configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 # bootstrap / init
   5 AC_PREREQ([2.61])
   6
   7 AC_INIT([corosync-qdevice],
   8         m4_esyscmd([build-aux/git-version-gen .tarball-version .gitarchivever]),
   9         [users@clusterlabs.org])
  10
  11 AC_USE_SYSTEM_EXTENSIONS
  12
  13 AM_INIT_AUTOMAKE([foreign 1.11])
  14
  15 LT_PREREQ([2.2.6])
  16 LT_INIT
  17
  18 AM_SILENT_RULES([yes])
  19
  20 AC_CONFIG_SRCDIR([qdevices/corosync-qdevice.c])
  21 AC_CONFIG_HEADER([config.h])
  22 AC_CONFIG_MACRO_DIR([m4])
  23
  24 AC_CANONICAL_HOST
  25
  26 AC_LANG([C])
  27
  28 dnl Fix default variables - "prefix" variable if not specified
  29 if test "$prefix" = "NONE"; then
  30         prefix="/usr"
  31
  32         dnl Fix "localstatedir" variable if not specified
  33         if test "$localstatedir" = "\${prefix}/var"; then
  34                 localstatedir="/var"
  35         fi
  36         dnl Fix "sysconfdir" variable if not specified
  37         if test "$sysconfdir" = "\${prefix}/etc"; then
  38                 sysconfdir="/etc"
  39         fi
  40         dnl Fix "libdir" variable if not specified
  41         if test "$libdir" = "\${exec_prefix}/lib"; then
  42                 if test -e /usr/lib64; then
  43                         libdir="/usr/lib64"
  44                 else
  45                         libdir="/usr/lib"
  46                 fi
  47         fi
  48 fi
  49
  50 if test "$srcdir" = "."; then
  51         AC_MSG_NOTICE([building in place srcdir:$srcdir])
  52         AC_DEFINE([BUILDING_IN_PLACE], 1, [building in place])
  53 else
  54         AC_MSG_NOTICE([building out of tree srcdir:$srcdir])
  55 fi
  56
  57 # Checks for programs.
  58
  59 # check stolen from gnulib/m4/gnu-make.m4
  60 if ! ${MAKE-make} --version /cannot/make/this >/dev/null 2>&1; then
  61         AC_MSG_ERROR([you don't seem to have GNU make; it is required])
  62 fi
  63
  64 AC_PROG_AWK
  65 AC_PROG_GREP
  66 AC_PROG_SED
  67 AC_PROG_CPP
  68 AC_PROG_CC
  69 AC_PROG_CC_C99
  70 if test "x$ac_cv_prog_cc_c99" = "xno"; then
  71         AC_MSG_ERROR(["C99 support is required"])
  72 fi
  73 AC_PROG_LN_S
  74 AC_PROG_INSTALL
  75 AC_PROG_MAKE_SET
  76 PKG_PROG_PKG_CONFIG
  77 AC_PATH_PROG([BASHPATH], [bash])
  78 AC_CHECK_PROGS([GROFF], [groff])
  79
  80 # Checks for typedefs.
  81 AC_TYPE_UID_T
  82 AC_TYPE_INT16_T
  83 AC_TYPE_INT32_T
  84 AC_TYPE_INT64_T
  85 AC_TYPE_INT8_T
  86 AC_TYPE_UINT16_T
  87 AC_TYPE_UINT32_T
  88 AC_TYPE_UINT64_T
  89 AC_TYPE_UINT8_T
  90 AC_TYPE_SIZE_T
  91 AC_TYPE_SSIZE_T
  92
  93 # Checks for libraries.
  94 PKG_CHECK_MODULES([nss],[nss])
  95 PKG_CHECK_MODULES([qb], [libqb])
  96 PKG_CHECK_MODULES([corosync_common], [libcorosync_common])
  97 PKG_CHECK_MODULES([cmap], [libcmap])
  98 PKG_CHECK_MODULES([votequorum], [libvotequorum])
  99
 100 AC_CONFIG_FILES([Makefile
 101                  qdevices/Makefile
 102                  man/Makefile
 103                  init/Makefile
 104                  ])
 105
 106 # ===============================================
 107 # Helpers
 108 # ===============================================
 109
 110 ## helper for CC stuff
 111 cc_supports_flag() {
 112         BACKUP="$CPPFLAGS"
 113         CPPFLAGS="$CPPFLAGS $@ $unknown_warnings_as_errors"
 114         AC_MSG_CHECKING([whether $CC supports "$@"])
 115         AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
 116                           [RC=0; AC_MSG_RESULT([yes])],
 117                           [RC=1; AC_MSG_RESULT([no])])
 118         CPPFLAGS="$BACKUP"
 119         return $RC
 120 }
 121
 122 ## local defines
 123 PACKAGE_FEATURES=""
 124
 125 # local options
 126 AC_ARG_ENABLE([fatal-warnings],
 127         [  --enable-fatal-warnings         : enable fatal warnings. ],
 128         [ default="no" ])
 129
 130 AC_ARG_ENABLE([debug],
 131         [  --enable-debug                  : enable debug build. ],
 132         [ default="no" ])
 133
 134 AC_ARG_ENABLE([secure-build],
 135         [  --enable-secure-build           : enable PIE/RELRO build. ],
 136         [],
 137         [enable_secure_build="yes"])
 138
 139 AC_ARG_ENABLE([user-flags],
 140         [  --enable-user-flags             : rely on user environment. ],
 141         [ default="no" ])
 142 AM_CONDITIONAL(BUILD_USERFLAGS, test x$enable_user_flags = xyes)
 143
 144 AC_ARG_ENABLE([systemd],
 145               [  --enable-systemd                : Build with libsystemd and install systemd service files],,
 146         [ enable_systemd="no" ])
 147 AM_CONDITIONAL(INSTALL_SYSTEMD, test x$enable_systemd = xyes)
 148
 149 AC_ARG_WITH([initconfigdir],
 150         [AS_HELP_STRING([--with-initconfigdir=DIR],
 151                 [configuration directory @<:@SYSCONFDIR/sysconfig@:>@])],
 152         [INITCONFIGDIR="$withval"],
 153         [INITCONFIGDIR='${sysconfdir}/sysconfig'])
 154 AC_SUBST([INITCONFIGDIR])
 155
 156 AC_ARG_WITH([initddir],
 157         [  --with-initddir=DIR     : path to init script directory. ],
 158         [ INITDDIR="$withval" ],
 159         [ INITDDIR="$sysconfdir/init.d" ])
 160
 161 AC_ARG_WITH([systemddir],
 162         [  --with-systemddir=DIR   : path to systemd unit files directory. ],
 163         [ SYSTEMDDIR="$withval" ],
 164         [ SYSTEMDDIR="/lib/systemd/system" ])
 165
 166 AC_ARG_ENABLE([qdevices],
 167         [  --disable-qdevices              : Quorum devices support ],,
 168         [ enable_qdevices="yes" ])
 169 AM_CONDITIONAL(BUILD_QDEVICES, test x$enable_qdevices = xyes)
 170 AC_ARG_ENABLE([qnetd],
 171         [  --disable-qnetd                 : Quorum Net Daemon support ],,
 172         [ enable_qnetd="yes" ])
 173 AM_CONDITIONAL(BUILD_QNETD, test x$enable_qnetd = xyes)
 174 AC_ARG_ENABLE([runautogen],
 175         [  --enable-runautogen             : run autogen.sh (RPM specfile)],,
 176         [ enable_runautogen="no" ])
 177 AM_CONDITIONAL([BUILD_RUNAUTOGEN], [test x$enable_runautogen = xyes])
 178
 179 # *FLAGS handling goes here
 180
 181 ENV_CFLAGS="$CFLAGS"
 182 ENV_CPPFLAGS="$CPPFLAGS"
 183 ENV_LDFLAGS="$LDFLAGS"
 184
 185 # debug build stuff
 186 if test "x${enable_debug}" = xyes; then
 187         AC_DEFINE_UNQUOTED([DEBUG], [1], [Compiling Debugging code])
 188         OPT_CFLAGS="-O0"
 189         PACKAGE_FEATURES="$PACKAGE_FEATURES debug"
 190 else
 191         OPT_CFLAGS="-O3"
 192 fi
 193
 194 # gdb flags
 195 if test "x${GCC}" = xyes; then
 196         GDB_FLAGS="-ggdb3"
 197 else
 198         GDB_FLAGS="-g"
 199 fi
 200
 201 if test "x${enable_systemd}" = xyes; then
 202         PKG_CHECK_MODULES([libsystemd], [libsystemd])
 203         AC_DEFINE([HAVE_LIBSYSTEMD], [1], [have systemd interface library])
 204         PACKAGE_FEATURES="$PACKAGE_FEATURES systemd"
 205 fi
 206 if test "x${enable_qdevices}" = xyes; then
 207         PACKAGE_FEATURES="$PACKAGE_FEATURES qdevices"
 208 fi
 209 if test "x${enable_qnetd}" = xyes; then
 210         PACKAGE_FEATURES="$PACKAGE_FEATURES qnetd"
 211 fi
 212
 213 # extra warnings
 214 EXTRA_WARNINGS=""
 215
 216 WARNLIST="
 217         all
 218         shadow
 219         missing-prototypes
 220         missing-declarations
 221         strict-prototypes
 222         declaration-after-statement
 223         pointer-arith
 224         write-strings
 225         cast-align
 226         bad-function-cast
 227         missing-format-attribute
 228         format=2
 229         format-security
 230         format-nonliteral
 231         no-long-long
 232         unsigned-char
 233         gnu89-inline
 234         no-strict-aliasing
 235         "
 236
 237 for j in $WARNLIST; do
 238         if cc_supports_flag -W$j; then
 239                 EXTRA_WARNINGS="$EXTRA_WARNINGS -W$j";
 240         fi
 241 done
 242
 243 if test "x${enable_fatal_warnings}" = xyes && \
 244                 cc_supports_flag -Werror ; then
 245         AC_MSG_NOTICE([Enabling Fatal Warnings (-Werror)])
 246         WERROR_CFLAGS="-Werror"
 247         PACKAGE_FEATURES="$PACKAGE_FEATURES fatal-warnings"
 248 else
 249         WERROR_CFLAGS=""
 250 fi
 251
 252 # don't add addtional cflags
 253 if test "x${enable_user_flags}" = xyes; then
 254         OPT_CFLAGS=""
 255         GDB_FLAGS=""
 256         EXTRA_WARNINGS=""
 257 fi
 258
 259 if test "x${enable_secure_build}" = xyes; then
 260   # stolen from apache configure snippet
 261   AC_CACHE_CHECK([whether $CC accepts PIE flags], [ap_cv_cc_pie], [
 262     save_CFLAGS=$CFLAGS
 263     save_LDFLAGS=$LDFLAGS
 264     CFLAGS="$CFLAGS -fPIE"
 265     LDFLAGS="$LDFLAGS -pie"
 266     AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
 267       [ap_cv_cc_pie=yes], [ap_cv_cc_pie=no], [ap_cv_cc_pie=yes])
 268     CFLAGS=$save_CFLAGS
 269     LDFLAGS=$save_LDFLAGS
 270   ])
 271   if test "$ap_cv_cc_pie" = "yes"; then
 272     SEC_FLAGS="$SEC_FLAGS -fPIE"
 273     SEC_LDFLAGS="$SEC_LDFLAGS -pie"
 274     PACKAGE_FEATURES="$PACKAGE_FEATURES pie"
 275   fi
 276
 277   # similar to above
 278   AC_CACHE_CHECK([whether $CC accepts RELRO flags], [ap_cv_cc_relro], [
 279     save_LDFLAGS=$LDFLAGS
 280     LDFLAGS="$LDFLAGS -Wl,-z,relro"
 281     AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
 282       [ap_cv_cc_relro=yes], [ap_cv_cc_relro=no], [ap_cv_cc_relro=yes])
 283     LDFLAGS=$save_LDFLAGS
 284   ])
 285   if test "$ap_cv_cc_relro" = "yes"; then
 286     SEC_LDFLAGS="$SEC_LDFLAGS -Wl,-z,relro"
 287     PACKAGE_FEATURES="$PACKAGE_FEATURES relro"
 288   fi
 289
 290   AC_CACHE_CHECK([whether $CC accepts BINDNOW flags], [ap_cv_cc_bindnow], [
 291     save_LDFLAGS=$LDFLAGS
 292     LDFLAGS="$LDFLAGS -Wl,-z,now"
 293     AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
 294       [ap_cv_cc_bindnow=yes], [ap_cv_cc_bindnow=no], [ap_cv_cc_bindnow=yes])
 295     LDFLAGS=$save_LDFLAGS
 296   ])
 297   if test "$ap_cv_cc_bindnow" = "yes"; then
 298     SEC_LDFLAGS="$SEC_LDFLAGS -Wl,-z,now"
 299     PACKAGE_FEATURES="$PACKAGE_FEATURES bindnow"
 300   fi
 301 fi
 302
 303 AC_CACHE_CHECK([whether $CC accepts "--as-needed"], [ap_cv_cc_as_needed], [
 304   save_LDFLAGS=$LDFLAGS
 305   LDFLAGS="$LDFLAGS -Wl,--as-needed"
 306   AC_TRY_RUN([static int foo[30000]; int main () { return 0; }],
 307     [ap_cv_cc_as_needed=yes], [ap_cv_cc_as_needed=no], [ap_cv_cc_as_needed=yes])
 308   LDFLAGS=$save_LDFLAGS
 309 ])
 310
 311 # define global include dirs
 312 INCLUDE_DIRS="$INCLUDE_DIRS -I\$(top_builddir)/include -I\$(top_srcdir)/include"
 313
 314 # final build of *FLAGS
 315 CFLAGS="$ENV_CFLAGS $lt_prog_compiler_pic $SEC_FLAGS $OPT_CFLAGS $GDB_FLAGS \
 316         $EXTRA_WARNINGS \
 317         $WERROR_CFLAGS"
 318 CPPFLAGS="$ENV_CPPFLAGS $INCLUDE_DIRS"
 319 LDFLAGS="$ENV_LDFLAGS $lt_prog_compiler_pic $SEC_LDFLAGS"
 320
 321 if test "$ap_cv_cc_as_needed" = "yes"; then
 322   LDFLAGS="$LDFLAGS -Wl,--as-needed"
 323 fi
 324
 325 # substitute what we need:
 326 AC_SUBST([BASHPATH])
 327 AC_SUBST([INITDDIR])
 328 AC_SUBST([SYSTEMDDIR])
 329 AC_SUBST([LOGDIR])
 330 AC_SUBST([LOGROTATEDIR])
 331
 332 AC_SUBST([SOMAJOR])
 333 AC_SUBST([SOMINOR])
 334 AC_SUBST([SOMICRO])
 335 AC_SUBST([SONAME])
 336
 337 AC_SUBST([NSS_LDFLAGS])
 338
 339 AM_CONDITIONAL(BUILD_HTML_DOCS, test -n "${GROFF}")
 340
 341 AC_DEFINE_UNQUOTED([LOCALSTATEDIR], "$(eval echo ${localstatedir})", [localstate directory])
 342
 343 COROSYSCONFDIR=${sysconfdir}/corosync
 344 AC_SUBST([COROSYSCONFDIR])
 345 AC_DEFINE_UNQUOTED([COROSYSCONFDIR], "$(eval echo ${COROSYSCONFDIR})", [corosync-qdevice config directory])
 346
 347 AC_DEFINE_UNQUOTED([PACKAGE_FEATURES], "${PACKAGE_FEATURES}", [corosync-qdevice built-in features])
 348
 349 AC_OUTPUT
 350
 351 AC_MSG_RESULT([])
 352 AC_MSG_RESULT([$PACKAGE configuration:])
 353 AC_MSG_RESULT([  Version                  = ${VERSION}])
 354 AC_MSG_RESULT([  Prefix                   = ${prefix}])
 355 AC_MSG_RESULT([  Executables              = ${sbindir}])
 356 AC_MSG_RESULT([  Man pages                = ${mandir}])
 357 AC_MSG_RESULT([  Doc dir                  = ${docdir}])
 358 AC_MSG_RESULT([  Libraries                = ${libdir}])
 359 AC_MSG_RESULT([  Header files             = ${includedir}])
 360 AC_MSG_RESULT([  Arch-independent files   = ${datadir}])
 361 AC_MSG_RESULT([  State information        = ${localstatedir}])
 362 AC_MSG_RESULT([  System configuration     = ${sysconfdir}])
 363 AC_MSG_RESULT([  System init.d directory  = ${INITDDIR}])
 364 AC_MSG_RESULT([  System systemd directory = ${SYSTEMDDIR}])
 365 AC_MSG_RESULT([  Log directory            = ${LOGDIR}])
 366 AC_MSG_RESULT([  Log rotate directory     = ${LOGROTATEDIR}])
 367 AC_MSG_RESULT([  corosync config dir      = ${COROSYSCONFDIR}])
 368 AC_MSG_RESULT([  init config directory    = ${INITCONFIGDIR}])
 369 AC_MSG_RESULT([  Features                 = ${PACKAGE_FEATURES}])
 370 AC_MSG_RESULT([])
 371 AC_MSG_RESULT([$PACKAGE build info:])
 372 AC_MSG_RESULT([  Default optimization     = ${OPT_CFLAGS}])
 373 AC_MSG_RESULT([  Default debug options    = ${GDB_FLAGS}])
 374 AC_MSG_RESULT([  Extra compiler warnings  = ${EXTRA_WARNING}])
 375 AC_MSG_RESULT([  Env. defined CFLAG       = ${ENV_CFLAGS}])
 376 AC_MSG_RESULT([  Env. defined CPPFLAGS    = ${ENV_CPPFLAGS}])
 377 AC_MSG_RESULT([  Env. defined LDFLAGS     = ${ENV_LDFLAGS}])
 378 AC_MSG_RESULT([  Fatal War.   CFLAGS      = ${WERROR_CFLAGS}])
 379 AC_MSG_RESULT([  Final        CFLAGS      = ${CFLAGS}])
 380 AC_MSG_RESULT([  Final        CPPFLAGS    = ${CPPFLAGS}])
 381 AC_MSG_RESULT([  Final        LDFLAGS     = ${LDFLAGS}])