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   # Add ABI-specific directories to the system library path.
2871   sys_lib_dlsearch_path_spec="/lib64 /usr/lib64 /lib /usr/lib"
2872
2873   # Ideally, we could use ldconfig to report *all* directores which are
2874   # searched for libraries, however this is still not possible.  Aside from not
2875   # being certain /sbin/ldconfig is available, command
2876   # 'ldconfig -N -X -v | grep ^/' on 64bit Fedora does not report /usr/lib64,
2877   # even though it is searched at run-time.  Try to do the best guess by
2878   # appending ld.so.conf contents (and includes) to the search path.
2879   if test -f /etc/ld.so.conf; then
2880     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;/^$/d' | tr '\n' ' '`
2881     sys_lib_dlsearch_path_spec="$sys_lib_dlsearch_path_spec $lt_ld_extra"
2882   fi
2883
2884   # We used to test for /lib/ld.so.1 and disable shared libraries on
2885   # powerpc, because MkLinux only supported shared libraries with the
2886   # GNU dynamic linker.  Since this was broken with cross compilers,
2887   # most powerpc-linux boxes support dynamic linking these days and
2888   # people can always --disable-shared, the test was removed, and we
2889   # assume the GNU/Linux dynamic linker is in use.
2890   dynamic_linker='GNU/Linux ld.so'
2891   ;;
2892
2893 netbsd*)
2894   version_type=sunos
2895   need_lib_prefix=no
2896   need_version=no
2897   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2898     library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2899     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2900     dynamic_linker='NetBSD (a.out) ld.so'
2901   else
2902     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2903     soname_spec='$libname$release$shared_ext$major'
2904     dynamic_linker='NetBSD ld.elf_so'
2905   fi
2906   shlibpath_var=LD_LIBRARY_PATH
2907   shlibpath_overrides_runpath=yes
2908   hardcode_into_libs=yes
2909   ;;
2910
2911 newsos6)
2912   version_type=linux # correct to gnu/linux during the next big refactor
2913   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2914   shlibpath_var=LD_LIBRARY_PATH
2915   shlibpath_overrides_runpath=yes
2916   ;;
2917
2918 *nto* | *qnx*)
2919   version_type=qnx
2920   need_lib_prefix=no
2921   need_version=no
2922   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2923   soname_spec='$libname$release$shared_ext$major'
2924   shlibpath_var=LD_LIBRARY_PATH
2925   shlibpath_overrides_runpath=no
2926   hardcode_into_libs=yes
2927   dynamic_linker='ldqnx.so'
2928   ;;
2929
2930 openbsd* | bitrig*)
2931   version_type=sunos
2932   sys_lib_dlsearch_path_spec=/usr/lib
2933   need_lib_prefix=no
2934   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
2935     need_version=no
2936   else
2937     need_version=yes
2938   fi
2939   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2940   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2941   shlibpath_var=LD_LIBRARY_PATH
2942   shlibpath_overrides_runpath=yes
2943   ;;
2944
2945 os2*)
2946   libname_spec='$name'
2947   version_type=windows
2948   shrext_cmds=.dll
2949   need_version=no
2950   need_lib_prefix=no
2951   # OS/2 can only load a DLL with a base name of 8 characters or less.
2952   soname_spec='`test -n "$os2dllname" && libname="$os2dllname";
2953     v=$($ECHO $release$versuffix | tr -d .-);
2954     n=$($ECHO $libname | cut -b -$((8 - ${#v})) | tr . _);
2955     $ECHO $n$v`$shared_ext'
2956   library_names_spec='${libname}_dll.$libext'
2957   dynamic_linker='OS/2 ld.exe'
2958   shlibpath_var=BEGINLIBPATH
2959   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2960   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2961   postinstall_cmds='base_file=`basename \$file`~
2962     dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; $ECHO \$dlname'\''`~
2963     dldir=$destdir/`dirname \$dlpath`~
2964     test -d \$dldir || mkdir -p \$dldir~
2965     $install_prog $dir/$dlname \$dldir/$dlname~
2966     chmod a+x \$dldir/$dlname~
2967     if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2968       eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2969     fi'
2970   postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; $ECHO \$dlname'\''`~
2971     dlpath=$dir/\$dldll~
2972     $RM \$dlpath'
2973   ;;
2974
2975 osf3* | osf4* | osf5*)
2976   version_type=osf
2977   need_lib_prefix=no
2978   need_version=no
2979   soname_spec='$libname$release$shared_ext$major'
2980   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2981   shlibpath_var=LD_LIBRARY_PATH
2982   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2983   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2984   ;;
2985
2986 rdos*)
2987   dynamic_linker=no
2988   ;;
2989
2990 solaris*)
2991   version_type=linux # correct to gnu/linux during the next big refactor
2992   need_lib_prefix=no
2993   need_version=no
2994   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2995   soname_spec='$libname$release$shared_ext$major'
2996   shlibpath_var=LD_LIBRARY_PATH
2997   shlibpath_overrides_runpath=yes
2998   hardcode_into_libs=yes
2999   # ldd complains unless libraries are executable
3000   postinstall_cmds='chmod +x $lib'
3001   ;;
3002
3003 sunos4*)
3004   version_type=sunos
3005   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
3006   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
3007   shlibpath_var=LD_LIBRARY_PATH
3008   shlibpath_overrides_runpath=yes
3009   if test yes = "$with_gnu_ld"; then
3010     need_lib_prefix=no
3011   fi
3012   need_version=yes
3013   ;;
3014
3015 sysv4 | sysv4.3*)
3016   version_type=linux # correct to gnu/linux during the next big refactor
3017   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3018   soname_spec='$libname$release$shared_ext$major'
3019   shlibpath_var=LD_LIBRARY_PATH
3020   case $host_vendor in
3021     sni)
3022       shlibpath_overrides_runpath=no
3023       need_lib_prefix=no
3024       runpath_var=LD_RUN_PATH
3025       ;;
3026     siemens)
3027       need_lib_prefix=no
3028       ;;
3029     motorola)
3030       need_lib_prefix=no
3031       need_version=no
3032       shlibpath_overrides_runpath=no
3033       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
3034       ;;
3035   esac
3036   ;;
3037
3038 sysv4*MP*)
3039   if test -d /usr/nec; then
3040     version_type=linux # correct to gnu/linux during the next big refactor
3041     library_names_spec='$libname$shared_ext.$versuffix $libname$shared_ext.$major $libname$shared_ext'
3042     soname_spec='$libname$shared_ext.$major'
3043     shlibpath_var=LD_LIBRARY_PATH
3044   fi
3045   ;;
3046
3047 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3048   version_type=sco
3049   need_lib_prefix=no
3050   need_version=no
3051   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext $libname$shared_ext'
3052   soname_spec='$libname$release$shared_ext$major'
3053   shlibpath_var=LD_LIBRARY_PATH
3054   shlibpath_overrides_runpath=yes
3055   hardcode_into_libs=yes
3056   if test yes = "$with_gnu_ld"; then
3057     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
3058   else
3059     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
3060     case $host_os in
3061       sco3.2v5*)
3062         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
3063         ;;
3064     esac
3065   fi
3066   sys_lib_dlsearch_path_spec='/usr/lib'
3067   ;;
3068
3069 tpf*)
3070   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
3071   version_type=linux # correct to gnu/linux during the next big refactor
3072   need_lib_prefix=no
3073   need_version=no
3074   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3075   shlibpath_var=LD_LIBRARY_PATH
3076   shlibpath_overrides_runpath=no
3077   hardcode_into_libs=yes
3078   ;;
3079
3080 uts4*)
3081   version_type=linux # correct to gnu/linux during the next big refactor
3082   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3083   soname_spec='$libname$release$shared_ext$major'
3084   shlibpath_var=LD_LIBRARY_PATH
3085   ;;
3086
3087 *)
3088   dynamic_linker=no
3089   ;;
3090 esac
3091 AC_MSG_RESULT([$dynamic_linker])
3092 test no = "$dynamic_linker" && can_build_shared=no
3093
3094 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
3095 if test yes = "$GCC"; then
3096   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
3097 fi
3098
3099 if test set = "${lt_cv_sys_lib_search_path_spec+set}"; then
3100   sys_lib_search_path_spec=$lt_cv_sys_lib_search_path_spec
3101 fi
3102
3103 if test set = "${lt_cv_sys_lib_dlsearch_path_spec+set}"; then
3104   sys_lib_dlsearch_path_spec=$lt_cv_sys_lib_dlsearch_path_spec
3105 fi
3106
3107 # remember unaugmented sys_lib_dlsearch_path content for libtool script decls...
3108 configure_time_dlsearch_path=$sys_lib_dlsearch_path_spec
3109
3110 # ... but it needs LT_SYS_LIBRARY_PATH munging for other configure-time code
3111 func_munge_path_list sys_lib_dlsearch_path_spec "$LT_SYS_LIBRARY_PATH"
3112
3113 # to be used as default LT_SYS_LIBRARY_PATH value in generated libtool
3114 configure_time_lt_sys_library_path=$LT_SYS_LIBRARY_PATH
3115
3116 _LT_DECL([], [variables_saved_for_relink], [1],
3117     [Variables whose values should be saved in libtool wrapper scripts and
3118     restored at link time])
3119 _LT_DECL([], [need_lib_prefix], [0],
3120     [Do we need the "lib" prefix for modules?])
3121 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
3122 _LT_DECL([], [version_type], [0], [Library versioning type])
3123 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
3124 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
3125 _LT_DECL([], [shlibpath_overrides_runpath], [0],
3126     [Is shlibpath searched before the hard-coded library search path?])
3127 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
3128 _LT_DECL([], [library_names_spec], [1],
3129     [[List of archive names.  First name is the real one, the rest are links.
3130     The last name is the one that the linker finds with -lNAME]])
3131 _LT_DECL([], [soname_spec], [1],
3132     [[The coded name of the library, if different from the real name]])
3133 _LT_DECL([], [install_override_mode], [1],
3134     [Permission mode override for installation of shared libraries])
3135 _LT_DECL([], [postinstall_cmds], [2],
3136     [Command to use after installation of a shared archive])
3137 _LT_DECL([], [postuninstall_cmds], [2],
3138     [Command to use after uninstallation of a shared archive])
3139 _LT_DECL([], [finish_cmds], [2],
3140     [Commands used to finish a libtool library installation in a directory])
3141 _LT_DECL([], [finish_eval], [1],
3142     [[As "finish_cmds", except a single script fragment to be evaled but
3143     not shown]])
3144 _LT_DECL([], [hardcode_into_libs], [0],
3145     [Whether we should hardcode library paths into libraries])
3146 _LT_DECL([], [sys_lib_search_path_spec], [2],
3147     [Compile-time system search path for libraries])
3148 _LT_DECL([sys_lib_dlsearch_path_spec], [configure_time_dlsearch_path], [2],
3149     [Detected run-time system search path for libraries])
3150 _LT_DECL([], [configure_time_lt_sys_library_path], [2],
3151     [Explicit LT_SYS_LIBRARY_PATH set during ./configure time])
3152 ])# _LT_SYS_DYNAMIC_LINKER
3153
3154
3155 # _LT_PATH_TOOL_PREFIX(TOOL)
3156 # --------------------------
3157 # find a file program that can recognize shared library
3158 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
3159 [m4_require([_LT_DECL_EGREP])dnl
3160 AC_MSG_CHECKING([for $1])
3161 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
3162 [case $MAGIC_CMD in
3163 [[\\/*] |  ?:[\\/]*])
3164   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
3165   ;;
3166 *)
3167   lt_save_MAGIC_CMD=$MAGIC_CMD
3168   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3169 dnl $ac_dummy forces splitting on constant user-supplied paths.
3170 dnl POSIX.2 word splitting is done only on the output of word expansions,
3171 dnl not every word.  This closes a longstanding sh security hole.
3172   ac_dummy="m4_if([$2], , $PATH, [$2])"
3173   for ac_dir in $ac_dummy; do
3174     IFS=$lt_save_ifs
3175     test -z "$ac_dir" && ac_dir=.
3176     if test -f "$ac_dir/$1"; then
3177       lt_cv_path_MAGIC_CMD=$ac_dir/"$1"
3178       if test -n "$file_magic_test_file"; then
3179         case $deplibs_check_method in
3180         "file_magic "*)
3181           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
3182           MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3183           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
3184             $EGREP "$file_magic_regex" > /dev/null; then
3185             :
3186           else
3187             cat <<_LT_EOF 1>&2
3188
3189 *** Warning: the command libtool uses to detect shared libraries,
3190 *** $file_magic_cmd, produces output that libtool cannot recognize.
3191 *** The result is that libtool may fail to recognize shared libraries
3192 *** as such.  This will affect the creation of libtool libraries that
3193 *** depend on shared libraries, but programs linked with such libtool
3194 *** libraries will work regardless of this problem.  Nevertheless, you
3195 *** may want to report the problem to your system manager and/or to
3196 *** bug-libtool@gnu.org
3197
3198 _LT_EOF
3199           fi ;;
3200         esac
3201       fi
3202       break
3203     fi
3204   done
3205   IFS=$lt_save_ifs
3206   MAGIC_CMD=$lt_save_MAGIC_CMD
3207   ;;
3208 esac])
3209 MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3210 if test -n "$MAGIC_CMD"; then
3211   AC_MSG_RESULT($MAGIC_CMD)
3212 else
3213   AC_MSG_RESULT(no)
3214 fi
3215 _LT_DECL([], [MAGIC_CMD], [0],
3216          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
3217 ])# _LT_PATH_TOOL_PREFIX
3218
3219 # Old name:
3220 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
3221 dnl aclocal-1.4 backwards compatibility:
3222 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
3223
3224
3225 # _LT_PATH_MAGIC
3226 # --------------
3227 # find a file program that can recognize a shared library
3228 m4_defun([_LT_PATH_MAGIC],
3229 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3230 if test -z "$lt_cv_path_MAGIC_CMD"; then
3231   if test -n "$ac_tool_prefix"; then
3232     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3233   else
3234     MAGIC_CMD=:
3235   fi
3236 fi
3237 ])# _LT_PATH_MAGIC
3238
3239
3240 # LT_PATH_LD
3241 # ----------
3242 # find the pathname to the GNU or non-GNU linker
3243 AC_DEFUN([LT_PATH_LD],
3244 [AC_REQUIRE([AC_PROG_CC])dnl
3245 AC_REQUIRE([AC_CANONICAL_HOST])dnl
3246 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3247 m4_require([_LT_DECL_SED])dnl
3248 m4_require([_LT_DECL_EGREP])dnl
3249 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3250
3251 AC_ARG_WITH([gnu-ld],
3252     [AS_HELP_STRING([--with-gnu-ld],
3253         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
3254     [test no = "$withval" || with_gnu_ld=yes],
3255     [with_gnu_ld=no])dnl
3256
3257 ac_prog=ld
3258 if test yes = "$GCC"; then
3259   # Check if gcc -print-prog-name=ld gives a path.
3260   AC_MSG_CHECKING([for ld used by $CC])
3261   case $host in
3262   *-*-mingw*)
3263     # gcc leaves a trailing carriage return, which upsets mingw
3264     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3265   *)
3266     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3267   esac
3268   case $ac_prog in
3269     # Accept absolute paths.
3270     [[\\/]]* | ?:[[\\/]]*)
3271       re_direlt='/[[^/]][[^/]]*/\.\./'
3272       # Canonicalize the pathname of ld
3273       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3274       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3275         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3276       done
3277       test -z "$LD" && LD=$ac_prog
3278       ;;
3279   "")
3280     # If it fails, then pretend we aren't using GCC.
3281     ac_prog=ld
3282     ;;
3283   *)
3284     # If it is relative, then search for the first ld in PATH.
3285     with_gnu_ld=unknown
3286     ;;
3287   esac
3288 elif test yes = "$with_gnu_ld"; then
3289   AC_MSG_CHECKING([for GNU ld])
3290 else
3291   AC_MSG_CHECKING([for non-GNU ld])
3292 fi
3293 AC_CACHE_VAL(lt_cv_path_LD,
3294 [if test -z "$LD"; then
3295   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3296   for ac_dir in $PATH; do
3297     IFS=$lt_save_ifs
3298     test -z "$ac_dir" && ac_dir=.
3299     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3300       lt_cv_path_LD=$ac_dir/$ac_prog
3301       # Check to see if the program is GNU ld.  I'd rather use --version,
3302       # but apparently some variants of GNU ld only accept -v.
3303       # Break only if it was the GNU/non-GNU ld that we prefer.
3304       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3305       *GNU* | *'with BFD'*)
3306         test no != "$with_gnu_ld" && break
3307         ;;
3308       *)
3309         test yes != "$with_gnu_ld" && break
3310         ;;
3311       esac
3312     fi
3313   done
3314   IFS=$lt_save_ifs
3315 else
3316   lt_cv_path_LD=$LD # Let the user override the test with a path.
3317 fi])
3318 LD=$lt_cv_path_LD
3319 if test -n "$LD"; then
3320   AC_MSG_RESULT($LD)
3321 else
3322   AC_MSG_RESULT(no)
3323 fi
3324 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3325 _LT_PATH_LD_GNU
3326 AC_SUBST([LD])
3327
3328 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3329 ])# LT_PATH_LD
3330
3331 # Old names:
3332 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3333 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3334 dnl aclocal-1.4 backwards compatibility:
3335 dnl AC_DEFUN([AM_PROG_LD], [])
3336 dnl AC_DEFUN([AC_PROG_LD], [])
3337
3338
3339 # _LT_PATH_LD_GNU
3340 #- --------------
3341 m4_defun([_LT_PATH_LD_GNU],
3342 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3343 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
3344 case `$LD -v 2>&1 </dev/null` in
3345 *GNU* | *'with BFD'*)
3346   lt_cv_prog_gnu_ld=yes
3347   ;;
3348 *)
3349   lt_cv_prog_gnu_ld=no
3350   ;;
3351 esac])
3352 with_gnu_ld=$lt_cv_prog_gnu_ld
3353 ])# _LT_PATH_LD_GNU
3354
3355
3356 # _LT_CMD_RELOAD
3357 # --------------
3358 # find reload flag for linker
3359 #   -- PORTME Some linkers may need a different reload flag.
3360 m4_defun([_LT_CMD_RELOAD],
3361 [AC_CACHE_CHECK([for $LD option to reload object files],
3362   lt_cv_ld_reload_flag,
3363   [lt_cv_ld_reload_flag='-r'])
3364 reload_flag=$lt_cv_ld_reload_flag
3365 case $reload_flag in
3366 "" | " "*) ;;
3367 *) reload_flag=" $reload_flag" ;;
3368 esac
3369 reload_cmds='$LD$reload_flag -o $output$reload_objs'
3370 case $host_os in
3371   cygwin* | mingw* | pw32* | cegcc*)
3372     if test yes != "$GCC"; then
3373       reload_cmds=false
3374     fi
3375     ;;
3376   darwin*)
3377     if test yes = "$GCC"; then
3378       reload_cmds='$LTCC $LTCFLAGS -nostdlib $wl-r -o $output$reload_objs'
3379     else
3380       reload_cmds='$LD$reload_flag -o $output$reload_objs'
3381     fi
3382     ;;
3383 esac
3384 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3385 _LT_TAGDECL([], [reload_cmds], [2])dnl
3386 ])# _LT_CMD_RELOAD
3387
3388
3389 # _LT_PATH_DD
3390 # -----------
3391 # find a working dd
3392 m4_defun([_LT_PATH_DD],
3393 [AC_CACHE_CHECK([for a working dd], [ac_cv_path_lt_DD],
3394 [printf 0123456789abcdef0123456789abcdef >conftest.i
3395 cat conftest.i conftest.i >conftest2.i
3396 : ${lt_DD:=$DD}
3397 AC_PATH_PROGS_FEATURE_CHECK([lt_DD], [dd],
3398 [if "$ac_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3399   cmp -s conftest.i conftest.out \
3400   && ac_cv_path_lt_DD="$ac_path_lt_DD" ac_path_lt_DD_found=:
3401 fi])
3402 rm -f conftest.i conftest2.i conftest.out])
3403 ])# _LT_PATH_DD
3404
3405
3406 # _LT_CMD_TRUNCATE
3407 # ----------------
3408 # find command to truncate a binary pipe
3409 m4_defun([_LT_CMD_TRUNCATE],
3410 [m4_require([_LT_PATH_DD])
3411 AC_CACHE_CHECK([how to truncate binary pipes], [lt_cv_truncate_bin],
3412 [printf 0123456789abcdef0123456789abcdef >conftest.i
3413 cat conftest.i conftest.i >conftest2.i
3414 lt_cv_truncate_bin=
3415 if "$ac_cv_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3416   cmp -s conftest.i conftest.out \
3417   && lt_cv_truncate_bin="$ac_cv_path_lt_DD bs=4096 count=1"
3418 fi
3419 rm -f conftest.i conftest2.i conftest.out
3420 test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q"])
3421 _LT_DECL([lt_truncate_bin], [lt_cv_truncate_bin], [1],
3422   [Command to truncate a binary pipe])
3423 ])# _LT_CMD_TRUNCATE
3424
3425
3426 # _LT_CHECK_MAGIC_METHOD
3427 # ----------------------
3428 # how to check for library dependencies
3429 #  -- PORTME fill in with the dynamic library characteristics
3430 m4_defun([_LT_CHECK_MAGIC_METHOD],
3431 [m4_require([_LT_DECL_EGREP])
3432 m4_require([_LT_DECL_OBJDUMP])
3433 AC_CACHE_CHECK([how to recognize dependent libraries],
3434 lt_cv_deplibs_check_method,
3435 [lt_cv_file_magic_cmd='$MAGIC_CMD'
3436 lt_cv_file_magic_test_file=
3437 lt_cv_deplibs_check_method='unknown'
3438 # Need to set the preceding variable on all platforms that support
3439 # interlibrary dependencies.
3440 # 'none' -- dependencies not supported.
3441 # 'unknown' -- same as none, but documents that we really don't know.
3442 # 'pass_all' -- all dependencies passed with no checks.
3443 # 'test_compile' -- check by making test program.
3444 # 'file_magic [[regex]]' -- check by looking for files in library path
3445 # that responds to the $file_magic_cmd with a given extended regex.
3446 # If you have 'file' or equivalent on your system and you're not sure
3447 # whether 'pass_all' will *always* work, you probably want this one.
3448
3449 case $host_os in
3450 aix[[4-9]]*)
3451   lt_cv_deplibs_check_method=pass_all
3452   ;;
3453
3454 beos*)
3455   lt_cv_deplibs_check_method=pass_all
3456   ;;
3457
3458 bsdi[[45]]*)
3459   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3460   lt_cv_file_magic_cmd='/usr/bin/file -L'
3461   lt_cv_file_magic_test_file=/shlib/libc.so
3462   ;;
3463
3464 cygwin*)
3465   # func_win32_libid is a shell function defined in ltmain.sh
3466   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3467   lt_cv_file_magic_cmd='func_win32_libid'
3468   ;;
3469
3470 mingw* | pw32*)
3471   # Base MSYS/MinGW do not provide the 'file' command needed by
3472   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3473   # unless we find 'file', for example because we are cross-compiling.
3474   if ( file / ) >/dev/null 2>&1; then
3475     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3476     lt_cv_file_magic_cmd='func_win32_libid'
3477   else
3478     # Keep this pattern in sync with the one in func_win32_libid.
3479     lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3480     lt_cv_file_magic_cmd='$OBJDUMP -f'
3481   fi
3482   ;;
3483
3484 cegcc*)
3485   # use the weaker test based on 'objdump'. See mingw*.
3486   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3487   lt_cv_file_magic_cmd='$OBJDUMP -f'
3488   ;;
3489
3490 darwin* | rhapsody*)
3491   lt_cv_deplibs_check_method=pass_all
3492   ;;
3493
3494 freebsd* | dragonfly*)
3495   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3496     case $host_cpu in
3497     i*86 )
3498       # Not sure whether the presence of OpenBSD here was a mistake.
3499       # Let's accept both of them until this is cleared up.
3500       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3501       lt_cv_file_magic_cmd=/usr/bin/file
3502       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3503       ;;
3504     esac
3505   else
3506     lt_cv_deplibs_check_method=pass_all
3507   fi
3508   ;;
3509
3510 haiku*)
3511   lt_cv_deplibs_check_method=pass_all
3512   ;;
3513
3514 hpux10.20* | hpux11*)
3515   lt_cv_file_magic_cmd=/usr/bin/file
3516   case $host_cpu in
3517   ia64*)
3518     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3519     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3520     ;;
3521   hppa*64*)
3522     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3523     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3524     ;;
3525   *)
3526     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3527     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3528     ;;
3529   esac
3530   ;;
3531
3532 interix[[3-9]]*)
3533   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3534   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3535   ;;
3536
3537 irix5* | irix6* | nonstopux*)
3538   case $LD in
3539   *-32|*"-32 ") libmagic=32-bit;;
3540   *-n32|*"-n32 ") libmagic=N32;;
3541   *-64|*"-64 ") libmagic=64-bit;;
3542   *) libmagic=never-match;;
3543   esac
3544   lt_cv_deplibs_check_method=pass_all
3545   ;;
3546
3547 # This must be glibc/ELF.
3548 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
3549   lt_cv_deplibs_check_method=pass_all
3550   ;;
3551
3552 netbsd*)
3553   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3554     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3555   else
3556     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3557   fi
3558   ;;
3559
3560 newos6*)
3561   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3562   lt_cv_file_magic_cmd=/usr/bin/file
3563   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3564   ;;
3565
3566 *nto* | *qnx*)
3567   lt_cv_deplibs_check_method=pass_all
3568   ;;
3569
3570 openbsd* | bitrig*)
3571   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
3572     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3573   else
3574     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3575   fi
3576   ;;
3577
3578 osf3* | osf4* | osf5*)
3579   lt_cv_deplibs_check_method=pass_all
3580   ;;
3581
3582 rdos*)
3583   lt_cv_deplibs_check_method=pass_all
3584   ;;
3585
3586 solaris*)
3587   lt_cv_deplibs_check_method=pass_all
3588   ;;
3589
3590 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3591   lt_cv_deplibs_check_method=pass_all
3592   ;;
3593
3594 sysv4 | sysv4.3*)
3595   case $host_vendor in
3596   motorola)
3597     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3598     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3599     ;;
3600   ncr)
3601     lt_cv_deplibs_check_method=pass_all
3602     ;;
3603   sequent)
3604     lt_cv_file_magic_cmd='/bin/file'
3605     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3606     ;;
3607   sni)
3608     lt_cv_file_magic_cmd='/bin/file'
3609     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3610     lt_cv_file_magic_test_file=/lib/libc.so
3611     ;;
3612   siemens)
3613     lt_cv_deplibs_check_method=pass_all
3614     ;;
3615   pc)
3616     lt_cv_deplibs_check_method=pass_all
3617     ;;
3618   esac
3619   ;;
3620
3621 tpf*)
3622   lt_cv_deplibs_check_method=pass_all
3623   ;;
3624 os2*)
3625   lt_cv_deplibs_check_method=pass_all
3626   ;;
3627 esac
3628 ])
3629
3630 file_magic_glob=
3631 want_nocaseglob=no
3632 if test "$build" = "$host"; then
3633   case $host_os in
3634   mingw* | pw32*)
3635     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3636       want_nocaseglob=yes
3637     else
3638       file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3639     fi
3640     ;;
3641   esac
3642 fi
3643
3644 file_magic_cmd=$lt_cv_file_magic_cmd
3645 deplibs_check_method=$lt_cv_deplibs_check_method
3646 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3647
3648 _LT_DECL([], [deplibs_check_method], [1],
3649     [Method to check whether dependent libraries are shared objects])
3650 _LT_DECL([], [file_magic_cmd], [1],
3651     [Command to use when deplibs_check_method = "file_magic"])
3652 _LT_DECL([], [file_magic_glob], [1],
3653     [How to find potential files when deplibs_check_method = "file_magic"])
3654 _LT_DECL([], [want_nocaseglob], [1],
3655     [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3656 ])# _LT_CHECK_MAGIC_METHOD
3657
3658
3659 # LT_PATH_NM
3660 # ----------
3661 # find the pathname to a BSD- or MS-compatible name lister
3662 AC_DEFUN([LT_PATH_NM],
3663 [AC_REQUIRE([AC_PROG_CC])dnl
3664 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3665 [if test -n "$NM"; then
3666   # Let the user override the test.
3667   lt_cv_path_NM=$NM
3668 else
3669   lt_nm_to_check=${ac_tool_prefix}nm
3670   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3671     lt_nm_to_check="$lt_nm_to_check nm"
3672   fi
3673   for lt_tmp_nm in $lt_nm_to_check; do
3674     lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3675     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3676       IFS=$lt_save_ifs
3677       test -z "$ac_dir" && ac_dir=.
3678       tmp_nm=$ac_dir/$lt_tmp_nm
3679       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext"; then
3680         # Check to see if the nm accepts a BSD-compat flag.
3681         # Adding the 'sed 1q' prevents false positives on HP-UX, which says:
3682         #   nm: unknown option "B" ignored
3683         # Tru64's nm complains that /dev/null is an invalid object file
3684         # MSYS converts /dev/null to NUL, MinGW nm treats NUL as empty
3685         case $build_os in
3686         mingw*) lt_bad_file=conftest.nm/nofile ;;
3687         *) lt_bad_file=/dev/null ;;
3688         esac
3689         case `"$tmp_nm" -B $lt_bad_file 2>&1 | sed '1q'` in
3690         *$lt_bad_file* | *'Invalid file or object type'*)
3691           lt_cv_path_NM="$tmp_nm -B"
3692           break 2
3693           ;;
3694         *)
3695           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3696           */dev/null*)
3697             lt_cv_path_NM="$tmp_nm -p"
3698             break 2
3699             ;;
3700           *)
3701             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3702             continue # so that we can try to find one that supports BSD flags
3703             ;;
3704           esac
3705           ;;
3706         esac
3707       fi
3708     done
3709     IFS=$lt_save_ifs
3710   done
3711   : ${lt_cv_path_NM=no}
3712 fi])
3713 if test no != "$lt_cv_path_NM"; then
3714   NM=$lt_cv_path_NM
3715 else
3716   # Didn't find any BSD compatible name lister, look for dumpbin.
3717   if test -n "$DUMPBIN"; then :
3718     # Let the user override the test.
3719   else
3720     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3721     case `$DUMPBIN -symbols -headers /dev/null 2>&1 | sed '1q'` in
3722     *COFF*)
3723       DUMPBIN="$DUMPBIN -symbols -headers"
3724       ;;
3725     *)
3726       DUMPBIN=:
3727       ;;
3728     esac
3729   fi
3730   AC_SUBST([DUMPBIN])
3731   if test : != "$DUMPBIN"; then
3732     NM=$DUMPBIN
3733   fi
3734 fi
3735 test -z "$NM" && NM=nm
3736 AC_SUBST([NM])
3737 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3738
3739 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3740   [lt_cv_nm_interface="BSD nm"
3741   echo "int some_variable = 0;" > conftest.$ac_ext
3742   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3743   (eval "$ac_compile" 2>conftest.err)
3744   cat conftest.err >&AS_MESSAGE_LOG_FD
3745   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3746   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3747   cat conftest.err >&AS_MESSAGE_LOG_FD
3748   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3749   cat conftest.out >&AS_MESSAGE_LOG_FD
3750   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3751     lt_cv_nm_interface="MS dumpbin"
3752   fi
3753   rm -f conftest*])
3754 ])# LT_PATH_NM
3755
3756 # Old names:
3757 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3758 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3759 dnl aclocal-1.4 backwards compatibility:
3760 dnl AC_DEFUN([AM_PROG_NM], [])
3761 dnl AC_DEFUN([AC_PROG_NM], [])
3762
3763 # _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3764 # --------------------------------
3765 # how to determine the name of the shared library
3766 # associated with a specific link library.
3767 #  -- PORTME fill in with the dynamic library characteristics
3768 m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3769 [m4_require([_LT_DECL_EGREP])
3770 m4_require([_LT_DECL_OBJDUMP])
3771 m4_require([_LT_DECL_DLLTOOL])
3772 AC_CACHE_CHECK([how to associate runtime and link libraries],
3773 lt_cv_sharedlib_from_linklib_cmd,
3774 [lt_cv_sharedlib_from_linklib_cmd='unknown'
3775
3776 case $host_os in
3777 cygwin* | mingw* | pw32* | cegcc*)
3778   # two different shell functions defined in ltmain.sh;
3779   # decide which one to use based on capabilities of $DLLTOOL
3780   case `$DLLTOOL --help 2>&1` in
3781   *--identify-strict*)
3782     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3783     ;;
3784   *)
3785     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3786     ;;
3787   esac
3788   ;;
3789 *)
3790   # fallback: assume linklib IS sharedlib
3791   lt_cv_sharedlib_from_linklib_cmd=$ECHO
3792   ;;
3793 esac
3794 ])
3795 sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3796 test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3797
3798 _LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3799     [Command to associate shared and link libraries])
3800 ])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3801
3802
3803 # _LT_PATH_MANIFEST_TOOL
3804 # ----------------------
3805 # locate the manifest tool
3806 m4_defun([_LT_PATH_MANIFEST_TOOL],
3807 [AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3808 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3809 AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3810   [lt_cv_path_mainfest_tool=no
3811   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3812   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3813   cat conftest.err >&AS_MESSAGE_LOG_FD
3814   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3815     lt_cv_path_mainfest_tool=yes
3816   fi
3817   rm -f conftest*])
3818 if test yes != "$lt_cv_path_mainfest_tool"; then
3819   MANIFEST_TOOL=:
3820 fi
3821 _LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3822 ])# _LT_PATH_MANIFEST_TOOL
3823
3824
3825 # _LT_DLL_DEF_P([FILE])
3826 # ---------------------
3827 # True iff FILE is a Windows DLL '.def' file.
3828 # Keep in sync with func_dll_def_p in the libtool script
3829 AC_DEFUN([_LT_DLL_DEF_P],
3830 [dnl
3831   test DEF = "`$SED -n dnl
3832     -e '\''s/^[[         ]]*//'\'' dnl Strip leading whitespace
3833     -e '\''/^\(;.*\)*$/d'\'' dnl      Delete empty lines and comments
3834     -e '\''s/^\(EXPORTS\|LIBRARY\)\([[   ]].*\)*$/DEF/p'\'' dnl
3835     -e q dnl                          Only consider the first "real" line
3836     $1`" dnl
3837 ])# _LT_DLL_DEF_P
3838
3839
3840 # LT_LIB_M
3841 # --------
3842 # check for math library
3843 AC_DEFUN([LT_LIB_M],
3844 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3845 LIBM=
3846 case $host in
3847 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3848   # These system don't have libm, or don't need it
3849   ;;
3850 *-ncr-sysv4.3*)
3851   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM=-lmw)
3852   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3853   ;;
3854 *)
3855   AC_CHECK_LIB(m, cos, LIBM=-lm)
3856   ;;
3857 esac
3858 AC_SUBST([LIBM])
3859 ])# LT_LIB_M
3860
3861 # Old name:
3862 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3863 dnl aclocal-1.4 backwards compatibility:
3864 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3865
3866
3867 # _LT_COMPILER_NO_RTTI([TAGNAME])
3868 # -------------------------------
3869 m4_defun([_LT_COMPILER_NO_RTTI],
3870 [m4_require([_LT_TAG_COMPILER])dnl
3871
3872 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3873
3874 if test yes = "$GCC"; then
3875   case $cc_basename in
3876   nvcc*)
3877     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3878   *)
3879     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3880   esac
3881
3882   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3883     lt_cv_prog_compiler_rtti_exceptions,
3884     [-fno-rtti -fno-exceptions], [],
3885     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3886 fi
3887 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3888         [Compiler flag to turn off builtin functions])
3889 ])# _LT_COMPILER_NO_RTTI
3890
3891
3892 # _LT_CMD_GLOBAL_SYMBOLS
3893 # ----------------------
3894 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3895 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3896 AC_REQUIRE([AC_PROG_CC])dnl
3897 AC_REQUIRE([AC_PROG_AWK])dnl
3898 AC_REQUIRE([LT_PATH_NM])dnl
3899 AC_REQUIRE([LT_PATH_LD])dnl
3900 m4_require([_LT_DECL_SED])dnl
3901 m4_require([_LT_DECL_EGREP])dnl
3902 m4_require([_LT_TAG_COMPILER])dnl
3903
3904 # Check for command to grab the raw symbol name followed by C symbol from nm.
3905 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3906 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3907 [
3908 # These are sane defaults that work on at least a few old systems.
3909 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3910
3911 # Character class describing NM global symbol codes.
3912 symcode='[[BCDEGRST]]'
3913
3914 # Regexp to match symbols that can be accessed directly from C.
3915 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3916
3917 # Define system-specific variables.
3918 case $host_os in
3919 aix*)
3920   symcode='[[BCDT]]'
3921   ;;
3922 cygwin* | mingw* | pw32* | cegcc*)
3923   symcode='[[ABCDGISTW]]'
3924   ;;
3925 hpux*)
3926   if test ia64 = "$host_cpu"; then
3927     symcode='[[ABCDEGRST]]'
3928   fi
3929   ;;
3930 irix* | nonstopux*)
3931   symcode='[[BCDEGRST]]'
3932   ;;
3933 osf*)
3934   symcode='[[BCDEGQRST]]'
3935   ;;
3936 solaris*)
3937   symcode='[[BDRT]]'
3938   ;;
3939 sco3.2v5*)
3940   symcode='[[DT]]'
3941   ;;
3942 sysv4.2uw2*)
3943   symcode='[[DT]]'
3944   ;;
3945 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3946   symcode='[[ABDT]]'
3947   ;;
3948 sysv4)
3949   symcode='[[DFNSTU]]'
3950   ;;
3951 esac
3952
3953 # If we're using GNU nm, then use its standard symbol codes.
3954 case `$NM -V 2>&1` in
3955 *GNU* | *'with BFD'*)
3956   symcode='[[ABCDGIRSTW]]' ;;
3957 esac
3958
3959 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3960   # Gets list of data symbols to import.
3961   lt_cv_sys_global_symbol_to_import="sed -n -e 's/^I .* \(.*\)$/\1/p'"
3962   # Adjust the below global symbol transforms to fixup imported variables.
3963   lt_cdecl_hook=" -e 's/^I .* \(.*\)$/extern __declspec(dllimport) char \1;/p'"
3964   lt_c_name_hook=" -e 's/^I .* \(.*\)$/  {\"\1\", (void *) 0},/p'"
3965   lt_c_name_lib_hook="\
3966   -e 's/^I .* \(lib.*\)$/  {\"\1\", (void *) 0},/p'\
3967   -e 's/^I .* \(.*\)$/  {\"lib\1\", (void *) 0},/p'"
3968 else
3969   # Disable hooks by default.
3970   lt_cv_sys_global_symbol_to_import=
3971   lt_cdecl_hook=
3972   lt_c_name_hook=
3973   lt_c_name_lib_hook=
3974 fi
3975
3976 # Transform an extracted symbol line into a proper C declaration.
3977 # Some systems (esp. on ia64) link data and code symbols differently,
3978 # so use this general approach.
3979 lt_cv_sys_global_symbol_to_cdecl="sed -n"\
3980 $lt_cdecl_hook\
3981 " -e 's/^T .* \(.*\)$/extern int \1();/p'"\
3982 " -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
3983
3984 # Transform an extracted symbol line into symbol name and symbol address
3985 lt_cv_sys_global_symbol_to_c_name_address="sed -n"\
3986 $lt_c_name_hook\
3987 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3988 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/p'"
3989
3990 # Transform an extracted symbol line into symbol name with lib prefix and
3991 # symbol address.
3992 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n"\
3993 $lt_c_name_lib_hook\
3994 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3995 " -e 's/^$symcode$symcode* .* \(lib.*\)$/  {\"\1\", (void *) \&\1},/p'"\
3996 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"lib\1\", (void *) \&\1},/p'"
3997
3998 # Handle CRLF in mingw tool chain
3999 opt_cr=
4000 case $build_os in
4001 mingw*)
4002   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
4003   ;;
4004 esac
4005
4006 # Try without a prefix underscore, then with it.
4007 for ac_symprfx in "" "_"; do
4008
4009   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
4010   symxfrm="\\1 $ac_symprfx\\2 \\2"
4011
4012   # Write the raw and C identifiers.
4013   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4014     # Fake it for dumpbin and say T for any non-static function,
4015     # D for any global variable and I for any imported variable.
4016     # Also find C++ and __fastcall symbols from MSVC++,
4017     # which start with @ or ?.
4018     lt_cv_sys_global_symbol_pipe="$AWK ['"\
4019 "     {last_section=section; section=\$ 3};"\
4020 "     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
4021 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
4022 "     /^ *Symbol name *: /{split(\$ 0,sn,\":\"); si=substr(sn[2],2)};"\
4023 "     /^ *Type *: code/{print \"T\",si,substr(si,length(prfx))};"\
4024 "     /^ *Type *: data/{print \"I\",si,substr(si,length(prfx))};"\
4025 "     \$ 0!~/External *\|/{next};"\
4026 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
4027 "     {if(hide[section]) next};"\
4028 "     {f=\"D\"}; \$ 0~/\(\).*\|/{f=\"T\"};"\
4029 "     {split(\$ 0,a,/\||\r/); split(a[2],s)};"\
4030 "     s[1]~/^[@?]/{print f,s[1],s[1]; next};"\
4031 "     s[1]~prfx {split(s[1],t,\"@\"); print f,t[1],substr(t[1],length(prfx))}"\
4032 "     ' prfx=^$ac_symprfx]"
4033   else
4034     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
4035   fi
4036   lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
4037
4038   # Check to see that the pipe works correctly.
4039   pipe_works=no
4040
4041   rm -f conftest*
4042   cat > conftest.$ac_ext <<_LT_EOF
4043 #ifdef __cplusplus
4044 extern "C" {
4045 #endif
4046 char nm_test_var;
4047 void nm_test_func(void);
4048 void nm_test_func(void){}
4049 #ifdef __cplusplus
4050 }
4051 #endif
4052 int main(){nm_test_var='a';nm_test_func();return(0);}
4053 _LT_EOF
4054
4055   if AC_TRY_EVAL(ac_compile); then
4056     # Now try to grab the symbols.
4057     nlist=conftest.nm
4058     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
4059       # Try sorting and uniquifying the output.
4060       if sort "$nlist" | uniq > "$nlist"T; then
4061         mv -f "$nlist"T "$nlist"
4062       else
4063         rm -f "$nlist"T
4064       fi
4065
4066       # Make sure that we snagged all the symbols we need.
4067       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
4068         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
4069           cat <<_LT_EOF > conftest.$ac_ext
4070 /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
4071 #if defined _WIN32 || defined __CYGWIN__ || defined _WIN32_WCE
4072 /* DATA imports from DLLs on WIN32 can't be const, because runtime
4073    relocations are performed -- see ld's documentation on pseudo-relocs.  */
4074 # define LT@&t@_DLSYM_CONST
4075 #elif defined __osf__
4076 /* This system does not cope well with relocations in const data.  */
4077 # define LT@&t@_DLSYM_CONST
4078 #else
4079 # define LT@&t@_DLSYM_CONST const
4080 #endif
4081
4082 #ifdef __cplusplus
4083 extern "C" {
4084 #endif
4085
4086 _LT_EOF
4087           # Now generate the symbol file.
4088           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
4089
4090           cat <<_LT_EOF >> conftest.$ac_ext
4091
4092 /* The mapping between symbol names and symbols.  */
4093 LT@&t@_DLSYM_CONST struct {
4094   const char *name;
4095   void       *address;
4096 }
4097 lt__PROGRAM__LTX_preloaded_symbols[[]] =
4098 {
4099   { "@PROGRAM@", (void *) 0 },
4100 _LT_EOF
4101           $SED "s/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
4102           cat <<\_LT_EOF >> conftest.$ac_ext
4103   {0, (void *) 0}
4104 };
4105
4106 /* This works around a problem in FreeBSD linker */
4107 #ifdef FREEBSD_WORKAROUND
4108 static const void *lt_preloaded_setup() {
4109   return lt__PROGRAM__LTX_preloaded_symbols;
4110 }
4111 #endif
4112
4113 #ifdef __cplusplus
4114 }
4115 #endif
4116 _LT_EOF
4117           # Now try linking the two files.
4118           mv conftest.$ac_objext conftstm.$ac_objext
4119           lt_globsym_save_LIBS=$LIBS
4120           lt_globsym_save_CFLAGS=$CFLAGS
4121           LIBS=conftstm.$ac_objext
4122           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
4123           if AC_TRY_EVAL(ac_link) && test -s conftest$ac_exeext; then
4124             pipe_works=yes
4125           fi
4126           LIBS=$lt_globsym_save_LIBS
4127           CFLAGS=$lt_globsym_save_CFLAGS
4128         else
4129           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
4130         fi
4131       else
4132         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
4133       fi
4134     else
4135       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
4136     fi
4137   else
4138     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
4139     cat conftest.$ac_ext >&5
4140   fi
4141   rm -rf conftest* conftst*
4142
4143   # Do not use the global_symbol_pipe unless it works.
4144   if test yes = "$pipe_works"; then
4145     break
4146   else
4147     lt_cv_sys_global_symbol_pipe=
4148   fi
4149 done
4150 ])
4151 if test -z "$lt_cv_sys_global_symbol_pipe"; then
4152   lt_cv_sys_global_symbol_to_cdecl=
4153 fi
4154 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
4155   AC_MSG_RESULT(failed)
4156 else
4157   AC_MSG_RESULT(ok)
4158 fi
4159
4160 # Response file support.
4161 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4162   nm_file_list_spec='@'
4163 elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
4164   nm_file_list_spec='@'
4165 fi
4166
4167 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
4168     [Take the output of nm and produce a listing of raw symbols and C names])
4169 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
4170     [Transform the output of nm in a proper C declaration])
4171 _LT_DECL([global_symbol_to_import], [lt_cv_sys_global_symbol_to_import], [1],
4172     [Transform the output of nm into a list of symbols to manually relocate])
4173 _LT_DECL([global_symbol_to_c_name_address],
4174     [lt_cv_sys_global_symbol_to_c_name_address], [1],
4175     [Transform the output of nm in a C name address pair])
4176 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
4177     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
4178     [Transform the output of nm in a C name address pair when lib prefix is needed])
4179 _LT_DECL([nm_interface], [lt_cv_nm_interface], [1],
4180     [The name lister interface])
4181 _LT_DECL([], [nm_file_list_spec], [1],
4182     [Specify filename containing input files for $NM])
4183 ]) # _LT_CMD_GLOBAL_SYMBOLS
4184
4185
4186 # _LT_COMPILER_PIC([TAGNAME])
4187 # ---------------------------
4188 m4_defun([_LT_COMPILER_PIC],
4189 [m4_require([_LT_TAG_COMPILER])dnl
4190 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
4191 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4192 _LT_TAGVAR(lt_prog_compiler_static, $1)=
4193
4194 m4_if([$1], [CXX], [
4195   # C++ specific cases for pic, static, wl, etc.
4196   if test yes = "$GXX"; then
4197     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4198     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4199
4200     case $host_os in
4201     aix*)
4202       # All AIX code is PIC.
4203       if test ia64 = "$host_cpu"; then
4204         # AIX 5 now supports IA64 processor
4205         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4206       fi
4207       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4208       ;;
4209
4210     amigaos*)
4211       case $host_cpu in
4212       powerpc)
4213             # see comment about AmigaOS4 .so support
4214             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4215         ;;
4216       m68k)
4217             # FIXME: we need at least 68020 code to build shared libraries, but
4218             # adding the '-m68020' flag to GCC prevents building anything better,
4219             # like '-m68040'.
4220             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4221         ;;
4222       esac
4223       ;;
4224
4225     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4226       # PIC is the default for these OSes.
4227       ;;
4228     mingw* | cygwin* | os2* | pw32* | cegcc*)
4229       # This hack is so that the source file can tell whether it is being
4230       # built for inclusion in a dll (and should export symbols for example).
4231       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4232       # (--disable-auto-import) libraries
4233       m4_if([$1], [GCJ], [],
4234         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4235       case $host_os in
4236       os2*)
4237         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4238         ;;
4239       esac
4240       ;;
4241     darwin* | rhapsody*)
4242       # PIC is the default on this platform
4243       # Common symbols not allowed in MH_DYLIB files
4244       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4245       ;;
4246     *djgpp*)
4247       # DJGPP does not support shared libraries at all
4248       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4249       ;;
4250     haiku*)
4251       # PIC is the default for Haiku.
4252       # The "-static" flag exists, but is broken.
4253       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4254       ;;
4255     interix[[3-9]]*)
4256       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4257       # Instead, we relocate shared libraries at runtime.
4258       ;;
4259     sysv4*MP*)
4260       if test -d /usr/nec; then
4261         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4262       fi
4263       ;;
4264     hpux*)
4265       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4266       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4267       # sets the default TLS model and affects inlining.
4268       case $host_cpu in
4269       hppa*64*)
4270         ;;
4271       *)
4272         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4273         ;;
4274       esac
4275       ;;
4276     *qnx* | *nto*)
4277       # QNX uses GNU C++, but need to define -shared option too, otherwise
4278       # it will coredump.
4279       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4280       ;;
4281     *)
4282       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4283       ;;
4284     esac
4285   else
4286     case $host_os in
4287       aix[[4-9]]*)
4288         # All AIX code is PIC.
4289         if test ia64 = "$host_cpu"; then
4290           # AIX 5 now supports IA64 processor
4291           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4292         else
4293           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4294         fi
4295         ;;
4296       chorus*)
4297         case $cc_basename in
4298         cxch68*)
4299           # Green Hills C++ Compiler
4300           # _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"
4301           ;;
4302         esac
4303         ;;
4304       mingw* | cygwin* | os2* | pw32* | cegcc*)
4305         # This hack is so that the source file can tell whether it is being
4306         # built for inclusion in a dll (and should export symbols for example).
4307         m4_if([$1], [GCJ], [],
4308           [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4309         ;;
4310       dgux*)
4311         case $cc_basename in
4312           ec++*)
4313             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4314             ;;
4315           ghcx*)
4316             # Green Hills C++ Compiler
4317             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4318             ;;
4319           *)
4320             ;;
4321         esac
4322         ;;
4323       freebsd* | dragonfly*)
4324         # FreeBSD uses GNU C++
4325         ;;
4326       hpux9* | hpux10* | hpux11*)
4327         case $cc_basename in
4328           CC*)
4329             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4330             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4331             if test ia64 != "$host_cpu"; then
4332               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4333             fi
4334             ;;
4335           aCC*)
4336             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4337             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4338             case $host_cpu in
4339             hppa*64*|ia64*)
4340               # +Z the default
4341               ;;
4342             *)
4343               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4344               ;;
4345             esac
4346             ;;
4347           *)
4348             ;;
4349         esac
4350         ;;
4351       interix*)
4352         # This is c89, which is MS Visual C++ (no shared libs)
4353         # Anyone wants to do a port?
4354         ;;
4355       irix5* | irix6* | nonstopux*)
4356         case $cc_basename in
4357           CC*)
4358             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4359             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4360             # CC pic flag -KPIC is the default.
4361             ;;
4362           *)
4363             ;;
4364         esac
4365         ;;
4366       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4367         case $cc_basename in
4368           KCC*)
4369             # KAI C++ Compiler
4370             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4371             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4372             ;;
4373           ecpc* )
4374             # old Intel C++ for x86_64, which still supported -KPIC.
4375             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4376             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4377             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4378             ;;
4379           icpc* )
4380             # Intel C++, used to be incompatible with GCC.
4381             # ICC 10 doesn't accept -KPIC any more.
4382             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4383             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4384             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4385             ;;
4386           pgCC* | pgcpp*)
4387             # Portland Group C++ compiler
4388             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4389             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4390             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4391             ;;
4392           cxx*)
4393             # Compaq C++
4394             # Make sure the PIC flag is empty.  It appears that all Alpha
4395             # Linux and Compaq Tru64 Unix objects are PIC.
4396             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4397             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4398             ;;
4399           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4400             # IBM XL 8.0, 9.0 on PPC and BlueGene
4401             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4402             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4403             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4404             ;;
4405           *)
4406             case `$CC -V 2>&1 | sed 5q` in
4407             *Sun\ C*)
4408               # Sun C++ 5.9
4409               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4410               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4411               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4412               ;;
4413             esac
4414             ;;
4415         esac
4416         ;;
4417       lynxos*)
4418         ;;
4419       m88k*)
4420         ;;
4421       mvs*)
4422         case $cc_basename in
4423           cxx*)
4424             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4425             ;;
4426           *)
4427             ;;
4428         esac
4429         ;;
4430       netbsd*)
4431         ;;
4432       *qnx* | *nto*)
4433         # QNX uses GNU C++, but need to define -shared option too, otherwise
4434         # it will coredump.
4435         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4436         ;;
4437       osf3* | osf4* | osf5*)
4438         case $cc_basename in
4439           KCC*)
4440             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4441             ;;
4442           RCC*)
4443             # Rational C++ 2.4.1
4444             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4445             ;;
4446           cxx*)
4447             # Digital/Compaq C++
4448             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4449             # Make sure the PIC flag is empty.  It appears that all Alpha
4450             # Linux and Compaq Tru64 Unix objects are PIC.
4451             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4452             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4453             ;;
4454           *)
4455             ;;
4456         esac
4457         ;;
4458       psos*)
4459         ;;
4460       solaris*)
4461         case $cc_basename in
4462           CC* | sunCC*)
4463             # Sun C++ 4.2, 5.x and Centerline C++
4464             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4465             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4466             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4467             ;;
4468           gcx*)
4469             # Green Hills C++ Compiler
4470             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4471             ;;
4472           *)
4473             ;;
4474         esac
4475         ;;
4476       sunos4*)
4477         case $cc_basename in
4478           CC*)
4479             # Sun C++ 4.x
4480             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4481             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4482             ;;
4483           lcc*)
4484             # Lucid
4485             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4486             ;;
4487           *)
4488             ;;
4489         esac
4490         ;;
4491       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4492         case $cc_basename in
4493           CC*)
4494             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4495             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4496             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4497             ;;
4498         esac
4499         ;;
4500       tandem*)
4501         case $cc_basename in
4502           NCC*)
4503             # NonStop-UX NCC 3.20
4504             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4505             ;;
4506           *)
4507             ;;
4508         esac
4509         ;;
4510       vxworks*)
4511         ;;
4512       *)
4513         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4514         ;;
4515     esac
4516   fi
4517 ],
4518 [
4519   if test yes = "$GCC"; then
4520     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4521     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4522
4523     case $host_os in
4524       aix*)
4525       # All AIX code is PIC.
4526       if test ia64 = "$host_cpu"; then
4527         # AIX 5 now supports IA64 processor
4528         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4529       fi
4530       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4531       ;;
4532
4533     amigaos*)
4534       case $host_cpu in
4535       powerpc)
4536             # see comment about AmigaOS4 .so support
4537             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4538         ;;
4539       m68k)
4540             # FIXME: we need at least 68020 code to build shared libraries, but
4541             # adding the '-m68020' flag to GCC prevents building anything better,
4542             # like '-m68040'.
4543             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4544         ;;
4545       esac
4546       ;;
4547
4548     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4549       # PIC is the default for these OSes.
4550       ;;
4551
4552     mingw* | cygwin* | pw32* | os2* | cegcc*)
4553       # This hack is so that the source file can tell whether it is being
4554       # built for inclusion in a dll (and should export symbols for example).
4555       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4556       # (--disable-auto-import) libraries
4557       m4_if([$1], [GCJ], [],
4558         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4559       case $host_os in
4560       os2*)
4561         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4562         ;;
4563       esac
4564       ;;
4565
4566     darwin* | rhapsody*)
4567       # PIC is the default on this platform
4568       # Common symbols not allowed in MH_DYLIB files
4569       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4570       ;;
4571
4572     haiku*)
4573       # PIC is the default for Haiku.
4574       # The "-static" flag exists, but is broken.
4575       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4576       ;;
4577
4578     hpux*)
4579       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4580       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4581       # sets the default TLS model and affects inlining.
4582       case $host_cpu in
4583       hppa*64*)
4584         # +Z the default
4585         ;;
4586       *)
4587         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4588         ;;
4589       esac
4590       ;;
4591
4592     interix[[3-9]]*)
4593       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4594       # Instead, we relocate shared libraries at runtime.
4595       ;;
4596
4597     msdosdjgpp*)
4598       # Just because we use GCC doesn't mean we suddenly get shared libraries
4599       # on systems that don't support them.
4600       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4601       enable_shared=no
4602       ;;
4603
4604     *nto* | *qnx*)
4605       # QNX uses GNU C++, but need to define -shared option too, otherwise
4606       # it will coredump.
4607       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4608       ;;
4609
4610     sysv4*MP*)
4611       if test -d /usr/nec; then
4612         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4613       fi
4614       ;;
4615
4616     *)
4617       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4618       ;;
4619     esac
4620
4621     case $cc_basename in
4622     nvcc*) # Cuda Compiler Driver 2.2
4623       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4624       if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4625         _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
4626       fi
4627       ;;
4628     esac
4629   else
4630     # PORTME Check for flag to pass linker flags through the system compiler.
4631     case $host_os in
4632     aix*)
4633       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4634       if test ia64 = "$host_cpu"; then
4635         # AIX 5 now supports IA64 processor
4636         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4637       else
4638         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4639       fi
4640       ;;
4641
4642     darwin* | rhapsody*)
4643       # PIC is the default on this platform
4644       # Common symbols not allowed in MH_DYLIB files
4645       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4646       case $cc_basename in
4647       nagfor*)
4648         # NAG Fortran compiler
4649         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4650         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4651         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4652         ;;
4653       esac
4654       ;;
4655
4656     mingw* | cygwin* | pw32* | os2* | cegcc*)
4657       # This hack is so that the source file can tell whether it is being
4658       # built for inclusion in a dll (and should export symbols for example).
4659       m4_if([$1], [GCJ], [],
4660         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4661       case $host_os in
4662       os2*)
4663         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4664         ;;
4665       esac
4666       ;;
4667
4668     hpux9* | hpux10* | hpux11*)
4669       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4670       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4671       # not for PA HP-UX.
4672       case $host_cpu in
4673       hppa*64*|ia64*)
4674         # +Z the default
4675         ;;
4676       *)
4677         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4678         ;;
4679       esac
4680       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4681       _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4682       ;;
4683
4684     irix5* | irix6* | nonstopux*)
4685       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4686       # PIC (with -KPIC) is the default.
4687       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4688       ;;
4689
4690     linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4691       case $cc_basename in
4692       # old Intel for x86_64, which still supported -KPIC.
4693       ecc*)
4694         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4695         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4696         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4697         ;;
4698       # icc used to be incompatible with GCC.
4699       # ICC 10 doesn't accept -KPIC any more.
4700       icc* | ifort*)
4701         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4702         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4703         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4704         ;;
4705       # Lahey Fortran 8.1.
4706       lf95*)
4707         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4708         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4709         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4710         ;;
4711       nagfor*)
4712         # NAG Fortran compiler
4713         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4714         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4715         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4716         ;;
4717       tcc*)
4718         # Fabrice Bellard et al's Tiny C Compiler
4719         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4720         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4721         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4722         ;;
4723       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4724         # Portland Group compilers (*not* the Pentium gcc compiler,
4725         # which looks to be a dead project)
4726         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4727         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4728         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4729         ;;
4730       ccc*)
4731         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4732         # All Alpha code is PIC.
4733         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4734         ;;
4735       xl* | bgxl* | bgf* | mpixl*)
4736         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4737         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4738         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4739         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4740         ;;
4741       *)
4742         case `$CC -V 2>&1 | sed 5q` in
4743         *Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
4744           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4745           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4746           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4747           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4748           ;;
4749         *Sun\ F* | *Sun*Fortran*)
4750           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4751           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4752           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4753           ;;
4754         *Sun\ C*)
4755           # Sun C 5.9
4756           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4757           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4758           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4759           ;;
4760         *Intel*\ [[CF]]*Compiler*)
4761           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4762           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4763           _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4764           ;;
4765         *Portland\ Group*)
4766           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4767           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4768           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4769           ;;
4770         esac
4771         ;;
4772       esac
4773       ;;
4774
4775     newsos6)
4776       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4777       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4778       ;;
4779
4780     *nto* | *qnx*)
4781       # QNX uses GNU C++, but need to define -shared option too, otherwise
4782       # it will coredump.
4783       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4784       ;;
4785
4786     osf3* | osf4* | osf5*)
4787       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4788       # All OSF/1 code is PIC.
4789       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4790       ;;
4791
4792     rdos*)
4793       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4794       ;;
4795
4796     solaris*)
4797       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4798       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4799       case $cc_basename in
4800       f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4801         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4802       *)
4803         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4804       esac
4805       ;;
4806
4807     sunos4*)
4808       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4809       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4810       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4811       ;;
4812
4813     sysv4 | sysv4.2uw2* | sysv4.3*)
4814       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4815       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4816       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4817       ;;
4818
4819     sysv4*MP*)
4820       if test -d /usr/nec; then
4821         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4822         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4823       fi
4824       ;;
4825
4826     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4827       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4828       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4829       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4830       ;;
4831
4832     unicos*)
4833       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4834       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4835       ;;
4836
4837     uts4*)
4838       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4839       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4840       ;;
4841
4842     *)
4843       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4844       ;;
4845     esac
4846   fi
4847 ])
4848 case $host_os in
4849   # For platforms that do not support PIC, -DPIC is meaningless:
4850   *djgpp*)
4851     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4852     ;;
4853   *)
4854     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4855     ;;
4856 esac
4857
4858 AC_CACHE_CHECK([for $compiler option to produce PIC],
4859   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4860   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4861 _LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4862
4863 #
4864 # Check to make sure the PIC flag actually works.
4865 #
4866 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4867   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4868     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4869     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4870     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4871      "" | " "*) ;;
4872      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4873      esac],
4874     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4875      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4876 fi
4877 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4878         [Additional compiler flags for building library objects])
4879
4880 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4881         [How to pass a linker flag through the compiler])
4882 #
4883 # Check to make sure the static flag actually works.
4884 #
4885 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4886 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4887   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4888   $lt_tmp_static_flag,
4889   [],
4890   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4891 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4892         [Compiler flag to prevent dynamic linking])
4893 ])# _LT_COMPILER_PIC
4894
4895
4896 # _LT_LINKER_SHLIBS([TAGNAME])
4897 # ----------------------------
4898 # See if the linker supports building shared libraries.
4899 m4_defun([_LT_LINKER_SHLIBS],
4900 [AC_REQUIRE([LT_PATH_LD])dnl
4901 AC_REQUIRE([LT_PATH_NM])dnl
4902 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4903 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4904 m4_require([_LT_DECL_EGREP])dnl
4905 m4_require([_LT_DECL_SED])dnl
4906 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4907 m4_require([_LT_TAG_COMPILER])dnl
4908 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4909 m4_if([$1], [CXX], [
4910   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4911   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4912   case $host_os in
4913   aix[[4-9]]*)
4914     # If we're using GNU nm, then we don't want the "-C" option.
4915     # -C means demangle to GNU nm, but means don't demangle to AIX nm.
4916     # Without the "-l" option, or with the "-B" option, AIX nm treats
4917     # weak defined symbols like other global defined symbols, whereas
4918     # GNU nm marks them as "W".
4919     # While the 'weak' keyword is ignored in the Export File, we need
4920     # it in the Import File for the 'aix-soname' feature, so we have
4921     # to replace the "-B" option with "-P" for AIX nm.
4922     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4923       _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'
4924     else
4925       _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'
4926     fi
4927     ;;
4928   pw32*)
4929     _LT_TAGVAR(export_symbols_cmds, $1)=$ltdll_cmds
4930     ;;
4931   cygwin* | mingw* | cegcc*)
4932     case $cc_basename in
4933     cl*)
4934       _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
4935       ;;
4936     *)
4937       _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'
4938       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4939       ;;
4940     esac
4941     ;;
4942   *)
4943     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4944     ;;
4945   esac
4946 ], [
4947   runpath_var=
4948   _LT_TAGVAR(allow_undefined_flag, $1)=
4949   _LT_TAGVAR(always_export_symbols, $1)=no
4950   _LT_TAGVAR(archive_cmds, $1)=
4951   _LT_TAGVAR(archive_expsym_cmds, $1)=
4952   _LT_TAGVAR(compiler_needs_object, $1)=no
4953   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4954   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4955   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4956   _LT_TAGVAR(hardcode_automatic, $1)=no
4957   _LT_TAGVAR(hardcode_direct, $1)=no
4958   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4959   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4960   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4961   _LT_TAGVAR(hardcode_minus_L, $1)=no
4962   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4963   _LT_TAGVAR(inherit_rpath, $1)=no
4964   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4965   _LT_TAGVAR(module_cmds, $1)=
4966   _LT_TAGVAR(module_expsym_cmds, $1)=
4967   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4968   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4969   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4970   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4971   # include_expsyms should be a list of space-separated symbols to be *always*
4972   # included in the symbol list
4973   _LT_TAGVAR(include_expsyms, $1)=
4974   # exclude_expsyms can be an extended regexp of symbols to exclude
4975   # it will be wrapped by ' (' and ')$', so one must not match beginning or
4976   # end of line.  Example: 'a|bc|.*d.*' will exclude the symbols 'a' and 'bc',
4977   # as well as any symbol that contains 'd'.
4978   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4979   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4980   # platforms (ab)use it in PIC code, but their linkers get confused if
4981   # the symbol is explicitly referenced.  Since portable code cannot
4982   # rely on this symbol name, it's probably fine to never include it in
4983   # preloaded symbol tables.
4984   # Exclude shared library initialization/finalization symbols.
4985 dnl Note also adjust exclude_expsyms for C++ above.
4986   extract_expsyms_cmds=
4987
4988   case $host_os in
4989   cygwin* | mingw* | pw32* | cegcc*)
4990     # FIXME: the MSVC++ port hasn't been tested in a loooong time
4991     # When not using gcc, we currently assume that we are using
4992     # Microsoft Visual C++.
4993     if test yes != "$GCC"; then
4994       with_gnu_ld=no
4995     fi
4996     ;;
4997   interix*)
4998     # we just hope/assume this is gcc and not c89 (= MSVC++)
4999     with_gnu_ld=yes
5000     ;;
5001   openbsd* | bitrig*)
5002     with_gnu_ld=no
5003     ;;
5004   esac
5005
5006   _LT_TAGVAR(ld_shlibs, $1)=yes
5007
5008   # On some targets, GNU ld is compatible enough with the native linker
5009   # that we're better off using the native interface for both.
5010   lt_use_gnu_ld_interface=no
5011   if test yes = "$with_gnu_ld"; then
5012     case $host_os in
5013       aix*)
5014         # The AIX port of GNU ld has always aspired to compatibility
5015         # with the native linker.  However, as the warning in the GNU ld
5016         # block says, versions before 2.19.5* couldn't really create working
5017         # shared libraries, regardless of the interface used.
5018         case `$LD -v 2>&1` in
5019           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
5020           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
5021           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
5022           *)
5023             lt_use_gnu_ld_interface=yes
5024             ;;
5025         esac
5026         ;;
5027       *)
5028         lt_use_gnu_ld_interface=yes
5029         ;;
5030     esac
5031   fi
5032
5033   if test yes = "$lt_use_gnu_ld_interface"; then
5034     # If archive_cmds runs LD, not CC, wlarc should be empty
5035     wlarc='$wl'
5036
5037     # Set some defaults for GNU ld with shared library support. These
5038     # are reset later if shared libraries are not supported. Putting them
5039     # here allows them to be overridden if necessary.
5040     runpath_var=LD_RUN_PATH
5041     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5042     _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
5043     # ancient GNU ld didn't support --whole-archive et. al.
5044     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
5045       _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
5046     else
5047       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5048     fi
5049     supports_anon_versioning=no
5050     case `$LD -v | $SED -e 's/([^)]\+)\s\+//' 2>&1` in
5051       *GNU\ gold*) supports_anon_versioning=yes ;;
5052       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
5053       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
5054       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
5055       *\ 2.11.*) ;; # other 2.11 versions
5056       *) supports_anon_versioning=yes ;;
5057     esac
5058
5059     # See if GNU ld supports shared libraries.
5060     case $host_os in
5061     aix[[3-9]]*)
5062       # On AIX/PPC, the GNU linker is very broken
5063       if test ia64 != "$host_cpu"; then
5064         _LT_TAGVAR(ld_shlibs, $1)=no
5065         cat <<_LT_EOF 1>&2
5066
5067 *** Warning: the GNU linker, at least up to release 2.19, is reported
5068 *** to be unable to reliably create shared libraries on AIX.
5069 *** Therefore, libtool is disabling shared libraries support.  If you
5070 *** really care for shared libraries, you may want to install binutils
5071 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
5072 *** You will then need to restart the configuration process.
5073
5074 _LT_EOF
5075       fi
5076       ;;
5077
5078     amigaos*)
5079       case $host_cpu in
5080       powerpc)
5081             # see comment about AmigaOS4 .so support
5082             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5083             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5084         ;;
5085       m68k)
5086             _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)'
5087             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5088             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5089         ;;
5090       esac
5091       ;;
5092
5093     beos*)
5094       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5095         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5096         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5097         # support --undefined.  This deserves some investigation.  FIXME
5098         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5099       else
5100         _LT_TAGVAR(ld_shlibs, $1)=no
5101       fi
5102       ;;
5103
5104     cygwin* | mingw* | pw32* | cegcc*)
5105       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5106       # as there is no search path for DLLs.
5107       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5108       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
5109       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5110       _LT_TAGVAR(always_export_symbols, $1)=no
5111       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5112       _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'
5113       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
5114
5115       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5116         _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'
5117         # If the export-symbols file already is a .def file, use it as
5118         # is; otherwise, prepend EXPORTS...
5119         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5120           cp $export_symbols $output_objdir/$soname.def;
5121         else
5122           echo EXPORTS > $output_objdir/$soname.def;
5123           cat $export_symbols >> $output_objdir/$soname.def;
5124         fi~
5125         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5126       else
5127         _LT_TAGVAR(ld_shlibs, $1)=no
5128       fi
5129       ;;
5130
5131     haiku*)
5132       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5133       _LT_TAGVAR(link_all_deplibs, $1)=yes
5134       ;;
5135
5136     os2*)
5137       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5138       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5139       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5140       shrext_cmds=.dll
5141       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5142         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5143         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5144         $ECHO EXPORTS >> $output_objdir/$libname.def~
5145         emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
5146         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5147         emximp -o $lib $output_objdir/$libname.def'
5148       _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5149         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5150         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5151         $ECHO EXPORTS >> $output_objdir/$libname.def~
5152         prefix_cmds="$SED"~
5153         if test EXPORTS = "`$SED 1q $export_symbols`"; then
5154           prefix_cmds="$prefix_cmds -e 1d";
5155         fi~
5156         prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
5157         cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
5158         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5159         emximp -o $lib $output_objdir/$libname.def'
5160       _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
5161       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5162       ;;
5163
5164     interix[[3-9]]*)
5165       _LT_TAGVAR(hardcode_direct, $1)=no
5166       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5167       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5168       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5169       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5170       # Instead, shared libraries are loaded at an image base (0x10000000 by
5171       # default) and relocated if they conflict, which is a slow very memory
5172       # consuming and fragmenting process.  To avoid this, we pick a random,
5173       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5174       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5175       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5176       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5177       ;;
5178
5179     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
5180       tmp_diet=no
5181       if test linux-dietlibc = "$host_os"; then
5182         case $cc_basename in
5183           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
5184         esac
5185       fi
5186       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
5187          && test no = "$tmp_diet"
5188       then
5189         tmp_addflag=' $pic_flag'
5190         tmp_sharedflag='-shared'
5191         case $cc_basename,$host_cpu in
5192         pgcc*)                          # Portland Group C compiler
5193           _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'
5194           tmp_addflag=' $pic_flag'
5195           ;;
5196         pgf77* | pgf90* | pgf95* | pgfortran*)
5197                                         # Portland Group f77 and f90 compilers
5198           _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'
5199           tmp_addflag=' $pic_flag -Mnomain' ;;
5200         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
5201           tmp_addflag=' -i_dynamic' ;;
5202         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
5203           tmp_addflag=' -i_dynamic -nofor_main' ;;
5204         ifc* | ifort*)                  # Intel Fortran compiler
5205           tmp_addflag=' -nofor_main' ;;
5206         lf95*)                          # Lahey Fortran 8.1
5207           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5208           tmp_sharedflag='--shared' ;;
5209         nagfor*)                        # NAGFOR 5.3
5210           tmp_sharedflag='-Wl,-shared' ;;
5211         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
5212           tmp_sharedflag='-qmkshrobj'
5213           tmp_addflag= ;;
5214         nvcc*)  # Cuda Compiler Driver 2.2
5215           _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'
5216           _LT_TAGVAR(compiler_needs_object, $1)=yes
5217           ;;
5218         esac
5219         case `$CC -V 2>&1 | sed 5q` in
5220         *Sun\ C*)                       # Sun C 5.9
5221           _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'
5222           _LT_TAGVAR(compiler_needs_object, $1)=yes
5223           tmp_sharedflag='-G' ;;
5224         *Sun\ F*)                       # Sun Fortran 8.3
5225           tmp_sharedflag='-G' ;;
5226         esac
5227         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5228
5229         if test yes = "$supports_anon_versioning"; then
5230           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5231             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5232             echo "local: *; };" >> $output_objdir/$libname.ver~
5233             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
5234         fi
5235
5236         case $cc_basename in
5237         tcc*)
5238           _LT_TAGVAR(export_dynamic_flag_spec, $1)='-rdynamic'
5239           ;;
5240         xlf* | bgf* | bgxlf* | mpixlf*)
5241           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
5242           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
5243           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5244           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
5245           if test yes = "$supports_anon_versioning"; then
5246             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5247               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5248               echo "local: *; };" >> $output_objdir/$libname.ver~
5249               $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
5250           fi
5251           ;;
5252         esac
5253       else
5254         _LT_TAGVAR(ld_shlibs, $1)=no
5255       fi
5256       ;;
5257
5258     netbsd*)
5259       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5260         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
5261         wlarc=
5262       else
5263         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5264         _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'
5265       fi
5266       ;;
5267
5268     solaris*)
5269       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
5270         _LT_TAGVAR(ld_shlibs, $1)=no
5271         cat <<_LT_EOF 1>&2
5272
5273 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
5274 *** create shared libraries on Solaris systems.  Therefore, libtool
5275 *** is disabling shared libraries support.  We urge you to upgrade GNU
5276 *** binutils to release 2.9.1 or newer.  Another option is to modify
5277 *** your PATH or compiler configuration so that the native linker is
5278 *** used, and then restart.
5279
5280 _LT_EOF
5281       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5282         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5283         _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'
5284       else
5285         _LT_TAGVAR(ld_shlibs, $1)=no
5286       fi
5287       ;;
5288
5289     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
5290       case `$LD -v 2>&1` in
5291         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
5292         _LT_TAGVAR(ld_shlibs, $1)=no
5293         cat <<_LT_EOF 1>&2
5294
5295 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 cannot
5296 *** reliably create shared libraries on SCO systems.  Therefore, libtool
5297 *** is disabling shared libraries support.  We urge you to upgrade GNU
5298 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
5299 *** your PATH or compiler configuration so that the native linker is
5300 *** used, and then restart.
5301
5302 _LT_EOF
5303         ;;
5304         *)
5305           # For security reasons, it is highly recommended that you always
5306           # use absolute paths for naming shared libraries, and exclude the
5307           # DT_RUNPATH tag from executables and libraries.  But doing so
5308           # requires that you compile everything twice, which is a pain.
5309           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5310             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5311             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5312             _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'
5313           else
5314             _LT_TAGVAR(ld_shlibs, $1)=no
5315           fi
5316         ;;
5317       esac
5318       ;;
5319
5320     sunos4*)
5321       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5322       wlarc=
5323       _LT_TAGVAR(hardcode_direct, $1)=yes
5324       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5325       ;;
5326
5327     *)
5328       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5329         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5330         _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'
5331       else
5332         _LT_TAGVAR(ld_shlibs, $1)=no
5333       fi
5334       ;;
5335     esac
5336
5337     if test no = "$_LT_TAGVAR(ld_shlibs, $1)"; then
5338       runpath_var=
5339       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5340       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5341       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5342     fi
5343   else
5344     # PORTME fill in a description of your system's linker (not GNU ld)
5345     case $host_os in
5346     aix3*)
5347       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5348       _LT_TAGVAR(always_export_symbols, $1)=yes
5349       _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'
5350       # Note: this linker hardcodes the directories in LIBPATH if there
5351       # are no directories specified by -L.
5352       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5353       if test yes = "$GCC" && test -z "$lt_prog_compiler_static"; then
5354         # Neither direct hardcoding nor static linking is supported with a
5355         # broken collect2.
5356         _LT_TAGVAR(hardcode_direct, $1)=unsupported
5357       fi
5358       ;;
5359
5360     aix[[4-9]]*)
5361       if test ia64 = "$host_cpu"; then
5362         # On IA64, the linker does run time linking by default, so we don't
5363         # have to do anything special.
5364         aix_use_runtimelinking=no
5365         exp_sym_flag='-Bexport'
5366         no_entry_flag=
5367       else
5368         # If we're using GNU nm, then we don't want the "-C" option.
5369         # -C means demangle to GNU nm, but means don't demangle to AIX nm.
5370         # Without the "-l" option, or with the "-B" option, AIX nm treats
5371         # weak defined symbols like other global defined symbols, whereas
5372         # GNU nm marks them as "W".
5373         # While the 'weak' keyword is ignored in the Export File, we need
5374         # it in the Import File for the 'aix-soname' feature, so we have
5375         # to replace the "-B" option with "-P" for AIX nm.
5376         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
5377           _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'
5378         else
5379           _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'
5380         fi
5381         aix_use_runtimelinking=no
5382
5383         # Test if we are trying to use run time linking or normal
5384         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5385         # have runtime linking enabled, and use it for executables.
5386         # For shared libraries, we enable/disable runtime linking
5387         # depending on the kind of the shared library created -
5388         # when "with_aix_soname,aix_use_runtimelinking" is:
5389         # "aix,no"   lib.a(lib.so.V) shared, rtl:no,  for executables
5390         # "aix,yes"  lib.so          shared, rtl:yes, for executables
5391         #            lib.a           static archive
5392         # "both,no"  lib.so.V(shr.o) shared, rtl:yes
5393         #            lib.a(lib.so.V) shared, rtl:no,  for executables
5394         # "both,yes" lib.so.V(shr.o) shared, rtl:yes, for executables
5395         #            lib.a(lib.so.V) shared, rtl:no
5396         # "svr4,*"   lib.so.V(shr.o) shared, rtl:yes, for executables
5397         #            lib.a           static archive
5398         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5399           for ld_flag in $LDFLAGS; do
5400           if (test x-brtl = "x$ld_flag" || test x-Wl,-brtl = "x$ld_flag"); then
5401             aix_use_runtimelinking=yes
5402             break
5403           fi
5404           done
5405           if test svr4,no = "$with_aix_soname,$aix_use_runtimelinking"; then
5406             # With aix-soname=svr4, we create the lib.so.V shared archives only,
5407             # so we don't have lib.a shared libs to link our executables.
5408             # We have to force runtime linking in this case.
5409             aix_use_runtimelinking=yes
5410             LDFLAGS="$LDFLAGS -Wl,-brtl"
5411           fi
5412           ;;
5413         esac
5414
5415         exp_sym_flag='-bexport'
5416         no_entry_flag='-bnoentry'
5417       fi
5418
5419       # When large executables or shared objects are built, AIX ld can
5420       # have problems creating the table of contents.  If linking a library
5421       # or program results in "error TOC overflow" add -mminimal-toc to
5422       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5423       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5424
5425       _LT_TAGVAR(archive_cmds, $1)=''
5426       _LT_TAGVAR(hardcode_direct, $1)=yes
5427       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5428       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5429       _LT_TAGVAR(link_all_deplibs, $1)=yes
5430       _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
5431       case $with_aix_soname,$aix_use_runtimelinking in
5432       aix,*) ;; # traditional, no import file
5433       svr4,* | *,yes) # use import file
5434         # The Import File defines what to hardcode.
5435         _LT_TAGVAR(hardcode_direct, $1)=no
5436         _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5437         ;;
5438       esac
5439
5440       if test yes = "$GCC"; then
5441         case $host_os in aix4.[[012]]|aix4.[[012]].*)
5442         # We only want to do this on AIX 4.2 and lower, the check
5443         # below for broken collect2 doesn't work under 4.3+
5444           collect2name=`$CC -print-prog-name=collect2`
5445           if test -f "$collect2name" &&
5446            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5447           then
5448           # We have reworked collect2
5449           :
5450           else
5451           # We have old collect2
5452           _LT_TAGVAR(hardcode_direct, $1)=unsupported
5453           # It fails to find uninstalled libraries when the uninstalled
5454           # path is not listed in the libpath.  Setting hardcode_minus_L
5455           # to unsupported forces relinking
5456           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5457           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5458           _LT_TAGVAR(hardcode_libdir_separator, $1)=
5459           fi
5460           ;;
5461         esac
5462         shared_flag='-shared'
5463         if test yes = "$aix_use_runtimelinking"; then
5464           shared_flag="$shared_flag "'$wl-G'
5465         fi
5466         # Need to ensure runtime linking is disabled for the traditional
5467         # shared library, or the linker may eventually find shared libraries
5468         # /with/ Import File - we do not want to mix them.
5469         shared_flag_aix='-shared'
5470         shared_flag_svr4='-shared $wl-G'
5471       else
5472         # not using gcc
5473         if test ia64 = "$host_cpu"; then
5474         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5475         # chokes on -Wl,-G. The following line is correct:
5476           shared_flag='-G'
5477         else
5478           if test yes = "$aix_use_runtimelinking"; then
5479             shared_flag='$wl-G'
5480           else
5481             shared_flag='$wl-bM:SRE'
5482           fi
5483           shared_flag_aix='$wl-bM:SRE'
5484           shared_flag_svr4='$wl-G'
5485         fi
5486       fi
5487
5488       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
5489       # It seems that -bexpall does not export symbols beginning with
5490       # underscore (_), so it is better to generate a list of symbols to export.
5491       _LT_TAGVAR(always_export_symbols, $1)=yes
5492       if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
5493         # Warning - without using the other runtime loading flags (-brtl),
5494         # -berok will link without error, but may produce a broken library.
5495         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5496         # Determine the default libpath from the value encoded in an
5497         # empty executable.
5498         _LT_SYS_MODULE_PATH_AIX([$1])
5499         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5500         _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' '$shared_flag
5501       else
5502         if test ia64 = "$host_cpu"; then
5503           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
5504           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5505           _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"
5506         else
5507          # Determine the default libpath from the value encoded in an
5508          # empty executable.
5509          _LT_SYS_MODULE_PATH_AIX([$1])
5510          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5511           # Warning - without using the other run time loading flags,
5512           # -berok will link without error, but may produce a broken library.
5513           _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
5514           _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
5515           if test yes = "$with_gnu_ld"; then
5516             # We only use this code for GNU lds that support --whole-archive.
5517             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
5518           else
5519             # Exported symbols can be pulled into shared objects from archives
5520             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5521           fi
5522           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5523           _LT_TAGVAR(archive_expsym_cmds, $1)='$RM -r $output_objdir/$realname.d~$MKDIR $output_objdir/$realname.d'
5524           # -brtl affects multiple linker settings, -berok does not and is overridden later
5525           compiler_flags_filtered='`func_echo_all "$compiler_flags " | $SED -e "s%-brtl\\([[, ]]\\)%-berok\\1%g"`'
5526           if test svr4 != "$with_aix_soname"; then
5527             # This is similar to how AIX traditionally builds its shared libraries.
5528             _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/$soname'
5529           fi
5530           if test aix != "$with_aix_soname"; then
5531             _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'
5532           else
5533             # used by -dlpreopen to get the symbols
5534             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$MV  $output_objdir/$realname.d/$soname $output_objdir'
5535           fi
5536           _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$RM -r $output_objdir/$realname.d'
5537         fi
5538       fi
5539       ;;
5540
5541     amigaos*)
5542       case $host_cpu in
5543       powerpc)
5544             # see comment about AmigaOS4 .so support
5545             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5546             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5547         ;;
5548       m68k)
5549             _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)'
5550             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5551             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5552         ;;
5553       esac
5554       ;;
5555
5556     bsdi[[45]]*)
5557       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5558       ;;
5559
5560     cygwin* | mingw* | pw32* | cegcc*)
5561       # When not using gcc, we currently assume that we are using
5562       # Microsoft Visual C++.
5563       # hardcode_libdir_flag_spec is actually meaningless, as there is
5564       # no search path for DLLs.
5565       case $cc_basename in
5566       cl*)
5567         # Native MSVC
5568         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5569         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5570         _LT_TAGVAR(always_export_symbols, $1)=yes
5571         _LT_TAGVAR(file_list_spec, $1)='@'
5572         # Tell ltmain to make .lib files, not .a files.
5573         libext=lib
5574         # Tell ltmain to make .dll files, not .so files.
5575         shrext_cmds=.dll
5576         # FIXME: Setting linknames here is a bad hack.
5577         _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
5578         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5579             cp "$export_symbols" "$output_objdir/$soname.def";
5580             echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
5581           else
5582             $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
5583           fi~
5584           $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
5585           linknames='
5586         # The linker will not automatically build a static lib if we build a DLL.
5587         # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5588         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5589         _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
5590         _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'
5591         # Don't use ranlib
5592         _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
5593         _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
5594           lt_tool_outputfile="@TOOL_OUTPUT@"~
5595           case $lt_outputfile in
5596             *.exe|*.EXE) ;;
5597             *)
5598               lt_outputfile=$lt_outputfile.exe
5599               lt_tool_outputfile=$lt_tool_outputfile.exe
5600               ;;
5601           esac~
5602           if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
5603             $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
5604             $RM "$lt_outputfile.manifest";
5605           fi'
5606         ;;
5607       *)
5608         # Assume MSVC wrapper
5609         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5610         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5611         # Tell ltmain to make .lib files, not .a files.
5612         libext=lib
5613         # Tell ltmain to make .dll files, not .so files.
5614         shrext_cmds=.dll
5615         # FIXME: Setting linknames here is a bad hack.
5616         _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
5617         # The linker will automatically build a .lib file if we build a DLL.
5618         _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5619         # FIXME: Should let the user specify the lib program.
5620         _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
5621         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5622         ;;
5623       esac
5624       ;;
5625
5626     darwin* | rhapsody*)
5627       _LT_DARWIN_LINKER_FEATURES($1)
5628       ;;
5629
5630     dgux*)
5631       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5632       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5633       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5634       ;;
5635
5636     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5637     # support.  Future versions do this automatically, but an explicit c++rt0.o
5638     # does not break anything, and helps significantly (at the cost of a little
5639     # extra space).
5640     freebsd2.2*)
5641       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5642       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5643       _LT_TAGVAR(hardcode_direct, $1)=yes
5644       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5645       ;;
5646
5647     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5648     freebsd2.*)
5649       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5650       _LT_TAGVAR(hardcode_direct, $1)=yes
5651       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5652       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5653       ;;
5654
5655     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5656     freebsd* | dragonfly*)
5657       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5658       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5659       _LT_TAGVAR(hardcode_direct, $1)=yes
5660       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5661       ;;
5662
5663     hpux9*)
5664       if test yes = "$GCC"; then
5665         _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'
5666       else
5667         _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'
5668       fi
5669       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5670       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5671       _LT_TAGVAR(hardcode_direct, $1)=yes
5672
5673       # hardcode_minus_L: Not really in the search PATH,
5674       # but as the default location of the library.
5675       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5676       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5677       ;;
5678
5679     hpux10*)
5680       if test yes,no = "$GCC,$with_gnu_ld"; then
5681         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5682       else
5683         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5684       fi
5685       if test no = "$with_gnu_ld"; then
5686         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5687         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5688         _LT_TAGVAR(hardcode_direct, $1)=yes
5689         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5690         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5691         # hardcode_minus_L: Not really in the search PATH,
5692         # but as the default location of the library.
5693         _LT_TAGVAR(hardcode_minus_L, $1)=yes
5694       fi
5695       ;;
5696
5697     hpux11*)
5698       if test yes,no = "$GCC,$with_gnu_ld"; then
5699         case $host_cpu in
5700         hppa*64*)
5701           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5702           ;;
5703         ia64*)
5704           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5705           ;;
5706         *)
5707           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5708           ;;
5709         esac
5710       else
5711         case $host_cpu in
5712         hppa*64*)
5713           _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5714           ;;
5715         ia64*)
5716           _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5717           ;;
5718         *)
5719         m4_if($1, [], [
5720           # Older versions of the 11.00 compiler do not understand -b yet
5721           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
5722           _LT_LINKER_OPTION([if $CC understands -b],
5723             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
5724             [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
5725             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
5726           [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
5727           ;;
5728         esac
5729       fi
5730       if test no = "$with_gnu_ld"; then
5731         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5732         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5733
5734         case $host_cpu in
5735         hppa*64*|ia64*)
5736           _LT_TAGVAR(hardcode_direct, $1)=no
5737           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5738           ;;
5739         *)
5740           _LT_TAGVAR(hardcode_direct, $1)=yes
5741           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5742           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5743
5744           # hardcode_minus_L: Not really in the search PATH,
5745           # but as the default location of the library.
5746           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5747           ;;
5748         esac
5749       fi
5750       ;;
5751
5752     irix5* | irix6* | nonstopux*)
5753       if test yes = "$GCC"; then
5754         _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'
5755         # Try to use the -exported_symbol ld option, if it does not
5756         # work, assume that -exports_file does not work either and
5757         # implicitly export all symbols.
5758         # This should be the same for all languages, so no per-tag cache variable.
5759         AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
5760           [lt_cv_irix_exported_symbol],
5761           [save_LDFLAGS=$LDFLAGS
5762            LDFLAGS="$LDFLAGS -shared $wl-exported_symbol ${wl}foo $wl-update_registry $wl/dev/null"
5763            AC_LINK_IFELSE(
5764              [AC_LANG_SOURCE(
5765                 [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
5766                               [C++], [[int foo (void) { return 0; }]],
5767                               [Fortran 77], [[
5768       subroutine foo
5769       end]],
5770                               [Fortran], [[
5771       subroutine foo
5772       end]])])],
5773               [lt_cv_irix_exported_symbol=yes],
5774               [lt_cv_irix_exported_symbol=no])
5775            LDFLAGS=$save_LDFLAGS])
5776         if test yes = "$lt_cv_irix_exported_symbol"; then
5777           _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'
5778         fi
5779       else
5780         _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'
5781         _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'
5782       fi
5783       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5784       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5785       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5786       _LT_TAGVAR(inherit_rpath, $1)=yes
5787       _LT_TAGVAR(link_all_deplibs, $1)=yes
5788       ;;
5789
5790     linux*)
5791       case $cc_basename in
5792       tcc*)
5793         # Fabrice Bellard et al's Tiny C Compiler
5794         _LT_TAGVAR(ld_shlibs, $1)=yes
5795         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5796         ;;
5797       esac
5798       ;;
5799
5800     netbsd*)
5801       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5802         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5803       else
5804         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5805       fi
5806       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5807       _LT_TAGVAR(hardcode_direct, $1)=yes
5808       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5809       ;;
5810
5811     newsos6)
5812       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5813       _LT_TAGVAR(hardcode_direct, $1)=yes
5814       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5815       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5816       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5817       ;;
5818
5819     *nto* | *qnx*)
5820       ;;
5821
5822     openbsd* | bitrig*)
5823       if test -f /usr/libexec/ld.so; then
5824         _LT_TAGVAR(hardcode_direct, $1)=yes
5825         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5826         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5827         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
5828           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5829           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags $wl-retain-symbols-file,$export_symbols'
5830           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5831           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5832         else
5833           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5834           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5835         fi
5836       else
5837         _LT_TAGVAR(ld_shlibs, $1)=no
5838       fi
5839       ;;
5840
5841     os2*)
5842       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5843       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5844       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5845       shrext_cmds=.dll
5846       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5847         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5848         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5849         $ECHO EXPORTS >> $output_objdir/$libname.def~
5850         emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
5851         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5852         emximp -o $lib $output_objdir/$libname.def'
5853       _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5854         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5855         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5856         $ECHO EXPORTS >> $output_objdir/$libname.def~
5857         prefix_cmds="$SED"~
5858         if test EXPORTS = "`$SED 1q $export_symbols`"; then
5859           prefix_cmds="$prefix_cmds -e 1d";
5860         fi~
5861         prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
5862         cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
5863         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5864         emximp -o $lib $output_objdir/$libname.def'
5865       _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
5866       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5867       ;;
5868
5869     osf3*)
5870       if test yes = "$GCC"; then
5871         _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5872         _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'
5873       else
5874         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5875         _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'
5876       fi
5877       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5878       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5879       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5880       ;;
5881
5882     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5883       if test yes = "$GCC"; then
5884         _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5885         _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'
5886         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5887       else
5888         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5889         _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'
5890         _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~
5891           $CC -shared$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'
5892
5893         # Both c and cxx compiler support -rpath directly
5894         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5895       fi
5896       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5897       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5898       ;;
5899
5900     solaris*)
5901       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5902       if test yes = "$GCC"; then
5903         wlarc='$wl'
5904         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl-z ${wl}text $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5905         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5906           $CC -shared $pic_flag $wl-z ${wl}text $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5907       else
5908         case `$CC -V 2>&1` in
5909         *"Compilers 5.0"*)
5910           wlarc=''
5911           _LT_TAGVAR(archive_cmds, $1)='$LD -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $linker_flags'
5912           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5913             $LD -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5914           ;;
5915         *)
5916           wlarc='$wl'
5917           _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5918           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5919             $CC -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5920           ;;
5921         esac
5922       fi
5923       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5924       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5925       case $host_os in
5926       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5927       *)
5928         # The compiler driver will combine and reorder linker options,
5929         # but understands '-z linker_flag'.  GCC discards it without '$wl',
5930         # but is careful enough not to reorder.
5931         # Supported since Solaris 2.6 (maybe 2.5.1?)
5932         if test yes = "$GCC"; then
5933           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
5934         else
5935           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5936         fi
5937         ;;
5938       esac
5939       _LT_TAGVAR(link_all_deplibs, $1)=yes
5940       ;;
5941
5942     sunos4*)
5943       if test sequent = "$host_vendor"; then
5944         # Use $CC to link under sequent, because it throws in some extra .o
5945         # files that make .init and .fini sections work.
5946         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5947       else
5948         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5949       fi
5950       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5951       _LT_TAGVAR(hardcode_direct, $1)=yes
5952       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5953       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5954       ;;
5955
5956     sysv4)
5957       case $host_vendor in
5958         sni)
5959           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5960           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5961         ;;
5962         siemens)
5963           ## LD is ld it makes a PLAMLIB
5964           ## CC just makes a GrossModule.
5965           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5966           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5967           _LT_TAGVAR(hardcode_direct, $1)=no
5968         ;;
5969         motorola)
5970           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5971           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5972         ;;
5973       esac
5974       runpath_var='LD_RUN_PATH'
5975       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5976       ;;
5977
5978     sysv4.3*)
5979       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5980       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5981       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5982       ;;
5983
5984     sysv4*MP*)
5985       if test -d /usr/nec; then
5986         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5987         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5988         runpath_var=LD_RUN_PATH
5989         hardcode_runpath_var=yes
5990         _LT_TAGVAR(ld_shlibs, $1)=yes
5991       fi
5992       ;;
5993
5994     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5995       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
5996       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5997       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5998       runpath_var='LD_RUN_PATH'
5999
6000       if test yes = "$GCC"; then
6001         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6002         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6003       else
6004         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6005         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6006       fi
6007       ;;
6008
6009     sysv5* | sco3.2v5* | sco5v6*)
6010       # Note: We CANNOT use -z defs as we might desire, because we do not
6011       # link with -lc, and that would cause any symbols used from libc to
6012       # always be unresolved, which means just about no library would
6013       # ever link correctly.  If we're not using GNU ld we use -z text
6014       # though, which does catch some bad symbols but isn't as heavy-handed
6015       # as -z defs.
6016       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
6017       _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
6018       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6019       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6020       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
6021       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6022       _LT_TAGVAR(link_all_deplibs, $1)=yes
6023       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
6024       runpath_var='LD_RUN_PATH'
6025
6026       if test yes = "$GCC"; then
6027         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6028         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6029       else
6030         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6031         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6032       fi
6033       ;;
6034
6035     uts4*)
6036       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
6037       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6038       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6039       ;;
6040
6041     *)
6042       _LT_TAGVAR(ld_shlibs, $1)=no
6043       ;;
6044     esac
6045
6046     if test sni = "$host_vendor"; then
6047       case $host in
6048       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
6049         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Blargedynsym'
6050         ;;
6051       esac
6052     fi
6053   fi
6054 ])
6055 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6056 test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
6057
6058 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
6059
6060 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
6061 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
6062 _LT_DECL([], [extract_expsyms_cmds], [2],
6063     [The commands to extract the exported symbol list from a shared archive])
6064
6065 #
6066 # Do we need to explicitly link libc?
6067 #
6068 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
6069 x|xyes)
6070   # Assume -lc should be added
6071   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6072
6073   if test yes,yes = "$GCC,$enable_shared"; then
6074     case $_LT_TAGVAR(archive_cmds, $1) in
6075     *'~'*)
6076       # FIXME: we may have to deal with multi-command sequences.
6077       ;;
6078     '$CC '*)
6079       # Test whether the compiler implicitly links with -lc since on some
6080       # systems, -lgcc has to come before -lc. If gcc already passes -lc
6081       # to ld, don't add -lc before -lgcc.
6082       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
6083         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
6084         [$RM conftest*
6085         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
6086
6087         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
6088           soname=conftest
6089           lib=conftest
6090           libobjs=conftest.$ac_objext
6091           deplibs=
6092           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
6093           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
6094           compiler_flags=-v
6095           linker_flags=-v
6096           verstring=
6097           output_objdir=.
6098           libname=conftest
6099           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
6100           _LT_TAGVAR(allow_undefined_flag, $1)=
6101           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
6102           then
6103             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6104           else
6105             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6106           fi
6107           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
6108         else
6109           cat conftest.err 1>&5
6110         fi
6111         $RM conftest*
6112         ])
6113       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
6114       ;;
6115     esac
6116   fi
6117   ;;
6118 esac
6119
6120 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
6121     [Whether or not to add -lc for building shared libraries])
6122 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
6123     [enable_shared_with_static_runtimes], [0],
6124     [Whether or not to disallow shared libs when runtime libs are static])
6125 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
6126     [Compiler flag to allow reflexive dlopens])
6127 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
6128     [Compiler flag to generate shared objects directly from archives])
6129 _LT_TAGDECL([], [compiler_needs_object], [1],
6130     [Whether the compiler copes with passing no objects directly])
6131 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
6132     [Create an old-style archive from a shared archive])
6133 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
6134     [Create a temporary old-style archive to link instead of a shared archive])
6135 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
6136 _LT_TAGDECL([], [archive_expsym_cmds], [2])
6137 _LT_TAGDECL([], [module_cmds], [2],
6138     [Commands used to build a loadable module if different from building
6139     a shared archive.])
6140 _LT_TAGDECL([], [module_expsym_cmds], [2])
6141 _LT_TAGDECL([], [with_gnu_ld], [1],
6142     [Whether we are building with GNU ld or not])
6143 _LT_TAGDECL([], [allow_undefined_flag], [1],
6144     [Flag that allows shared libraries with undefined symbols to be built])
6145 _LT_TAGDECL([], [no_undefined_flag], [1],
6146     [Flag that enforces no undefined symbols])
6147 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
6148     [Flag to hardcode $libdir into a binary during linking.
6149     This must work even if $libdir does not exist])
6150 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
6151     [Whether we need a single "-rpath" flag with a separated argument])
6152 _LT_TAGDECL([], [hardcode_direct], [0],
6153     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
6154     DIR into the resulting binary])
6155 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
6156     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
6157     DIR into the resulting binary and the resulting library dependency is
6158     "absolute", i.e impossible to change by setting $shlibpath_var if the
6159     library is relocated])
6160 _LT_TAGDECL([], [hardcode_minus_L], [0],
6161     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
6162     into the resulting binary])
6163 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
6164     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
6165     into the resulting binary])
6166 _LT_TAGDECL([], [hardcode_automatic], [0],
6167     [Set to "yes" if building a shared library automatically hardcodes DIR
6168     into the library and all subsequent libraries and executables linked
6169     against it])
6170 _LT_TAGDECL([], [inherit_rpath], [0],
6171     [Set to yes if linker adds runtime paths of dependent libraries
6172     to runtime path list])
6173 _LT_TAGDECL([], [link_all_deplibs], [0],
6174     [Whether libtool must link a program against all its dependency libraries])
6175 _LT_TAGDECL([], [always_export_symbols], [0],
6176     [Set to "yes" if exported symbols are required])
6177 _LT_TAGDECL([], [export_symbols_cmds], [2],
6178     [The commands to list exported symbols])
6179 _LT_TAGDECL([], [exclude_expsyms], [1],
6180     [Symbols that should not be listed in the preloaded symbols])
6181 _LT_TAGDECL([], [include_expsyms], [1],
6182     [Symbols that must always be exported])
6183 _LT_TAGDECL([], [prelink_cmds], [2],
6184     [Commands necessary for linking programs (against libraries) with templates])
6185 _LT_TAGDECL([], [postlink_cmds], [2],
6186     [Commands necessary for finishing linking programs])
6187 _LT_TAGDECL([], [file_list_spec], [1],
6188     [Specify filename containing input files])
6189 dnl FIXME: Not yet implemented
6190 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
6191 dnl    [Compiler flag to generate thread safe objects])
6192 ])# _LT_LINKER_SHLIBS
6193
6194
6195 # _LT_LANG_C_CONFIG([TAG])
6196 # ------------------------
6197 # Ensure that the configuration variables for a C compiler are suitably
6198 # defined.  These variables are subsequently used by _LT_CONFIG to write
6199 # the compiler configuration to 'libtool'.
6200 m4_defun([_LT_LANG_C_CONFIG],
6201 [m4_require([_LT_DECL_EGREP])dnl
6202 lt_save_CC=$CC
6203 AC_LANG_PUSH(C)
6204
6205 # Source file extension for C test sources.
6206 ac_ext=c
6207
6208 # Object file extension for compiled C test sources.
6209 objext=o
6210 _LT_TAGVAR(objext, $1)=$objext
6211
6212 # Code to be used in simple compile tests
6213 lt_simple_compile_test_code="int some_variable = 0;"
6214
6215 # Code to be used in simple link tests
6216 lt_simple_link_test_code='int main(){return(0);}'
6217
6218 _LT_TAG_COMPILER
6219 # Save the default compiler, since it gets overwritten when the other
6220 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
6221 compiler_DEFAULT=$CC
6222
6223 # save warnings/boilerplate of simple test code
6224 _LT_COMPILER_BOILERPLATE
6225 _LT_LINKER_BOILERPLATE
6226
6227 ## CAVEAT EMPTOR:
6228 ## There is no encapsulation within the following macros, do not change
6229 ## the running order or otherwise move them around unless you know exactly
6230 ## what you are doing...
6231 if test -n "$compiler"; then
6232   _LT_COMPILER_NO_RTTI($1)
6233   _LT_COMPILER_PIC($1)
6234   _LT_COMPILER_C_O($1)
6235   _LT_COMPILER_FILE_LOCKS($1)
6236   _LT_LINKER_SHLIBS($1)
6237   _LT_SYS_DYNAMIC_LINKER($1)
6238   _LT_LINKER_HARDCODE_LIBPATH($1)
6239   LT_SYS_DLOPEN_SELF
6240   _LT_CMD_STRIPLIB
6241
6242   # Report what library types will actually be built
6243   AC_MSG_CHECKING([if libtool supports shared libraries])
6244   AC_MSG_RESULT([$can_build_shared])
6245
6246   AC_MSG_CHECKING([whether to build shared libraries])
6247   test no = "$can_build_shared" && enable_shared=no
6248
6249   # On AIX, shared libraries and static libraries use the same namespace, and
6250   # are all built from PIC.
6251   case $host_os in
6252   aix3*)
6253     test yes = "$enable_shared" && enable_static=no
6254     if test -n "$RANLIB"; then
6255       archive_cmds="$archive_cmds~\$RANLIB \$lib"
6256       postinstall_cmds='$RANLIB $lib'
6257     fi
6258     ;;
6259
6260   aix[[4-9]]*)
6261     if test ia64 != "$host_cpu"; then
6262       case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
6263       yes,aix,yes) ;;                   # shared object as lib.so file only
6264       yes,svr4,*) ;;                    # shared object as lib.so archive member only
6265       yes,*) enable_static=no ;;        # shared object in lib.a archive as well
6266       esac
6267     fi
6268     ;;
6269   esac
6270   AC_MSG_RESULT([$enable_shared])
6271
6272   AC_MSG_CHECKING([whether to build static libraries])
6273   # Make sure either enable_shared or enable_static is yes.
6274   test yes = "$enable_shared" || enable_static=yes
6275   AC_MSG_RESULT([$enable_static])
6276
6277   _LT_CONFIG($1)
6278 fi
6279 AC_LANG_POP
6280 CC=$lt_save_CC
6281 ])# _LT_LANG_C_CONFIG
6282
6283
6284 # _LT_LANG_CXX_CONFIG([TAG])
6285 # --------------------------
6286 # Ensure that the configuration variables for a C++ compiler are suitably
6287 # defined.  These variables are subsequently used by _LT_CONFIG to write
6288 # the compiler configuration to 'libtool'.
6289 m4_defun([_LT_LANG_CXX_CONFIG],
6290 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6291 m4_require([_LT_DECL_EGREP])dnl
6292 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
6293 if test -n "$CXX" && ( test no != "$CXX" &&
6294     ( (test g++ = "$CXX" && `g++ -v >/dev/null 2>&1` ) ||
6295     (test g++ != "$CXX"))); then
6296   AC_PROG_CXXCPP
6297 else
6298   _lt_caught_CXX_error=yes
6299 fi
6300
6301 AC_LANG_PUSH(C++)
6302 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6303 _LT_TAGVAR(allow_undefined_flag, $1)=
6304 _LT_TAGVAR(always_export_symbols, $1)=no
6305 _LT_TAGVAR(archive_expsym_cmds, $1)=
6306 _LT_TAGVAR(compiler_needs_object, $1)=no
6307 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6308 _LT_TAGVAR(hardcode_direct, $1)=no
6309 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6310 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6311 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6312 _LT_TAGVAR(hardcode_minus_L, $1)=no
6313 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
6314 _LT_TAGVAR(hardcode_automatic, $1)=no
6315 _LT_TAGVAR(inherit_rpath, $1)=no
6316 _LT_TAGVAR(module_cmds, $1)=
6317 _LT_TAGVAR(module_expsym_cmds, $1)=
6318 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6319 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6320 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6321 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6322 _LT_TAGVAR(no_undefined_flag, $1)=
6323 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6324 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6325
6326 # Source file extension for C++ test sources.
6327 ac_ext=cpp
6328
6329 # Object file extension for compiled C++ test sources.
6330 objext=o
6331 _LT_TAGVAR(objext, $1)=$objext
6332
6333 # No sense in running all these tests if we already determined that
6334 # the CXX compiler isn't working.  Some variables (like enable_shared)
6335 # are currently assumed to apply to all compilers on this platform,
6336 # and will be corrupted by setting them based on a non-working compiler.
6337 if test yes != "$_lt_caught_CXX_error"; then
6338   # Code to be used in simple compile tests
6339   lt_simple_compile_test_code="int some_variable = 0;"
6340
6341   # Code to be used in simple link tests
6342   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
6343
6344   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6345   _LT_TAG_COMPILER
6346
6347   # save warnings/boilerplate of simple test code
6348   _LT_COMPILER_BOILERPLATE
6349   _LT_LINKER_BOILERPLATE
6350
6351   # Allow CC to be a program name with arguments.
6352   lt_save_CC=$CC
6353   lt_save_CFLAGS=$CFLAGS
6354   lt_save_LD=$LD
6355   lt_save_GCC=$GCC
6356   GCC=$GXX
6357   lt_save_with_gnu_ld=$with_gnu_ld
6358   lt_save_path_LD=$lt_cv_path_LD
6359   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
6360     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
6361   else
6362     $as_unset lt_cv_prog_gnu_ld
6363   fi
6364   if test -n "${lt_cv_path_LDCXX+set}"; then
6365     lt_cv_path_LD=$lt_cv_path_LDCXX
6366   else
6367     $as_unset lt_cv_path_LD
6368   fi
6369   test -z "${LDCXX+set}" || LD=$LDCXX
6370   CC=${CXX-"c++"}
6371   CFLAGS=$CXXFLAGS
6372   compiler=$CC
6373   _LT_TAGVAR(compiler, $1)=$CC
6374   _LT_CC_BASENAME([$compiler])
6375
6376   if test -n "$compiler"; then
6377     # We don't want -fno-exception when compiling C++ code, so set the
6378     # no_builtin_flag separately
6379     if test yes = "$GXX"; then
6380       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
6381     else
6382       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
6383     fi
6384
6385     if test yes = "$GXX"; then
6386       # Set up default GNU C++ configuration
6387
6388       LT_PATH_LD
6389
6390       # Check if GNU C++ uses GNU ld as the underlying linker, since the
6391       # archiving commands below assume that GNU ld is being used.
6392       if test yes = "$with_gnu_ld"; then
6393         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6394         _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'
6395
6396         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6397         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6398
6399         # If archive_cmds runs LD, not CC, wlarc should be empty
6400         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
6401         #     investigate it a little bit more. (MM)
6402         wlarc='$wl'
6403
6404         # ancient GNU ld didn't support --whole-archive et. al.
6405         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
6406           $GREP 'no-whole-archive' > /dev/null; then
6407           _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
6408         else
6409           _LT_TAGVAR(whole_archive_flag_spec, $1)=
6410         fi
6411       else
6412         with_gnu_ld=no
6413         wlarc=
6414
6415         # A generic and very simple default shared library creation
6416         # command for GNU C++ for the case where it uses the native
6417         # linker, instead of GNU ld.  If possible, this setting should
6418         # overridden to take advantage of the native linker features on
6419         # the platform it is being used on.
6420         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6421       fi
6422
6423       # Commands to make compiler produce verbose output that lists
6424       # what "hidden" libraries, object files and flags are used when
6425       # linking a shared library.
6426       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6427
6428     else
6429       GXX=no
6430       with_gnu_ld=no
6431       wlarc=
6432     fi
6433
6434     # PORTME: fill in a description of your system's C++ link characteristics
6435     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
6436     _LT_TAGVAR(ld_shlibs, $1)=yes
6437     case $host_os in
6438       aix3*)
6439         # FIXME: insert proper C++ library support
6440         _LT_TAGVAR(ld_shlibs, $1)=no
6441         ;;
6442       aix[[4-9]]*)
6443         if test ia64 = "$host_cpu"; then
6444           # On IA64, the linker does run time linking by default, so we don't
6445           # have to do anything special.
6446           aix_use_runtimelinking=no
6447           exp_sym_flag='-Bexport'
6448           no_entry_flag=
6449         else
6450           aix_use_runtimelinking=no
6451
6452           # Test if we are trying to use run time linking or normal
6453           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
6454           # have runtime linking enabled, and use it for executables.
6455           # For shared libraries, we enable/disable runtime linking
6456           # depending on the kind of the shared library created -
6457           # when "with_aix_soname,aix_use_runtimelinking" is:
6458           # "aix,no"   lib.a(lib.so.V) shared, rtl:no,  for executables
6459           # "aix,yes"  lib.so          shared, rtl:yes, for executables
6460           #            lib.a           static archive
6461           # "both,no"  lib.so.V(shr.o) shared, rtl:yes
6462           #            lib.a(lib.so.V) shared, rtl:no,  for executables
6463           # "both,yes" lib.so.V(shr.o) shared, rtl:yes, for executables
6464           #            lib.a(lib.so.V) shared, rtl:no
6465           # "svr4,*"   lib.so.V(shr.o) shared, rtl:yes, for executables
6466           #            lib.a           static archive
6467           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
6468             for ld_flag in $LDFLAGS; do
6469               case $ld_flag in
6470               *-brtl*)
6471                 aix_use_runtimelinking=yes
6472                 break
6473                 ;;
6474               esac
6475             done
6476             if test svr4,no = "$with_aix_soname,$aix_use_runtimelinking"; then
6477               # With aix-soname=svr4, we create the lib.so.V shared archives only,
6478               # so we don't have lib.a shared libs to link our executables.
6479               # We have to force runtime linking in this case.
6480               aix_use_runtimelinking=yes
6481               LDFLAGS="$LDFLAGS -Wl,-brtl"
6482             fi
6483             ;;
6484           esac
6485
6486           exp_sym_flag='-bexport'
6487           no_entry_flag='-bnoentry'
6488         fi
6489
6490         # When large executables or shared objects are built, AIX ld can
6491         # have problems creating the table of contents.  If linking a library
6492         # or program results in "error TOC overflow" add -mminimal-toc to
6493         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
6494         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
6495
6496         _LT_TAGVAR(archive_cmds, $1)=''
6497         _LT_TAGVAR(hardcode_direct, $1)=yes
6498         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6499         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6500         _LT_TAGVAR(link_all_deplibs, $1)=yes
6501         _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
6502         case $with_aix_soname,$aix_use_runtimelinking in
6503         aix,*) ;;       # no import file
6504         svr4,* | *,yes) # use import file
6505           # The Import File defines what to hardcode.
6506           _LT_TAGVAR(hardcode_direct, $1)=no
6507           _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6508           ;;
6509         esac
6510
6511         if test yes = "$GXX"; then
6512           case $host_os in aix4.[[012]]|aix4.[[012]].*)
6513           # We only want to do this on AIX 4.2 and lower, the check
6514           # below for broken collect2 doesn't work under 4.3+
6515           collect2name=`$CC -print-prog-name=collect2`
6516           if test -f "$collect2name" &&
6517              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
6518           then
6519             # We have reworked collect2
6520             :
6521           else
6522             # We have old collect2
6523             _LT_TAGVAR(hardcode_direct, $1)=unsupported
6524             # It fails to find uninstalled libraries when the uninstalled
6525             # path is not listed in the libpath.  Setting hardcode_minus_L
6526             # to unsupported forces relinking
6527             _LT_TAGVAR(hardcode_minus_L, $1)=yes
6528             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6529             _LT_TAGVAR(hardcode_libdir_separator, $1)=
6530           fi
6531           esac
6532           shared_flag='-shared'
6533           if test yes = "$aix_use_runtimelinking"; then
6534             shared_flag=$shared_flag' $wl-G'
6535           fi
6536           # Need to ensure runtime linking is disabled for the traditional
6537           # shared library, or the linker may eventually find shared libraries
6538           # /with/ Import File - we do not want to mix them.
6539           shared_flag_aix='-shared'
6540           shared_flag_svr4='-shared $wl-G'
6541         else
6542           # not using gcc
6543           if test ia64 = "$host_cpu"; then
6544           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
6545           # chokes on -Wl,-G. The following line is correct:
6546           shared_flag='-G'
6547           else
6548             if test yes = "$aix_use_runtimelinking"; then
6549               shared_flag='$wl-G'
6550             else
6551               shared_flag='$wl-bM:SRE'
6552             fi
6553             shared_flag_aix='$wl-bM:SRE'
6554             shared_flag_svr4='$wl-G'
6555           fi
6556         fi
6557
6558         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
6559         # It seems that -bexpall does not export symbols beginning with
6560         # underscore (_), so it is better to generate a list of symbols to
6561         # export.
6562         _LT_TAGVAR(always_export_symbols, $1)=yes
6563         if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
6564           # Warning - without using the other runtime loading flags (-brtl),
6565           # -berok will link without error, but may produce a broken library.
6566           # The "-G" linker flag allows undefined symbols.
6567           _LT_TAGVAR(no_undefined_flag, $1)='-bernotok'
6568           # Determine the default libpath from the value encoded in an empty
6569           # executable.
6570           _LT_SYS_MODULE_PATH_AIX([$1])
6571           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6572
6573           _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' '$shared_flag
6574         else
6575           if test ia64 = "$host_cpu"; then
6576             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
6577             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
6578             _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"
6579           else
6580             # Determine the default libpath from the value encoded in an
6581             # empty executable.
6582             _LT_SYS_MODULE_PATH_AIX([$1])
6583             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6584             # Warning - without using the other run time loading flags,
6585             # -berok will link without error, but may produce a broken library.
6586             _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
6587             _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
6588             if test yes = "$with_gnu_ld"; then
6589               # We only use this code for GNU lds that support --whole-archive.
6590               _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6591             else
6592               # Exported symbols can be pulled into shared objects from archives
6593               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
6594             fi
6595             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6596             _LT_TAGVAR(archive_expsym_cmds, $1)='$RM -r $output_objdir/$realname.d~$MKDIR $output_objdir/$realname.d'
6597             # -brtl affects multiple linker settings, -berok does not and is overridden later
6598             compiler_flags_filtered='`func_echo_all "$compiler_flags " | $SED -e "s%-brtl\\([[, ]]\\)%-berok\\1%g"`'
6599             if test svr4 != "$with_aix_soname"; then
6600               # This is similar to how AIX traditionally builds its shared
6601               # libraries. Need -bnortl late, we may have -brtl in LDFLAGS.
6602               _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/$soname'
6603             fi
6604             if test aix != "$with_aix_soname"; then
6605               _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'
6606             else
6607               # used by -dlpreopen to get the symbols
6608               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$MV  $output_objdir/$realname.d/$soname $output_objdir'
6609             fi
6610             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$RM -r $output_objdir/$realname.d'
6611           fi
6612         fi
6613         ;;
6614
6615       beos*)
6616         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
6617           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6618           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
6619           # support --undefined.  This deserves some investigation.  FIXME
6620           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6621         else
6622           _LT_TAGVAR(ld_shlibs, $1)=no
6623         fi
6624         ;;
6625
6626       chorus*)
6627         case $cc_basename in
6628           *)
6629           # FIXME: insert proper C++ library support
6630           _LT_TAGVAR(ld_shlibs, $1)=no
6631           ;;
6632         esac
6633         ;;
6634
6635       cygwin* | mingw* | pw32* | cegcc*)
6636         case $GXX,$cc_basename in
6637         ,cl* | no,cl*)
6638           # Native MSVC
6639           # hardcode_libdir_flag_spec is actually meaningless, as there is
6640           # no search path for DLLs.
6641           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
6642           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6643           _LT_TAGVAR(always_export_symbols, $1)=yes
6644           _LT_TAGVAR(file_list_spec, $1)='@'
6645           # Tell ltmain to make .lib files, not .a files.
6646           libext=lib
6647           # Tell ltmain to make .dll files, not .so files.
6648           shrext_cmds=.dll
6649           # FIXME: Setting linknames here is a bad hack.
6650           _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
6651           _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6652               cp "$export_symbols" "$output_objdir/$soname.def";
6653               echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
6654             else
6655               $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
6656             fi~
6657             $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
6658             linknames='
6659           # The linker will not automatically build a static lib if we build a DLL.
6660           # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
6661           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6662           # Don't use ranlib
6663           _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
6664           _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
6665             lt_tool_outputfile="@TOOL_OUTPUT@"~
6666             case $lt_outputfile in
6667               *.exe|*.EXE) ;;
6668               *)
6669                 lt_outputfile=$lt_outputfile.exe
6670                 lt_tool_outputfile=$lt_tool_outputfile.exe
6671                 ;;
6672             esac~
6673             func_to_tool_file "$lt_outputfile"~
6674             if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
6675               $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
6676               $RM "$lt_outputfile.manifest";
6677             fi'
6678           ;;
6679         *)
6680           # g++
6681           # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
6682           # as there is no search path for DLLs.
6683           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6684           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
6685           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6686           _LT_TAGVAR(always_export_symbols, $1)=no
6687           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6688
6689           if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
6690             _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'
6691             # If the export-symbols file already is a .def file, use it as
6692             # is; otherwise, prepend EXPORTS...
6693             _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6694               cp $export_symbols $output_objdir/$soname.def;
6695             else
6696               echo EXPORTS > $output_objdir/$soname.def;
6697               cat $export_symbols >> $output_objdir/$soname.def;
6698             fi~
6699             $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'
6700           else
6701             _LT_TAGVAR(ld_shlibs, $1)=no
6702           fi
6703           ;;
6704         esac
6705         ;;
6706       darwin* | rhapsody*)
6707         _LT_DARWIN_LINKER_FEATURES($1)
6708         ;;
6709
6710       os2*)
6711         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6712         _LT_TAGVAR(hardcode_minus_L, $1)=yes
6713         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6714         shrext_cmds=.dll
6715         _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
6716           $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
6717           $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
6718           $ECHO EXPORTS >> $output_objdir/$libname.def~
6719           emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
6720           $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
6721           emximp -o $lib $output_objdir/$libname.def'
6722         _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
6723           $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
6724           $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
6725           $ECHO EXPORTS >> $output_objdir/$libname.def~
6726           prefix_cmds="$SED"~
6727           if test EXPORTS = "`$SED 1q $export_symbols`"; then
6728             prefix_cmds="$prefix_cmds -e 1d";
6729           fi~
6730           prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
6731           cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
6732           $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
6733           emximp -o $lib $output_objdir/$libname.def'
6734         _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
6735         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6736         ;;
6737
6738       dgux*)
6739         case $cc_basename in
6740           ec++*)
6741             # FIXME: insert proper C++ library support
6742             _LT_TAGVAR(ld_shlibs, $1)=no
6743             ;;
6744           ghcx*)
6745             # Green Hills C++ Compiler
6746             # FIXME: insert proper C++ library support
6747             _LT_TAGVAR(ld_shlibs, $1)=no
6748             ;;
6749           *)
6750             # FIXME: insert proper C++ library support
6751             _LT_TAGVAR(ld_shlibs, $1)=no
6752             ;;
6753         esac
6754         ;;
6755
6756       freebsd2.*)
6757         # C++ shared libraries reported to be fairly broken before
6758         # switch to ELF
6759         _LT_TAGVAR(ld_shlibs, $1)=no
6760         ;;
6761
6762       freebsd-elf*)
6763         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6764         ;;
6765
6766       freebsd* | dragonfly*)
6767         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
6768         # conventions
6769         _LT_TAGVAR(ld_shlibs, $1)=yes
6770         ;;
6771
6772       haiku*)
6773         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6774         _LT_TAGVAR(link_all_deplibs, $1)=yes
6775         ;;
6776
6777       hpux9*)
6778         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6779         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6780         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6781         _LT_TAGVAR(hardcode_direct, $1)=yes
6782         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6783                                              # but as the default
6784                                              # location of the library.
6785
6786         case $cc_basename in
6787           CC*)
6788             # FIXME: insert proper C++ library support
6789             _LT_TAGVAR(ld_shlibs, $1)=no
6790             ;;
6791           aCC*)
6792             _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 $lib'
6793             # Commands to make compiler produce verbose output that lists
6794             # what "hidden" libraries, object files and flags are used when
6795             # linking a shared library.
6796             #
6797             # There doesn't appear to be a way to prevent this compiler from
6798             # explicitly linking system object files so we need to strip them
6799             # from the output so that they don't get included in the library
6800             # dependencies.
6801             output_verbose_link_cmd='templist=`($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"'
6802             ;;
6803           *)
6804             if test yes = "$GXX"; then
6805               _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'
6806             else
6807               # FIXME: insert proper C++ library support
6808               _LT_TAGVAR(ld_shlibs, $1)=no
6809             fi
6810             ;;
6811         esac
6812         ;;
6813
6814       hpux10*|hpux11*)
6815         if test no = "$with_gnu_ld"; then
6816           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6817           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6818
6819           case $host_cpu in
6820             hppa*64*|ia64*)
6821               ;;
6822             *)
6823               _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6824               ;;
6825           esac
6826         fi
6827         case $host_cpu in
6828           hppa*64*|ia64*)
6829             _LT_TAGVAR(hardcode_direct, $1)=no
6830             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6831             ;;
6832           *)
6833             _LT_TAGVAR(hardcode_direct, $1)=yes
6834             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6835             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6836                                                  # but as the default
6837                                                  # location of the library.
6838             ;;
6839         esac
6840
6841         case $cc_basename in
6842           CC*)
6843             # FIXME: insert proper C++ library support
6844             _LT_TAGVAR(ld_shlibs, $1)=no
6845             ;;
6846           aCC*)
6847             case $host_cpu in
6848               hppa*64*)
6849                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6850                 ;;
6851               ia64*)
6852                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6853                 ;;
6854               *)
6855                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6856                 ;;
6857             esac
6858             # Commands to make compiler produce verbose output that lists
6859             # what "hidden" libraries, object files and flags are used when
6860             # linking a shared library.
6861             #
6862             # There doesn't appear to be a way to prevent this compiler from
6863             # explicitly linking system object files so we need to strip them
6864             # from the output so that they don't get included in the library
6865             # dependencies.
6866             output_verbose_link_cmd='templist=`($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"'
6867             ;;
6868           *)
6869             if test yes = "$GXX"; then
6870               if test no = "$with_gnu_ld"; then
6871                 case $host_cpu in
6872                   hppa*64*)
6873                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6874                     ;;
6875                   ia64*)
6876                     _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'
6877                     ;;
6878                   *)
6879                     _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'
6880                     ;;
6881                 esac
6882               fi
6883             else
6884               # FIXME: insert proper C++ library support
6885               _LT_TAGVAR(ld_shlibs, $1)=no
6886             fi
6887             ;;
6888         esac
6889         ;;
6890
6891       interix[[3-9]]*)
6892         _LT_TAGVAR(hardcode_direct, $1)=no
6893         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6894         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6895         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6896         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
6897         # Instead, shared libraries are loaded at an image base (0x10000000 by
6898         # default) and relocated if they conflict, which is a slow very memory
6899         # consuming and fragmenting process.  To avoid this, we pick a random,
6900         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
6901         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
6902         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6903         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6904         ;;
6905       irix5* | irix6*)
6906         case $cc_basename in
6907           CC*)
6908             # SGI C++
6909             _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'
6910
6911             # Archives containing C++ object files must be created using
6912             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
6913             # necessary to make sure instantiated templates are included
6914             # in the archive.
6915             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
6916             ;;
6917           *)
6918             if test yes = "$GXX"; then
6919               if test no = "$with_gnu_ld"; then
6920                 _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'
6921               else
6922                 _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'
6923               fi
6924             fi
6925             _LT_TAGVAR(link_all_deplibs, $1)=yes
6926             ;;
6927         esac
6928         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6929         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6930         _LT_TAGVAR(inherit_rpath, $1)=yes
6931         ;;
6932
6933       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
6934         case $cc_basename in
6935           KCC*)
6936             # Kuck and Associates, Inc. (KAI) C++ Compiler
6937
6938             # KCC will only create a shared library if the output file
6939             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6940             # to its proper name (with version) after linking.
6941             _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'
6942             _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 $lib'
6943             # Commands to make compiler produce verbose output that lists
6944             # what "hidden" libraries, object files and flags are used when
6945             # linking a shared library.
6946             #
6947             # There doesn't appear to be a way to prevent this compiler from
6948             # explicitly linking system object files so we need to strip them
6949             # from the output so that they don't get included in the library
6950             # dependencies.
6951             output_verbose_link_cmd='templist=`$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"'
6952
6953             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6954             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6955
6956             # Archives containing C++ object files must be created using
6957             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6958             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6959             ;;
6960           icpc* | ecpc* )
6961             # Intel C++
6962             with_gnu_ld=yes
6963             # version 8.0 and above of icpc choke on multiply defined symbols
6964             # if we add $predep_objects and $postdep_objects, however 7.1 and
6965             # earlier do not add the objects themselves.
6966             case `$CC -V 2>&1` in
6967               *"Version 7."*)
6968                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6969                 _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'
6970                 ;;
6971               *)  # Version 8.0 or newer
6972                 tmp_idyn=
6973                 case $host_cpu in
6974                   ia64*) tmp_idyn=' -i_dynamic';;
6975                 esac
6976                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6977                 _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'
6978                 ;;
6979             esac
6980             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6981             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6982             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6983             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6984             ;;
6985           pgCC* | pgcpp*)
6986             # Portland Group C++ compiler
6987             case `$CC -V` in
6988             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6989               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6990                rm -rf $tpldir~
6991                $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6992                compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6993               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6994                 rm -rf $tpldir~
6995                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6996                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6997                 $RANLIB $oldlib'
6998               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6999                 rm -rf $tpldir~
7000                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
7001                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7002               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
7003                 rm -rf $tpldir~
7004                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
7005                 $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'
7006               ;;
7007             *) # Version 6 and above use weak symbols
7008               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7009               _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'
7010               ;;
7011             esac
7012
7013             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl--rpath $wl$libdir'
7014             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
7015             _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'
7016             ;;
7017           cxx*)
7018             # Compaq C++
7019             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7020             _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'
7021
7022             runpath_var=LD_RUN_PATH
7023             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
7024             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7025
7026             # Commands to make compiler produce verbose output that lists
7027             # what "hidden" libraries, object files and flags are used when
7028             # linking a shared library.
7029             #
7030             # There doesn't appear to be a way to prevent this compiler from
7031             # explicitly linking system object files so we need to strip them
7032             # from the output so that they don't get included in the library
7033             # dependencies.
7034             output_verbose_link_cmd='templist=`$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'
7035             ;;
7036           xl* | mpixl* | bgxl*)
7037             # IBM XL 8.0 on PPC, with GNU ld
7038             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7039             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
7040             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
7041             if test yes = "$supports_anon_versioning"; then
7042               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
7043                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
7044                 echo "local: *; };" >> $output_objdir/$libname.ver~
7045                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
7046             fi
7047             ;;
7048           *)
7049             case `$CC -V 2>&1 | sed 5q` in
7050             *Sun\ C*)
7051               # Sun C++ 5.9
7052               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
7053               _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
7054               _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'
7055               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7056               _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'
7057               _LT_TAGVAR(compiler_needs_object, $1)=yes
7058
7059               # Not sure whether something based on
7060               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
7061               # would be better.
7062               output_verbose_link_cmd='func_echo_all'
7063
7064               # Archives containing C++ object files must be created using
7065               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
7066               # necessary to make sure instantiated templates are included
7067               # in the archive.
7068               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
7069               ;;
7070             esac
7071             ;;
7072         esac
7073         ;;
7074
7075       lynxos*)
7076         # FIXME: insert proper C++ library support
7077         _LT_TAGVAR(ld_shlibs, $1)=no
7078         ;;
7079
7080       m88k*)
7081         # FIXME: insert proper C++ library support
7082         _LT_TAGVAR(ld_shlibs, $1)=no
7083         ;;
7084
7085       mvs*)
7086         case $cc_basename in
7087           cxx*)
7088             # FIXME: insert proper C++ library support
7089             _LT_TAGVAR(ld_shlibs, $1)=no
7090             ;;
7091           *)
7092             # FIXME: insert proper C++ library support
7093             _LT_TAGVAR(ld_shlibs, $1)=no
7094             ;;
7095         esac
7096         ;;
7097
7098       netbsd*)
7099         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
7100           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
7101           wlarc=
7102           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7103           _LT_TAGVAR(hardcode_direct, $1)=yes
7104           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7105         fi
7106         # Workaround some broken pre-1.5 toolchains
7107         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
7108         ;;
7109
7110       *nto* | *qnx*)
7111         _LT_TAGVAR(ld_shlibs, $1)=yes
7112         ;;
7113
7114       openbsd* | bitrig*)
7115         if test -f /usr/libexec/ld.so; then
7116           _LT_TAGVAR(hardcode_direct, $1)=yes
7117           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7118           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
7119           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
7120           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
7121           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`"; then
7122             _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'
7123             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
7124             _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
7125           fi
7126           output_verbose_link_cmd=func_echo_all
7127         else
7128           _LT_TAGVAR(ld_shlibs, $1)=no
7129         fi
7130         ;;
7131
7132       osf3* | osf4* | osf5*)
7133         case $cc_basename in
7134           KCC*)
7135             # Kuck and Associates, Inc. (KAI) C++ Compiler
7136
7137             # KCC will only create a shared library if the output file
7138             # ends with ".so" (or ".sl" for HP-UX), so rename the library
7139             # to its proper name (with version) after linking.
7140             _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'
7141
7142             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
7143             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7144
7145             # Archives containing C++ object files must be created using
7146             # the KAI C++ compiler.
7147             case $host in
7148               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
7149               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
7150             esac
7151             ;;
7152           RCC*)
7153             # Rational C++ 2.4.1
7154             # FIXME: insert proper C++ library support
7155             _LT_TAGVAR(ld_shlibs, $1)=no
7156             ;;
7157           cxx*)
7158             case $host in
7159               osf3*)
7160                 _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
7161                 _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'
7162                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7163                 ;;
7164               *)
7165                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
7166                 _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'
7167                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
7168                   echo "-hidden">> $lib.exp~
7169                   $CC -shared$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~
7170                   $RM $lib.exp'
7171                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
7172                 ;;
7173             esac
7174
7175             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7176
7177             # Commands to make compiler produce verbose output that lists
7178             # what "hidden" libraries, object files and flags are used when
7179             # linking a shared library.
7180             #
7181             # There doesn't appear to be a way to prevent this compiler from
7182             # explicitly linking system object files so we need to strip them
7183             # from the output so that they don't get included in the library
7184             # dependencies.
7185             output_verbose_link_cmd='templist=`$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"'
7186             ;;
7187           *)
7188             if test yes,no = "$GXX,$with_gnu_ld"; then
7189               _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
7190               case $host in
7191                 osf3*)
7192                   _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'
7193                   ;;
7194                 *)
7195                   _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'
7196                   ;;
7197               esac
7198
7199               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7200               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7201
7202               # Commands to make compiler produce verbose output that lists
7203               # what "hidden" libraries, object files and flags are used when
7204               # linking a shared library.
7205               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7206
7207             else
7208               # FIXME: insert proper C++ library support
7209               _LT_TAGVAR(ld_shlibs, $1)=no
7210             fi
7211             ;;
7212         esac
7213         ;;
7214
7215       psos*)
7216         # FIXME: insert proper C++ library support
7217         _LT_TAGVAR(ld_shlibs, $1)=no
7218         ;;
7219
7220       sunos4*)
7221         case $cc_basename in
7222           CC*)
7223             # Sun C++ 4.x
7224             # FIXME: insert proper C++ library support
7225             _LT_TAGVAR(ld_shlibs, $1)=no
7226             ;;
7227           lcc*)
7228             # Lucid
7229             # FIXME: insert proper C++ library support
7230             _LT_TAGVAR(ld_shlibs, $1)=no
7231             ;;
7232           *)
7233             # FIXME: insert proper C++ library support
7234             _LT_TAGVAR(ld_shlibs, $1)=no
7235             ;;
7236         esac
7237         ;;
7238
7239       solaris*)
7240         case $cc_basename in
7241           CC* | sunCC*)
7242             # Sun C++ 4.2, 5.x and Centerline C++
7243             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
7244             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
7245             _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
7246             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7247               $CC -G$allow_undefined_flag $wl-M $wl$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7248
7249             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7250             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7251             case $host_os in
7252               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
7253               *)
7254                 # The compiler driver will combine and reorder linker options,
7255                 # but understands '-z linker_flag'.
7256                 # Supported since Solaris 2.6 (maybe 2.5.1?)
7257                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
7258                 ;;
7259             esac
7260             _LT_TAGVAR(link_all_deplibs, $1)=yes
7261
7262             output_verbose_link_cmd='func_echo_all'
7263
7264             # Archives containing C++ object files must be created using
7265             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
7266             # necessary to make sure instantiated templates are included
7267             # in the archive.
7268             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
7269             ;;
7270           gcx*)
7271             # Green Hills C++ Compiler
7272             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7273
7274             # The C++ compiler must be used to create the archive.
7275             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
7276             ;;
7277           *)
7278             # GNU C++ compiler with Solaris linker
7279             if test yes,no = "$GXX,$with_gnu_ld"; then
7280               _LT_TAGVAR(no_undefined_flag, $1)=' $wl-z ${wl}defs'
7281               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
7282                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7283                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7284                   $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 $lib.exp'
7285
7286                 # Commands to make compiler produce verbose output that lists
7287                 # what "hidden" libraries, object files and flags are used when
7288                 # linking a shared library.
7289                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7290               else
7291                 # g++ 2.7 appears to require '-G' NOT '-shared' on this
7292                 # platform.
7293                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7294                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7295                   $CC -G -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7296
7297                 # Commands to make compiler produce verbose output that lists
7298                 # what "hidden" libraries, object files and flags are used when
7299                 # linking a shared library.
7300                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7301               fi
7302
7303               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $wl$libdir'
7304               case $host_os in
7305                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
7306                 *)
7307                   _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
7308                   ;;
7309               esac
7310             fi
7311             ;;
7312         esac
7313         ;;
7314
7315     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
7316       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
7317       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7318       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7319       runpath_var='LD_RUN_PATH'
7320
7321       case $cc_basename in
7322         CC*)
7323           _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7324           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7325           ;;
7326         *)
7327           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7328           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7329           ;;
7330       esac
7331       ;;
7332
7333       sysv5* | sco3.2v5* | sco5v6*)
7334         # Note: We CANNOT use -z defs as we might desire, because we do not
7335         # link with -lc, and that would cause any symbols used from libc to
7336         # always be unresolved, which means just about no library would
7337         # ever link correctly.  If we're not using GNU ld we use -z text
7338         # though, which does catch some bad symbols but isn't as heavy-handed
7339         # as -z defs.
7340         _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
7341         _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
7342         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7343         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7344         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
7345         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
7346         _LT_TAGVAR(link_all_deplibs, $1)=yes
7347         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
7348         runpath_var='LD_RUN_PATH'
7349
7350         case $cc_basename in
7351           CC*)
7352             _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7353             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7354             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
7355               '"$_LT_TAGVAR(old_archive_cmds, $1)"
7356             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
7357               '"$_LT_TAGVAR(reload_cmds, $1)"
7358             ;;
7359           *)
7360             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7361             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7362             ;;
7363         esac
7364       ;;
7365
7366       tandem*)
7367         case $cc_basename in
7368           NCC*)
7369             # NonStop-UX NCC 3.20
7370             # FIXME: insert proper C++ library support
7371             _LT_TAGVAR(ld_shlibs, $1)=no
7372             ;;
7373           *)
7374             # FIXME: insert proper C++ library support
7375             _LT_TAGVAR(ld_shlibs, $1)=no
7376             ;;
7377         esac
7378         ;;
7379
7380       vxworks*)
7381         # FIXME: insert proper C++ library support
7382         _LT_TAGVAR(ld_shlibs, $1)=no
7383         ;;
7384
7385       *)
7386         # FIXME: insert proper C++ library support
7387         _LT_TAGVAR(ld_shlibs, $1)=no
7388         ;;
7389     esac
7390
7391     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
7392     test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
7393
7394     _LT_TAGVAR(GCC, $1)=$GXX
7395     _LT_TAGVAR(LD, $1)=$LD
7396
7397     ## CAVEAT EMPTOR:
7398     ## There is no encapsulation within the following macros, do not change
7399     ## the running order or otherwise move them around unless you know exactly
7400     ## what you are doing...
7401     _LT_SYS_HIDDEN_LIBDEPS($1)
7402     _LT_COMPILER_PIC($1)
7403     _LT_COMPILER_C_O($1)
7404     _LT_COMPILER_FILE_LOCKS($1)
7405     _LT_LINKER_SHLIBS($1)
7406     _LT_SYS_DYNAMIC_LINKER($1)
7407     _LT_LINKER_HARDCODE_LIBPATH($1)
7408
7409     _LT_CONFIG($1)
7410   fi # test -n "$compiler"
7411
7412   CC=$lt_save_CC
7413   CFLAGS=$lt_save_CFLAGS
7414   LDCXX=$LD
7415   LD=$lt_save_LD
7416   GCC=$lt_save_GCC
7417   with_gnu_ld=$lt_save_with_gnu_ld
7418   lt_cv_path_LDCXX=$lt_cv_path_LD
7419   lt_cv_path_LD=$lt_save_path_LD
7420   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
7421   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
7422 fi # test yes != "$_lt_caught_CXX_error"
7423
7424 AC_LANG_POP
7425 ])# _LT_LANG_CXX_CONFIG
7426
7427
7428 # _LT_FUNC_STRIPNAME_CNF
7429 # ----------------------
7430 # func_stripname_cnf prefix suffix name
7431 # strip PREFIX and SUFFIX off of NAME.
7432 # PREFIX and SUFFIX must not contain globbing or regex special
7433 # characters, hashes, percent signs, but SUFFIX may contain a leading
7434 # dot (in which case that matches only a dot).
7435 #
7436 # This function is identical to the (non-XSI) version of func_stripname,
7437 # except this one can be used by m4 code that may be executed by configure,
7438 # rather than the libtool script.
7439 m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
7440 AC_REQUIRE([_LT_DECL_SED])
7441 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
7442 func_stripname_cnf ()
7443 {
7444   case @S|@2 in
7445   .*) func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%\\\\@S|@2\$%%"`;;
7446   *)  func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%@S|@2\$%%"`;;
7447   esac
7448 } # func_stripname_cnf
7449 ])# _LT_FUNC_STRIPNAME_CNF
7450
7451
7452 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
7453 # ---------------------------------
7454 # Figure out "hidden" library dependencies from verbose
7455 # compiler output when linking a shared library.
7456 # Parse the compiler output and extract the necessary
7457 # objects, libraries and library flags.
7458 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
7459 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
7460 AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
7461 # Dependencies to place before and after the object being linked:
7462 _LT_TAGVAR(predep_objects, $1)=
7463 _LT_TAGVAR(postdep_objects, $1)=
7464 _LT_TAGVAR(predeps, $1)=
7465 _LT_TAGVAR(postdeps, $1)=
7466 _LT_TAGVAR(compiler_lib_search_path, $1)=
7467
7468 dnl we can't use the lt_simple_compile_test_code here,
7469 dnl because it contains code intended for an executable,
7470 dnl not a library.  It's possible we should let each
7471 dnl tag define a new lt_????_link_test_code variable,
7472 dnl but it's only used here...
7473 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
7474 int a;
7475 void foo (void) { a = 0; }
7476 _LT_EOF
7477 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
7478 class Foo
7479 {
7480 public:
7481   Foo (void) { a = 0; }
7482 private:
7483   int a;
7484 };
7485 _LT_EOF
7486 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
7487       subroutine foo
7488       implicit none
7489       integer*4 a
7490       a=0
7491       return
7492       end
7493 _LT_EOF
7494 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
7495       subroutine foo
7496       implicit none
7497       integer a
7498       a=0
7499       return
7500       end
7501 _LT_EOF
7502 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
7503 public class foo {
7504   private int a;
7505   public void bar (void) {
7506     a = 0;
7507   }
7508 };
7509 _LT_EOF
7510 ], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
7511 package foo
7512 func foo() {
7513 }
7514 _LT_EOF
7515 ])
7516
7517 _lt_libdeps_save_CFLAGS=$CFLAGS
7518 case "$CC $CFLAGS " in #(
7519 *\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
7520 *\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
7521 *\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
7522 esac
7523
7524 dnl Parse the compiler output and extract the necessary
7525 dnl objects, libraries and library flags.
7526 if AC_TRY_EVAL(ac_compile); then
7527   # Parse the compiler output and extract the necessary
7528   # objects, libraries and library flags.
7529
7530   # Sentinel used to keep track of whether or not we are before
7531   # the conftest object file.
7532   pre_test_object_deps_done=no
7533
7534   for p in `eval "$output_verbose_link_cmd"`; do
7535     case $prev$p in
7536
7537     -L* | -R* | -l*)
7538        # Some compilers place space between "-{L,R}" and the path.
7539        # Remove the space.
7540        if test x-L = "$p" ||
7541           test x-R = "$p"; then
7542          prev=$p
7543          continue
7544        fi
7545
7546        # Expand the sysroot to ease extracting the directories later.
7547        if test -z "$prev"; then
7548          case $p in
7549          -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
7550          -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
7551          -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
7552          esac
7553        fi
7554        case $p in
7555        =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
7556        esac
7557        if test no = "$pre_test_object_deps_done"; then
7558          case $prev in
7559          -L | -R)
7560            # Internal compiler library paths should come after those
7561            # provided the user.  The postdeps already come after the
7562            # user supplied libs so there is no need to process them.
7563            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
7564              _LT_TAGVAR(compiler_lib_search_path, $1)=$prev$p
7565            else
7566              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} $prev$p"
7567            fi
7568            ;;
7569          # The "-l" case would never come before the object being
7570          # linked, so don't bother handling this case.
7571          esac
7572        else
7573          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
7574            _LT_TAGVAR(postdeps, $1)=$prev$p
7575          else
7576            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} $prev$p"
7577          fi
7578        fi
7579        prev=
7580        ;;
7581
7582     *.lto.$objext) ;; # Ignore GCC LTO objects
7583     *.$objext)
7584        # This assumes that the test object file only shows up
7585        # once in the compiler output.
7586        if test "$p" = "conftest.$objext"; then
7587          pre_test_object_deps_done=yes
7588          continue
7589        fi
7590
7591        if test no = "$pre_test_object_deps_done"; then
7592          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
7593            _LT_TAGVAR(predep_objects, $1)=$p
7594          else
7595            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
7596          fi
7597        else
7598          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
7599            _LT_TAGVAR(postdep_objects, $1)=$p
7600          else
7601            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
7602          fi
7603        fi
7604        ;;
7605
7606     *) ;; # Ignore the rest.
7607
7608     esac
7609   done
7610
7611   # Clean up.
7612   rm -f a.out a.exe
7613 else
7614   echo "libtool.m4: error: problem compiling $1 test program"
7615 fi
7616
7617 $RM -f confest.$objext
7618 CFLAGS=$_lt_libdeps_save_CFLAGS
7619
7620 # PORTME: override above test on systems where it is broken
7621 m4_if([$1], [CXX],
7622 [case $host_os in
7623 interix[[3-9]]*)
7624   # Interix 3.5 installs completely hosed .la files for C++, so rather than
7625   # hack all around it, let's just trust "g++" to DTRT.
7626   _LT_TAGVAR(predep_objects,$1)=
7627   _LT_TAGVAR(postdep_objects,$1)=
7628   _LT_TAGVAR(postdeps,$1)=
7629   ;;
7630 esac
7631 ])
7632
7633 case " $_LT_TAGVAR(postdeps, $1) " in
7634 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
7635 esac
7636  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
7637 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
7638  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | $SED -e 's! -L! !g' -e 's!^ !!'`
7639 fi
7640 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
7641     [The directories searched by this compiler when creating a shared library])
7642 _LT_TAGDECL([], [predep_objects], [1],
7643     [Dependencies to place before and after the objects being linked to
7644     create a shared library])
7645 _LT_TAGDECL([], [postdep_objects], [1])
7646 _LT_TAGDECL([], [predeps], [1])
7647 _LT_TAGDECL([], [postdeps], [1])
7648 _LT_TAGDECL([], [compiler_lib_search_path], [1],
7649     [The library search path used internally by the compiler when linking
7650     a shared library])
7651 ])# _LT_SYS_HIDDEN_LIBDEPS
7652
7653
7654 # _LT_LANG_F77_CONFIG([TAG])
7655 # --------------------------
7656 # Ensure that the configuration variables for a Fortran 77 compiler are
7657 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7658 # to write the compiler configuration to 'libtool'.
7659 m4_defun([_LT_LANG_F77_CONFIG],
7660 [AC_LANG_PUSH(Fortran 77)
7661 if test -z "$F77" || test no = "$F77"; then
7662   _lt_disable_F77=yes
7663 fi
7664
7665 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7666 _LT_TAGVAR(allow_undefined_flag, $1)=
7667 _LT_TAGVAR(always_export_symbols, $1)=no
7668 _LT_TAGVAR(archive_expsym_cmds, $1)=
7669 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7670 _LT_TAGVAR(hardcode_direct, $1)=no
7671 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7672 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7673 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7674 _LT_TAGVAR(hardcode_minus_L, $1)=no
7675 _LT_TAGVAR(hardcode_automatic, $1)=no
7676 _LT_TAGVAR(inherit_rpath, $1)=no
7677 _LT_TAGVAR(module_cmds, $1)=
7678 _LT_TAGVAR(module_expsym_cmds, $1)=
7679 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7680 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7681 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7682 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7683 _LT_TAGVAR(no_undefined_flag, $1)=
7684 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7685 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7686
7687 # Source file extension for f77 test sources.
7688 ac_ext=f
7689
7690 # Object file extension for compiled f77 test sources.
7691 objext=o
7692 _LT_TAGVAR(objext, $1)=$objext
7693
7694 # No sense in running all these tests if we already determined that
7695 # the F77 compiler isn't working.  Some variables (like enable_shared)
7696 # are currently assumed to apply to all compilers on this platform,
7697 # and will be corrupted by setting them based on a non-working compiler.
7698 if test yes != "$_lt_disable_F77"; then
7699   # Code to be used in simple compile tests
7700   lt_simple_compile_test_code="\
7701       subroutine t
7702       return
7703       end
7704 "
7705
7706   # Code to be used in simple link tests
7707   lt_simple_link_test_code="\
7708       program t
7709       end
7710 "
7711
7712   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7713   _LT_TAG_COMPILER
7714
7715   # save warnings/boilerplate of simple test code
7716   _LT_COMPILER_BOILERPLATE
7717   _LT_LINKER_BOILERPLATE
7718
7719   # Allow CC to be a program name with arguments.
7720   lt_save_CC=$CC
7721   lt_save_GCC=$GCC
7722   lt_save_CFLAGS=$CFLAGS
7723   CC=${F77-"f77"}
7724   CFLAGS=$FFLAGS
7725   compiler=$CC
7726   _LT_TAGVAR(compiler, $1)=$CC
7727   _LT_CC_BASENAME([$compiler])
7728   GCC=$G77
7729   if test -n "$compiler"; then
7730     AC_MSG_CHECKING([if libtool supports shared libraries])
7731     AC_MSG_RESULT([$can_build_shared])
7732
7733     AC_MSG_CHECKING([whether to build shared libraries])
7734     test no = "$can_build_shared" && enable_shared=no
7735
7736     # On AIX, shared libraries and static libraries use the same namespace, and
7737     # are all built from PIC.
7738     case $host_os in
7739       aix3*)
7740         test yes = "$enable_shared" && enable_static=no
7741         if test -n "$RANLIB"; then
7742           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7743           postinstall_cmds='$RANLIB $lib'
7744         fi
7745         ;;
7746       aix[[4-9]]*)
7747         if test ia64 != "$host_cpu"; then
7748           case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
7749           yes,aix,yes) ;;               # shared object as lib.so file only
7750           yes,svr4,*) ;;                # shared object as lib.so archive member only
7751           yes,*) enable_static=no ;;    # shared object in lib.a archive as well
7752           esac
7753         fi
7754         ;;
7755     esac
7756     AC_MSG_RESULT([$enable_shared])
7757
7758     AC_MSG_CHECKING([whether to build static libraries])
7759     # Make sure either enable_shared or enable_static is yes.
7760     test yes = "$enable_shared" || enable_static=yes
7761     AC_MSG_RESULT([$enable_static])
7762
7763     _LT_TAGVAR(GCC, $1)=$G77
7764     _LT_TAGVAR(LD, $1)=$LD
7765
7766     ## CAVEAT EMPTOR:
7767     ## There is no encapsulation within the following macros, do not change
7768     ## the running order or otherwise move them around unless you know exactly
7769     ## what you are doing...
7770     _LT_COMPILER_PIC($1)
7771     _LT_COMPILER_C_O($1)
7772     _LT_COMPILER_FILE_LOCKS($1)
7773     _LT_LINKER_SHLIBS($1)
7774     _LT_SYS_DYNAMIC_LINKER($1)
7775     _LT_LINKER_HARDCODE_LIBPATH($1)
7776
7777     _LT_CONFIG($1)
7778   fi # test -n "$compiler"
7779
7780   GCC=$lt_save_GCC
7781   CC=$lt_save_CC
7782   CFLAGS=$lt_save_CFLAGS
7783 fi # test yes != "$_lt_disable_F77"
7784
7785 AC_LANG_POP
7786 ])# _LT_LANG_F77_CONFIG
7787
7788
7789 # _LT_LANG_FC_CONFIG([TAG])
7790 # -------------------------
7791 # Ensure that the configuration variables for a Fortran compiler are
7792 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7793 # to write the compiler configuration to 'libtool'.
7794 m4_defun([_LT_LANG_FC_CONFIG],
7795 [AC_LANG_PUSH(Fortran)
7796
7797 if test -z "$FC" || test no = "$FC"; then
7798   _lt_disable_FC=yes
7799 fi
7800
7801 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7802 _LT_TAGVAR(allow_undefined_flag, $1)=
7803 _LT_TAGVAR(always_export_symbols, $1)=no
7804 _LT_TAGVAR(archive_expsym_cmds, $1)=
7805 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7806 _LT_TAGVAR(hardcode_direct, $1)=no
7807 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7808 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7809 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7810 _LT_TAGVAR(hardcode_minus_L, $1)=no
7811 _LT_TAGVAR(hardcode_automatic, $1)=no
7812 _LT_TAGVAR(inherit_rpath, $1)=no
7813 _LT_TAGVAR(module_cmds, $1)=
7814 _LT_TAGVAR(module_expsym_cmds, $1)=
7815 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7816 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7817 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7818 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7819 _LT_TAGVAR(no_undefined_flag, $1)=
7820 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7821 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7822
7823 # Source file extension for fc test sources.
7824 ac_ext=${ac_fc_srcext-f}
7825
7826 # Object file extension for compiled fc test sources.
7827 objext=o
7828 _LT_TAGVAR(objext, $1)=$objext
7829
7830 # No sense in running all these tests if we already determined that
7831 # the FC compiler isn't working.  Some variables (like enable_shared)
7832 # are currently assumed to apply to all compilers on this platform,
7833 # and will be corrupted by setting them based on a non-working compiler.
7834 if test yes != "$_lt_disable_FC"; then
7835   # Code to be used in simple compile tests
7836   lt_simple_compile_test_code="\
7837       subroutine t
7838       return
7839       end
7840 "
7841
7842   # Code to be used in simple link tests
7843   lt_simple_link_test_code="\
7844       program t
7845       end
7846 "
7847
7848   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7849   _LT_TAG_COMPILER
7850
7851   # save warnings/boilerplate of simple test code
7852   _LT_COMPILER_BOILERPLATE
7853   _LT_LINKER_BOILERPLATE
7854
7855   # Allow CC to be a program name with arguments.
7856   lt_save_CC=$CC
7857   lt_save_GCC=$GCC
7858   lt_save_CFLAGS=$CFLAGS
7859   CC=${FC-"f95"}
7860   CFLAGS=$FCFLAGS
7861   compiler=$CC
7862   GCC=$ac_cv_fc_compiler_gnu
7863
7864   _LT_TAGVAR(compiler, $1)=$CC
7865   _LT_CC_BASENAME([$compiler])
7866
7867   if test -n "$compiler"; then
7868     AC_MSG_CHECKING([if libtool supports shared libraries])
7869     AC_MSG_RESULT([$can_build_shared])
7870
7871     AC_MSG_CHECKING([whether to build shared libraries])
7872     test no = "$can_build_shared" && enable_shared=no
7873
7874     # On AIX, shared libraries and static libraries use the same namespace, and
7875     # are all built from PIC.
7876     case $host_os in
7877       aix3*)
7878         test yes = "$enable_shared" && enable_static=no
7879         if test -n "$RANLIB"; then
7880           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7881           postinstall_cmds='$RANLIB $lib'
7882         fi
7883         ;;
7884       aix[[4-9]]*)
7885         if test ia64 != "$host_cpu"; then
7886           case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
7887           yes,aix,yes) ;;               # shared object as lib.so file only
7888           yes,svr4,*) ;;                # shared object as lib.so archive member only
7889           yes,*) enable_static=no ;;    # shared object in lib.a archive as well
7890           esac
7891         fi
7892         ;;
7893     esac
7894     AC_MSG_RESULT([$enable_shared])
7895
7896     AC_MSG_CHECKING([whether to build static libraries])
7897     # Make sure either enable_shared or enable_static is yes.
7898     test yes = "$enable_shared" || enable_static=yes
7899     AC_MSG_RESULT([$enable_static])
7900
7901     _LT_TAGVAR(GCC, $1)=$ac_cv_fc_compiler_gnu
7902     _LT_TAGVAR(LD, $1)=$LD
7903
7904     ## CAVEAT EMPTOR:
7905     ## There is no encapsulation within the following macros, do not change
7906     ## the running order or otherwise move them around unless you know exactly
7907     ## what you are doing...
7908     _LT_SYS_HIDDEN_LIBDEPS($1)
7909     _LT_COMPILER_PIC($1)
7910     _LT_COMPILER_C_O($1)
7911     _LT_COMPILER_FILE_LOCKS($1)
7912     _LT_LINKER_SHLIBS($1)
7913     _LT_SYS_DYNAMIC_LINKER($1)
7914     _LT_LINKER_HARDCODE_LIBPATH($1)
7915
7916     _LT_CONFIG($1)
7917   fi # test -n "$compiler"
7918
7919   GCC=$lt_save_GCC
7920   CC=$lt_save_CC
7921   CFLAGS=$lt_save_CFLAGS
7922 fi # test yes != "$_lt_disable_FC"
7923
7924 AC_LANG_POP
7925 ])# _LT_LANG_FC_CONFIG
7926
7927
7928 # _LT_LANG_GCJ_CONFIG([TAG])
7929 # --------------------------
7930 # Ensure that the configuration variables for the GNU Java Compiler compiler
7931 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7932 # to write the compiler configuration to 'libtool'.
7933 m4_defun([_LT_LANG_GCJ_CONFIG],
7934 [AC_REQUIRE([LT_PROG_GCJ])dnl
7935 AC_LANG_SAVE
7936
7937 # Source file extension for Java test sources.
7938 ac_ext=java
7939
7940 # Object file extension for compiled Java test sources.
7941 objext=o
7942 _LT_TAGVAR(objext, $1)=$objext
7943
7944 # Code to be used in simple compile tests
7945 lt_simple_compile_test_code="class foo {}"
7946
7947 # Code to be used in simple link tests
7948 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7949
7950 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7951 _LT_TAG_COMPILER
7952
7953 # save warnings/boilerplate of simple test code
7954 _LT_COMPILER_BOILERPLATE
7955 _LT_LINKER_BOILERPLATE
7956
7957 # Allow CC to be a program name with arguments.
7958 lt_save_CC=$CC
7959 lt_save_CFLAGS=$CFLAGS
7960 lt_save_GCC=$GCC
7961 GCC=yes
7962 CC=${GCJ-"gcj"}
7963 CFLAGS=$GCJFLAGS
7964 compiler=$CC
7965 _LT_TAGVAR(compiler, $1)=$CC
7966 _LT_TAGVAR(LD, $1)=$LD
7967 _LT_CC_BASENAME([$compiler])
7968
7969 # GCJ did not exist at the time GCC didn't implicitly link libc in.
7970 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7971
7972 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7973 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7974 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7975
7976 ## CAVEAT EMPTOR:
7977 ## There is no encapsulation within the following macros, do not change
7978 ## the running order or otherwise move them around unless you know exactly
7979 ## what you are doing...
7980 if test -n "$compiler"; then
7981   _LT_COMPILER_NO_RTTI($1)
7982   _LT_COMPILER_PIC($1)
7983   _LT_COMPILER_C_O($1)
7984   _LT_COMPILER_FILE_LOCKS($1)
7985   _LT_LINKER_SHLIBS($1)
7986   _LT_LINKER_HARDCODE_LIBPATH($1)
7987
7988   _LT_CONFIG($1)
7989 fi
7990
7991 AC_LANG_RESTORE
7992
7993 GCC=$lt_save_GCC
7994 CC=$lt_save_CC
7995 CFLAGS=$lt_save_CFLAGS
7996 ])# _LT_LANG_GCJ_CONFIG
7997
7998
7999 # _LT_LANG_GO_CONFIG([TAG])
8000 # --------------------------
8001 # Ensure that the configuration variables for the GNU Go compiler
8002 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
8003 # to write the compiler configuration to 'libtool'.
8004 m4_defun([_LT_LANG_GO_CONFIG],
8005 [AC_REQUIRE([LT_PROG_GO])dnl
8006 AC_LANG_SAVE
8007
8008 # Source file extension for Go test sources.
8009 ac_ext=go
8010
8011 # Object file extension for compiled Go test sources.
8012 objext=o
8013 _LT_TAGVAR(objext, $1)=$objext
8014
8015 # Code to be used in simple compile tests
8016 lt_simple_compile_test_code="package main; func main() { }"
8017
8018 # Code to be used in simple link tests
8019 lt_simple_link_test_code='package main; func main() { }'
8020
8021 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
8022 _LT_TAG_COMPILER
8023
8024 # save warnings/boilerplate of simple test code
8025 _LT_COMPILER_BOILERPLATE
8026 _LT_LINKER_BOILERPLATE
8027
8028 # Allow CC to be a program name with arguments.
8029 lt_save_CC=$CC
8030 lt_save_CFLAGS=$CFLAGS
8031 lt_save_GCC=$GCC
8032 GCC=yes
8033 CC=${GOC-"gccgo"}
8034 CFLAGS=$GOFLAGS
8035 compiler=$CC
8036 _LT_TAGVAR(compiler, $1)=$CC
8037 _LT_TAGVAR(LD, $1)=$LD
8038 _LT_CC_BASENAME([$compiler])
8039
8040 # Go did not exist at the time GCC didn't implicitly link libc in.
8041 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
8042
8043 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
8044 _LT_TAGVAR(reload_flag, $1)=$reload_flag
8045 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
8046
8047 ## CAVEAT EMPTOR:
8048 ## There is no encapsulation within the following macros, do not change
8049 ## the running order or otherwise move them around unless you know exactly
8050 ## what you are doing...
8051 if test -n "$compiler"; then
8052   _LT_COMPILER_NO_RTTI($1)
8053   _LT_COMPILER_PIC($1)
8054   _LT_COMPILER_C_O($1)
8055   _LT_COMPILER_FILE_LOCKS($1)
8056   _LT_LINKER_SHLIBS($1)
8057   _LT_LINKER_HARDCODE_LIBPATH($1)
8058
8059   _LT_CONFIG($1)
8060 fi
8061
8062 AC_LANG_RESTORE
8063
8064 GCC=$lt_save_GCC
8065 CC=$lt_save_CC
8066 CFLAGS=$lt_save_CFLAGS
8067 ])# _LT_LANG_GO_CONFIG
8068
8069
8070 # _LT_LANG_RC_CONFIG([TAG])
8071 # -------------------------
8072 # Ensure that the configuration variables for the Windows resource compiler
8073 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
8074 # to write the compiler configuration to 'libtool'.
8075 m4_defun([_LT_LANG_RC_CONFIG],
8076 [AC_REQUIRE([LT_PROG_RC])dnl
8077 AC_LANG_SAVE
8078
8079 # Source file extension for RC test sources.
8080 ac_ext=rc
8081
8082 # Object file extension for compiled RC test sources.
8083 objext=o
8084 _LT_TAGVAR(objext, $1)=$objext
8085
8086 # Code to be used in simple compile tests
8087 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
8088
8089 # Code to be used in simple link tests
8090 lt_simple_link_test_code=$lt_simple_compile_test_code
8091
8092 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
8093 _LT_TAG_COMPILER
8094
8095 # save warnings/boilerplate of simple test code
8096 _LT_COMPILER_BOILERPLATE
8097 _LT_LINKER_BOILERPLATE
8098
8099 # Allow CC to be a program name with arguments.
8100 lt_save_CC=$CC
8101 lt_save_CFLAGS=$CFLAGS
8102 lt_save_GCC=$GCC
8103 GCC=
8104 CC=${RC-"windres"}
8105 CFLAGS=
8106 compiler=$CC
8107 _LT_TAGVAR(compiler, $1)=$CC
8108 _LT_CC_BASENAME([$compiler])
8109 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
8110
8111 if test -n "$compiler"; then
8112   :
8113   _LT_CONFIG($1)
8114 fi
8115
8116 GCC=$lt_save_GCC
8117 AC_LANG_RESTORE
8118 CC=$lt_save_CC
8119 CFLAGS=$lt_save_CFLAGS
8120 ])# _LT_LANG_RC_CONFIG
8121
8122
8123 # LT_PROG_GCJ
8124 # -----------
8125 AC_DEFUN([LT_PROG_GCJ],
8126 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
8127   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
8128     [AC_CHECK_TOOL(GCJ, gcj,)
8129       test set = "${GCJFLAGS+set}" || GCJFLAGS="-g -O2"
8130       AC_SUBST(GCJFLAGS)])])[]dnl
8131 ])
8132
8133 # Old name:
8134 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
8135 dnl aclocal-1.4 backwards compatibility:
8136 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
8137
8138
8139 # LT_PROG_GO
8140 # ----------
8141 AC_DEFUN([LT_PROG_GO],
8142 [AC_CHECK_TOOL(GOC, gccgo,)
8143 ])
8144
8145
8146 # LT_PROG_RC
8147 # ----------
8148 AC_DEFUN([LT_PROG_RC],
8149 [AC_CHECK_TOOL(RC, windres,)
8150 ])
8151
8152 # Old name:
8153 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
8154 dnl aclocal-1.4 backwards compatibility:
8155 dnl AC_DEFUN([LT_AC_PROG_RC], [])
8156
8157
8158 # _LT_DECL_EGREP
8159 # --------------
8160 # If we don't have a new enough Autoconf to choose the best grep
8161 # available, choose the one first in the user's PATH.
8162 m4_defun([_LT_DECL_EGREP],
8163 [AC_REQUIRE([AC_PROG_EGREP])dnl
8164 AC_REQUIRE([AC_PROG_FGREP])dnl
8165 test -z "$GREP" && GREP=grep
8166 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
8167 _LT_DECL([], [EGREP], [1], [An ERE matcher])
8168 _LT_DECL([], [FGREP], [1], [A literal string matcher])
8169 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
8170 AC_SUBST([GREP])
8171 ])
8172
8173
8174 # _LT_DECL_OBJDUMP
8175 # --------------
8176 # If we don't have a new enough Autoconf to choose the best objdump
8177 # available, choose the one first in the user's PATH.
8178 m4_defun([_LT_DECL_OBJDUMP],
8179 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
8180 test -z "$OBJDUMP" && OBJDUMP=objdump
8181 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
8182 AC_SUBST([OBJDUMP])
8183 ])
8184
8185 # _LT_DECL_DLLTOOL
8186 # ----------------
8187 # Ensure DLLTOOL variable is set.
8188 m4_defun([_LT_DECL_DLLTOOL],
8189 [AC_CHECK_TOOL(DLLTOOL, dlltool, false)
8190 test -z "$DLLTOOL" && DLLTOOL=dlltool
8191 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])
8192 AC_SUBST([DLLTOOL])
8193 ])
8194
8195 # _LT_DECL_SED
8196 # ------------
8197 # Check for a fully-functional sed program, that truncates
8198 # as few characters as possible.  Prefer GNU sed if found.
8199 m4_defun([_LT_DECL_SED],
8200 [AC_PROG_SED
8201 test -z "$SED" && SED=sed
8202 Xsed="$SED -e 1s/^X//"
8203 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
8204 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
8205     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
8206 ])# _LT_DECL_SED
8207
8208 m4_ifndef([AC_PROG_SED], [
8209 ############################################################
8210 # NOTE: This macro has been submitted for inclusion into   #
8211 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
8212 #  a released version of Autoconf we should remove this    #
8213 #  macro and use it instead.                               #
8214 ############################################################
8215
8216 m4_defun([AC_PROG_SED],
8217 [AC_MSG_CHECKING([for a sed that does not truncate output])
8218 AC_CACHE_VAL(lt_cv_path_SED,
8219 [# Loop through the user's path and test for sed and gsed.
8220 # Then use that list of sed's as ones to test for truncation.
8221 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
8222 for as_dir in $PATH
8223 do
8224   IFS=$as_save_IFS
8225   test -z "$as_dir" && as_dir=.
8226   for lt_ac_prog in sed gsed; do
8227     for ac_exec_ext in '' $ac_executable_extensions; do
8228       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
8229         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
8230       fi
8231     done
8232   done
8233 done
8234 IFS=$as_save_IFS
8235 lt_ac_max=0
8236 lt_ac_count=0
8237 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
8238 # along with /bin/sed that truncates output.
8239 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
8240   test ! -f "$lt_ac_sed" && continue
8241   cat /dev/null > conftest.in
8242   lt_ac_count=0
8243   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
8244   # Check for GNU sed and select it if it is found.
8245   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
8246     lt_cv_path_SED=$lt_ac_sed
8247     break
8248   fi
8249   while true; do
8250     cat conftest.in conftest.in >conftest.tmp
8251     mv conftest.tmp conftest.in
8252     cp conftest.in conftest.nl
8253     echo >>conftest.nl
8254     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
8255     cmp -s conftest.out conftest.nl || break
8256     # 10000 chars as input seems more than enough
8257     test 10 -lt "$lt_ac_count" && break
8258     lt_ac_count=`expr $lt_ac_count + 1`
8259     if test "$lt_ac_count" -gt "$lt_ac_max"; then
8260       lt_ac_max=$lt_ac_count
8261       lt_cv_path_SED=$lt_ac_sed
8262     fi
8263   done
8264 done
8265 ])
8266 SED=$lt_cv_path_SED
8267 AC_SUBST([SED])
8268 AC_MSG_RESULT([$SED])
8269 ])#AC_PROG_SED
8270 ])#m4_ifndef
8271
8272 # Old name:
8273 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
8274 dnl aclocal-1.4 backwards compatibility:
8275 dnl AC_DEFUN([LT_AC_PROG_SED], [])
8276
8277
8278 # _LT_CHECK_SHELL_FEATURES
8279 # ------------------------
8280 # Find out whether the shell is Bourne or XSI compatible,
8281 # or has some other useful features.
8282 m4_defun([_LT_CHECK_SHELL_FEATURES],
8283 [if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
8284   lt_unset=unset
8285 else
8286   lt_unset=false
8287 fi
8288 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
8289
8290 # test EBCDIC or ASCII
8291 case `echo X|tr X '\101'` in
8292  A) # ASCII based system
8293     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
8294   lt_SP2NL='tr \040 \012'
8295   lt_NL2SP='tr \015\012 \040\040'
8296   ;;
8297  *) # EBCDIC based system
8298   lt_SP2NL='tr \100 \n'
8299   lt_NL2SP='tr \r\n \100\100'
8300   ;;
8301 esac
8302 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
8303 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
8304 ])# _LT_CHECK_SHELL_FEATURES
8305
8306
8307 # _LT_PATH_CONVERSION_FUNCTIONS
8308 # -----------------------------
8309 # Determine what file name conversion functions should be used by
8310 # func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
8311 # for certain cross-compile configurations and native mingw.
8312 m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
8313 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
8314 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
8315 AC_MSG_CHECKING([how to convert $build file names to $host format])
8316 AC_CACHE_VAL(lt_cv_to_host_file_cmd,
8317 [case $host in
8318   *-*-mingw* )
8319     case $build in
8320       *-*-mingw* ) # actually msys
8321         lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
8322         ;;
8323       *-*-cygwin* )
8324         lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
8325         ;;
8326       * ) # otherwise, assume *nix
8327         lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
8328         ;;
8329     esac
8330     ;;
8331   *-*-cygwin* )
8332     case $build in
8333       *-*-mingw* ) # actually msys
8334         lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
8335         ;;
8336       *-*-cygwin* )
8337         lt_cv_to_host_file_cmd=func_convert_file_noop
8338         ;;
8339       * ) # otherwise, assume *nix
8340         lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
8341         ;;
8342     esac
8343     ;;
8344   * ) # unhandled hosts (and "normal" native builds)
8345     lt_cv_to_host_file_cmd=func_convert_file_noop
8346     ;;
8347 esac
8348 ])
8349 to_host_file_cmd=$lt_cv_to_host_file_cmd
8350 AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
8351 _LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
8352          [0], [convert $build file names to $host format])dnl
8353
8354 AC_MSG_CHECKING([how to convert $build file names to toolchain format])
8355 AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
8356 [#assume ordinary cross tools, or native build.
8357 lt_cv_to_tool_file_cmd=func_convert_file_noop
8358 case $host in
8359   *-*-mingw* )
8360     case $build in
8361       *-*-mingw* ) # actually msys
8362         lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
8363         ;;
8364     esac
8365     ;;
8366 esac
8367 ])
8368 to_tool_file_cmd=$lt_cv_to_tool_file_cmd
8369 AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
8370 _LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
8371          [0], [convert $build files to toolchain format])dnl
8372 ])# _LT_PATH_CONVERSION_FUNCTIONS