
5338       _LT_TAGVAR(hardcode_direct, $1)=yes
5339       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5340       ;;
5341
5342     *)
5343       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5344         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5345         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5346       else
5347         _LT_TAGVAR(ld_shlibs, $1)=no
5348       fi
5349       ;;
5350     esac
5351
5352     if test no = "$_LT_TAGVAR(ld_shlibs, $1)"; then
5353       runpath_var=
5354       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5355       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5356       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5357     fi
5358   else
5359     # PORTME fill in a description of your system's linker (not GNU ld)
5360     case $host_os in
5361     aix3*)
5362       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5363       _LT_TAGVAR(always_export_symbols, $1)=yes
5364       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
5365       # Note: this linker hardcodes the directories in LIBPATH if there
5366       # are no directories specified by -L.
5367       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5368       if test yes = "$GCC" && test -z "$lt_prog_compiler_static"; then
5369         # Neither direct hardcoding nor static linking is supported with a
5370         # broken collect2.
5371         _LT_TAGVAR(hardcode_direct, $1)=unsupported
5372       fi
5373       ;;
5374
5375     aix[[4-9]]*)
5376       if test ia64 = "$host_cpu"; then
5377         # On IA64, the linker does run time linking by default, so we don't
5378         # have to do anything special.
5379         aix_use_runtimelinking=no
5380         exp_sym_flag='-Bexport'
5381         no_entry_flag=
5382       else
5383         # If we're using GNU nm, then we don't want the "-C" option.
5384         # -C means demangle to GNU nm, but means don't demangle to AIX nm.
5385         # Without the "-l" option, or with the "-B" option, AIX nm treats
5386         # weak defined symbols like other global defined symbols, whereas
5387         # GNU nm marks them as "W".
5388         # While the 'weak' keyword is ignored in the Export File, we need
5389         # it in the Import File for the 'aix-soname' feature, so we have
5390         # to replace the "-B" option with "-P" for AIX nm.
5391         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
5392           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { if (\$ 2 == "W") { print \$ 3 " weak" } else { print \$ 3 } } }'\'' | sort -u > $export_symbols'
5393         else
5394           _LT_TAGVAR(export_symbols_cmds, $1)='`func_echo_all $NM | $SED -e '\''s/B\([[^B]]*\)$/P\1/'\''` -PCpgl $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) && ([substr](\$ 1,1,1) != ".")) { if ((\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) { print \$ 1 " weak" } else { print \$ 1 } } }'\'' | sort -u > $export_symbols'
5395         fi
5396         aix_use_runtimelinking=no
5397
5398         # Test if we are trying to use run time linking or normal
5399         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5400         # have runtime linking enabled, and use it for executables.
5401         # For shared libraries, we enable/disable runtime linking
5402         # depending on the kind of the shared library created -
5403         # when "with_aix_soname,aix_use_runtimelinking" is:
5404         # "aix,no"   lib.a(lib.so.V) shared, rtl:no,  for executables
5405         # "aix,yes"  lib.so          shared, rtl:yes, for executables
5406         #            lib.a           static archive
5407         # "both,no"  lib.so.V(shr.o) shared, rtl:yes
5408         #            lib.a(lib.so.V) shared, rtl:no,  for executables
5409         # "both,yes" lib.so.V(shr.o) shared, rtl:yes, for executables
5410         #            lib.a(lib.so.V) shared, rtl:no
5411         # "svr4,*"   lib.so.V(shr.o) shared, rtl:yes, for executables
5412         #            lib.a           static archive
5413         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5414           for ld_flag in $LDFLAGS; do
5415           if (test x-brtl = "x$ld_flag" || test x-Wl,-brtl = "x$ld_flag"); then
5416             aix_use_runtimelinking=yes
5417             break
5418           fi
5419           done
5420           if test svr4,no = "$with_aix_soname,$aix_use_runtimelinking"; then
5421             # With aix-soname=svr4, we create the lib.so.V shared archives only,
5422             # so we don't have lib.a shared libs to link our executables.
5423             # We have to force runtime linking in this case.
5424             aix_use_runtimelinking=yes
5425             LDFLAGS="$LDFLAGS -Wl,-brtl"
5426           fi
5427           ;;
5428         esac
5429
5430         exp_sym_flag='-bexport'
5431         no_entry_flag='-bnoentry'
5432       fi
5433
5434       # When large executables or shared objects are built, AIX ld can
5435       # have problems creating the table of contents.  If linking a library
5436       # or program results in "error TOC overflow" add -mminimal-toc to
5437       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5438       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5439
5440       _LT_TAGVAR(archive_cmds, $1)=''
5441       _LT_TAGVAR(hardcode_direct, $1)=yes
5442       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5443       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5444       _LT_TAGVAR(link_all_deplibs, $1)=yes
5445       _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
5446       case $with_aix_soname,$aix_use_runtimelinking in
5447       aix,*) ;; # traditional, no import file
5448       svr4,* | *,yes) # use import file
5449         # The Import File defines what to hardcode.
5450         _LT_TAGVAR(hardcode_direct, $1)=no
5451         _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5452         ;;
5453       esac
5454
5455       if test yes = "$GCC"; then
5456         case $host_os in aix4.[[012]]|aix4.[[012]].*)
5457         # We only want to do this on AIX 4.2 and lower, the check
5458         # below for broken collect2 doesn't work under 4.3+
5459           collect2name=`$CC -print-prog-name=collect2`
5460           if test -f "$collect2name" &&
5461            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5462           then
5463           # We have reworked collect2
5464           :
5465           else
5466           # We have old collect2
5467           _LT_TAGVAR(hardcode_direct, $1)=unsupported
5468           # It fails to find uninstalled libraries when the uninstalled
5469           # path is not listed in the libpath.  Setting hardcode_minus_L
5470           # to unsupported forces relinking
5471           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5472           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5473           _LT_TAGVAR(hardcode_libdir_separator, $1)=
5474           fi
5475           ;;
5476         esac
5477         shared_flag='-shared'
5478         if test yes = "$aix_use_runtimelinking"; then
5479           shared_flag="$shared_flag "'$wl-G'
5480         fi
5481         # Need to ensure runtime linking is disabled for the traditional
5482         # shared library, or the linker may eventually find shared libraries
5483         # /with/ Import File - we do not want to mix them.
5484         shared_flag_aix='-shared'
5485         shared_flag_svr4='-shared $wl-G'
5486       else
5487         # not using gcc
5488         if test ia64 = "$host_cpu"; then
5489         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5490         # chokes on -Wl,-G. The following line is correct:
5491           shared_flag='-G'
5492         else
5493           if test yes = "$aix_use_runtimelinking"; then
5494             shared_flag='$wl-G'
5495           else
5496             shared_flag='$wl-bM:SRE'
5497           fi
5498           shared_flag_aix='$wl-bM:SRE'
5499           shared_flag_svr4='$wl-G'
5500         fi
5501       fi
5502
5503       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
5504       # It seems that -bexpall does not export symbols beginning with
5505       # underscore (_), so it is better to generate a list of symbols to export.
5506       _LT_TAGVAR(always_export_symbols, $1)=yes
5507       if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
5508         # Warning - without using the other runtime loading flags (-brtl),
5509         # -berok will link without error, but may produce a broken library.
5510         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5511         # Determine the default libpath from the value encoded in an
5512         # empty executable.
5513         _LT_SYS_MODULE_PATH_AIX([$1])
5514         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5515         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs $wl'$no_entry_flag' $compiler_flags `if test -n "$allow_undefined_flag"; then func_echo_all "$wl$allow_undefined_flag"; else :; fi` $wl'$exp_sym_flag:\$export_symbols' '$shared_flag
5516       else
5517         if test ia64 = "$host_cpu"; then
5518           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
5519           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5520           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\$wl$no_entry_flag"' $compiler_flags $wl$allow_undefined_flag '"\$wl$exp_sym_flag:\$export_symbols"
5521         else
5522          # Determine the default libpath from the value encoded in an
5523          # empty executable.
5524          _LT_SYS_MODULE_PATH_AIX([$1])
5525          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5526           # Warning - without using the other run time loading flags,
5527           # -berok will link without error, but may produce a broken library.
5528           _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
5529           _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
5530           if test yes = "$with_gnu_ld"; then
5531             # We only use this code for GNU lds that support --whole-archive.
5532             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
5533           else
5534             # Exported symbols can be pulled into shared objects from archives
5535             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5536           fi
5537           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5538           _LT_TAGVAR(archive_expsym_cmds, $1)='$RM -r $output_objdir/$realname.d~$MKDIR $output_objdir/$realname.d'
5539           # -brtl affects multiple linker settings, -berok does not and is overridden later
5540           compiler_flags_filtered='`func_echo_all "$compiler_flags " | $SED -e "s%-brtl\\([[, ]]\\)%-berok\\1%g"`'
5541           if test svr4 != "$with_aix_soname"; then
5542             # This is similar to how AIX traditionally builds its shared libraries.
5543             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_aix' -o $output_objdir/$realname.d/$soname $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$realname.d/$soname'
5544           fi
5545           if test aix != "$with_aix_soname"; then
5546             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_svr4' -o $output_objdir/$realname.d/$shared_archive_member_spec.o $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$STRIP -e $output_objdir/$realname.d/$shared_archive_member_spec.o~( func_echo_all "#! $soname($shared_archive_member_spec.o)"; if test shr_64 = "$shared_archive_member_spec"; then func_echo_all "# 64"; else func_echo_all "# 32"; fi; cat $export_symbols ) > $output_objdir/$realname.d/$shared_archive_member_spec.imp~$AR $AR_FLAGS $output_objdir/$soname $output_objdir/$realname.d/$shared_archive_member_spec.o $output_objdir/$realname.d/$shared_archive_member_spec.imp'
5547           else
5548             # used by -dlpreopen to get the symbols
5549             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$MV  $output_objdir/$realname.d/$soname $output_objdir'
5550           fi
5551           _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$RM -r $output_objdir/$realname.d'
5552         fi
5553       fi
5554       ;;
5555
5556     amigaos*)
5557       case $host_cpu in
5558       powerpc)
5559             # see comment about AmigaOS4 .so support
5560             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5561             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5562         ;;
5563       m68k)
5564             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5565             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5566             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5567         ;;
5568       esac
5569       ;;
5570
5571     bsdi[[45]]*)
5572       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5573       ;;
5574
5575     cygwin* | mingw* | pw32* | cegcc*)
5576       # When not using gcc, we currently assume that we are using
5577       # Microsoft Visual C++.
5578       # hardcode_libdir_flag_spec is actually meaningless, as there is
5579       # no search path for DLLs.
5580       case $cc_basename in
5581       cl*)
5582         # Native MSVC
5583         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5584         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5585         _LT_TAGVAR(always_export_symbols, $1)=yes
5586         _LT_TAGVAR(file_list_spec, $1)='@'
5587         # Tell ltmain to make .lib files, not .a files.
5588         libext=lib
5589         # Tell ltmain to make .dll files, not .so files.
5590         shrext_cmds=.dll
5591         # FIXME: Setting linknames here is a bad hack.
5592         _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
5593         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5594             cp "$export_symbols" "$output_objdir/$soname.def";
5595             echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
5596           else
5597             $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
5598           fi~
5599           $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
5600           linknames='
5601         # The linker will not automatically build a static lib if we build a DLL.
5602         # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5603         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5604         _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
5605         _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
5606         # Don't use ranlib
5607         _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
5608         _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
5609           lt_tool_outputfile="@TOOL_OUTPUT@"~
5610           case $lt_outputfile in
5611             *.exe|*.EXE) ;;
5612             *)
5613               lt_outputfile=$lt_outputfile.exe
5614               lt_tool_outputfile=$lt_tool_outputfile.exe
5615               ;;
5616           esac~
5617           if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
5618             $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
5619             $RM "$lt_outputfile.manifest";
5620           fi'
5621         ;;
5622       *)
5623         # Assume MSVC wrapper
5624         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5625         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5626         # Tell ltmain to make .lib files, not .a files.
5627         libext=lib
5628         # Tell ltmain to make .dll files, not .so files.
5629         shrext_cmds=.dll
5630         # FIXME: Setting linknames here is a bad hack.
5631         _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
5632         # The linker will automatically build a .lib file if we build a DLL.
5633         _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5634         # FIXME: Should let the user specify the lib program.
5635         _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
5636         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5637         ;;
5638       esac
5639       ;;
5640
5641     darwin* | rhapsody*)
5642       _LT_DARWIN_LINKER_FEATURES($1)
5643       ;;
5644
5645     dgux*)
5646       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5647       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5648       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5649       ;;
5650
5651     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5652     # support.  Future versions do this automatically, but an explicit c++rt0.o
5653     # does not break anything, and helps significantly (at the cost of a little
5654     # extra space).
5655     freebsd2.2*)
5656       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5657       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5658       _LT_TAGVAR(hardcode_direct, $1)=yes
5659       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5660       ;;
5661
5662     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5663     freebsd2.*)
5664       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5665       _LT_TAGVAR(hardcode_direct, $1)=yes
5666       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5667       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5668       ;;
5669
5670     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5671     freebsd* | dragonfly*)
5672       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5673       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5674       _LT_TAGVAR(hardcode_direct, $1)=yes
5675       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5676       ;;
5677
5678     hpux9*)
5679       if test yes = "$GCC"; then
5680         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
5681       else
5682         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
5683       fi
5684       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5685       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5686       _LT_TAGVAR(hardcode_direct, $1)=yes
5687
5688       # hardcode_minus_L: Not really in the search PATH,
5689       # but as the default location of the library.
5690       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5691       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5692       ;;
5693
5694     hpux10*)
5695       if test yes,no = "$GCC,$with_gnu_ld"; then
5696         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5697       else
5698         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5699       fi
5700       if test no = "$with_gnu_ld"; then
5701         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5702         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5703         _LT_TAGVAR(hardcode_direct, $1)=yes
5704         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5705         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5706         # hardcode_minus_L: Not really in the search PATH,
5707         # but as the default location of the library.
5708         _LT_TAGVAR(hardcode_minus_L, $1)=yes
5709       fi
5710       ;;
5711
5712     hpux11*)
5713       if test yes,no = "$GCC,$with_gnu_ld"; then
5714         case $host_cpu in
5715         hppa*64*)
5716           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5717           ;;
5718         ia64*)
5719           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5720           ;;
5721         *)
5722           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5723           ;;
5724         esac
5725       else
5726         case $host_cpu in
5727         hppa*64*)
5728           _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5729           ;;
5730         ia64*)
5731           _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5732           ;;
5733         *)
5734         m4_if($1, [], [
5735           # Older versions of the 11.00 compiler do not understand -b yet
5736           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
5737           _LT_LINKER_OPTION([if $CC understands -b],
5738             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
5739             [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
5740             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
5741           [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
5742           ;;
5743         esac
5744       fi
5745       if test no = "$with_gnu_ld"; then
5746         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5747         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5748
5749         case $host_cpu in
5750         hppa*64*|ia64*)
5751           _LT_TAGVAR(hardcode_direct, $1)=no
5752           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5753           ;;
5754         *)
5755           _LT_TAGVAR(hardcode_direct, $1)=yes
5756           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5757           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5758
5759           # hardcode_minus_L: Not really in the search PATH,
5760           # but as the default location of the library.
5761           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5762           ;;
5763         esac
5764       fi
5765       ;;
5766
5767     irix5* | irix6* | nonstopux*)
5768       if test yes = "$GCC"; then
5769         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5770         # Try to use the -exported_symbol ld option, if it does not
5771         # work, assume that -exports_file does not work either and
5772         # implicitly export all symbols.
5773         # This should be the same for all languages, so no per-tag cache variable.
5774         AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
5775           [lt_cv_irix_exported_symbol],
5776           [save_LDFLAGS=$LDFLAGS
5777            LDFLAGS="$LDFLAGS -shared $wl-exported_symbol ${wl}foo $wl-update_registry $wl/dev/null"
5778            AC_LINK_IFELSE(
5779              [AC_LANG_SOURCE(
5780                 [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
5781                               [C++], [[int foo (void) { return 0; }]],
5782                               [Fortran 77], [[
5783       subroutine foo
5784       end]],
5785                               [Fortran], [[
5786       subroutine foo
5787       end]])])],
5788               [lt_cv_irix_exported_symbol=yes],
5789               [lt_cv_irix_exported_symbol=no])
5790            LDFLAGS=$save_LDFLAGS])
5791         if test yes = "$lt_cv_irix_exported_symbol"; then
5792           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations $wl-exports_file $wl$export_symbols -o $lib'
5793         fi
5794         _LT_TAGVAR(link_all_deplibs, $1)=no
5795       else
5796         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5797         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -exports_file $export_symbols -o $lib'
5798       fi
5799       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5800       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5801       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5802       _LT_TAGVAR(inherit_rpath, $1)=yes
5803       _LT_TAGVAR(link_all_deplibs, $1)=yes
5804       ;;
5805
5806     linux*)
5807       case $cc_basename in
5808       tcc*)
5809         # Fabrice Bellard et al's Tiny C Compiler
5810         _LT_TAGVAR(ld_shlibs, $1)=yes
5811         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5812         ;;
5813       esac
5814       ;;
5815
5816     netbsd* | netbsdelf*-gnu)
5817       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5818         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5819       else
5820         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5821       fi
5822       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5823       _LT_TAGVAR(hardcode_direct, $1)=yes
5824       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5825       ;;
5826
5827     newsos6)
5828       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5829       _LT_TAGVAR(hardcode_direct, $1)=yes
5830       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5831       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5832       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5833       ;;
5834
5835     *nto* | *qnx*)
5836       ;;
5837
5838     openbsd* | bitrig*)
5839       if test -f /usr/libexec/ld.so; then
5840         _LT_TAGVAR(hardcode_direct, $1)=yes
5841         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5842         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5843         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
5844           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5845           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags $wl-retain-symbols-file,$export_symbols'
5846           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5847           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5848         else
5849           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5850           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5851         fi
5852       else
5853         _LT_TAGVAR(ld_shlibs, $1)=no
5854       fi
5855       ;;
5856
5857     os2*)
5858       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5859       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5860       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5861       shrext_cmds=.dll
5862       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5863         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5864         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5865         $ECHO EXPORTS >> $output_objdir/$libname.def~
5866         emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
5867         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5868         emximp -o $lib $output_objdir/$libname.def'
5869       _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5870         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5871         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5872         $ECHO EXPORTS >> $output_objdir/$libname.def~
5873         prefix_cmds="$SED"~
5874         if test EXPORTS = "`$SED 1q $export_symbols`"; then
5875           prefix_cmds="$prefix_cmds -e 1d";
5876         fi~
5877         prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
5878         cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
5879         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5880         emximp -o $lib $output_objdir/$libname.def'
5881       _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
5882       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5883       ;;
5884
5885     osf3*)
5886       if test yes = "$GCC"; then
5887         _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5888         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5889       else
5890         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5891         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5892       fi
5893       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5894       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5895       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5896       ;;
5897
5898     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5899       if test yes = "$GCC"; then
5900         _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5901         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $pic_flag $libobjs $deplibs $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5902         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5903       else
5904         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5905         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5906         _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5907           $CC -shared$allow_undefined_flag $wl-input $wl$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~$RM $lib.exp'
5908
5909         # Both c and cxx compiler support -rpath directly
5910         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5911       fi
5912       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5913       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5914       ;;
5915
5916     solaris*)
5917       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5918       if test yes = "$GCC"; then
5919         wlarc='$wl'
5920         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl-z ${wl}text $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5921         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5922           $CC -shared $pic_flag $wl-z ${wl}text $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5923       else
5924         case `$CC -V 2>&1` in
5925         *"Compilers 5.0"*)
5926           wlarc=''
5927           _LT_TAGVAR(archive_cmds, $1)='$LD -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $linker_flags'
5928           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5929             $LD -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5930           ;;
5931         *)
5932           wlarc='$wl'
5933           _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5934           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5935             $CC -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5936           ;;
5937         esac
5938       fi
5939       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5940       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5941       case $host_os in
5942       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5943       *)
5944         # The compiler driver will combine and reorder linker options,
5945         # but understands '-z linker_flag'.  GCC discards it without '$wl',
5946         # but is careful enough not to reorder.
5947         # Supported since Solaris 2.6 (maybe 2.5.1?)
5948         if test yes = "$GCC"; then
5949           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
5950         else
5951           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5952         fi
5953         ;;
5954       esac
5955       _LT_TAGVAR(link_all_deplibs, $1)=yes
5956       ;;
5957
5958     sunos4*)
5959       if test sequent = "$host_vendor"; then
5960         # Use $CC to link under sequent, because it throws in some extra .o
5961         # files that make .init and .fini sections work.
5962         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5963       else
5964         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5965       fi
5966       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5967       _LT_TAGVAR(hardcode_direct, $1)=yes
5968       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5969       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5970       ;;
5971
5972     sysv4)
5973       case $host_vendor in
5974         sni)
5975           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5976           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5977         ;;
5978         siemens)
5979           ## LD is ld it makes a PLAMLIB
5980           ## CC just makes a GrossModule.
5981           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5982           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5983           _LT_TAGVAR(hardcode_direct, $1)=no
5984         ;;
5985         motorola)
5986           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5987           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5988         ;;
5989       esac
5990       runpath_var='LD_RUN_PATH'
5991       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5992       ;;
5993
5994     sysv4.3*)
5995       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5996       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5997       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5998       ;;
5999
6000     sysv4*MP*)
6001       if test -d /usr/nec; then
6002         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
6003         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6004         runpath_var=LD_RUN_PATH
6005         hardcode_runpath_var=yes
6006         _LT_TAGVAR(ld_shlibs, $1)=yes
6007       fi
6008       ;;
6009
6010     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6011       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
6012       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6013       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6014       runpath_var='LD_RUN_PATH'
6015
6016       if test yes = "$GCC"; then
6017         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6018         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6019       else
6020         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6021         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6022       fi
6023       ;;
6024
6025     sysv5* | sco3.2v5* | sco5v6*)
6026       # Note: We CANNOT use -z defs as we might desire, because we do not
6027       # link with -lc, and that would cause any symbols used from libc to
6028       # always be unresolved, which means just about no library would
6029       # ever link correctly.  If we're not using GNU ld we use -z text
6030       # though, which does catch some bad symbols but isn't as heavy-handed
6031       # as -z defs.
6032       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
6033       _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
6034       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6035       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6036       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
6037       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6038       _LT_TAGVAR(link_all_deplibs, $1)=yes
6039       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
6040       runpath_var='LD_RUN_PATH'
6041
6042       if test yes = "$GCC"; then
6043         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6044         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6045       else
6046         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6047         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6048       fi
6049       ;;
6050
6051     uts4*)
6052       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
6053       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6054       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6055       ;;
6056
6057     *)
6058       _LT_TAGVAR(ld_shlibs, $1)=no
6059       ;;
6060     esac
6061
6062     if test sni = "$host_vendor"; then
6063       case $host in
6064       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
6065         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Blargedynsym'
6066         ;;
6067       esac
6068     fi
6069   fi
6070 ])
6071 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6072 test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
6073
6074 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
6075
6076 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
6077 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
6078 _LT_DECL([], [extract_expsyms_cmds], [2],
6079     [The commands to extract the exported symbol list from a shared archive])
6080
6081 #
6082 # Do we need to explicitly link libc?
6083 #
6084 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
6085 x|xyes)
6086   # Assume -lc should be added
6087   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6088
6089   if test yes,yes = "$GCC,$enable_shared"; then
6090     case $_LT_TAGVAR(archive_cmds, $1) in
6091     *'~'*)
6092       # FIXME: we may have to deal with multi-command sequences.
6093       ;;
6094     '$CC '*)
6095       # Test whether the compiler implicitly links with -lc since on some
6096       # systems, -lgcc has to come before -lc. If gcc already passes -lc
6097       # to ld, don't add -lc before -lgcc.
6098       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
6099         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
6100         [$RM conftest*
6101         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
6102
6103         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
6104           soname=conftest
6105           lib=conftest
6106           libobjs=conftest.$ac_objext
6107           deplibs=
6108           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
6109           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
6110           compiler_flags=-v
6111           linker_flags=-v
6112           verstring=
6113           output_objdir=.
6114           libname=conftest
6115           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
6116           _LT_TAGVAR(allow_undefined_flag, $1)=
6117           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
6118           then
6119             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6120           else
6121             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6122           fi
6123           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
6124         else
6125           cat conftest.err 1>&5
6126         fi
6127         $RM conftest*
6128         ])
6129       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
6130       ;;
6131     esac
6132   fi
6133   ;;
6134 esac
6135
6136 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
6137     [Whether or not to add -lc for building shared libraries])
6138 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
6139     [enable_shared_with_static_runtimes], [0],
6140     [Whether or not to disallow shared libs when runtime libs are static])
6141 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
6142     [Compiler flag to allow reflexive dlopens])
6143 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
6144     [Compiler flag to generate shared objects directly from archives])
6145 _LT_TAGDECL([], [compiler_needs_object], [1],
6146     [Whether the compiler copes with passing no objects directly])
6147 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
6148     [Create an old-style archive from a shared archive])
6149 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
6150     [Create a temporary old-style archive to link instead of a shared archive])
6151 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
6152 _LT_TAGDECL([], [archive_expsym_cmds], [2])
6153 _LT_TAGDECL([], [module_cmds], [2],
6154     [Commands used to build a loadable module if different from building
6155     a shared archive.])
6156 _LT_TAGDECL([], [module_expsym_cmds], [2])
6157 _LT_TAGDECL([], [with_gnu_ld], [1],
6158     [Whether we are building with GNU ld or not])
6159 _LT_TAGDECL([], [allow_undefined_flag], [1],
6160     [Flag that allows shared libraries with undefined symbols to be built])
6161 _LT_TAGDECL([], [no_undefined_flag], [1],
6162     [Flag that enforces no undefined symbols])
6163 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
6164     [Flag to hardcode $libdir into a binary during linking.
6165     This must work even if $libdir does not exist])
6166 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
6167     [Whether we need a single "-rpath" flag with a separated argument])
6168 _LT_TAGDECL([], [hardcode_direct], [0],
6169     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
6170     DIR into the resulting binary])
6171 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
6172     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
6173     DIR into the resulting binary and the resulting library dependency is
6174     "absolute", i.e impossible to change by setting $shlibpath_var if the
6175     library is relocated])
6176 _LT_TAGDECL([], [hardcode_minus_L], [0],
6177     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
6178     into the resulting binary])
6179 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
6180     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
6181     into the resulting binary])
6182 _LT_TAGDECL([], [hardcode_automatic], [0],
6183     [Set to "yes" if building a shared library automatically hardcodes DIR
6184     into the library and all subsequent libraries and executables linked
6185     against it])
6186 _LT_TAGDECL([], [inherit_rpath], [0],
6187     [Set to yes if linker adds runtime paths of dependent libraries
6188     to runtime path list])
6189 _LT_TAGDECL([], [link_all_deplibs], [0],
6190     [Whether libtool must link a program against all its dependency libraries])
6191 _LT_TAGDECL([], [always_export_symbols], [0],
6192     [Set to "yes" if exported symbols are required])
6193 _LT_TAGDECL([], [export_symbols_cmds], [2],
6194     [The commands to list exported symbols])
6195 _LT_TAGDECL([], [exclude_expsyms], [1],
6196     [Symbols that should not be listed in the preloaded symbols])
6197 _LT_TAGDECL([], [include_expsyms], [1],
6198     [Symbols that must always be exported])
6199 _LT_TAGDECL([], [prelink_cmds], [2],
6200     [Commands necessary for linking programs (against libraries) with templates])
6201 _LT_TAGDECL([], [postlink_cmds], [2],
6202     [Commands necessary for finishing linking programs])
6203 _LT_TAGDECL([], [file_list_spec], [1],
6204     [Specify filename containing input files])
6205 dnl FIXME: Not yet implemented
6206 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
6207 dnl    [Compiler flag to generate thread safe objects])
6208 ])# _LT_LINKER_SHLIBS
6209
6210
6211 # _LT_LANG_C_CONFIG([TAG])
6212 # ------------------------
6213 # Ensure that the configuration variables for a C compiler are suitably
6214 # defined.  These variables are subsequently used by _LT_CONFIG to write
6215 # the compiler configuration to 'libtool'.
6216 m4_defun([_LT_LANG_C_CONFIG],
6217 [m4_require([_LT_DECL_EGREP])dnl
6218 lt_save_CC=$CC
6219 AC_LANG_PUSH(C)
6220
6221 # Source file extension for C test sources.
6222 ac_ext=c
6223
6224 # Object file extension for compiled C test sources.
6225 objext=o
6226 _LT_TAGVAR(objext, $1)=$objext
6227
6228 # Code to be used in simple compile tests
6229 lt_simple_compile_test_code="int some_variable = 0;"
6230
6231 # Code to be used in simple link tests
6232 lt_simple_link_test_code='int main(){return(0);}'
6233
6234 _LT_TAG_COMPILER
6235 # Save the default compiler, since it gets overwritten when the other
6236 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
6237 compiler_DEFAULT=$CC
6238
6239 # save warnings/boilerplate of simple test code
6240 _LT_COMPILER_BOILERPLATE
6241 _LT_LINKER_BOILERPLATE
6242
6243 ## CAVEAT EMPTOR:
6244 ## There is no encapsulation within the following macros, do not change
6245 ## the running order or otherwise move them around unless you know exactly
6246 ## what you are doing...
6247 if test -n "$compiler"; then
6248   _LT_COMPILER_NO_RTTI($1)
6249   _LT_COMPILER_PIC($1)
6250   _LT_COMPILER_C_O($1)
6251   _LT_COMPILER_FILE_LOCKS($1)
6252   _LT_LINKER_SHLIBS($1)
6253   _LT_SYS_DYNAMIC_LINKER($1)
6254   _LT_LINKER_HARDCODE_LIBPATH($1)
6255   LT_SYS_DLOPEN_SELF
6256   _LT_CMD_STRIPLIB
6257
6258   # Report what library types will actually be built
6259   AC_MSG_CHECKING([if libtool supports shared libraries])
6260   AC_MSG_RESULT([$can_build_shared])
6261
6262   AC_MSG_CHECKING([whether to build shared libraries])
6263   test no = "$can_build_shared" && enable_shared=no
6264
6265   # On AIX, shared libraries and static libraries use the same namespace, and
6266   # are all built from PIC.
6267   case $host_os in
6268   aix3*)
6269     test yes = "$enable_shared" && enable_static=no
6270     if test -n "$RANLIB"; then
6271       archive_cmds="$archive_cmds~\$RANLIB \$lib"
6272       postinstall_cmds='$RANLIB $lib'
6273     fi
6274     ;;
6275
6276   aix[[4-9]]*)
6277     if test ia64 != "$host_cpu"; then
6278       case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
6279       yes,aix,yes) ;;                   # shared object as lib.so file only
6280       yes,svr4,*) ;;                    # shared object as lib.so archive member only
6281       yes,*) enable_static=no ;;        # shared object in lib.a archive as well
6282       esac
6283     fi
6284     ;;
6285   esac
6286   AC_MSG_RESULT([$enable_shared])
6287
6288   AC_MSG_CHECKING([whether to build static libraries])
6289   # Make sure either enable_shared or enable_static is yes.
6290   test yes = "$enable_shared" || enable_static=yes
6291   AC_MSG_RESULT([$enable_static])
6292
6293   _LT_CONFIG($1)
6294 fi
6295 AC_LANG_POP
6296 CC=$lt_save_CC
6297 ])# _LT_LANG_C_CONFIG
6298
6299
6300 # _LT_LANG_CXX_CONFIG([TAG])
6301 # --------------------------
6302 # Ensure that the configuration variables for a C++ compiler are suitably
6303 # defined.  These variables are subsequently used by _LT_CONFIG to write
6304 # the compiler configuration to 'libtool'.
6305 m4_defun([_LT_LANG_CXX_CONFIG],
6306 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6307 m4_require([_LT_DECL_EGREP])dnl
6308 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
6309 if test -n "$CXX" && ( test no != "$CXX" &&
6310     ( (test g++ = "$CXX" && `g++ -v >/dev/null 2>&1` ) ||
6311     (test g++ != "$CXX"))); then
6312   AC_PROG_CXXCPP
6313 else
6314   _lt_caught_CXX_error=yes
6315 fi
6316
6317 AC_LANG_PUSH(C++)
6318 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6319 _LT_TAGVAR(allow_undefined_flag, $1)=
6320 _LT_TAGVAR(always_export_symbols, $1)=no
6321 _LT_TAGVAR(archive_expsym_cmds, $1)=
6322 _LT_TAGVAR(compiler_needs_object, $1)=no
6323 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6324 _LT_TAGVAR(hardcode_direct, $1)=no
6325 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6326 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6327 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6328 _LT_TAGVAR(hardcode_minus_L, $1)=no
6329 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
6330 _LT_TAGVAR(hardcode_automatic, $1)=no
6331 _LT_TAGVAR(inherit_rpath, $1)=no
6332 _LT_TAGVAR(module_cmds, $1)=
6333 _LT_TAGVAR(module_expsym_cmds, $1)=
6334 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6335 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6336 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6337 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6338 _LT_TAGVAR(no_undefined_flag, $1)=
6339 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6340 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6341
6342 # Source file extension for C++ test sources.
6343 ac_ext=cpp
6344
6345 # Object file extension for compiled C++ test sources.
6346 objext=o
6347 _LT_TAGVAR(objext, $1)=$objext
6348
6349 # No sense in running all these tests if we already determined that
6350 # the CXX compiler isn't working.  Some variables (like enable_shared)
6351 # are currently assumed to apply to all compilers on this platform,
6352 # and will be corrupted by setting them based on a non-working compiler.
6353 if test yes != "$_lt_caught_CXX_error"; then
6354   # Code to be used in simple compile tests
6355   lt_simple_compile_test_code="int some_variable = 0;"
6356
6357   # Code to be used in simple link tests
6358   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
6359
6360   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6361   _LT_TAG_COMPILER
6362
6363   # save warnings/boilerplate of simple test code
6364   _LT_COMPILER_BOILERPLATE
6365   _LT_LINKER_BOILERPLATE
6366
6367   # Allow CC to be a program name with arguments.
6368   lt_save_CC=$CC
6369   lt_save_CFLAGS=$CFLAGS
6370   lt_save_LD=$LD
6371   lt_save_GCC=$GCC
6372   GCC=$GXX
6373   lt_save_with_gnu_ld=$with_gnu_ld
6374   lt_save_path_LD=$lt_cv_path_LD
6375   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
6376     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
6377   else
6378     $as_unset lt_cv_prog_gnu_ld
6379   fi
6380   if test -n "${lt_cv_path_LDCXX+set}"; then
6381     lt_cv_path_LD=$lt_cv_path_LDCXX
6382   else
6383     $as_unset lt_cv_path_LD
6384   fi
6385   test -z "${LDCXX+set}" || LD=$LDCXX
6386   CC=${CXX-"c++"}
6387   CFLAGS=$CXXFLAGS
6388   compiler=$CC
6389   _LT_TAGVAR(compiler, $1)=$CC
6390   _LT_CC_BASENAME([$compiler])
6391
6392   if test -n "$compiler"; then
6393     # We don't want -fno-exception when compiling C++ code, so set the
6394     # no_builtin_flag separately
6395     if test yes = "$GXX"; then
6396       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
6397     else
6398       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
6399     fi
6400
6401     if test yes = "$GXX"; then
6402       # Set up default GNU C++ configuration
6403
6404       LT_PATH_LD
6405
6406       # Check if GNU C++ uses GNU ld as the underlying linker, since the
6407       # archiving commands below assume that GNU ld is being used.
6408       if test yes = "$with_gnu_ld"; then
6409         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6410         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6411
6412         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6413         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6414
6415         # If archive_cmds runs LD, not CC, wlarc should be empty
6416         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
6417         #     investigate it a little bit more. (MM)
6418         wlarc='$wl'
6419
6420         # ancient GNU ld didn't support --whole-archive et. al.
6421         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
6422           $GREP 'no-whole-archive' > /dev/null; then
6423           _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
6424         else
6425           _LT_TAGVAR(whole_archive_flag_spec, $1)=
6426         fi
6427       else
6428         with_gnu_ld=no
6429         wlarc=
6430
6431         # A generic and very simple default shared library creation
6432         # command for GNU C++ for the case where it uses the native
6433         # linker, instead of GNU ld.  If possible, this setting should
6434         # overridden to take advantage of the native linker features on
6435         # the platform it is being used on.
6436         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6437       fi
6438
6439       # Commands to make compiler produce verbose output that lists
6440       # what "hidden" libraries, object files and flags are used when
6441       # linking a shared library.
6442       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6443
6444     else
6445       GXX=no
6446       with_gnu_ld=no
6447       wlarc=
6448     fi
6449
6450     # PORTME: fill in a description of your system's C++ link characteristics
6451     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
6452     _LT_TAGVAR(ld_shlibs, $1)=yes
6453     case $host_os in
6454       aix3*)
6455         # FIXME: insert proper C++ library support
6456         _LT_TAGVAR(ld_shlibs, $1)=no
6457         ;;
6458       aix[[4-9]]*)
6459         if test ia64 = "$host_cpu"; then
6460           # On IA64, the linker does run time linking by default, so we don't
6461           # have to do anything special.
6462           aix_use_runtimelinking=no
6463           exp_sym_flag='-Bexport'
6464           no_entry_flag=
6465         else
6466           aix_use_runtimelinking=no
6467
6468           # Test if we are trying to use run time linking or normal
6469           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
6470           # have runtime linking enabled, and use it for executables.
6471           # For shared libraries, we enable/disable runtime linking
6472           # depending on the kind of the shared library created -
6473           # when "with_aix_soname,aix_use_runtimelinking" is:
6474           # "aix,no"   lib.a(lib.so.V) shared, rtl:no,  for executables
6475           # "aix,yes"  lib.so          shared, rtl:yes, for executables
6476           #            lib.a           static archive
6477           # "both,no"  lib.so.V(shr.o) shared, rtl:yes
6478           #            lib.a(lib.so.V) shared, rtl:no,  for executables
6479           # "both,yes" lib.so.V(shr.o) shared, rtl:yes, for executables
6480           #            lib.a(lib.so.V) shared, rtl:no
6481           # "svr4,*"   lib.so.V(shr.o) shared, rtl:yes, for executables
6482           #            lib.a           static archive
6483           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
6484             for ld_flag in $LDFLAGS; do
6485               case $ld_flag in
6486               *-brtl*)
6487                 aix_use_runtimelinking=yes
6488                 break
6489                 ;;
6490               esac
6491             done
6492             if test svr4,no = "$with_aix_soname,$aix_use_runtimelinking"; then
6493               # With aix-soname=svr4, we create the lib.so.V shared archives only,
6494               # so we don't have lib.a shared libs to link our executables.
6495               # We have to force runtime linking in this case.
6496               aix_use_runtimelinking=yes
6497               LDFLAGS="$LDFLAGS -Wl,-brtl"
6498             fi
6499             ;;
6500           esac
6501
6502           exp_sym_flag='-bexport'
6503           no_entry_flag='-bnoentry'
6504         fi
6505
6506         # When large executables or shared objects are built, AIX ld can
6507         # have problems creating the table of contents.  If linking a library
6508         # or program results in "error TOC overflow" add -mminimal-toc to
6509         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
6510         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
6511
6512         _LT_TAGVAR(archive_cmds, $1)=''
6513         _LT_TAGVAR(hardcode_direct, $1)=yes
6514         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6515         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6516         _LT_TAGVAR(link_all_deplibs, $1)=yes
6517         _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
6518         case $with_aix_soname,$aix_use_runtimelinking in
6519         aix,*) ;;       # no import file
6520         svr4,* | *,yes) # use import file
6521           # The Import File defines what to hardcode.
6522           _LT_TAGVAR(hardcode_direct, $1)=no
6523           _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6524           ;;
6525         esac
6526
6527         if test yes = "$GXX"; then
6528           case $host_os in aix4.[[012]]|aix4.[[012]].*)
6529           # We only want to do this on AIX 4.2 and lower, the check
6530           # below for broken collect2 doesn't work under 4.3+
6531           collect2name=`$CC -print-prog-name=collect2`
6532           if test -f "$collect2name" &&
6533              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
6534           then
6535             # We have reworked collect2
6536             :
6537           else
6538             # We have old collect2
6539             _LT_TAGVAR(hardcode_direct, $1)=unsupported
6540             # It fails to find uninstalled libraries when the uninstalled
6541             # path is not listed in the libpath.  Setting hardcode_minus_L
6542             # to unsupported forces relinking
6543             _LT_TAGVAR(hardcode_minus_L, $1)=yes
6544             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6545             _LT_TAGVAR(hardcode_libdir_separator, $1)=
6546           fi
6547           esac
6548           shared_flag='-shared'
6549           if test yes = "$aix_use_runtimelinking"; then
6550             shared_flag=$shared_flag' $wl-G'
6551           fi
6552           # Need to ensure runtime linking is disabled for the traditional
6553           # shared library, or the linker may eventually find shared libraries
6554           # /with/ Import File - we do not want to mix them.
6555           shared_flag_aix='-shared'
6556           shared_flag_svr4='-shared $wl-G'
6557         else
6558           # not using gcc
6559           if test ia64 = "$host_cpu"; then
6560           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
6561           # chokes on -Wl,-G. The following line is correct:
6562           shared_flag='-G'
6563           else
6564             if test yes = "$aix_use_runtimelinking"; then
6565               shared_flag='$wl-G'
6566             else
6567               shared_flag='$wl-bM:SRE'
6568             fi
6569             shared_flag_aix='$wl-bM:SRE'
6570             shared_flag_svr4='$wl-G'
6571           fi
6572         fi
6573
6574         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
6575         # It seems that -bexpall does not export symbols beginning with
6576         # underscore (_), so it is better to generate a list of symbols to
6577         # export.
6578         _LT_TAGVAR(always_export_symbols, $1)=yes
6579         if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
6580           # Warning - without using the other runtime loading flags (-brtl),
6581           # -berok will link without error, but may produce a broken library.
6582           # The "-G" linker flag allows undefined symbols.
6583           _LT_TAGVAR(no_undefined_flag, $1)='-bernotok'
6584           # Determine the default libpath from the value encoded in an empty
6585           # executable.
6586           _LT_SYS_MODULE_PATH_AIX([$1])
6587           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6588
6589           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs $wl'$no_entry_flag' $compiler_flags `if test -n "$allow_undefined_flag"; then func_echo_all "$wl$allow_undefined_flag"; else :; fi` $wl'$exp_sym_flag:\$export_symbols' '$shared_flag
6590         else
6591           if test ia64 = "$host_cpu"; then
6592             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
6593             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
6594             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\$wl$no_entry_flag"' $compiler_flags $wl$allow_undefined_flag '"\$wl$exp_sym_flag:\$export_symbols"
6595           else
6596             # Determine the default libpath from the value encoded in an
6597             # empty executable.
6598             _LT_SYS_MODULE_PATH_AIX([$1])
6599             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6600             # Warning - without using the other run time loading flags,
6601             # -berok will link without error, but may produce a broken library.
6602             _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
6603             _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
6604             if test yes = "$with_gnu_ld"; then
6605               # We only use this code for GNU lds that support --whole-archive.
6606               _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6607             else
6608               # Exported symbols can be pulled into shared objects from archives
6609               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
6610             fi
6611             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6612             _LT_TAGVAR(archive_expsym_cmds, $1)='$RM -r $output_objdir/$realname.d~$MKDIR $output_objdir/$realname.d'
6613             # -brtl affects multiple linker settings, -berok does not and is overridden later
6614             compiler_flags_filtered='`func_echo_all "$compiler_flags " | $SED -e "s%-brtl\\([[, ]]\\)%-berok\\1%g"`'
6615             if test svr4 != "$with_aix_soname"; then
6616               # This is similar to how AIX traditionally builds its shared
6617               # libraries. Need -bnortl late, we may have -brtl in LDFLAGS.
6618               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_aix' -o $output_objdir/$realname.d/$soname $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$realname.d/$soname'
6619             fi
6620             if test aix != "$with_aix_soname"; then
6621               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_svr4' -o $output_objdir/$realname.d/$shared_archive_member_spec.o $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$STRIP -e $output_objdir/$realname.d/$shared_archive_member_spec.o~( func_echo_all "#! $soname($shared_archive_member_spec.o)"; if test shr_64 = "$shared_archive_member_spec"; then func_echo_all "# 64"; else func_echo_all "# 32"; fi; cat $export_symbols ) > $output_objdir/$realname.d/$shared_archive_member_spec.imp~$AR $AR_FLAGS $output_objdir/$soname $output_objdir/$realname.d/$shared_archive_member_spec.o $output_objdir/$realname.d/$shared_archive_member_spec.imp'
6622             else
6623               # used by -dlpreopen to get the symbols
6624               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$MV  $output_objdir/$realname.d/$soname $output_objdir'
6625             fi
6626             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$RM -r $output_objdir/$realname.d'
6627           fi
6628         fi
6629         ;;
6630
6631       beos*)
6632         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
6633           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6634           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
6635           # support --undefined.  This deserves some investigation.  FIXME
6636           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6637         else
6638           _LT_TAGVAR(ld_shlibs, $1)=no
6639         fi
6640         ;;
6641
6642       chorus*)
6643         case $cc_basename in
6644           *)
6645           # FIXME: insert proper C++ library support
6646           _LT_TAGVAR(ld_shlibs, $1)=no
6647           ;;
6648         esac
6649         ;;
6650
6651       cygwin* | mingw* | pw32* | cegcc*)
6652         case $GXX,$cc_basename in
6653         ,cl* | no,cl*)
6654           # Native MSVC
6655           # hardcode_libdir_flag_spec is actually meaningless, as there is
6656           # no search path for DLLs.
6657           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
6658           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6659           _LT_TAGVAR(always_export_symbols, $1)=yes
6660           _LT_TAGVAR(file_list_spec, $1)='@'
6661           # Tell ltmain to make .lib files, not .a files.
6662           libext=lib
6663           # Tell ltmain to make .dll files, not .so files.
6664           shrext_cmds=.dll
6665           # FIXME: Setting linknames here is a bad hack.
6666           _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
6667           _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6668               cp "$export_symbols" "$output_objdir/$soname.def";
6669               echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
6670             else
6671               $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
6672             fi~
6673             $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
6674             linknames='
6675           # The linker will not automatically build a static lib if we build a DLL.
6676           # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
6677           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6678           # Don't use ranlib
6679           _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
6680           _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
6681             lt_tool_outputfile="@TOOL_OUTPUT@"~
6682             case $lt_outputfile in
6683               *.exe|*.EXE) ;;
6684               *)
6685                 lt_outputfile=$lt_outputfile.exe
6686                 lt_tool_outputfile=$lt_tool_outputfile.exe
6687                 ;;
6688             esac~
6689             func_to_tool_file "$lt_outputfile"~
6690             if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
6691               $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
6692               $RM "$lt_outputfile.manifest";
6693             fi'
6694           ;;
6695         *)
6696           # g++
6697           # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
6698           # as there is no search path for DLLs.
6699           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6700           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
6701           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6702           _LT_TAGVAR(always_export_symbols, $1)=no
6703           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6704
6705           if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
6706             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6707             # If the export-symbols file already is a .def file, use it as
6708             # is; otherwise, prepend EXPORTS...
6709             _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6710               cp $export_symbols $output_objdir/$soname.def;
6711             else
6712               echo EXPORTS > $output_objdir/$soname.def;
6713               cat $export_symbols >> $output_objdir/$soname.def;
6714             fi~
6715             $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6716           else
6717             _LT_TAGVAR(ld_shlibs, $1)=no
6718           fi
6719           ;;
6720         esac
6721         ;;
6722       darwin* | rhapsody*)
6723         _LT_DARWIN_LINKER_FEATURES($1)
6724         ;;
6725
6726       os2*)
6727         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6728         _LT_TAGVAR(hardcode_minus_L, $1)=yes
6729         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6730         shrext_cmds=.dll
6731         _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
6732           $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
6733           $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
6734           $ECHO EXPORTS >> $output_objdir/$libname.def~
6735           emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
6736           $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
6737           emximp -o $lib $output_objdir/$libname.def'
6738         _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
6739           $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
6740           $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
6741           $ECHO EXPORTS >> $output_objdir/$libname.def~
6742           prefix_cmds="$SED"~
6743           if test EXPORTS = "`$SED 1q $export_symbols`"; then
6744             prefix_cmds="$prefix_cmds -e 1d";
6745           fi~
6746           prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
6747           cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
6748           $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
6749           emximp -o $lib $output_objdir/$libname.def'
6750         _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
6751         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6752         ;;
6753
6754       dgux*)
6755         case $cc_basename in
6756           ec++*)
6757             # FIXME: insert proper C++ library support
6758             _LT_TAGVAR(ld_shlibs, $1)=no
6759             ;;
6760           ghcx*)
6761             # Green Hills C++ Compiler
6762             # FIXME: insert proper C++ library support
6763             _LT_TAGVAR(ld_shlibs, $1)=no
6764             ;;
6765           *)
6766             # FIXME: insert proper C++ library support
6767             _LT_TAGVAR(ld_shlibs, $1)=no
6768             ;;
6769         esac
6770         ;;
6771
6772       freebsd2.*)
6773         # C++ shared libraries reported to be fairly broken before
6774         # switch to ELF
6775         _LT_TAGVAR(ld_shlibs, $1)=no
6776         ;;
6777
6778       freebsd-elf*)
6779         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6780         ;;
6781
6782       freebsd* | dragonfly*)
6783         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
6784         # conventions
6785         _LT_TAGVAR(ld_shlibs, $1)=yes
6786         ;;
6787
6788       haiku*)
6789         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6790         _LT_TAGVAR(link_all_deplibs, $1)=yes
6791         ;;
6792
6793       hpux9*)
6794         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6795         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6796         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6797         _LT_TAGVAR(hardcode_direct, $1)=yes
6798         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6799                                              # but as the default
6800                                              # location of the library.
6801
6802         case $cc_basename in
6803           CC*)
6804             # FIXME: insert proper C++ library support
6805             _LT_TAGVAR(ld_shlibs, $1)=no
6806             ;;
6807           aCC*)
6808             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
6809             # Commands to make compiler produce verbose output that lists
6810             # what "hidden" libraries, object files and flags are used when
6811             # linking a shared library.
6812             #
6813             # There doesn't appear to be a way to prevent this compiler from
6814             # explicitly linking system object files so we need to strip them
6815             # from the output so that they don't get included in the library
6816             # dependencies.
6817             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6818             ;;
6819           *)
6820             if test yes = "$GXX"; then
6821               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
6822             else
6823               # FIXME: insert proper C++ library support
6824               _LT_TAGVAR(ld_shlibs, $1)=no
6825             fi
6826             ;;
6827         esac
6828         ;;
6829
6830       hpux10*|hpux11*)
6831         if test no = "$with_gnu_ld"; then
6832           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6833           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6834
6835           case $host_cpu in
6836             hppa*64*|ia64*)
6837               ;;
6838             *)
6839               _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6840               ;;
6841           esac
6842         fi
6843         case $host_cpu in
6844           hppa*64*|ia64*)
6845             _LT_TAGVAR(hardcode_direct, $1)=no
6846             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6847             ;;
6848           *)
6849             _LT_TAGVAR(hardcode_direct, $1)=yes
6850             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6851             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6852                                                  # but as the default
6853                                                  # location of the library.
6854             ;;
6855         esac
6856
6857         case $cc_basename in
6858           CC*)
6859             # FIXME: insert proper C++ library support
6860             _LT_TAGVAR(ld_shlibs, $1)=no
6861             ;;
6862           aCC*)
6863             case $host_cpu in
6864               hppa*64*)
6865                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6866                 ;;
6867               ia64*)
6868                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6869                 ;;
6870               *)
6871                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6872                 ;;
6873             esac
6874             # Commands to make compiler produce verbose output that lists
6875             # what "hidden" libraries, object files and flags are used when
6876             # linking a shared library.
6877             #
6878             # There doesn't appear to be a way to prevent this compiler from
6879             # explicitly linking system object files so we need to strip them
6880             # from the output so that they don't get included in the library
6881             # dependencies.
6882             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6883             ;;
6884           *)
6885             if test yes = "$GXX"; then
6886               if test no = "$with_gnu_ld"; then
6887                 case $host_cpu in
6888                   hppa*64*)
6889                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6890                     ;;
6891                   ia64*)
6892                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6893                     ;;
6894                   *)
6895                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6896                     ;;
6897                 esac
6898               fi
6899             else
6900               # FIXME: insert proper C++ library support
6901               _LT_TAGVAR(ld_shlibs, $1)=no
6902             fi
6903             ;;
6904         esac
6905         ;;
6906
6907       interix[[3-9]]*)
6908         _LT_TAGVAR(hardcode_direct, $1)=no
6909         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6910         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6911         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6912         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
6913         # Instead, shared libraries are loaded at an image base (0x10000000 by
6914         # default) and relocated if they conflict, which is a slow very memory
6915         # consuming and fragmenting process.  To avoid this, we pick a random,
6916         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
6917         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
6918         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6919         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6920         ;;
6921       irix5* | irix6*)
6922         case $cc_basename in
6923           CC*)
6924             # SGI C++
6925             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
6926
6927             # Archives containing C++ object files must be created using
6928             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
6929             # necessary to make sure instantiated templates are included
6930             # in the archive.
6931             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
6932             ;;
6933           *)
6934             if test yes = "$GXX"; then
6935               if test no = "$with_gnu_ld"; then
6936                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
6937               else
6938                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` -o $lib'
6939               fi
6940             fi
6941             _LT_TAGVAR(link_all_deplibs, $1)=yes
6942             ;;
6943         esac
6944         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6945         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6946         _LT_TAGVAR(inherit_rpath, $1)=yes
6947         ;;
6948
6949       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
6950         case $cc_basename in
6951           KCC*)
6952             # Kuck and Associates, Inc. (KAI) C++ Compiler
6953
6954             # KCC will only create a shared library if the output file
6955             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6956             # to its proper name (with version) after linking.
6957             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6958             _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib $wl-retain-symbols-file,$export_symbols; mv \$templib $lib'
6959             # Commands to make compiler produce verbose output that lists
6960             # what "hidden" libraries, object files and flags are used when
6961             # linking a shared library.
6962             #
6963             # There doesn't appear to be a way to prevent this compiler from
6964             # explicitly linking system object files so we need to strip them
6965             # from the output so that they don't get included in the library
6966             # dependencies.
6967             output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6968
6969             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6970             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6971
6972             # Archives containing C++ object files must be created using
6973             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6974             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6975             ;;
6976           icpc* | ecpc* )
6977             # Intel C++
6978             with_gnu_ld=yes
6979             # version 8.0 and above of icpc choke on multiply defined symbols
6980             # if we add $predep_objects and $postdep_objects, however 7.1 and
6981             # earlier do not add the objects themselves.
6982             case `$CC -V 2>&1` in
6983               *"Version 7."*)
6984                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6985                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6986                 ;;
6987               *)  # Version 8.0 or newer
6988                 tmp_idyn=
6989                 case $host_cpu in
6990                   ia64*) tmp_idyn=' -i_dynamic';;
6991                 esac
6992                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6993                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6994                 ;;
6995             esac
6996             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6997             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6998             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6999             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
7000             ;;
7001           pgCC* | pgcpp*)
7002             # Portland Group C++ compiler
7003             case `$CC -V` in
7004             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
7005               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
7006                rm -rf $tpldir~
7007                $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
7008                compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
7009               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
7010                 rm -rf $tpldir~
7011                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
7012                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
7013                 $RANLIB $oldlib'
7014               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
7015                 rm -rf $tpldir~
7016                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
7017                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7018               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
7019                 rm -rf $tpldir~
7020                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
7021                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
7022               ;;
7023             *) # Version 6 and above use weak symbols
7024               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7025               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
7026               ;;
7027             esac
7028
7029             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl--rpath $wl$libdir'
7030             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
7031             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
7032             ;;
7033           cxx*)
7034             # Compaq C++
7035             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7036             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname  -o $lib $wl-retain-symbols-file $wl$export_symbols'
7037
7038             runpath_var=LD_RUN_PATH
7039             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
7040             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7041
7042             # Commands to make compiler produce verbose output that lists
7043             # what "hidden" libraries, object files and flags are used when
7044             # linking a shared library.
7045             #
7046             # There doesn't appear to be a way to prevent this compiler from
7047             # explicitly linking system object files so we need to strip them
7048             # from the output so that they don't get included in the library
7049             # dependencies.
7050             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
7051             ;;
7052           xl* | mpixl* | bgxl*)
7053             # IBM XL 8.0 on PPC, with GNU ld
7054             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7055             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
7056             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
7057             if test yes = "$supports_anon_versioning"; then
7058               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
7059                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
7060                 echo "local: *; };" >> $output_objdir/$libname.ver~
7061                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
7062             fi
7063             ;;
7064           *)
7065             case `$CC -V 2>&1 | sed 5q` in
7066             *Sun\ C*)
7067               # Sun C++ 5.9
7068               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
7069               _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
7070               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-retain-symbols-file $wl$export_symbols'
7071               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7072               _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
7073               _LT_TAGVAR(compiler_needs_object, $1)=yes
7074
7075               # Not sure whether something based on
7076               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
7077               # would be better.
7078               output_verbose_link_cmd='func_echo_all'
7079
7080               # Archives containing C++ object files must be created using
7081               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
7082               # necessary to make sure instantiated templates are included
7083               # in the archive.
7084               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
7085               ;;
7086             esac
7087             ;;
7088         esac
7089         ;;
7090
7091       lynxos*)
7092         # FIXME: insert proper C++ library support
7093         _LT_TAGVAR(ld_shlibs, $1)=no
7094         ;;
7095
7096       m88k*)
7097         # FIXME: insert proper C++ library support
7098         _LT_TAGVAR(ld_shlibs, $1)=no
7099         ;;
7100
7101       mvs*)
7102         case $cc_basename in
7103           cxx*)
7104             # FIXME: insert proper C++ library support
7105             _LT_TAGVAR(ld_shlibs, $1)=no
7106             ;;
7107           *)
7108             # FIXME: insert proper C++ library support
7109             _LT_TAGVAR(ld_shlibs, $1)=no
7110             ;;
7111         esac
7112         ;;
7113
7114       netbsd*)
7115         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
7116           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
7117           wlarc=
7118           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7119           _LT_TAGVAR(hardcode_direct, $1)=yes
7120           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7121         fi
7122         # Workaround some broken pre-1.5 toolchains
7123         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
7124         ;;
7125
7126       *nto* | *qnx*)
7127         _LT_TAGVAR(ld_shlibs, $1)=yes
7128         ;;
7129
7130       openbsd* | bitrig*)
7131         if test -f /usr/libexec/ld.so; then
7132           _LT_TAGVAR(hardcode_direct, $1)=yes
7133           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7134           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
7135           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
7136           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
7137           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`"; then
7138             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-retain-symbols-file,$export_symbols -o $lib'
7139             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
7140             _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
7141           fi
7142           output_verbose_link_cmd=func_echo_all
7143         else
7144           _LT_TAGVAR(ld_shlibs, $1)=no
7145         fi
7146         ;;
7147
7148       osf3* | osf4* | osf5*)
7149         case $cc_basename in
7150           KCC*)
7151             # Kuck and Associates, Inc. (KAI) C++ Compiler
7152
7153             # KCC will only create a shared library if the output file
7154             # ends with ".so" (or ".sl" for HP-UX), so rename the library
7155             # to its proper name (with version) after linking.
7156             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
7157
7158             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
7159             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7160
7161             # Archives containing C++ object files must be created using
7162             # the KAI C++ compiler.
7163             case $host in
7164               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
7165               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
7166             esac
7167             ;;
7168           RCC*)
7169             # Rational C++ 2.4.1
7170             # FIXME: insert proper C++ library support
7171             _LT_TAGVAR(ld_shlibs, $1)=no
7172             ;;
7173           cxx*)
7174             case $host in
7175               osf3*)
7176                 _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
7177                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $soname `test -n "$verstring" && func_echo_all "$wl-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
7178                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7179                 ;;
7180               *)
7181                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
7182                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
7183                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
7184                   echo "-hidden">> $lib.exp~
7185                   $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname $wl-input $wl$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~
7186                   $RM $lib.exp'
7187                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
7188                 ;;
7189             esac
7190
7191             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7192
7193             # Commands to make compiler produce verbose output that lists
7194             # what "hidden" libraries, object files and flags are used when
7195             # linking a shared library.
7196             #
7197             # There doesn't appear to be a way to prevent this compiler from
7198             # explicitly linking system object files so we need to strip them
7199             # from the output so that they don't get included in the library
7200             # dependencies.
7201             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
7202             ;;
7203           *)
7204             if test yes,no = "$GXX,$with_gnu_ld"; then
7205               _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
7206               case $host in
7207                 osf3*)
7208                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
7209                   ;;
7210                 *)
7211                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
7212                   ;;
7213               esac
7214
7215               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7216               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7217
7218               # Commands to make compiler produce verbose output that lists
7219               # what "hidden" libraries, object files and flags are used when
7220               # linking a shared library.
7221               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7222
7223             else
7224               # FIXME: insert proper C++ library support
7225               _LT_TAGVAR(ld_shlibs, $1)=no
7226             fi
7227             ;;
7228         esac
7229         ;;
7230
7231       psos*)
7232         # FIXME: insert proper C++ library support
7233         _LT_TAGVAR(ld_shlibs, $1)=no
7234         ;;
7235
7236       sunos4*)
7237         case $cc_basename in
7238           CC*)
7239             # Sun C++ 4.x
7240             # FIXME: insert proper C++ library support
7241             _LT_TAGVAR(ld_shlibs, $1)=no
7242             ;;
7243           lcc*)
7244             # Lucid
7245             # FIXME: insert proper C++ library support
7246             _LT_TAGVAR(ld_shlibs, $1)=no
7247             ;;
7248           *)
7249             # FIXME: insert proper C++ library support
7250             _LT_TAGVAR(ld_shlibs, $1)=no
7251             ;;
7252         esac
7253         ;;
7254
7255       solaris*)
7256         case $cc_basename in
7257           CC* | sunCC*)
7258             # Sun C++ 4.2, 5.x and Centerline C++
7259             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
7260             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
7261             _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
7262             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7263               $CC -G$allow_undefined_flag $wl-M $wl$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7264
7265             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7266             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7267             case $host_os in
7268               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
7269               *)
7270                 # The compiler driver will combine and reorder linker options,
7271                 # but understands '-z linker_flag'.
7272                 # Supported since Solaris 2.6 (maybe 2.5.1?)
7273                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
7274                 ;;
7275             esac
7276             _LT_TAGVAR(link_all_deplibs, $1)=yes
7277
7278             output_verbose_link_cmd='func_echo_all'
7279
7280             # Archives containing C++ object files must be created using
7281             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
7282             # necessary to make sure instantiated templates are included
7283             # in the archive.
7284             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
7285             ;;
7286           gcx*)
7287             # Green Hills C++ Compiler
7288             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7289
7290             # The C++ compiler must be used to create the archive.
7291             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
7292             ;;
7293           *)
7294             # GNU C++ compiler with Solaris linker
7295             if test yes,no = "$GXX,$with_gnu_ld"; then
7296               _LT_TAGVAR(no_undefined_flag, $1)=' $wl-z ${wl}defs'
7297               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
7298                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7299                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7300                   $CC -shared $pic_flag -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7301
7302                 # Commands to make compiler produce verbose output that lists
7303                 # what "hidden" libraries, object files and flags are used when
7304                 # linking a shared library.
7305                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7306               else
7307                 # g++ 2.7 appears to require '-G' NOT '-shared' on this
7308                 # platform.
7309                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7310                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7311                   $CC -G -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7312
7313                 # Commands to make compiler produce verbose output that lists
7314                 # what "hidden" libraries, object files and flags are used when
7315                 # linking a shared library.
7316                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7317               fi
7318
7319               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $wl$libdir'
7320               case $host_os in
7321                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
7322                 *)
7323                   _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
7324                   ;;
7325               esac
7326             fi
7327             ;;
7328         esac
7329         ;;
7330
7331     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
7332       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
7333       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7334       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7335       runpath_var='LD_RUN_PATH'
7336
7337       case $cc_basename in
7338         CC*)
7339           _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7340           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7341           ;;
7342         *)
7343           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7344           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7345           ;;
7346       esac
7347       ;;
7348
7349       sysv5* | sco3.2v5* | sco5v6*)
7350         # Note: We CANNOT use -z defs as we might desire, because we do not
7351         # link with -lc, and that would cause any symbols used from libc to
7352         # always be unresolved, which means just about no library would
7353         # ever link correctly.  If we're not using GNU ld we use -z text
7354         # though, which does catch some bad symbols but isn't as heavy-handed
7355         # as -z defs.
7356         _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
7357         _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
7358         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7359         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7360         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
7361         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
7362         _LT_TAGVAR(link_all_deplibs, $1)=yes
7363         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
7364         runpath_var='LD_RUN_PATH'
7365
7366         case $cc_basename in
7367           CC*)
7368             _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7369             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7370             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
7371               '"$_LT_TAGVAR(old_archive_cmds, $1)"
7372             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
7373               '"$_LT_TAGVAR(reload_cmds, $1)"
7374             ;;
7375           *)
7376             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7377             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7378             ;;
7379         esac
7380       ;;
7381
7382       tandem*)
7383         case $cc_basename in
7384           NCC*)
7385             # NonStop-UX NCC 3.20
7386             # FIXME: insert proper C++ library support
7387             _LT_TAGVAR(ld_shlibs, $1)=no
7388             ;;
7389           *)
7390             # FIXME: insert proper C++ library support
7391             _LT_TAGVAR(ld_shlibs, $1)=no
7392             ;;
7393         esac
7394         ;;
7395
7396       vxworks*)
7397         # FIXME: insert proper C++ library support
7398         _LT_TAGVAR(ld_shlibs, $1)=no
7399         ;;
7400
7401       *)
7402         # FIXME: insert proper C++ library support
7403         _LT_TAGVAR(ld_shlibs, $1)=no
7404         ;;
7405     esac
7406
7407     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
7408     test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
7409
7410     _LT_TAGVAR(GCC, $1)=$GXX
7411     _LT_TAGVAR(LD, $1)=$LD
7412
7413     ## CAVEAT EMPTOR:
7414     ## There is no encapsulation within the following macros, do not change
7415     ## the running order or otherwise move them around unless you know exactly
7416     ## what you are doing...
7417     _LT_SYS_HIDDEN_LIBDEPS($1)
7418     _LT_COMPILER_PIC($1)
7419     _LT_COMPILER_C_O($1)
7420     _LT_COMPILER_FILE_LOCKS($1)
7421     _LT_LINKER_SHLIBS($1)
7422     _LT_SYS_DYNAMIC_LINKER($1)
7423     _LT_LINKER_HARDCODE_LIBPATH($1)
7424
7425     _LT_CONFIG($1)
7426   fi # test -n "$compiler"
7427
7428   CC=$lt_save_CC
7429   CFLAGS=$lt_save_CFLAGS
7430   LDCXX=$LD
7431   LD=$lt_save_LD
7432   GCC=$lt_save_GCC
7433   with_gnu_ld=$lt_save_with_gnu_ld
7434   lt_cv_path_LDCXX=$lt_cv_path_LD
7435   lt_cv_path_LD=$lt_save_path_LD
7436   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
7437   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
7438 fi # test yes != "$_lt_caught_CXX_error"
7439
7440 AC_LANG_POP
7441 ])# _LT_LANG_CXX_CONFIG
7442
7443
7444 # _LT_FUNC_STRIPNAME_CNF
7445 # ----------------------
7446 # func_stripname_cnf prefix suffix name
7447 # strip PREFIX and SUFFIX off of NAME.
7448 # PREFIX and SUFFIX must not contain globbing or regex special
7449 # characters, hashes, percent signs, but SUFFIX may contain a leading
7450 # dot (in which case that matches only a dot).
7451 #
7452 # This function is identical to the (non-XSI) version of func_stripname,
7453 # except this one can be used by m4 code that may be executed by configure,
7454 # rather than the libtool script.
7455 m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
7456 AC_REQUIRE([_LT_DECL_SED])
7457 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
7458 func_stripname_cnf ()
7459 {
7460   case @S|@2 in
7461   .*) func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%\\\\@S|@2\$%%"`;;
7462   *)  func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%@S|@2\$%%"`;;
7463   esac
7464 } # func_stripname_cnf
7465 ])# _LT_FUNC_STRIPNAME_CNF
7466
7467
7468 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
7469 # ---------------------------------
7470 # Figure out "hidden" library dependencies from verbose
7471 # compiler output when linking a shared library.
7472 # Parse the compiler output and extract the necessary
7473 # objects, libraries and library flags.
7474 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
7475 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
7476 AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
7477 # Dependencies to place before and after the object being linked:
7478 _LT_TAGVAR(predep_objects, $1)=
7479 _LT_TAGVAR(postdep_objects, $1)=
7480 _LT_TAGVAR(predeps, $1)=
7481 _LT_TAGVAR(postdeps, $1)=
7482 _LT_TAGVAR(compiler_lib_search_path, $1)=
7483
7484 dnl we can't use the lt_simple_compile_test_code here,
7485 dnl because it contains code intended for an executable,
7486 dnl not a library.  It's possible we should let each
7487 dnl tag define a new lt_????_link_test_code variable,
7488 dnl but it's only used here...
7489 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
7490 int a;
7491 void foo (void) { a = 0; }
7492 _LT_EOF
7493 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
7494 class Foo
7495 {
7496 public:
7497   Foo (void) { a = 0; }
7498 private:
7499   int a;
7500 };
7501 _LT_EOF
7502 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
7503       subroutine foo
7504       implicit none
7505       integer*4 a
7506       a=0
7507       return
7508       end
7509 _LT_EOF
7510 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
7511       subroutine foo
7512       implicit none
7513       integer a
7514       a=0
7515       return
7516       end
7517 _LT_EOF
7518 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
7519 public class foo {
7520   private int a;
7521   public void bar (void) {
7522     a = 0;
7523   }
7524 };
7525 _LT_EOF
7526 ], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
7527 package foo
7528 func foo() {
7529 }
7530 _LT_EOF
7531 ])
7532
7533 _lt_libdeps_save_CFLAGS=$CFLAGS
7534 case "$CC $CFLAGS " in #(
7535 *\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
7536 *\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
7537 *\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
7538 esac
7539
7540 dnl Parse the compiler output and extract the necessary
7541 dnl objects, libraries and library flags.
7542 if AC_TRY_EVAL(ac_compile); then
7543   # Parse the compiler output and extract the necessary
7544   # objects, libraries and library flags.
7545
7546   # Sentinel used to keep track of whether or not we are before
7547   # the conftest object file.
7548   pre_test_object_deps_done=no
7549
7550   for p in `eval "$output_verbose_link_cmd"`; do
7551     case $prev$p in
7552
7553     -L* | -R* | -l*)
7554        # Some compilers place space between "-{L,R}" and the path.
7555        # Remove the space.
7556        if test x-L = "$p" ||
7557           test x-R = "$p"; then
7558          prev=$p
7559          continue
7560        fi
7561
7562        # Expand the sysroot to ease extracting the directories later.
7563        if test -z "$prev"; then
7564          case $p in
7565          -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
7566          -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
7567          -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
7568          esac
7569        fi
7570        case $p in
7571        =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
7572        esac
7573        if test no = "$pre_test_object_deps_done"; then
7574          case $prev in
7575          -L | -R)
7576            # Internal compiler library paths should come after those
7577            # provided the user.  The postdeps already come after the
7578            # user supplied libs so there is no need to process them.
7579            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
7580              _LT_TAGVAR(compiler_lib_search_path, $1)=$prev$p
7581            else
7582              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} $prev$p"
7583            fi
7584            ;;
7585          # The "-l" case would never come before the object being
7586          # linked, so don't bother handling this case.
7587          esac
7588        else
7589          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
7590            _LT_TAGVAR(postdeps, $1)=$prev$p
7591          else
7592            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} $prev$p"
7593          fi
7594        fi
7595        prev=
7596        ;;
7597
7598     *.lto.$objext) ;; # Ignore GCC LTO objects
7599     *.$objext)
7600        # This assumes that the test object file only shows up
7601        # once in the compiler output.
7602        if test "$p" = "conftest.$objext"; then
7603          pre_test_object_deps_done=yes
7604          continue
7605        fi
7606
7607        if test no = "$pre_test_object_deps_done"; then
7608          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
7609            _LT_TAGVAR(predep_objects, $1)=$p
7610          else
7611            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
7612          fi
7613        else
7614          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
7615            _LT_TAGVAR(postdep_objects, $1)=$p
7616          else
7617            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
7618          fi
7619        fi
7620        ;;
7621
7622     *) ;; # Ignore the rest.
7623
7624     esac
7625   done
7626
7627   # Clean up.
7628   rm -f a.out a.exe
7629 else
7630   echo "libtool.m4: error: problem compiling $1 test program"
7631 fi
7632
7633 $RM -f confest.$objext
7634 CFLAGS=$_lt_libdeps_save_CFLAGS
7635
7636 # PORTME: override above test on systems where it is broken
7637 m4_if([$1], [CXX],
7638 [case $host_os in
7639 interix[[3-9]]*)
7640   # Interix 3.5 installs completely hosed .la files for C++, so rather than
7641   # hack all around it, let's just trust "g++" to DTRT.
7642   _LT_TAGVAR(predep_objects,$1)=
7643   _LT_TAGVAR(postdep_objects,$1)=
7644   _LT_TAGVAR(postdeps,$1)=
7645   ;;
7646 esac
7647 ])
7648
7649 case " $_LT_TAGVAR(postdeps, $1) " in
7650 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
7651 esac
7652  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
7653 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
7654  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | $SED -e 's! -L! !g' -e 's!^ !!'`
7655 fi
7656 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
7657     [The directories searched by this compiler when creating a shared library])
7658 _LT_TAGDECL([], [predep_objects], [1],
7659     [Dependencies to place before and after the objects being linked to
7660     create a shared library])
7661 _LT_TAGDECL([], [postdep_objects], [1])
7662 _LT_TAGDECL([], [predeps], [1])
7663 _LT_TAGDECL([], [postdeps], [1])
7664 _LT_TAGDECL([], [compiler_lib_search_path], [1],
7665     [The library search path used internally by the compiler when linking
7666     a shared library])
7667 ])# _LT_SYS_HIDDEN_LIBDEPS
7668
7669
7670 # _LT_LANG_F77_CONFIG([TAG])
7671 # --------------------------
7672 # Ensure that the configuration variables for a Fortran 77 compiler are
7673 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7674 # to write the compiler configuration to 'libtool'.
7675 m4_defun([_LT_LANG_F77_CONFIG],
7676 [AC_LANG_PUSH(Fortran 77)
7677 if test -z "$F77" || test no = "$F77"; then
7678   _lt_disable_F77=yes
7679 fi
7680
7681 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7682 _LT_TAGVAR(allow_undefined_flag, $1)=
7683 _LT_TAGVAR(always_export_symbols, $1)=no
7684 _LT_TAGVAR(archive_expsym_cmds, $1)=
7685 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7686 _LT_TAGVAR(hardcode_direct, $1)=no
7687 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7688 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7689 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7690 _LT_TAGVAR(hardcode_minus_L, $1)=no
7691 _LT_TAGVAR(hardcode_automatic, $1)=no
7692 _LT_TAGVAR(inherit_rpath, $1)=no
7693 _LT_TAGVAR(module_cmds, $1)=
7694 _LT_TAGVAR(module_expsym_cmds, $1)=
7695 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7696 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7697 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7698 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7699 _LT_TAGVAR(no_undefined_flag, $1)=
7700 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7701 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7702
7703 # Source file extension for f77 test sources.
7704 ac_ext=f
7705
7706 # Object file extension for compiled f77 test sources.
7707 objext=o
7708 _LT_TAGVAR(objext, $1)=$objext
7709
7710 # No sense in running all these tests if we already determined that
7711 # the F77 compiler isn't working.  Some variables (like enable_shared)
7712 # are currently assumed to apply to all compilers on this platform,
7713 # and will be corrupted by setting them based on a non-working compiler.
7714 if test yes != "$_lt_disable_F77"; then
7715   # Code to be used in simple compile tests
7716   lt_simple_compile_test_code="\
7717       subroutine t
7718       return
7719       end
7720 "
7721
7722   # Code to be used in simple link tests
7723   lt_simple_link_test_code="\
7724       program t
7725       end
7726 "
7727
7728   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7729   _LT_TAG_COMPILER
7730
7731   # save warnings/boilerplate of simple test code
7732   _LT_COMPILER_BOILERPLATE
7733   _LT_LINKER_BOILERPLATE
7734
7735   # Allow CC to be a program name with arguments.
7736   lt_save_CC=$CC
7737   lt_save_GCC=$GCC
7738   lt_save_CFLAGS=$CFLAGS
7739   CC=${F77-"f77"}
7740   CFLAGS=$FFLAGS
7741   compiler=$CC
7742   _LT_TAGVAR(compiler, $1)=$CC
7743   _LT_CC_BASENAME([$compiler])
7744   GCC=$G77
7745   if test -n "$compiler"; then
7746     AC_MSG_CHECKING([if libtool supports shared libraries])
7747     AC_MSG_RESULT([$can_build_shared])
7748
7749     AC_MSG_CHECKING([whether to build shared libraries])
7750     test no = "$can_build_shared" && enable_shared=no
7751
7752     # On AIX, shared libraries and static libraries use the same namespace, and
7753     # are all built from PIC.
7754     case $host_os in
7755       aix3*)
7756         test yes = "$enable_shared" && enable_static=no
7757         if test -n "$RANLIB"; then
7758           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7759           postinstall_cmds='$RANLIB $lib'
7760         fi
7761         ;;
7762       aix[[4-9]]*)
7763         if test ia64 != "$host_cpu"; then
7764           case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
7765           yes,aix,yes) ;;               # shared object as lib.so file only
7766           yes,svr4,*) ;;                # shared object as lib.so archive member only
7767           yes,*) enable_static=no ;;    # shared object in lib.a archive as well
7768           esac
7769         fi
7770         ;;
7771     esac
7772     AC_MSG_RESULT([$enable_shared])
7773
7774     AC_MSG_CHECKING([whether to build static libraries])
7775     # Make sure either enable_shared or enable_static is yes.
7776     test yes = "$enable_shared" || enable_static=yes
7777     AC_MSG_RESULT([$enable_static])
7778
7779     _LT_TAGVAR(GCC, $1)=$G77
7780     _LT_TAGVAR(LD, $1)=$LD
7781
7782     ## CAVEAT EMPTOR:
7783     ## There is no encapsulation within the following macros, do not change
7784     ## the running order or otherwise move them around unless you know exactly
7785     ## what you are doing...
7786     _LT_COMPILER_PIC($1)
7787     _LT_COMPILER_C_O($1)
7788     _LT_COMPILER_FILE_LOCKS($1)
7789     _LT_LINKER_SHLIBS($1)
7790     _LT_SYS_DYNAMIC_LINKER($1)
7791     _LT_LINKER_HARDCODE_LIBPATH($1)
7792
7793     _LT_CONFIG($1)
7794   fi # test -n "$compiler"
7795
7796   GCC=$lt_save_GCC
7797   CC=$lt_save_CC
7798   CFLAGS=$lt_save_CFLAGS
7799 fi # test yes != "$_lt_disable_F77"
7800
7801 AC_LANG_POP
7802 ])# _LT_LANG_F77_CONFIG
7803
7804
7805 # _LT_LANG_FC_CONFIG([TAG])
7806 # -------------------------
7807 # Ensure that the configuration variables for a Fortran compiler are
7808 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7809 # to write the compiler configuration to 'libtool'.
7810 m4_defun([_LT_LANG_FC_CONFIG],
7811 [AC_LANG_PUSH(Fortran)
7812
7813 if test -z "$FC" || test no = "$FC"; then
7814   _lt_disable_FC=yes
7815 fi
7816
7817 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7818 _LT_TAGVAR(allow_undefined_flag, $1)=
7819 _LT_TAGVAR(always_export_symbols, $1)=no
7820 _LT_TAGVAR(archive_expsym_cmds, $1)=
7821 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7822 _LT_TAGVAR(hardcode_direct, $1)=no
7823 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7824 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7825 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7826 _LT_TAGVAR(hardcode_minus_L, $1)=no
7827 _LT_TAGVAR(hardcode_automatic, $1)=no
7828 _LT_TAGVAR(inherit_rpath, $1)=no
7829 _LT_TAGVAR(module_cmds, $1)=
7830 _LT_TAGVAR(module_expsym_cmds, $1)=
7831 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7832 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7833 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7834 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7835 _LT_TAGVAR(no_undefined_flag, $1)=
7836 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7837 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7838
7839 # Source file extension for fc test sources.
7840 ac_ext=${ac_fc_srcext-f}
7841
7842 # Object file extension for compiled fc test sources.
7843 objext=o
7844 _LT_TAGVAR(objext, $1)=$objext
7845
7846 # No sense in running all these tests if we already determined that
7847 # the FC compiler isn't working.  Some variables (like enable_shared)
7848 # are currently assumed to apply to all compilers on this platform,
7849 # and will be corrupted by setting them based on a non-working compiler.
7850 if test yes != "$_lt_disable_FC"; then
7851   # Code to be used in simple compile tests
7852   lt_simple_compile_test_code="\
7853       subroutine t
7854       return
7855       end
7856 "
7857
7858   # Code to be used in simple link tests
7859   lt_simple_link_test_code="\
7860       program t
7861       end
7862 "
7863
7864   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7865   _LT_TAG_COMPILER
7866
7867   # save warnings/boilerplate of simple test code
7868   _LT_COMPILER_BOILERPLATE
7869   _LT_LINKER_BOILERPLATE
7870
7871   # Allow CC to be a program name with arguments.
7872   lt_save_CC=$CC
7873   lt_save_GCC=$GCC
7874   lt_save_CFLAGS=$CFLAGS
7875   CC=${FC-"f95"}
7876   CFLAGS=$FCFLAGS
7877   compiler=$CC
7878   GCC=$ac_cv_fc_compiler_gnu
7879
7880   _LT_TAGVAR(compiler, $1)=$CC
7881   _LT_CC_BASENAME([$compiler])
7882
7883   if test -n "$compiler"; then
7884     AC_MSG_CHECKING([if libtool supports shared libraries])
7885     AC_MSG_RESULT([$can_build_shared])
7886
7887     AC_MSG_CHECKING([whether to build shared libraries])
7888     test no = "$can_build_shared" && enable_shared=no
7889
7890     # On AIX, shared libraries and static libraries use the same namespace, and
7891     # are all built from PIC.
7892     case $host_os in
7893       aix3*)
7894         test yes = "$enable_shared" && enable_static=no
7895         if test -n "$RANLIB"; then
7896           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7897           postinstall_cmds='$RANLIB $lib'
7898         fi
7899         ;;
7900       aix[[4-9]]*)
7901         if test ia64 != "$host_cpu"; then
7902           case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
7903           yes,aix,yes) ;;               # shared object as lib.so file only
7904           yes,svr4,*) ;;                # shared object as lib.so archive member only
7905           yes,*) enable_static=no ;;    # shared object in lib.a archive as well
7906           esac
7907         fi
7908         ;;
7909     esac
7910     AC_MSG_RESULT([$enable_shared])
7911
7912     AC_MSG_CHECKING([whether to build static libraries])
7913     # Make sure either enable_shared or enable_static is yes.
7914     test yes = "$enable_shared" || enable_static=yes
7915     AC_MSG_RESULT([$enable_static])
7916
7917     _LT_TAGVAR(GCC, $1)=$ac_cv_fc_compiler_gnu
7918     _LT_TAGVAR(LD, $1)=$LD
7919
7920     ## CAVEAT EMPTOR:
7921     ## There is no encapsulation within the following macros, do not change
7922     ## the running order or otherwise move them around unless you know exactly
7923     ## what you are doing...
7924     _LT_SYS_HIDDEN_LIBDEPS($1)
7925     _LT_COMPILER_PIC($1)
7926     _LT_COMPILER_C_O($1)
7927     _LT_COMPILER_FILE_LOCKS($1)
7928     _LT_LINKER_SHLIBS($1)
7929     _LT_SYS_DYNAMIC_LINKER($1)
7930     _LT_LINKER_HARDCODE_LIBPATH($1)
7931
7932     _LT_CONFIG($1)
7933   fi # test -n "$compiler"
7934
7935   GCC=$lt_save_GCC
7936   CC=$lt_save_CC
7937   CFLAGS=$lt_save_CFLAGS
7938 fi # test yes != "$_lt_disable_FC"
7939
7940 AC_LANG_POP
7941 ])# _LT_LANG_FC_CONFIG
7942
7943
7944 # _LT_LANG_GCJ_CONFIG([TAG])
7945 # --------------------------
7946 # Ensure that the configuration variables for the GNU Java Compiler compiler
7947 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7948 # to write the compiler configuration to 'libtool'.
7949 m4_defun([_LT_LANG_GCJ_CONFIG],
7950 [AC_REQUIRE([LT_PROG_GCJ])dnl
7951 AC_LANG_SAVE
7952
7953 # Source file extension for Java test sources.
7954 ac_ext=java
7955
7956 # Object file extension for compiled Java test sources.
7957 objext=o
7958 _LT_TAGVAR(objext, $1)=$objext
7959
7960 # Code to be used in simple compile tests
7961 lt_simple_compile_test_code="class foo {}"
7962
7963 # Code to be used in simple link tests
7964 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7965
7966 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7967 _LT_TAG_COMPILER
7968
7969 # save warnings/boilerplate of simple test code
7970 _LT_COMPILER_BOILERPLATE
7971 _LT_LINKER_BOILERPLATE
7972
7973 # Allow CC to be a program name with arguments.
7974 lt_save_CC=$CC
7975 lt_save_CFLAGS=$CFLAGS
7976 lt_save_GCC=$GCC
7977 GCC=yes
7978 CC=${GCJ-"gcj"}
7979 CFLAGS=$GCJFLAGS
7980 compiler=$CC
7981 _LT_TAGVAR(compiler, $1)=$CC
7982 _LT_TAGVAR(LD, $1)=$LD
7983 _LT_CC_BASENAME([$compiler])
7984
7985 # GCJ did not exist at the time GCC didn't implicitly link libc in.
7986 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7987
7988 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7989 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7990 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7991
7992 ## CAVEAT EMPTOR:
7993 ## There is no encapsulation within the following macros, do not change
7994 ## the running order or otherwise move them around unless you know exactly
7995 ## what you are doing...
7996 if test -n "$compiler"; then
7997   _LT_COMPILER_NO_RTTI($1)
7998   _LT_COMPILER_PIC($1)
7999   _LT_COMPILER_C_O($1)
8000   _LT_COMPILER_FILE_LOCKS($1)
8001   _LT_LINKER_SHLIBS($1)
8002   _LT_LINKER_HARDCODE_LIBPATH($1)
8003
8004   _LT_CONFIG($1)
8005 fi
8006
8007 AC_LANG_RESTORE
8008
8009 GCC=$lt_save_GCC
8010 CC=$lt_save_CC
8011 CFLAGS=$lt_save_CFLAGS
8012 ])# _LT_LANG_GCJ_CONFIG
8013
8014
8015 # _LT_LANG_GO_CONFIG([TAG])
8016 # --------------------------
8017 # Ensure that the configuration variables for the GNU Go compiler
8018 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
8019 # to write the compiler configuration to 'libtool'.
8020 m4_defun([_LT_LANG_GO_CONFIG],
8021 [AC_REQUIRE([LT_PROG_GO])dnl
8022 AC_LANG_SAVE
8023
8024 # Source file extension for Go test sources.
8025 ac_ext=go
8026
8027 # Object file extension for compiled Go test sources.
8028 objext=o
8029 _LT_TAGVAR(objext, $1)=$objext
8030
8031 # Code to be used in simple compile tests
8032 lt_simple_compile_test_code="package main; func main() { }"
8033
8034 # Code to be used in simple link tests
8035 lt_simple_link_test_code='package main; func main() { }'
8036
8037 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
8038 _LT_TAG_COMPILER
8039
8040 # save warnings/boilerplate of simple test code
8041 _LT_COMPILER_BOILERPLATE
8042 _LT_LINKER_BOILERPLATE
8043
8044 # Allow CC to be a program name with arguments.
8045 lt_save_CC=$CC
8046 lt_save_CFLAGS=$CFLAGS
8047 lt_save_GCC=$GCC
8048 GCC=yes
8049 CC=${GOC-"gccgo"}
8050 CFLAGS=$GOFLAGS
8051 compiler=$CC
8052 _LT_TAGVAR(compiler, $1)=$CC
8053 _LT_TAGVAR(LD, $1)=$LD
8054 _LT_CC_BASENAME([$compiler])
8055
8056 # Go did not exist at the time GCC didn't implicitly link libc in.
8057 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
8058
8059 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
8060 _LT_TAGVAR(reload_flag, $1)=$reload_flag
8061 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
8062
8063 ## CAVEAT EMPTOR:
8064 ## There is no encapsulation within the following macros, do not change
8065 ## the running order or otherwise move them around unless you know exactly
8066 ## what you are doing...
8067 if test -n "$compiler"; then
8068   _LT_COMPILER_NO_RTTI($1)
8069   _LT_COMPILER_PIC($1)
8070   _LT_COMPILER_C_O($1)
8071   _LT_COMPILER_FILE_LOCKS($1)
8072   _LT_LINKER_SHLIBS($1)
8073   _LT_LINKER_HARDCODE_LIBPATH($1)
8074
8075   _LT_CONFIG($1)
8076 fi
8077
8078 AC_LANG_RESTORE
8079
8080 GCC=$lt_save_GCC
8081 CC=$lt_save_CC
8082 CFLAGS=$lt_save_CFLAGS
8083 ])# _LT_LANG_GO_CONFIG
8084
8085
8086 # _LT_LANG_RC_CONFIG([TAG])
8087 # -------------------------
8088 # Ensure that the configuration variables for the Windows resource compiler
8089 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
8090 # to write the compiler configuration to 'libtool'.
8091 m4_defun([_LT_LANG_RC_CONFIG],
8092 [AC_REQUIRE([LT_PROG_RC])dnl
8093 AC_LANG_SAVE
8094
8095 # Source file extension for RC test sources.
8096 ac_ext=rc
8097
8098 # Object file extension for compiled RC test sources.
8099 objext=o
8100 _LT_TAGVAR(objext, $1)=$objext
8101
8102 # Code to be used in simple compile tests
8103 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
8104
8105 # Code to be used in simple link tests
8106 lt_simple_link_test_code=$lt_simple_compile_test_code
8107
8108 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
8109 _LT_TAG_COMPILER
8110
8111 # save warnings/boilerplate of simple test code
8112 _LT_COMPILER_BOILERPLATE
8113 _LT_LINKER_BOILERPLATE
8114
8115 # Allow CC to be a program name with arguments.
8116 lt_save_CC=$CC
8117 lt_save_CFLAGS=$CFLAGS
8118 lt_save_GCC=$GCC
8119 GCC=
8120 CC=${RC-"windres"}
8121 CFLAGS=
8122 compiler=$CC
8123 _LT_TAGVAR(compiler, $1)=$CC
8124 _LT_CC_BASENAME([$compiler])
8125 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
8126
8127 if test -n "$compiler"; then
8128   :
8129   _LT_CONFIG($1)
8130 fi
8131
8132 GCC=$lt_save_GCC
8133 AC_LANG_RESTORE
8134 CC=$lt_save_CC
8135 CFLAGS=$lt_save_CFLAGS
8136 ])# _LT_LANG_RC_CONFIG
8137
8138
8139 # LT_PROG_GCJ
8140 # -----------
8141 AC_DEFUN([LT_PROG_GCJ],
8142 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
8143   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
8144     [AC_CHECK_TOOL(GCJ, gcj,)
8145       test set = "${GCJFLAGS+set}" || GCJFLAGS="-g -O2"
8146       AC_SUBST(GCJFLAGS)])])[]dnl
8147 ])
8148
8149 # Old name:
8150 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
8151 dnl aclocal-1.4 backwards compatibility:
8152 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
8153
8154
8155 # LT_PROG_GO
8156 # ----------
8157 AC_DEFUN([LT_PROG_GO],
8158 [AC_CHECK_TOOL(GOC, gccgo,)
8159 ])
8160
8161
8162 # LT_PROG_RC
8163 # ----------
8164 AC_DEFUN([LT_PROG_RC],
8165 [AC_CHECK_TOOL(RC, windres,)
8166 ])
8167
8168 # Old name:
8169 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
8170 dnl aclocal-1.4 backwards compatibility:
8171 dnl AC_DEFUN([LT_AC_PROG_RC], [])
8172
8173
8174 # _LT_DECL_EGREP
8175 # --------------
8176 # If we don't have a new enough Autoconf to choose the best grep
8177 # available, choose the one first in the user's PATH.
8178 m4_defun([_LT_DECL_EGREP],
8179 [AC_REQUIRE([AC_PROG_EGREP])dnl
8180 AC_REQUIRE([AC_PROG_FGREP])dnl
8181 test -z "$GREP" && GREP=grep
8182 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
8183 _LT_DECL([], [EGREP], [1], [An ERE matcher])
8184 _LT_DECL([], [FGREP], [1], [A literal string matcher])
8185 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
8186 AC_SUBST([GREP])
8187 ])
8188
8189
8190 # _LT_DECL_OBJDUMP
8191 # --------------
8192 # If we don't have a new enough Autoconf to choose the best objdump
8193 # available, choose the one first in the user's PATH.
8194 m4_defun([_LT_DECL_OBJDUMP],
8195 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
8196 test -z "$OBJDUMP" && OBJDUMP=objdump
8197 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
8198 AC_SUBST([OBJDUMP])
8199 ])
8200
8201 # _LT_DECL_DLLTOOL
8202 # ----------------
8203 # Ensure DLLTOOL variable is set.
8204 m4_defun([_LT_DECL_DLLTOOL],
8205 [AC_CHECK_TOOL(DLLTOOL, dlltool, false)
8206 test -z "$DLLTOOL" && DLLTOOL=dlltool
8207 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])
8208 AC_SUBST([DLLTOOL])
8209 ])
8210
8211 # _LT_DECL_SED
8212 # ------------
8213 # Check for a fully-functional sed program, that truncates
8214 # as few characters as possible.  Prefer GNU sed if found.
8215 m4_defun([_LT_DECL_SED],
8216 [AC_PROG_SED
8217 test -z "$SED" && SED=sed
8218 Xsed="$SED -e 1s/^X//"
8219 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
8220 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
8221     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
8222 ])# _LT_DECL_SED
8223
8224 m4_ifndef([AC_PROG_SED], [
8225 ############################################################
8226 # NOTE: This macro has been submitted for inclusion into   #
8227 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
8228 #  a released version of Autoconf we should remove this    #
8229 #  macro and use it instead.                               #
8230 ############################################################
8231
8232 m4_defun([AC_PROG_SED],
8233 [AC_MSG_CHECKING([for a sed that does not truncate output])
8234 AC_CACHE_VAL(lt_cv_path_SED,
8235 [# Loop through the user's path and test for sed and gsed.
8236 # Then use that list of sed's as ones to test for truncation.
8237 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
8238 for as_dir in $PATH
8239 do
8240   IFS=$as_save_IFS
8241   test -z "$as_dir" && as_dir=.
8242   for lt_ac_prog in sed gsed; do
8243     for ac_exec_ext in '' $ac_executable_extensions; do
8244       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
8245         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
8246       fi
8247     done
8248   done
8249 done
8250 IFS=$as_save_IFS
8251 lt_ac_max=0
8252 lt_ac_count=0
8253 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
8254 # along with /bin/sed that truncates output.
8255 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
8256   test ! -f "$lt_ac_sed" && continue
8257   cat /dev/null > conftest.in
8258   lt_ac_count=0
8259   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
8260   # Check for GNU sed and select it if it is found.
8261   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
8262     lt_cv_path_SED=$lt_ac_sed
8263     break
8264   fi
8265   while true; do
8266     cat conftest.in conftest.in >conftest.tmp
8267     mv conftest.tmp conftest.in
8268     cp conftest.in conftest.nl
8269     echo >>conftest.nl
8270     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
8271     cmp -s conftest.out conftest.nl || break
8272     # 10000 chars as input seems more than enough
8273     test 10 -lt "$lt_ac_count" && break
8274     lt_ac_count=`expr $lt_ac_count + 1`
8275     if test "$lt_ac_count" -gt "$lt_ac_max"; then
8276       lt_ac_max=$lt_ac_count
8277       lt_cv_path_SED=$lt_ac_sed
8278     fi
8279   done
8280 done
8281 ])
8282 SED=$lt_cv_path_SED
8283 AC_SUBST([SED])
8284 AC_MSG_RESULT([$SED])
8285 ])#AC_PROG_SED
8286 ])#m4_ifndef
8287
8288 # Old name:
8289 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
8290 dnl aclocal-1.4 backwards compatibility:
8291 dnl AC_DEFUN([LT_AC_PROG_SED], [])
8292
8293
8294 # _LT_CHECK_SHELL_FEATURES
8295 # ------------------------
8296 # Find out whether the shell is Bourne or XSI compatible,
8297 # or has some other useful features.
8298 m4_defun([_LT_CHECK_SHELL_FEATURES],
8299 [if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
8300   lt_unset=unset
8301 else
8302   lt_unset=false
8303 fi
8304 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
8305
8306 # test EBCDIC or ASCII
8307 case `echo X|tr X '\101'` in
8308  A) # ASCII based system
8309     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
8310   lt_SP2NL='tr \040 \012'
8311   lt_NL2SP='tr \015\012 \040\040'
8312   ;;
8313  *) # EBCDIC based system
8314   lt_SP2NL='tr \100 \n'
8315   lt_NL2SP='tr \r\n \100\100'
8316   ;;
8317 esac
8318 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
8319 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
8320 ])# _LT_CHECK_SHELL_FEATURES
8321
8322
8323 # _LT_PATH_CONVERSION_FUNCTIONS
8324 # -----------------------------
8325 # Determine what file name conversion functions should be used by
8326 # func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
8327 # for certain cross-compile configurations and native mingw.
8328 m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
8329 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
8330 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
8331 AC_MSG_CHECKING([how to convert $build file names to $host format])
8332 AC_CACHE_VAL(lt_cv_to_host_file_cmd,
8333 [case $host in
8334   *-*-mingw* )
8335     case $build in
8336       *-*-mingw* ) # actually msys
8337         lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
8338         ;;
8339       *-*-cygwin* )
8340         lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
8341         ;;
8342       * ) # otherwise, assume *nix
8343         lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
8344         ;;
8345     esac
8346     ;;
8347   *-*-cygwin* )
8348     case $build in
8349       *-*-mingw* ) # actually msys
8350         lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
8351         ;;
8352       *-*-cygwin* )
8353         lt_cv_to_host_file_cmd=func_convert_file_noop
8354         ;;
8355       * ) # otherwise, assume *nix
8356         lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
8357         ;;
8358     esac
8359     ;;
8360   * ) # unhandled hosts (and "normal" native builds)
8361     lt_cv_to_host_file_cmd=func_convert_file_noop
8362     ;;
8363 esac
8364 ])
8365 to_host_file_cmd=$lt_cv_to_host_file_cmd
8366 AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
8367 _LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
8368          [0], [convert $build file names to $host format])dnl
8369
8370 AC_MSG_CHECKING([how to convert $build file names to toolchain format])
8371 AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
8372 [#assume ordinary cross tools, or native build.
8373 lt_cv_to_tool_file_cmd=func_convert_file_noop
8374 case $host in
8375   *-*-mingw* )
8376     case $build in
8377       *-*-mingw* ) # actually msys
8378         lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
8379         ;;
8380     esac
8381     ;;
8382 esac
8383 ])
8384 to_tool_file_cmd=$lt_cv_to_tool_file_cmd
8385 AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
8386 _LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
8387          [0], [convert $build files to toolchain format])dnl
8388 ])# _LT_PATH_CONVERSION_FUNCTIONS