1 # Process this file with autoconf to produce a configure script.
4 dnl ***********************************
5 dnl *** include special GLib macros ***
6 dnl ***********************************
8 m4_define(glib_configure_ac)
11 # The following version number definitions apply to GLib, GModule, GObject,
12 # GThread and GIO as a whole, so if changes occurred in any of them, they are
13 # all treated with the same interface and binary age.
16 # glib_micro_version += 1;
17 # glib_interface_age += 1;
18 # glib_binary_age += 1;
19 # if any functions have been added, set glib_interface_age to 0.
20 # if backwards compatibility has been broken,
21 # set glib_binary_age _and_ glib_interface_age to 0.
23 # remember to add a GLIB_VERSION_2_xx macro every time the minor version is
24 # bumped, as well as the GLIB_DEPRECATED_IN and GLIB_AVAILABLE_IN macros
25 # for that version - see gversion.h for further information.
27 # in easier to understand terms:
29 # <mclasen> on the stable branch, interface age == micro
30 # <mclasen> on the unstable (ie master), interface age = 0
32 m4_define([glib_major_version], [2])
33 m4_define([glib_minor_version], [35])
34 m4_define([glib_micro_version], [9])
35 m4_define([glib_interface_age], [0])
36 m4_define([glib_binary_age],
37 [m4_eval(100 * glib_minor_version + glib_micro_version)])
38 m4_define([glib_version],
39 [glib_major_version.glib_minor_version.glib_micro_version])
41 # libtool version related macros
42 m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
43 m4_define([glib_lt_current],
44 [m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
45 m4_define([glib_lt_revision], [glib_interface_age])
46 m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
47 m4_define([glib_lt_current_minus_age],
48 [m4_eval(glib_lt_current - glib_lt_age)])
50 # if the minor version number is odd, then we want debugging. Otherwise
51 # we only want minimal debugging support.
52 m4_define([glib_debug_default],
53 [m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
56 AC_INIT(glib, [glib_version],
57 [http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
59 AC_CONFIG_HEADERS([config.h])
60 AC_CONFIG_SRCDIR([glib/glib.h])
61 AC_CONFIG_MACRO_DIR([m4macros])
63 # Save this value here, since automake will set cflags later
64 cflags_set=${CFLAGS+set}
66 AM_INIT_AUTOMAKE([1.11 -Wno-portability no-define no-dist-gzip dist-xz tar-ustar])
67 AM_MAINTAINER_MODE([enable])
69 # Support silent build rules. Disable
70 # by either passing --disable-silent-rules to configure or passing V=1
72 AM_SILENT_RULES([yes])
74 GLIB_MAJOR_VERSION=glib_major_version
75 GLIB_MINOR_VERSION=glib_minor_version
76 GLIB_MICRO_VERSION=glib_micro_version
77 GLIB_INTERFACE_AGE=glib_interface_age
78 GLIB_BINARY_AGE=glib_binary_age
79 GLIB_VERSION=glib_version
81 AC_SUBST(GLIB_MAJOR_VERSION)
82 AC_SUBST(GLIB_MINOR_VERSION)
83 AC_SUBST(GLIB_MICRO_VERSION)
84 AC_SUBST(GLIB_VERSION)
85 AC_SUBST(GLIB_INTERFACE_AGE)
86 AC_SUBST(GLIB_BINARY_AGE)
88 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
89 [Define to the GLIB major version])
90 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
91 [Define to the GLIB minor version])
92 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
93 [Define to the GLIB micro version])
94 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
95 [Define to the GLIB interface age])
96 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
97 [Define to the GLIB binary age])
100 LT_RELEASE=glib_lt_release
101 LT_CURRENT=glib_lt_current
102 LT_REVISION=glib_lt_revision
104 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
107 AC_SUBST(LT_REVISION)
109 AC_SUBST(LT_CURRENT_MINUS_AGE)
111 dnl Checks for programs.
115 AM_CONDITIONAL(HAVE_GCC, [test "$GCC" = "yes"])
119 AC_MSG_CHECKING([for the BeOS])
122 glib_native_beos="yes"
125 glib_native_beos="no"
128 AC_MSG_RESULT([$glib_native_beos])
132 AC_MSG_CHECKING([for Win32])
133 LIB_EXE_MACHINE_FLAG=X86
136 glib_native_win32=yes
137 glib_pid_type='void *'
138 glib_cv_stack_grows=no
139 # Unfortunately the mingw implementations of C99-style snprintf and vsnprintf
140 # don't seem to be quite good enough, at least not in mingw-runtime-3.14.
141 # (Sorry, I don't know exactly what is the problem, but it is related to
142 # floating point formatting and decimal point vs. comma.)
143 # The simple tests in AC_FUNC_VSNPRINTF_C99 and AC_FUNC_SNPRINTF_C99 aren't
144 # rigorous enough to notice, though.
145 # So preset the autoconf cache variables.
146 ac_cv_func_vsnprintf_c99=no
147 ac_cv_func_snprintf_c99=no
150 LIB_EXE_MACHINE_FLAG=X64
154 AC_DEFINE([_WIN32_WINNT], [0x0501], [Target the Windows XP API])
167 AC_MSG_RESULT([$glib_native_win32])
169 AC_SUBST(LIB_EXE_MACHINE_FLAG)
172 AC_MSG_CHECKING([for Mac OS X Carbon support])
174 #include <Carbon/Carbon.h>
175 #include <CoreServices/CoreServices.h>
176 ], glib_have_carbon=yes)
178 AC_MSG_RESULT([$glib_have_carbon])
181 AC_MSG_CHECKING([for Mac OS X Cocoa support])
183 #include <Cocoa/Cocoa.h>
184 #ifdef GNUSTEP_BASE_VERSION
185 #error "Detected GNUstep, not Cocoa"
187 ], glib_have_cocoa=yes)
189 AC_MSG_RESULT([$glib_have_cocoa])
191 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
192 AM_CONDITIONAL(OS_WIN32_X64, [test "$LIB_EXE_MACHINE_FLAG" = "X64"])
193 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
194 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
195 AM_CONDITIONAL(OS_CARBON, [test "$glib_have_carbon" = "yes"])
196 AM_CONDITIONAL(OS_COCOA, [test "$glib_have_cocoa" = "yes"])
198 AS_IF([test "$glib_native_win32" = "yes"], [
199 AC_CHECK_TOOL(WINDRES, windres, no)
200 if test "$WINDRES" = no; then
201 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
203 AC_CHECK_TOOL(NM, nm, no)
204 if test "$NM" = no; then
205 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
207 AC_CHECK_TOOL(RANLIB, ranlib, :)
208 AC_CHECK_TOOL(DLLTOOL, dlltool, :)
209 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
211 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
213 AS_IF([test "x$glib_have_carbon" = "xyes"], [
214 AC_DEFINE(HAVE_CARBON, 1, [define to 1 if Carbon is available])
215 LDFLAGS="$LDFLAGS -Wl,-framework,Carbon"
218 if test "x$glib_have_cocoa" = "xyes"; then
219 AC_DEFINE(HAVE_COCOA, 1, [define to 1 if Cocoa is available])
220 LDFLAGS="$LDFLAGS -Wl,-framework,Foundation"
224 AS_IF([test "x$GLIBC21" = "xyes"], [
225 AC_DEFINE([_GNU_SOURCE], 1, [Make all glibc extensions visible])
228 dnl declare --enable-* args and collect ac_help strings
230 AS_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
231 [turn on debugging @<:@default=glib_debug_default@:>@]),,
232 enable_debug=glib_debug_default)
234 AC_ARG_ENABLE(gc_friendly,
235 [AS_HELP_STRING([--enable-gc-friendly],
236 [turn on garbage collector friendliness [default=no]])],,
237 [enable_gc_friendly=no])
238 AC_ARG_ENABLE(mem_pools,
239 [AS_HELP_STRING([--disable-mem-pools],
240 [disable all glib memory pools])],,
241 [disable_mem_pools=no])
242 AC_ARG_ENABLE(rebuilds,
243 [AS_HELP_STRING([--disable-rebuilds],
244 [disable all source autogeneration rules])],,
245 [enable_rebuilds=yes])
246 AC_ARG_ENABLE(modular_tests,
247 AS_HELP_STRING([--disable-modular-tests],
248 [Disable build of test programs (default: no)]),,
249 [enable_modular_tests=yes])
250 AM_CONDITIONAL(BUILD_MODULAR_TESTS, test x$enable_modular_tests = xyes)
252 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
253 AS_IF([test "x$enable_gc_friendly" = "xyes"], [
254 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
256 ], [ AC_MSG_RESULT([no]) ])
258 AC_MSG_CHECKING([whether to disable memory pools])
259 AS_IF([test "x$disable_mem_pools" = "xno"], [
262 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
266 dnl location to install runtime libraries, e.g. ../../lib to install
267 dnl to /lib if libdir is /usr/lib
268 AC_ARG_WITH(runtime-libdir,
269 [AS_HELP_STRING([--with-runtime-libdir=RELPATH],
270 [install runtime libraries relative to libdir])],
272 [with_runtime_libdir=""])
273 GLIB_RUNTIME_LIBDIR="$with_runtime_libdir"
274 ABS_GLIB_RUNTIME_LIBDIR="`readlink -f $libdir/$with_runtime_libdir`"
275 AC_SUBST(GLIB_RUNTIME_LIBDIR)
276 AC_SUBST(ABS_GLIB_RUNTIME_LIBDIR)
277 AM_CONDITIONAL(HAVE_GLIB_RUNTIME_LIBDIR, [test "x$with_runtime_libdir" != "x"])
279 dnl Check for a working C++ compiler, but do not bail out, if none is found.
280 AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
283 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
284 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
292 PKG_PROG_PKG_CONFIG(0.16)
294 if test "x$enable_debug" = "xyes"; then
295 if test x$cflags_set != xset ; then
297 *[[\ \ ]]-g[[\ \ ]]*) ;;
298 *) CFLAGS="$CFLAGS -g" ;;
301 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
303 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
305 if test "x$enable_debug" = "xno"; then
306 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
310 # Ensure MSVC-compatible struct packing convention is used when
311 # compiling for Win32 with gcc.
312 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
313 # gcc2 uses "-fnative-struct".
314 if test x"$glib_native_win32" = xyes; then
315 if test x"$GCC" = xyes; then
317 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
318 if test -z "$ac_cv_prog_CC"; then
321 our_gcc="$ac_cv_prog_CC"
323 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
325 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
326 msnative_struct='-fnative-struct'
330 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
331 msnative_struct='-mms-bitfields'
335 if test x"$msnative_struct" = x ; then
336 AC_MSG_RESULT([no way])
337 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
339 CFLAGS="$CFLAGS $msnative_struct"
340 AC_MSG_RESULT([${msnative_struct}])
344 GLIB_EXTRA_CFLAGS="${msnative_struct}"
345 AC_SUBST(GLIB_EXTRA_CFLAGS)
349 # define a MAINT-like variable REBUILD which is set if Perl
350 # and awk are found, so autogenerated sources can be rebuilt
352 AC_CHECK_PROGS(PERL, [perl5 perl])
353 # We would like indent, but don't require it.
354 AC_CHECK_PROG(INDENT, indent, indent)
356 if test "x$enable_rebuilds" = "xyes" && \
358 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
359 test -n "$AWK" ; then
364 # Need full path to Perl for glib-mkenums
366 if test "x$PERL" != x ; then
367 AC_PATH_PROG(PERL_PATH, [$PERL])
369 if test "x$PERL_PATH" = x ; then
370 PERL_PATH="/usr/bin/env perl"
374 # option to specify python interpreter to use; this just sets $PYTHON, so that
375 # we will fallback to reading $PYTHON if --with-python is not given, and
376 # python.m4 will get the expected input
378 AS_HELP_STRING([--with-python=PATH],
379 [Path to Python interpreter; searches $PATH if only a program name is given; if not given, searches for a few standard names such as "python3" or "python2"]),
380 [PYTHON="$withval"], [])
381 if test x"$PYTHON" = xyes; then
382 AC_MSG_ERROR([--with-python option requires a path or program argument])
384 AM_PATH_PYTHON(2.5,,PYTHON="/usr/bin/env python2.5")
387 dnl ***********************
388 dnl *** Tests for iconv ***
389 dnl ***********************
391 dnl We do this before the gettext checks, to avoid distortion
393 dnl On Windows we use a native implementation
395 AS_IF([ test x"$glib_native_win32" = xyes], [
398 AC_ARG_WITH(libiconv,
399 [AS_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
400 [use the libiconv library])],,
401 [with_libiconv=maybe])
404 case $with_libiconv in
406 # Check in the C library first
407 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
408 # Check if we have GNU libiconv
409 if test $found_iconv = "no"; then
410 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
412 # Check if we have a iconv in -liconv, possibly from vendor
413 if test $found_iconv = "no"; then
414 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
418 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
421 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
424 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
428 if test "x$found_iconv" = "xno" ; then
429 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
433 AC_ARG_ENABLE(iconv-cache,
434 [AS_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
435 [cache iconv descriptors [default=auto]])],,
436 [enable_iconv_cache=auto])
438 AC_MSG_CHECKING([whether to cache iconv descriptors])
439 case $enable_iconv_cache in
441 if test $ac_cv_gnu_library_2_1 = yes; then
442 enable_iconv_cache=no
444 enable_iconv_cache=yes
449 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
453 if test $enable_iconv_cache = yes; then
454 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
457 AC_MSG_RESULT($enable_iconv_cache)
463 PKG_CHECK_MODULES([ZLIB], [zlib], [found_zlib=yes], [found_zlib=no])
464 AS_IF([test "x$found_zlib" = "xno"], [
465 AC_CHECK_LIB(z, inflate, [AC_CHECK_HEADER(zlib.h, found_zlib=yes)])
466 if test "x$found_zlib" = "xno" ; then
467 AC_MSG_ERROR([*** Working zlib library and headers not found ***])
473 PKG_CHECK_MODULES(LIBFFI, [libffi >= 3.0.0])
474 AC_SUBST(LIBFFI_CFLAGS)
475 AC_SUBST(LIBFFI_LIBS)
481 ALL_LINGUAS="`grep -v '^#' "$srcdir/po/LINGUAS" | tr '\n' ' '`"
482 AC_SUBST([CONFIG_STATUS_DEPENDENCIES],['$(top_srcdir)/po/LINGUAS'])
485 if test "$gt_cv_have_gettext" != "yes" ; then
487 *** You must have either have gettext support in your C library, or use the
488 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
492 LIBS="$INTLLIBS $LIBS"
494 GETTEXT_PACKAGE=glib20
495 AC_SUBST(GETTEXT_PACKAGE)
496 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
497 [Define the gettext package to be used])
499 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
502 dnl Now we are done with gettext checks, figure out ICONV_LIBS
505 AS_IF([test x"$glib_native_win32" != xyes], [
506 if test x$with_libiconv != xno ; then
507 case " $INTLLIBS " in
508 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
509 *) ICONV_LIBS="-liconv" ;;
515 case $with_libiconv in
517 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
520 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
524 dnl Initialize libtool
526 LT_INIT([disable-static win32-dll])
527 dnl when using libtool 2.x create libtool early, because it's used in configure
528 m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
531 AS_IF([test "$glib_native_win32" = "yes"], [
532 if test x$enable_static = xyes -a x$enable_shared = xyes; then
533 AC_MSG_ERROR([Can not build both shared and static at the same time on Windows.])
535 if test x$enable_static = xyes; then
536 glib_win32_static_compilation=yes
537 GLIB_WIN32_STATIC_COMPILATION_DEFINE="#define GLIB_STATIC_COMPILATION 1
538 #define GOBJECT_STATIC_COMPILATION 1"
539 AC_SUBST(GLIB_WIN32_STATIC_COMPILATION_DEFINE)
542 AM_CONDITIONAL(OS_WIN32_AND_DLL_COMPILATION, [test x$glib_native_win32 = xyes -a x$glib_win32_static_compilation != xyes])
545 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
547 AS_IF([test $cross_compiling != yes], [
548 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
551 AC_TRY_RUN([#include <math.h>
552 int main (void) { return (log(1) != log(1.)); }],
553 AC_MSG_RESULT(none needed),
554 glib_save_CFLAGS=$CFLAGS
555 CFLAGS="$CFLAGS -std1"
556 AC_TRY_RUN([#include <math.h>
557 int main (void) { return (log(1) != log(1.)); }],
558 AC_MSG_RESULT(-std1),
560 CFLAGS=$glib_save_CFLAGS
562 [No ANSI prototypes found in library. (-std1 didn't work.)])
568 dnl NeXTStep cc seems to need this
569 AC_MSG_CHECKING([for extra flags for POSIX compliance])
570 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
571 AC_MSG_RESULT(none needed),
572 glib_save_CFLAGS=$CFLAGS
573 CFLAGS="$CFLAGS -posix"
574 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
575 AC_MSG_RESULT(-posix),
577 CFLAGS=$glib_save_CFLAGS
578 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
580 # Checks for library functions.
583 AC_CHECK_FUNCS(mmap posix_memalign memalign valloc fsync pipe2 issetugid)
584 AC_CHECK_FUNCS(atexit on_exit timegm gmtime_r)
586 AC_CACHE_CHECK([for __libc_enable_secure], glib_cv_have_libc_enable_secure,
587 [AC_TRY_LINK([#include <unistd.h>
588 extern int __libc_enable_secure;],
589 [return __libc_enable_secure;],
590 glib_cv_have_libc_enable_secure=yes,
591 glib_cv_have_libc_enable_secure=no)])
592 AS_IF([test x$glib_cv_have_libc_enable_secure = xyes], [
593 AC_DEFINE(HAVE_LIBC_ENABLE_SECURE, 1,
594 [Define if you have the __libc_enable_secure variable (GNU libc, eglibc)])
597 AC_CHECK_SIZEOF(char)
598 AC_CHECK_SIZEOF(short)
599 AC_CHECK_SIZEOF(long)
601 AC_CHECK_SIZEOF(void *)
602 AC_CHECK_SIZEOF(long long)
603 AC_CHECK_SIZEOF(__int64)
605 AC_CACHE_CHECK([for sig_atomic_t], ac_cv_type_sig_atomic_t,
606 [AC_TRY_LINK([#include <signal.h>
607 #include <sys/types.h>
608 sig_atomic_t val = 42;],
609 [return val == 42 ? 0 : 1],
610 ac_cv_type_sig_atomic_t=yes,
611 ac_cv_type_sig_atomic_t=no)])
612 if test x$ac_cv_type_sig_atomic_t = xyes; then
613 AC_DEFINE(HAVE_SIG_ATOMIC_T, 1,
614 [Define if you have the 'sig_atomic_t' type.])
617 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
621 *** GLib requires a 64 bit type. You might want to consider
622 *** using the GNU C compiler.
626 AS_IF([test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8], [
627 # long long is a 64 bit integer.
628 AC_MSG_CHECKING(for format to printf and scanf a guint64)
629 AC_CACHE_VAL(glib_cv_long_long_format,[
630 for format in ll q I64; do
631 AC_TRY_RUN([#include <stdio.h>
634 long long b, a = -0x3AFAFAFAFAFAFAFALL;
636 sprintf (buffer, "%${format}u", a);
637 sscanf (buffer, "%${format}u", &b);
641 [glib_cv_long_long_format=${format}
645 AS_IF([ test -n "$glib_cv_long_long_format"], [
646 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
647 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
648 if test x"$glib_cv_long_long_format" = xI64; then
649 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
651 ], [AC_MSG_RESULT(none)])
652 ],[ test x$ac_cv_sizeof___int64 = x8], [
653 # __int64 is a 64 bit integer.
654 AC_MSG_CHECKING(for format to printf and scanf a guint64)
655 # We know this is MSVCRT.DLL, and what the formats are
656 glib_cv_long_long_format=I64
657 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
658 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
659 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
664 dnl ok, here we try to check whether the systems prototypes for
665 dnl malloc and friends actually match the prototypes provided
666 dnl by gmem.h (keep in sync). i currently only know how to check
667 dnl this reliably with gcc (-Werror), improvements for other
668 dnl compilers are apprechiated.
669 SANE_MALLOC_PROTOS=no
670 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
671 glib_save_CFLAGS=$CFLAGS
672 AS_IF([test "x$GCC" = "xyes"], [
673 CFLAGS="$CFLAGS -Werror"
674 AC_TRY_COMPILE([#include <stdlib.h>], [
675 void* (*my_calloc_p) (size_t, size_t) = calloc;
676 void* (*my_malloc_p) (size_t) = malloc;
677 void (*my_free_p) (void*) = free;
678 void* (*my_realloc_p) (void*, size_t) = realloc;
684 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
685 [Define if you have correct malloc prototypes])
686 SANE_MALLOC_PROTOS=yes)
688 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
689 CFLAGS=$glib_save_CFLAGS
692 dnl check in which direction the stack grows
694 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
696 volatile int *a = 0, *b = 0;
698 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
699 void foo (void) { volatile int x = 5; b = &x; }
701 glib_cv_stack_grows=no
703 glib_cv_stack_grows=yes
707 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
708 dnl truely know which ones of `inline', `__inline' and `__inline__' are
709 dnl actually supported.
710 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
711 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
712 __inline int foo () { return 0; }
713 int main () { return foo (); }
715 glib_cv_has__inline=yes
717 glib_cv_has__inline=no
720 case x$glib_cv_has__inline in
721 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
723 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
724 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
725 __inline__ int foo () { return 0; }
726 int main () { return foo (); }
728 glib_cv_has__inline__=yes
730 glib_cv_has__inline__=no
733 case x$glib_cv_has__inline__ in
734 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
736 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
737 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
739 inline int foo () { return 0; }
740 int main () { return foo (); }
742 glib_cv_hasinline=yes
747 case x$glib_cv_hasinline in
748 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
751 # if we can use inline functions in headers
752 AC_MSG_CHECKING(if inline functions in headers work)
753 AC_LINK_IFELSE([AC_LANG_SOURCE([[
754 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
756 # define inline __inline__
757 #elif !defined (G_HAVE_INLINE)
759 # if defined (G_HAVE___INLINE__)
760 # define inline __inline__
761 # elif defined (G_HAVE___INLINE)
762 # define inline __inline
766 int glib_test_func2 (int);
769 glib_test_func1 (void) {
770 return glib_test_func2 (1);
776 }]])],[g_can_inline=yes],[g_can_inline=no])
777 AC_MSG_RESULT($g_can_inline)
779 dnl *** check for working do while(0) macros ***
780 AC_CACHE_CHECK([for working do while(0) macros], g_cv_support_dowhile_macros, [
782 #define STMT_START do
783 #define STMT_END while(0)
784 #define STMT_TEST STMT_START { i = 0; } STMT_END
785 int main(void) { int i = 1; STMT_TEST; return i; }],
786 [g_cv_support_dowhile_macros=yes],
787 [g_cv_support_dowhile_macros=no],
788 [g_cv_support_dowhile_macros=yes])
790 if test x$g_cv_support_dowhile_macros = xyes; then
791 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
794 # check for flavours of varargs macros
795 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
797 int a(int p1, int p2, int p3);
798 #define call_a(...) a(1,__VA_ARGS__)
800 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
801 AC_MSG_RESULT($g_have_iso_c_varargs)
803 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
804 AS_IF([test "$CXX" = ""], [
806 g_have_iso_cxx_varargs=no
810 int a(int p1, int p2, int p3);
811 #define call_a(...) a(1,__VA_ARGS__)
813 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
816 AC_MSG_RESULT($g_have_iso_cxx_varargs)
818 AC_MSG_CHECKING(for GNUC varargs macros)
820 int a(int p1, int p2, int p3);
821 #define call_a(params...) a(1,params)
823 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
824 AC_MSG_RESULT($g_have_gnuc_varargs)
826 # check for GNUC visibility support
827 AC_MSG_CHECKING(for GNUC visibility attribute)
828 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
830 __attribute__ ((visibility ("hidden")))
835 __attribute__ ((visibility ("internal")))
840 __attribute__ ((visibility ("protected")))
845 __attribute__ ((visibility ("default")))
857 ]])],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
858 AC_MSG_RESULT($g_have_gnuc_visibility)
859 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
861 AC_MSG_CHECKING([whether using Sun Studio C compiler])
862 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__SUNPRO_C) || (__SUNPRO_C >= 0x550)
864 # include "error: this is not Sun Studio."
866 ]], [[]])], [ g_have_sunstudio_visibility=yes ], [ g_have_sunstudio_visibility=no ])
867 AC_MSG_RESULT($g_have_sunstudio_visibility)
868 AM_CONDITIONAL(HAVE_SUNSTUDIO_VISIBILITY, [test x$g_have_sunstudio_visibility = xyes])
870 # check for bytesex stuff
872 if test x$ac_cv_c_bigendian = xuniversal ; then
873 AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __BIG_ENDIAN
875 #error Not a big endian.
877 ac_cv_c_bigendian=yes
878 ,AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __LITTLE_ENDIAN
880 #error Not a little endian.
883 ,AC_MSG_WARN([Could not determine endianness.])))
887 # check for header files
888 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h grp.h sys/param.h sys/poll.h sys/resource.h])
889 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
890 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h inttypes.h sched.h malloc.h])
891 AC_CHECK_HEADERS([sys/vfs.h sys/vmount.h sys/statfs.h sys/statvfs.h sys/filio.h])
892 AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h fstab.h])
893 AC_CHECK_HEADERS([sys/uio.h sys/mkdev.h])
894 AC_CHECK_HEADERS([linux/magic.h])
895 AC_CHECK_HEADERS([sys/prctl.h])
897 AC_CHECK_HEADERS([sys/mount.h sys/sysctl.h], [], [],
898 [#if HAVE_SYS_PARAM_H
899 #include <sys/param.h>
902 AC_CHECK_FUNCS(sysctlbyname)
904 AC_CHECK_HEADERS([xlocale.h])
906 # check for structure fields
907 AC_CHECK_MEMBERS([struct stat.st_mtimensec, struct stat.st_mtim.tv_nsec, struct stat.st_atimensec, struct stat.st_atim.tv_nsec, struct stat.st_ctimensec, struct stat.st_ctim.tv_nsec])
908 AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_blocks, struct statfs.f_fstypename, struct statfs.f_bavail],,, [#include <sys/types.h>
909 #include <sys/stat.h>
911 #ifdef HAVE_SYS_STATFS_H
912 #include <sys/statfs.h>
914 #ifdef HAVE_SYS_PARAM_H
915 #include <sys/param.h>
917 #ifdef HAVE_SYS_MOUNT_H
918 #include <sys/mount.h>
920 # struct statvfs.f_basetype is available on Solaris but not for Linux.
921 AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [#include <sys/statvfs.h>])
922 AC_CHECK_MEMBERS([struct statvfs.f_fstypename],,, [#include <sys/statvfs.h>])
923 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,[#include <time.h>])
925 AC_STRUCT_DIRENT_D_TYPE
927 # Checks for libcharset
929 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
930 AC_CHECK_FUNCS(setlocale)
932 # check additional type sizes
933 AC_CHECK_SIZEOF(size_t)
935 dnl Try to figure out whether gsize, gssize should be long or int
936 AC_MSG_CHECKING([for the appropriate definition for size_t])
938 case $ac_cv_sizeof_size_t in
948 $ac_cv_sizeof_long_long)
949 glib_size_type='long long'
951 $ac_cv_sizeof__int64)
952 glib_size_type='__int64'
954 *) AC_MSG_ERROR([No type matching size_t in size])
958 dnl If int/long are the same size, we see which one produces
959 dnl warnings when used in the location as size_t. (This matters
962 AS_IF([test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
963 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long], [
964 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
965 #if defined(_AIX) && !defined(__GNUC__)
966 #pragma options langlvl=stdc89
972 unsigned int *size_int = &s;
973 return (int)*size_int;
975 ]])],glib_size_type=int,
976 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
977 #if defined(_AIX) && !defined(__GNUC__)
978 #pragma options langlvl=stdc89
984 unsigned long *size_long = &s;
985 return (int)*size_long;
987 ]])],glib_size_type=long)])
990 AC_MSG_RESULT(unsigned $glib_size_type)
992 # Check for some functions
993 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk memmem)
994 AC_CHECK_FUNCS(chown lchmod lchown fchmod fchown link utimes getgrgid getpwuid getresuid)
995 AC_CHECK_FUNCS(getmntent_r setmntent endmntent hasmntopt getfsstat getvfsstat)
996 # Check for high-resolution sleep functions
997 AC_CHECK_FUNCS(splice)
998 AC_CHECK_FUNCS(prlimit)
1000 # To avoid finding a compatibility unusable statfs, which typically
1001 # successfully compiles, but warns to use the newer statvfs interface:
1002 AS_IF([test $ac_cv_header_sys_statvfs_h = yes], [AC_CHECK_FUNCS([statvfs])])
1003 AS_IF([test $ac_cv_header_sys_statfs_h = yes -o $ac_cv_header_sys_mount_h = yes], [AC_CHECK_FUNCS([statfs])])
1005 AC_MSG_CHECKING([whether to use statfs or statvfs])
1006 # Some systems have both statfs and statvfs, pick the most "native" for these
1007 AS_IF([test x$ac_cv_func_statfs = xyes && test x$ac_cv_func_statvfs = xyes],
1009 # on solaris and irix, statfs doesn't even have the f_bavail field
1010 AS_IF([test x$ac_cv_member_struct_statfs_f_bavail = xno],
1011 [ac_cv_func_statfs=no],
1012 # else, at least on linux, statfs is the actual syscall
1013 [ac_cv_func_statvfs=no])
1016 AS_IF([test x$ac_cv_func_statfs = xyes],
1018 AC_DEFINE([USE_STATFS], [1], [Define to use statfs()])
1019 AC_MSG_RESULT([statfs])
1021 [test x$ac_cv_func_statvfs = xyes],
1023 AC_DEFINE([USE_STATVFS], [1], [Define to use statvfs()])
1024 AC_MSG_RESULT([statvfs])
1026 [ AC_MSG_RESULT([neither])])
1028 AC_CHECK_HEADERS(crt_externs.h)
1029 AC_CHECK_FUNCS(_NSGetEnviron)
1031 AC_CHECK_FUNCS(newlocale uselocale strtod_l strtoll_l strtoull_l)
1033 AC_FUNC_VSNPRINTF_C99
1034 AC_FUNC_PRINTF_UNIX98
1036 # Internet address families
1037 if test $glib_native_win32 = yes; then
1038 glib_inet_includes=["
1039 #include <winsock2.h>
1042 glib_inet_includes=["
1043 #include <sys/types.h>
1044 #include <sys/socket.h>
1049 GLIB_CHECK_VALUE(AF_INET, $glib_inet_includes, glib_failed=true)
1050 GLIB_CHECK_VALUE(AF_INET6, $glib_inet_includes, glib_failed=true)
1051 # winsock defines this even though it doesn't support it
1052 GLIB_CHECK_VALUE(AF_UNIX, $glib_inet_includes, glib_failed=true)
1053 if $glib_failed ; then
1054 AC_MSG_ERROR([Could not determine values for AF_INET* constants])
1058 GLIB_CHECK_VALUE(MSG_PEEK, $glib_inet_includes, glib_failed=true)
1059 GLIB_CHECK_VALUE(MSG_OOB, $glib_inet_includes, glib_failed=true)
1060 GLIB_CHECK_VALUE(MSG_DONTROUTE, $glib_inet_includes, glib_failed=true)
1061 if $glib_failed ; then
1062 AC_MSG_ERROR([Could not determine values for MSG_* constants])
1065 AC_CHECK_FUNCS(getprotobyname_r endservent if_nametoindex)
1067 AS_IF([test $glib_native_win32 = yes], [
1068 # <wspiapi.h> in the Windows SDK and in mingw-w64 has wrappers for
1069 # inline workarounds for getaddrinfo, getnameinfo and freeaddrinfo if
1070 # they aren't present at run-time (on Windows 2000).
1071 AC_CHECK_HEADER([wspiapi.h], [WSPIAPI_INCLUDE="#include <wspiapi.h>"])
1072 AC_SUBST(WSPIAPI_INCLUDE)
1074 AC_MSG_CHECKING([if arpa/nameser_compat.h is needed])
1075 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h>
1076 #include <arpa/nameser.h>],
1077 [int qclass = C_IN;])],
1078 [AC_MSG_RESULT([no])],
1079 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/types.h>
1080 #include <arpa/nameser.h>
1081 #include <arpa/nameser_compat.h>],
1082 [int qclass = C_IN;])],
1083 [AC_MSG_RESULT([yes])
1084 NAMESER_COMPAT_INCLUDE="#include <arpa/nameser_compat.h>"],
1085 [AC_MSG_ERROR([could not compile test program either way])])])
1086 AC_SUBST(NAMESER_COMPAT_INCLUDE)
1088 # We can't just use AC_CHECK_FUNC/AC_CHECK_LIB here. Bug 586150
1090 AC_MSG_CHECKING([for res_query])
1091 AC_TRY_LINK([#include <sys/types.h>
1092 #include <netinet/in.h>
1093 #include <arpa/nameser.h>
1096 res_query("test", 0, 0, (void *)0, 0);
1097 ],[AC_MSG_RESULT([yes])],
1099 LIBS="-lresolv $LIBS"
1100 AC_TRY_LINK([#include <sys/types.h>
1101 #include <netinet/in.h>
1102 #include <arpa/nameser.h>
1105 res_query("test", 0, 0, (void *)0, 0);
1106 ],[AC_MSG_RESULT([in -lresolv])
1107 NETWORK_LIBS="-lresolv $NETWORK_LIBS"],
1108 [LIBS="-lbind $save_libs"
1109 AC_TRY_LINK([#include <resolv.h>],
1110 [res_query("test", 0, 0, (void *)0, 0);],
1111 [AC_MSG_RESULT([in -lbind])
1112 NETWORK_LIBS="-lbind $NETWORK_LIBS"],
1113 [AC_MSG_ERROR(not found)])])
1115 AC_CHECK_FUNC(socket, :, AC_CHECK_LIB(socket, socket,
1116 [NETWORK_LIBS="-lsocket $NETWORK_LIBS"],
1117 [AC_MSG_ERROR(Could not find socket())]))
1119 AC_SUBST(NETWORK_LIBS)
1121 AC_CHECK_HEADER([linux/netlink.h],
1122 [AC_DEFINE(HAVE_NETLINK, 1, [We have AF_NETLINK sockets])],,
1123 [#include <sys/socket.h>])
1124 AM_CONDITIONAL(HAVE_NETLINK, [test "$ac_cv_header_linux_netlink_h" = "yes"])
1126 AC_CHECK_TYPE([struct ip_mreqn], [
1127 AC_DEFINE(HAVE_IP_MREQN,, [Define if we have struct ip_mreqn])],,
1128 [#include <netinet/in.h>])
1132 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1133 AC_DEFINE(_XOPEN_SOURCE, 2, Needed to get declarations for msg_control and msg_controllen on Solaris)
1134 AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1139 dnl if statfs() takes 2 arguments (Posix) or 4 (Solaris)
1141 AS_IF([test "$ac_cv_func_statfs" = yes], [
1142 AC_MSG_CHECKING([number of arguments to statfs()])
1143 AC_TRY_COMPILE([#include <unistd.h>
1144 #ifdef HAVE_SYS_PARAM_H
1145 #include <sys/param.h>
1147 #ifdef HAVE_SYS_VFS_H
1148 #include <sys/vfs.h>
1150 #ifdef HAVE_SYS_MOUNT_H
1151 #include <sys/mount.h>
1153 #ifdef HAVE_SYS_STATFS_H
1154 #include <sys/statfs.h>
1155 #endif], [struct statfs st;
1156 statfs(NULL, &st);],[
1158 AC_DEFINE(STATFS_ARGS, 2, [Number of arguments to statfs()])],[
1159 AC_TRY_COMPILE([#include <unistd.h>
1160 #ifdef HAVE_SYS_PARAM_H
1161 #include <sys/param.h>
1163 #ifdef HAVE_SYS_VFS_H
1164 #include <sys/vfs.h>
1166 #ifdef HAVE_SYS_MOUNT_H
1167 #include <sys/mount.h>
1169 #ifdef HAVE_SYS_STATFS_H
1170 #include <sys/statfs.h>
1171 #endif], [struct statfs st;
1172 statfs(NULL, &st, sizeof (st), 0);],[
1174 AC_DEFINE(STATFS_ARGS, 4, [Number of arguments to statfs()])],[
1175 AC_MSG_RESULT(unknown)
1176 AC_MSG_ERROR([unable to determine number of arguments to statfs()])])])
1180 # Check whether to use an included printf
1183 AC_ARG_ENABLE(included-printf,
1184 [AS_HELP_STRING([--enable-included-printf],
1185 [use included printf [default=auto]])],
1186 enable_included_printf="$enableval")
1188 need_included_printf=no
1189 if test "x$enable_included_printf" = "xyes" ; then
1190 need_included_printf=yes
1192 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
1193 need_included_printf=yes
1195 if test "$ac_cv_func_printf_unix98" != "yes" ; then
1196 need_included_printf=yes
1198 if test "x$ac_cv_sizeof_long_long" = "x8" &&
1199 test -z "$glib_cv_long_long_format" ; then
1200 need_included_printf=yes
1203 if test "x$enable_included_printf" = "xno" &&
1204 test "x$need_included_printf" = "xyes" ; then
1206 *** Your C library's printf doesn't appear to have the features that
1207 *** GLib needs, but you specified --enable-included-printf=no.])
1210 enable_included_printf=$need_included_printf
1212 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
1213 AS_IF([test "$enable_included_printf" != "yes"], [
1214 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
1216 if test -z "$glib_cv_long_long_format" ; then
1217 glib_cv_long_long_format="ll"
1219 AC_DEFINE(HAVE_VASPRINTF,1)
1222 # Checks needed for gnulib vasnprintf
1224 jm_AC_TYPE_LONG_LONG
1229 AC_CHECK_TYPES(ptrdiff_t)
1231 AC_CHECK_FUNCS([snprintf wcslen])
1232 AC_FUNC_SNPRINTF_C99
1234 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
1235 # The check is borrowed from the PERL Configure script.
1236 AS_IF([test "$ac_cv_func_memmove" != "yes"], [
1237 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
1238 glib_cv_working_bcopy,[AC_TRY_RUN([
1240 char buf[128], abc[128], *b;
1241 int len, off, align;
1242 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
1243 for (align = 7; align >= 0; align--) {
1244 for (len = 36; len; len--) {
1245 b = buf+align; bcopy(abc, b, len);
1246 for (off = 1; off <= len; off++) {
1247 bcopy(b, b+off, len); bcopy(b+off, b, len);
1248 if (bcmp(b, abc, len)) return(1);
1253 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
1255 GLIB_ASSERT_SET(glib_cv_working_bcopy)
1256 if test "$glib_cv_working_bcopy" = "yes"; then
1257 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
1261 # Check if <sys/select.h> needs to be included for fd_set
1262 AC_MSG_CHECKING([for fd_set])
1263 AC_TRY_COMPILE([#include <sys/types.h>],
1264 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1265 AS_IF([test "$gtk_ok" = "yes"], [
1266 AC_MSG_RESULT([yes, found in sys/types.h])
1268 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1269 if test "$gtk_ok" = "yes"; then
1270 # *** FIXME: give it a different name
1271 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1272 AC_MSG_RESULT([yes, found in sys/select.h])
1274 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1279 dnl *** check for sane realloc() ***
1280 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1281 AC_TRY_RUN([#include <stdlib.h>
1283 return realloc (0, sizeof (int)) == 0;
1285 [glib_cv_sane_realloc=yes],
1286 [glib_cv_sane_realloc=no],
1287 [glib_cv_sane_realloc=yes])
1289 AS_IF([test x$glib_cv_sane_realloc = xyes], [
1290 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1293 dnl Check for nl_langinfo and CODESET
1294 AC_CACHE_CHECK([for nl_langinfo (CODESET)],glib_cv_langinfo_codeset,[
1295 AC_TRY_COMPILE([#include <langinfo.h>],
1296 [char *codeset = nl_langinfo (CODESET);],
1297 [glib_cv_langinfo_codeset=yes],
1298 [glib_cv_langinfo_codeset=no])])
1299 if test x$glib_cv_langinfo_codeset = xyes; then
1300 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1303 dnl Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
1304 AC_CACHE_CHECK([for nl_langinfo (PM_STR)],glib_cv_langinfo_time,[
1305 AC_TRY_COMPILE([#include <langinfo.h>],
1307 str = nl_langinfo (PM_STR);
1308 str = nl_langinfo (D_T_FMT);
1309 str = nl_langinfo (D_FMT);
1310 str = nl_langinfo (T_FMT);
1311 str = nl_langinfo (T_FMT_AMPM);
1312 str = nl_langinfo (MON_1);
1313 str = nl_langinfo (ABMON_12);
1314 str = nl_langinfo (DAY_1);
1315 str = nl_langinfo (ABDAY_7);],
1316 [glib_cv_langinfo_time=yes],
1317 [glib_cv_langinfo_time=no])])
1318 if test x$glib_cv_langinfo_time = xyes; then
1319 AC_DEFINE(HAVE_LANGINFO_TIME,1,[Have nl_langinfo (PM_STR)])
1322 dnl Check for nl_langinfo and _NL_CTYPE_OUTDIGITn_MB
1323 AC_CACHE_CHECK([for nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)], glib_cv_langinfo_outdigit,[
1324 AC_TRY_COMPILE([#include <langinfo.h>],
1326 str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_MB);
1327 str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_MB);
1328 str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_MB);
1329 str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_MB);
1330 str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_MB);
1331 str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_MB);
1332 str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_MB);
1333 str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_MB);
1334 str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_MB);
1335 str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_MB);],
1336 [glib_cv_langinfo_outdigit=yes],
1337 [glib_cv_langinfo_outdigit=no])])
1338 if test x$glib_cv_langinfo_outdigit = xyes; then
1339 AC_DEFINE(HAVE_LANGINFO_OUTDIGIT,1,[Have nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)])
1342 dnl ****************************************
1343 dnl *** posix_memalign ***
1344 dnl ****************************************
1345 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1346 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1347 glib_cv_compliant_posix_memalign=0
1348 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1350 #define _XOPEN_SOURCE 600
1351 #include <stdlib.h> /* posix_memalign() should be defined here */
1352 /* some systems break if #include <malloc.h> used */
1353 static void test_memalign (size_t boundary, size_t size) {
1355 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1361 test_memalign ( 128, 128 - 2 * sizeof (void*));
1362 test_memalign ( 256, 256 - 2 * sizeof (void*));
1363 test_memalign ( 512, 512 - 2 * sizeof (void*));
1364 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1365 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1366 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1367 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1368 test_memalign (16384, 16384 - 2 * sizeof (void*));
1369 test_memalign (32768, 32768 - 2 * sizeof (void*));
1370 exit (0); /* success */
1373 [glib_cv_compliant_posix_memalign=1], [], [:])
1377 AS_IF([test "$glib_cv_compliant_posix_memalign" = "1"], [
1379 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1385 dnl ****************************************
1386 dnl *** strlcpy/strlcat ***
1387 dnl ****************************************
1389 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1390 AC_TRY_RUN([#include <stdlib.h>
1394 (void) strlcpy (p, "hi", 10);
1395 if (strlcat (p, "bye", 0) != 3)
1398 }], glib_cv_have_strlcpy=yes,
1399 glib_cv_have_strlcpy=no,
1400 glib_cv_have_strlcpy=no)])
1401 if test "$glib_cv_have_strlcpy" = "yes"; then
1402 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1406 dnl **********************
1407 dnl *** va_copy checks ***
1408 dnl **********************
1409 dnl we currently check for all three va_copy possibilities, so we get
1410 dnl all results in config.log for bug reports.
1411 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1412 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1414 void f (int i, ...) {
1415 va_list args1, args2;
1416 va_start (args1, i);
1417 va_copy (args2, args1);
1418 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1420 va_end (args1); va_end (args2);
1426 [glib_cv_va_copy=yes],
1427 [glib_cv_va_copy=no])
1429 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1430 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1432 void f (int i, ...) {
1433 va_list args1, args2;
1434 va_start (args1, i);
1435 __va_copy (args2, args1);
1436 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1438 va_end (args1); va_end (args2);
1444 [glib_cv___va_copy=yes],
1445 [glib_cv___va_copy=no])
1448 if test "x$glib_cv_va_copy" = "xyes"; then
1449 g_va_copy_func=va_copy
1450 else if test "x$glib_cv___va_copy" = "xyes"; then
1451 g_va_copy_func=__va_copy
1455 if test -n "$g_va_copy_func"; then
1456 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1459 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1460 AC_TRY_RUN([#include <stdarg.h>
1462 void f (int i, ...) {
1463 va_list args1, args2;
1464 va_start (args1, i);
1466 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1468 va_end (args1); va_end (args2);
1474 [glib_cv_va_val_copy=yes],
1475 [glib_cv_va_val_copy=no],
1476 [glib_cv_va_val_copy=yes])
1479 AS_IF([ test "x$glib_cv_va_val_copy" = "xno"], [
1480 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1483 dnl ***********************
1484 dnl *** g_module checks ***
1485 dnl ***********************
1487 G_MODULE_LIBS_EXTRA=
1488 G_MODULE_PLUGIN_LIBS=
1489 if test x"$glib_native_win32" = xyes; then
1490 dnl No use for this on Win32
1494 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1496 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1497 G_MODULE_NEED_USCORE=0
1498 G_MODULE_BROKEN_RTLD_GLOBAL=0
1499 G_MODULE_HAVE_DLERROR=0
1500 dnl *** force native WIN32 shared lib loader
1501 if test -z "$G_MODULE_IMPL"; then
1503 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1506 dnl *** force native AIX library loader
1507 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1508 if test -z "$G_MODULE_IMPL"; then
1510 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1513 dnl *** dlopen() and dlsym() in system libraries
1514 AS_IF([ test -z "$G_MODULE_IMPL"], [
1515 AC_CHECK_FUNC(dlopen,
1516 [AC_CHECK_FUNC(dlsym,
1517 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1520 dnl *** load_image (BeOS)
1521 AS_IF([test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"], [
1522 AC_CHECK_LIB(root, load_image,
1523 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1524 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1525 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1526 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1529 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1530 AS_IF([ test -z "$G_MODULE_IMPL" ], [
1531 AC_CHECK_FUNC(NSLinkModule,
1532 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1533 G_MODULE_NEED_USCORE=1],
1536 dnl *** dlopen() and dlsym() in libdl
1537 AS_IF([ test -z "$G_MODULE_IMPL"], [
1538 AC_CHECK_LIB(dl, dlopen,
1539 [AC_CHECK_LIB(dl, dlsym,
1541 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1544 dnl *** shl_load() in libdld (HP-UX)
1545 AS_IF([ test -z "$G_MODULE_IMPL"], [
1546 AC_CHECK_LIB(dld, shl_load,
1547 [G_MODULE_LIBS=-ldld
1548 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1551 dnl *** additional checks for G_MODULE_IMPL_DL
1552 AS_IF([ test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL" ], [
1554 LDFLAGS_orig="$LDFLAGS"
1555 LIBS="$G_MODULE_LIBS $LIBS"
1556 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1557 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1558 echo "void glib_plugin_test(void) { }" > plugin.c
1559 ${SHELL} ./libtool --mode=compile --tag=CC ${CC} ${CFLAGS} \
1560 ${CPPFLAGS} -c -o plugin.lo plugin.c >/dev/null 2>&1
1561 ${SHELL} ./libtool --mode=link --tag=CC ${CC} ${CFLAGS} \
1562 ${LDFLAGS} -module -o plugin.la -export-dynamic \
1563 -shrext ".o" -avoid-version plugin.lo \
1564 -rpath /dont/care >/dev/null 2>&1
1565 eval `./libtool --config | grep ^objdir`
1566 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1567 glib_cv_rtldglobal_broken,[
1571 # define RTLD_GLOBAL 0
1574 # define RTLD_LAZY 0
1576 int glib_plugin_test;
1578 void *handle, *global, *local;
1579 global = &glib_plugin_test;
1580 handle = dlopen ("./$objdir/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1581 if (!handle) return 0;
1582 local = dlsym (handle, "glib_plugin_test");
1583 return global == local;
1585 [glib_cv_rtldglobal_broken=no],
1586 [glib_cv_rtldglobal_broken=yes],
1587 [glib_cv_rtldglobal_broken=no])
1588 rm -f plugin.c plugin.o plugin.lo plugin.la ${objdir}/plugin.*
1589 rmdir ${objdir} 2>/dev/null
1591 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1592 G_MODULE_BROKEN_RTLD_GLOBAL=1
1594 G_MODULE_BROKEN_RTLD_GLOBAL=0
1596 dnl *** check whether we need preceeding underscores
1597 AC_CACHE_CHECK([for preceeding underscore in symbols],
1599 AC_TRY_RUN([#include <dlfcn.h>
1600 int glib_underscore_test (void) { return 42; }
1602 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1603 handle = dlopen ((void*)0, 0);
1605 f1 = dlsym (handle, "glib_underscore_test");
1606 f2 = dlsym (handle, "_glib_underscore_test");
1607 } return (!f2 || f1);
1609 [glib_cv_uscore=yes],
1610 [glib_cv_uscore=no],
1612 rm -f plugin.c plugin.$ac_objext plugin.lo
1614 GLIB_ASSERT_SET(glib_cv_uscore)
1615 if test "x$glib_cv_uscore" = "xyes"; then
1616 G_MODULE_NEED_USCORE=1
1618 G_MODULE_NEED_USCORE=0
1621 LDFLAGS="$LDFLAGS_orig"
1622 dnl *** check for having dlerror()
1623 AC_CHECK_FUNC(dlerror,
1624 [G_MODULE_HAVE_DLERROR=1],
1625 [G_MODULE_HAVE_DLERROR=0])
1628 dnl *** done, have we got an implementation?
1629 if test -z "$G_MODULE_IMPL"; then
1631 G_MODULE_SUPPORTED=false
1633 G_MODULE_SUPPORTED=true
1636 AC_MSG_CHECKING(for the suffix of module shared libraries)
1638 shrext_cmds=`./libtool --config | grep '^shrext_cmds='`
1640 module=yes eval std_shrext=$shrext_cmds
1641 # chop the initial dot
1642 glib_gmodule_suffix=`echo $std_shrext | sed 's/^\.//'`
1643 AC_MSG_RESULT(.$glib_gmodule_suffix)
1644 # any reason it may fail?
1645 if test "x$glib_gmodule_suffix" = x; then
1646 AC_MSG_ERROR(Cannot determine shared library suffix from libtool)
1649 AC_SUBST(G_MODULE_SUPPORTED)
1650 AC_SUBST(G_MODULE_IMPL)
1651 AC_SUBST(G_MODULE_LIBS)
1652 AC_SUBST(G_MODULE_LIBS_EXTRA)
1653 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1654 AC_SUBST(G_MODULE_LDFLAGS)
1655 AC_SUBST(G_MODULE_HAVE_DLERROR)
1656 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1657 AC_SUBST(G_MODULE_NEED_USCORE)
1658 AC_SUBST(GLIB_DEBUG_FLAGS)
1660 dnl **********************
1661 dnl *** g_spawn checks ***
1662 dnl **********************
1664 AC_MSG_CHECKING(for gspawn implementation)
1667 GSPAWN=gspawn-win32.lo
1673 AC_MSG_RESULT($GSPAWN)
1676 dnl *************************
1677 dnl *** GIOChannel checks ***
1678 dnl *************************
1680 AC_MSG_CHECKING(for GIOChannel implementation)
1692 dnl *********************************
1693 dnl *** Directory for GIO modules ***
1694 dnl *********************************
1696 AC_ARG_WITH(gio-module-dir,
1697 [AS_HELP_STRING([--with-gio-module-dir=DIR],
1698 [load gio modules from this directory [LIBDIR/gio/modules]])],
1700 [with_gio_module_dir='${libdir}/gio/modules'])
1701 GIO_MODULE_DIR=$with_gio_module_dir
1702 AC_SUBST(GIO_MODULE_DIR)
1704 dnl **********************************
1705 dnl *** Check for libselinux (GIO) ***
1706 dnl **********************************
1707 AC_ARG_ENABLE(selinux,
1708 AS_HELP_STRING([--disable-selinux],
1709 [build without selinux support]))
1712 AS_IF([ test "x$enable_selinux" != "xno"], [
1714 AC_CHECK_LIB(selinux, is_selinux_enabled,
1715 [AC_CHECK_HEADERS(selinux/selinux.h,
1716 [AC_CHECK_LIB(selinux, lgetfilecon_raw,
1717 [AC_DEFINE(HAVE_SELINUX, 1, [Define to 1 if libselinux is available])
1718 SELINUX_LIBS="-lselinux"
1723 AC_SUBST(SELINUX_LIBS)
1725 dnl *****************************
1726 dnl ** Check for inotify (GIO) **
1727 dnl *****************************
1729 AC_CHECK_HEADERS([sys/inotify.h],
1732 AC_CHECK_FUNCS(inotify_init1)
1735 AM_CONDITIONAL(HAVE_INOTIFY, [test "$inotify_support" = "yes"])
1737 dnl ****************************
1738 dnl ** Check for kqueue (GIO) **
1739 dnl ****************************
1741 AC_CHECK_HEADERS([sys/event.h],
1743 AC_CHECK_FUNCS(kqueue kevent, [kqueue_support=yes])
1746 AM_CONDITIONAL(HAVE_KQUEUE, [test "$kqueue_support" = "yes"])
1748 dnl *********************************
1749 dnl ** Check for Solaris FEN (GIO) **
1750 dnl *********************************
1752 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
1754 #ifndef PORT_SOURCE_FILE
1755 #error "Please upgrade to Nevada 72 or above to suppoert FEN"
1757 int main() { return 0; } ]])],
1762 AM_CONDITIONAL(HAVE_FEN, [test "$fen_support" = "yes"])
1764 dnl ****************************
1765 dnl *** Checks for FAM (GIO) ***
1766 dnl ****************************
1768 should_disable_fam=no
1771 AS_HELP_STRING([--disable-fam],
1772 [don't use fam for file system monitoring]),
1774 if test "x$enable_fam" = "xno"; then
1775 should_disable_fam=yes
1781 if test "x$should_disable_fam" = "xno"; then
1782 AC_CHECK_LIB(fam, FAMOpen,
1783 [AC_CHECK_HEADERS(fam.h,
1784 [AC_DEFINE(HAVE_FAM, [], [Define if we have FAM])
1785 AC_CHECK_LIB(fam, FAMNoExists,
1786 AC_DEFINE(HAVE_FAM_NO_EXISTS, [], [Define if we have FAMNoExists in fam]))
1789 AC_MSG_WARN(*** FAM support will not be built (header files not found) ***))],
1790 AC_MSG_WARN(*** FAM support will not be built (FAM library not found) ***))
1793 AM_CONDITIONAL(HAVE_FAM, [test "$fam_support" = "yes"])
1796 dnl *****************************
1797 dnl *** Check for xattr (GIO) ***
1798 dnl *****************************
1799 AC_ARG_ENABLE(xattr,
1800 AS_HELP_STRING([--disable-xattr], [build without xattr support]))
1803 AS_IF([ test "x$enable_xattr" != "xno"], [
1805 dnl either glibc or libattr can provide xattr support
1807 dnl for both of them, we check for getxattr being in
1808 dnl the library and a valid xattr header.
1811 AC_CHECK_LIB(c, getxattr,
1812 [AC_CHECK_HEADERS(sys/xattr.h,
1813 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1817 AS_IF([ test "x$msg_xattr" != "xyes"], [
1818 dnl failure. try libattr
1819 AC_CHECK_LIB(attr, getxattr,
1820 [AC_CHECK_HEADERS(attr/xattr.h,
1821 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1827 AS_IF([ test "x$msg_xattr" = "xyes"], [
1828 AC_MSG_CHECKING([for XATTR_NOFOLLOW])
1831 #ifdef HAVE_SYS_TYPES_H
1832 #include <sys/types.h>
1834 #ifdef HAVE_SYS_XATTR_H
1835 #include <sys/xattr.h>
1836 #elif HAVE_ATTR_XATTR_H
1837 #include <attr/xattr.h>
1840 [ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);],
1842 AC_DEFINE([HAVE_XATTR_NOFOLLOW], [1], [Define to 1 if xattr API uses XATTR_NOFOLLOW])
1843 AC_MSG_RESULT([yes])
1845 [AC_MSG_RESULT([no])]
1849 AC_SUBST(XATTR_LIBS)
1851 dnl ************************
1852 dnl *** check for libelf ***
1853 dnl ************************
1854 AC_ARG_ENABLE(libelf,
1855 AS_HELP_STRING([--disable-libelf], [build without libelf support]))
1856 AS_IF([ test "x$enable_libelf" != "xno"],[
1857 PKG_CHECK_MODULES([LIBELF], [libelf >= 0.8.12], [have_libelf=yes], [have_libelf=maybe])
1858 AS_IF([ test $have_libelf = maybe ], [
1859 glib_save_LIBS=$LIBS
1860 AC_CHECK_LIB([elf], [elf_begin], [:], [have_libelf=no])
1861 AC_CHECK_LIB([elf], [elf_getshdrstrndx], [:], [have_libelf=no])
1862 AC_CHECK_LIB([elf], [elf_getshdrnum], [:], [have_libelf=no])
1863 AC_CHECK_HEADER([libelf.h], [:], [have_libelf=no])
1864 LIBS=$glib_save_LIBS
1866 if test $have_libelf != no; then
1873 if test x$have_libelf = xyes; then
1874 AC_DEFINE(HAVE_LIBELF, 1, [Define if libelf is available])
1877 dnl ****************************************
1878 dnl *** platform dependent source checks ***
1879 dnl ****************************************
1881 AC_MSG_CHECKING(for platform-dependent source)
1883 *-*-cygwin*|*-*-mingw*)
1884 PLATFORMDEP=gwin32.lo
1890 AC_MSG_RESULT($PLATFORMDEP)
1891 AC_SUBST(PLATFORMDEP)
1893 AC_MSG_CHECKING([whether to compile timeloop])
1895 *-*-cygwin*|*-*-mingw*|*-*-minix)
1902 AC_MSG_RESULT($enable_timeloop)
1903 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1905 AC_MSG_CHECKING([if building for some Win32 platform])
1907 *-*-mingw*|*-*-cygwin*)
1914 AC_MSG_RESULT($platform_win32)
1915 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1917 dnl ***********************
1918 dnl *** g_thread checks ***
1919 dnl ***********************
1921 AC_ARG_WITH(threads,
1922 [AS_HELP_STRING([--with-threads=@<:@posix/win32@:>@],
1923 [specify a thread implementation to use])],
1927 dnl error and warning message
1928 dnl *************************
1930 THREAD_NO_IMPLEMENTATION="No thread implementation found."
1932 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1933 platform (normally it's "_REENTRANT"). I'll not use any flag on
1934 compilation now, but then your programs might not work.
1935 Please provide information on how it is done on your system."
1937 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1940 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1941 provide information on your thread implementation."
1943 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1944 functions will not be MT-safe during their first call because
1945 there is no working 'getpwuid_r' on your system."
1947 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1948 because there is no 'localtime_r' on your system."
1950 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1951 linking threaded applications. As GLib cannot do that
1952 automatically, you will get an linkg error everytime you are
1953 not using the right compiler. In that case you have to relink
1954 with the right compiler. Ususally just '_r' is appended
1955 to the compiler name."
1957 dnl determination of thread implementation
1958 dnl ***************************************
1960 AC_MSG_CHECKING(for thread implementation)
1963 AS_IF([ test "x$with_threads" = xyes || test "x$with_threads" = xposix], [
1964 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1965 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1966 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1967 glib_save_CPPFLAGS="$CPPFLAGS"
1968 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1969 AS_IF([ test "x$have_threads" = xno], [
1970 AC_TRY_COMPILE([#include <pthread.h>],
1971 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1974 # Tru64Unix requires -pthread to find pthread.h. See #103020
1975 CPPFLAGS="$CPPFLAGS -pthread"
1976 if test "x$have_threads" = xno; then
1977 AC_TRY_COMPILE([#include <pthread.h>],
1978 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1981 CPPFLAGS="$glib_save_CPPFLAGS"
1983 if test "x$with_threads" = xyes || test "x$with_threads" = xwin32; then
1991 if test "x$have_threads" = xno; then
1992 AC_MSG_RESULT(none available)
1993 AC_MSG_ERROR($THREAD_NO_IMPLEMENTATION)
1995 AC_MSG_RESULT($have_threads)
1999 dnl determination of G_THREAD_CFLAGS
2000 dnl ********************************
2003 G_THREAD_LIBS_EXTRA=
2007 dnl Test program for basic POSIX threads functionality
2009 m4_define([glib_thread_test],[
2010 #include <pthread.h>
2012 void* func(void* data) {check_me = 42; return &check_me;}
2016 pthread_create (&t, $1, func, 0);
2017 pthread_join (t, &ret);
2018 return (check_me != 42 || ret != &check_me);
2021 AS_IF([ test x"$have_threads" = xposix], [
2022 # First we test for posix, whether -pthread or -pthreads do the trick as
2023 # both CPPFLAG and LIBS.
2024 # One of them does for most gcc versions and some other platforms/compilers
2025 # too and could be considered as the canonical way to go.
2027 *-*-cygwin*|*-*-darwin*)
2028 # skip cygwin and darwin -pthread or -pthreads test
2031 # These compiler/linker flags work with both Sun Studio and gcc
2032 # Sun Studio expands -mt to -D_REENTRANT and -lthread
2033 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
2034 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
2035 G_THREAD_LIBS="-lpthread -lthread"
2038 for flag in pthread pthreads mt; do
2039 glib_save_CFLAGS="$CFLAGS"
2040 CFLAGS="$CFLAGS -$flag"
2041 AC_TRY_RUN(glib_thread_test(0),
2042 glib_flag_works=yes,
2044 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test(0))],
2045 glib_flag_works=yes,
2046 glib_flag_works=no)])
2047 CFLAGS="$glib_save_CFLAGS"
2048 if test $glib_flag_works = yes ; then
2049 G_THREAD_CFLAGS=-$flag
2050 G_THREAD_LIBS=-$flag
2058 AS_IF([ test x"$G_THREAD_CFLAGS" = x], [
2060 # The canonical -pthread[s] does not work. Try something different.
2064 if test x"$GCC" = xyes; then
2065 # GCC 3.0 and above needs -pthread.
2066 # Should be coverd by the case above.
2067 # GCC 2.x and below needs -mthreads
2068 G_THREAD_CFLAGS="-mthreads"
2069 G_THREAD_LIBS=$G_THREAD_CFLAGS
2071 # We are probably using the aix compiler. Normaly a
2072 # program would have to be compiled with the _r variant
2073 # of the corresponding compiler, but we as GLib cannot
2074 # do that: but the good news is that for compiling the
2075 # only difference is the added -D_THREAD_SAFE compile
2076 # option. This is according to the "C for AIX User's
2078 G_THREAD_CFLAGS="-D_THREAD_SAFE"
2082 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
2084 *-sysv5uw7*) # UnixWare 7
2085 # We are not using gcc with -pthread. Catched above.
2086 G_THREAD_CFLAGS="-Kthread"
2087 G_THREAD_LIBS=$G_THREAD_CFLAGS
2090 # No flag needed when using MSVCRT.DLL
2094 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
2099 # if we are not finding the localtime_r function, then we probably are
2100 # not using the proper multithread flag
2102 glib_save_CPPFLAGS="$CPPFLAGS"
2103 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2105 # First we test, whether localtime_r is declared in time.h
2106 # directly. Then we test whether a macro localtime_r exists, in
2107 # which case localtime_r in the test program is replaced and thus
2108 # if we still find localtime_r in the output, it is not defined as
2111 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
2112 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
2114 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
2116 CPPFLAGS="$glib_save_CPPFLAGS"
2118 AC_MSG_CHECKING(thread related cflags)
2119 AC_MSG_RESULT($G_THREAD_CFLAGS)
2120 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2122 dnl determination of G_THREAD_LIBS
2123 dnl ******************************
2125 AS_IF([test x$have_threads = xposix], [
2126 glib_save_CPPFLAGS="$CPPFLAGS"
2127 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2128 AS_IF([ test x"$G_THREAD_LIBS" = x ], [
2131 # We are not using gcc (would have set G_THREAD_LIBS) and thus
2132 # probably using the aix compiler.
2133 AC_MSG_WARN($AIX_COMPILE_INFO)
2137 glib_save_LIBS="$LIBS"
2138 for thread_lib in "" pthread pthread32 pthreads thread; do
2139 if test x"$thread_lib" = x; then
2143 add_thread_lib="-l$thread_lib"
2144 IN=" in -l$thread_lib"
2146 if test x"$have_threads" = xposix; then
2149 defattr=pthread_attr_default
2152 LIBS="$add_thread_lib $glib_save_LIBS"
2154 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
2155 AC_TRY_RUN(glib_thread_test($defattr),
2158 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test($defattr))],
2161 AC_MSG_RESULT($glib_result)
2163 if test "$glib_result" = "yes" ; then
2164 G_THREAD_LIBS="$add_thread_lib"
2168 if test "x$G_THREAD_LIBS" = xerror; then
2169 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2171 LIBS="$glib_save_LIBS"
2176 g_threads_impl="POSIX"
2177 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2178 CPPFLAGS="$glib_save_CPPFLAGS"
2179 ], [test x$have_threads = xwin32], [
2180 g_threads_impl="WIN32"
2182 g_threads_impl="NONE"
2186 if test "x$G_THREAD_LIBS" = xerror; then
2187 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2192 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2193 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2199 AC_MSG_CHECKING(thread related libraries)
2200 AC_MSG_RESULT($G_THREAD_LIBS)
2202 dnl check for mt safe function variants and some posix functions
2203 dnl ************************************************************
2205 glib_save_LIBS="$LIBS"
2206 # we are not doing the following for now, as this might require glib
2207 # to always be linked with the thread libs on some platforms.
2208 # LIBS="$LIBS $G_THREAD_LIBS"
2209 AC_CHECK_FUNCS(localtime_r gmtime_r)
2210 AS_IF([ test "$ac_cv_header_pwd_h" = "yes"], [
2211 AC_CACHE_CHECK([for posix getpwuid_r],
2212 ac_cv_func_posix_getpwuid_r,
2218 struct passwd pwd, *pwptr = &pwd;
2221 error = getpwuid_r (0, &pwd, buffer,
2222 sizeof (buffer), &pwptr);
2223 return (error < 0 && errno == ENOSYS)
2226 [ac_cv_func_posix_getpwuid_r=yes],
2227 [ac_cv_func_posix_getpwuid_r=no])])
2228 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2229 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2230 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2231 [Have POSIX function getpwuid_r])
2233 AC_CACHE_CHECK([for nonposix getpwuid_r],
2234 ac_cv_func_nonposix_getpwuid_r,
2235 [AC_TRY_LINK([#include <pwd.h>],
2236 [char buffer[10000];
2238 getpwuid_r (0, &pwd, buffer,
2240 [ac_cv_func_nonposix_getpwuid_r=yes],
2241 [ac_cv_func_nonposix_getpwuid_r=no])])
2242 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2243 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2244 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2245 [Have non-POSIX function getpwuid_r])
2249 AS_IF([ test "$ac_cv_header_grp_h" = "yes"], [
2250 AC_CACHE_CHECK([for posix getgrgid_r],
2251 ac_cv_func_posix_getgrgid_r,
2257 struct group grp, *grpptr = &grp;
2260 error = getgrgid_r (0, &grp, buffer,
2261 sizeof (buffer), &grpptr);
2262 return (error < 0 && errno == ENOSYS)
2265 [ac_cv_func_posix_getgrgid_r=yes],
2266 [ac_cv_func_posix_getgrgid_r=no])])
2267 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2268 AS_IF([ test "$ac_cv_func_posix_getgrgid_r" = yes ], [
2269 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2270 [Have POSIX function getgrgid_r])
2272 AC_CACHE_CHECK([for nonposix getgrgid_r],
2273 ac_cv_func_nonposix_getgrgid_r,
2274 [AC_TRY_LINK([#include <grp.h>],
2275 [char buffer[10000];
2277 getgrgid_r (0, &grp, buffer,
2279 [ac_cv_func_nonposix_getgrgid_r=yes],
2280 [ac_cv_func_nonposix_getgrgid_r=no])])
2281 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2282 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2283 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2284 [Have non-POSIX function getgrgid_r])
2288 LIBS="$G_THREAD_LIBS $LIBS"
2289 AS_IF([ test x"$have_threads" = xposix], [
2290 glib_save_CPPFLAGS="$CPPFLAGS"
2291 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2292 # This is not AC_CHECK_FUNC to also work with function
2293 # name mangling in header files.
2294 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2297 [#include <pthread.h>],
2298 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)])],
2300 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2301 [Have function pthread_attr_setstacksize])],
2302 [AC_MSG_RESULT(no)])
2303 AC_MSG_CHECKING(for pthread_condattr_setclock)
2306 [#include <pthread.h>],
2307 [pthread_condattr_t a; pthread_condattr_setclock(&a,0)])],
2309 AC_DEFINE(HAVE_PTHREAD_CONDATTR_SETCLOCK,1,
2310 [Have function pthread_condattr_setclock])],
2311 [AC_MSG_RESULT(no)])
2312 CPPFLAGS="$glib_save_CPPFLAGS"
2315 LIBS="$glib_save_LIBS"
2317 # now spit out all the warnings.
2318 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2319 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2320 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2322 if test "$ac_cv_func_localtime_r" != "yes"; then
2323 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2327 # Hack to deal with:
2329 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2330 # building shared libraries with linux.
2331 # b) FreeBSD doesn't do this either.
2334 *-*-freebsd*|*-*-linux*)
2335 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2338 LDFLAGS="$LDFLAGS -pthread"
2341 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2345 AC_SUBST(G_THREAD_CFLAGS)
2346 AC_SUBST(G_THREAD_LIBS)
2347 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2348 AC_SUBST(G_THREAD_LIBS_EXTRA)
2350 AC_CHECK_FUNCS(clock_gettime, [], [
2351 AC_CHECK_LIB(rt, clock_gettime, [
2352 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2353 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2354 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2359 dnl ************************
2360 dnl *** g_atomic_* tests ***
2361 dnl ************************
2363 dnl We need to decide at configure time if GLib will use real atomic
2364 dnl operations ("lock free") or emulated ones with a mutex. This is
2365 dnl because we must put this information in glibconfig.h so we know if
2366 dnl it is safe or not to inline using compiler intrinsics directly from
2369 dnl We also publish the information via G_ATOMIC_LOCK_FREE in case the
2370 dnl user is interested in knowing if they can use the atomic ops across
2373 dnl We can currently support the atomic ops natively when building GLib
2374 dnl with recent versions of GCC or MSVC. MSVC doesn't run ./configure,
2375 dnl so we skip that case here and define G_ATOMIC_LOCK_FREE exactly when
2376 dnl we are using GCC (and not mingw*).
2378 dnl Note that the atomic ops are only available with GCC on x86 when
2379 dnl using -march=i486 or higher. If we detect that the atomic ops are
2380 dnl not available but would be available given the right flags, we want
2381 dnl to abort and advise the user to fix their CFLAGS. It's better to do
2382 dnl that then to silently fall back on emulated atomic ops just because
2383 dnl the user had the wrong build environment.
2385 dnl We may add other compilers here in the future...
2387 AC_CACHE_CHECK([for lock-free atomic intrinsics], glib_cv_g_atomic_lock_free, [
2390 glib_cv_g_atomic_lock_free=yes
2394 [volatile int atomic = 2;\
2395 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2396 [glib_cv_g_atomic_lock_free=yes],
2397 [glib_cv_g_atomic_lock_free=no])
2398 if test "$glib_cv_g_atomic_lock_free" = "no"; then
2399 SAVE_CFLAGS="${CFLAGS}"
2400 CFLAGS="-march=i486"
2402 [volatile int atomic = 2;\
2403 __sync_bool_compare_and_swap (&atomic, 2, 3);],
2404 [AC_MSG_ERROR([GLib must be build with -march=i486 or later.])],
2406 CFLAGS="${SAVE_CFLAGS}"
2416 # Some compilers support atomic operations but do not define
2417 # __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, like clang
2418 if test x"$glib_cv_g_atomic_lock_free" = xyes; then
2420 [__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4;],
2422 [AC_DEFINE(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, 1, [ compiler supports atomic operations])])
2427 dnl We need a more robust approach here...
2429 i?86|x86_64|s390|s390x|arm*|crisv32*|etrax*)
2430 glib_memory_barrier_needed=no
2432 sparc*|alpha*|powerpc*|ia64)
2433 glib_memory_barrier_needed=yes
2436 glib_memory_barrier_needed=yes
2440 dnl ************************
2441 dnl ** Check for futex(2) **
2442 dnl ************************
2443 AC_CACHE_CHECK(for futex(2) system call,
2444 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2445 #include <linux/futex.h>
2446 #include <sys/syscall.h>
2452 /* it is not like this actually runs or anything... */
2453 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2456 ])],glib_cv_futex=yes,glib_cv_futex=no))
2457 if test x"$glib_cv_futex" = xyes; then
2458 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2461 AC_CACHE_CHECK(for eventfd(2) system call,
2462 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2463 #include <sys/eventfd.h>
2469 eventfd (0, EFD_CLOEXEC);
2472 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2473 if test x"$glib_cv_eventfd" = x"yes"; then
2474 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2476 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2478 dnl ****************************************
2479 dnl *** GLib POLL* compatibility defines ***
2480 dnl ****************************************
2482 glib_poll_includes=["
2483 #include <sys/types.h>
2484 #include <sys/poll.h>
2487 AS_IF([ test $ac_cv_header_sys_types_h = yes &&
2488 test $ac_cv_header_sys_poll_h = yes ], [
2490 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2491 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2492 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2493 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2494 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2495 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2496 if $glib_failed ; then
2497 AC_MSG_ERROR([Could not determine values for POLL* constants])
2500 glib_cv_value_POLLIN=1
2501 glib_cv_value_POLLOUT=4
2502 glib_cv_value_POLLPRI=2
2503 glib_cv_value_POLLERR=8
2504 glib_cv_value_POLLHUP=16
2505 glib_cv_value_POLLNVAL=32
2508 AC_MSG_CHECKING([for broken poll])
2509 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2513 #ifdef HAVE_SYS_POLL_H
2514 #include <sys/poll.h>
2517 struct pollfd fds[1];
2519 fd = open("/dev/null", 1);
2521 fds[0].events = POLLIN;
2523 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2524 exit(1); /* Does not work for devices -- fail */
2530 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2531 [broken_poll="no (cross compiling)"])
2532 AC_MSG_RESULT($broken_poll)
2534 dnl *********************
2535 dnl *** GRegex checks ***
2536 dnl *********************
2538 PCRE_REQUIRED_VERSION=8.13
2540 # Check if we should use the internal or the system-supplied pcre
2542 [AS_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2543 [whether to use system PCRE [default=internal]])])
2545 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2547 AS_IF([ test "x$with_pcre" = xsystem], [
2548 PKG_CHECK_MODULES(PCRE,
2549 libpcre >= $PCRE_REQUIRED_VERSION)
2550 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2551 glib_save_CFLAGS="$CFLAGS"
2552 glib_save_LIBS="$LIBS"
2553 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2554 AC_TRY_RUN([#include <pcre.h>
2557 pcre_config (PCRE_CONFIG_UTF8, &support);
2560 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2565 glib_cv_pcre_has_unicode=yes,
2566 glib_cv_pcre_has_unicode=no,
2567 glib_cv_pcre_has_unicode=yes)
2568 CFLAGS="$glib_save_CFLAGS"
2569 LIBS="$glib_save_LIBS"
2571 if test "$glib_cv_pcre_has_unicode" = "no"; then
2572 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2574 AC_SUBST(PCRE_CFLAGS)
2576 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2577 PCRE_REQUIRES=libpcre
2578 AC_SUBST(PCRE_REQUIRES)
2580 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2581 AS_IF([ test x"$GCC" = xyes], [
2582 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2583 save_CFLAGS="$CFLAGS"
2584 CFLAGS="$CFLAGS -Wno-pointer-sign"
2585 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2586 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2587 CFLAGS="$save_CFLAGS"
2590 AC_SUBST(PCRE_WARN_CFLAGS)
2592 dnl **********************
2593 dnl *** Win32 API libs ***
2594 dnl **********************
2598 G_LIBS_EXTRA="-luser32 -lkernel32"
2601 G_LIBS_EXTRA="-lws2_32 -lole32 -lwinmm -lshlwapi"
2607 AC_SUBST(G_LIBS_EXTRA)
2609 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2610 dnl since we need it for g_iconv()
2612 AC_MSG_CHECKING([for EILSEQ])
2618 ], have_eilseq=yes, have_eilseq=no);
2619 AC_MSG_RESULT($have_eilseq)
2621 dnl ******************************************************************
2622 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2623 dnl *** glib-compile-schemas in PATH ***
2624 dnl ******************************************************************
2626 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2628 AS_IF([ test $cross_compiling = yes && test x$enable_modular_tests = xyes], [
2629 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2630 if test x$GLIB_GENMARSHAL = xno; then
2631 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2634 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2635 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2636 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2639 AC_PATH_PROG(GLIB_COMPILE_RESOURCES, glib-compile-resources, no)
2640 if test x$GLIB_COMPILE_RESOURCES = xno; then
2641 AC_MSG_ERROR(Could not find a glib-compile-resources in your PATH)
2645 dnl **************************
2646 dnl *** Checks for gtk-doc ***
2647 dnl **************************
2648 # gtkdocize greps for ^GTK_DOC_CHECK and parses it, so you need to have
2649 # it on it's own line.
2650 m4_ifdef([GTK_DOC_CHECK], [
2651 GTK_DOC_CHECK([1.15], [--flavour no-tmpl])
2653 AM_CONDITIONAL([ENABLE_GTK_DOC],[false])
2657 [AS_HELP_STRING([--enable-man],
2658 [generate man pages [default=auto]])],,
2661 AS_IF([test "$enable_man" != no], [
2662 AC_PATH_PROG([XSLTPROC], [xsltproc])
2663 AS_IF([test -z "$XSLTPROC"], [
2664 AS_IF([test "$enable_man" = yes], [
2665 AC_MSG_ERROR([xsltproc is required for --enable-man])
2671 AS_IF([ test "$enable_man" != no ], [
2672 dnl check for DocBook DTD in the local catalog
2673 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2674 [DocBook XML DTD V4.1.2], [have_docbook_dtd=yes], [have_docbook_dtd=no])
2675 AS_IF([test "$have_docbook_dtd" != yes], [
2676 AS_IF([test "$enable_man" = yes ], [
2677 AC_MSG_ERROR([DocBook DTD is required for --enable-man])
2683 AS_IF([test "$enable_man" != no], [
2684 dnl check for DocBook XSL stylesheets in the local catalog
2685 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2686 [DocBook XSL Stylesheets], [have_docbook_style=yes],[have_docbook_style=no])
2687 AS_IF([ test "$have_docbook_dtd" != yes ], [
2688 AS_IF([ test "$enable_man" = yes ], [
2689 AC_MSG_ERROR([DocBook XSL Stylesheets are required for --enable-man])
2695 AM_CONDITIONAL(ENABLE_MAN, test "$enable_man" != no)
2697 AC_MSG_CHECKING([whether to generate man pages])
2698 AS_IF([ test "$enable_man" != no ], [
2699 AC_MSG_RESULT([yes])
2708 AC_ARG_ENABLE([dtrace],
2709 [AS_HELP_STRING([--enable-dtrace],
2710 [include tracing support for dtrace])])
2712 AC_MSG_CHECKING([whether to include dtrace tracing support])
2713 AS_IF([ test "x$enable_dtrace" != xno], [
2714 if test x$glib_have_carbon = xyes; then
2715 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2717 AC_MSG_RESULT([yes])
2718 AC_CHECK_PROGS(DTRACE, dtrace)
2719 if test -z "$DTRACE"; then
2720 if test "x$enable_dtrace" = xyes; then
2721 AC_MSG_ERROR([dtrace not found])
2724 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2725 [if test "x$enable_dtrace" = xyes; then
2726 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2733 if test "x$have_dtrace" = xyes; then
2734 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2736 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2738 AC_MSG_CHECKING([whether to include systemtap tracing support])
2739 AC_ARG_ENABLE([systemtap],
2740 [AS_HELP_STRING([--enable-systemtap],
2741 [include tracing support for systemtap])])
2743 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2746 AC_MSG_RESULT(${have_systemtap})
2748 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2750 AC_ARG_WITH([tapset-install-dir],
2751 AS_HELP_STRING([--with-tapset-install-dir=DIR],
2752 [path where systemtap tapsets are installed [DATADIR/systemtap/tapset]]),
2753 [if test "x${withval}" = x; then
2754 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2756 ABS_TAPSET_DIR="${withval}"
2758 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2759 AC_SUBST(ABS_TAPSET_DIR)
2761 dnl ************************************
2762 dnl *** Enable lcov coverage reports ***
2763 dnl ************************************
2766 AS_HELP_STRING([--enable-gcov],
2767 [enable coverage testing with gcov]),
2768 [use_gcov=$enableval], [use_gcov=no])
2770 AS_IF([ test "x$use_gcov" = "xyes"], [
2772 if test "$GCC" != "yes"; then
2773 AC_MSG_ERROR([GCC is required for --enable-gcov])
2776 dnl Check if ccache is being used
2777 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2778 case `$SHTOOL path $CC` in
2779 *ccache*[)] gcc_ccache=yes;;
2780 *[)] gcc_ccache=no;;
2783 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2784 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2787 ltp_version_list="1.6 1.7 1.8 1.9"
2788 AC_CHECK_PROG(LTP, lcov, lcov)
2789 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2791 AS_IF([ test "$LTP" ], [
2792 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2793 glib_cv_ltp_version=invalid
2794 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2795 for ltp_check_version in $ltp_version_list; do
2796 if test "$ltp_version" = "$ltp_check_version"; then
2797 glib_cv_ltp_version="$ltp_check_version (ok)"
2802 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
2803 AC_MSG_ERROR([$ltp_msg])
2806 case $glib_cv_ltp_version in
2808 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
2809 AC_MSG_ERROR([$ltp_msg])
2814 if test -z "$LTP_GENHTML"; then
2815 AC_MSG_ERROR([Could not find genhtml from the LTP package])
2818 dnl Remove all optimization flags from CFLAGS
2820 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
2823 dnl Add the special gcc flags
2824 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
2825 LDFLAGS="$LDFLAGS -lgcov"
2828 dnl ******************************
2829 dnl *** output the whole stuff ***
2830 dnl ******************************
2832 dnl this section will only be run if config.status is invoked with no
2833 dnl arguments, or with "glib/glibconfig.h" as an argument.
2834 AC_CONFIG_COMMANDS([glib/glibconfig.h],
2836 outfile=glib/glibconfig.h-tmp
2837 cat > $outfile <<\_______EOF
2840 * This is a generated file. Please modify 'configure.ac'
2843 #ifndef __GLIBCONFIG_H__
2844 #define __GLIBCONFIG_H__
2846 #include <glib/gmacros.h>
2850 if test x$glib_limits_h = xyes; then
2851 echo '#include <limits.h>' >> $outfile
2853 if test x$glib_float_h = xyes; then
2854 echo '#include <float.h>' >> $outfile
2856 if test x$glib_values_h = xyes; then
2857 echo '#include <values.h>' >> $outfile
2859 if test "$glib_header_alloca_h" = "yes"; then
2860 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2862 if test x$glib_sys_poll_h = xyes; then
2863 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2865 if test x$glib_included_printf != xyes; then
2867 /* Specifies that GLib's g_print*() functions wrap the
2868 * system printf functions. This is useful to know, for example,
2869 * when using glibc's register_printf_function().
2871 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
2874 cat >> $outfile <<_______EOF
2878 #define G_MINFLOAT $glib_mf
2879 #define G_MAXFLOAT $glib_Mf
2880 #define G_MINDOUBLE $glib_md
2881 #define G_MAXDOUBLE $glib_Md
2882 #define G_MINSHORT $glib_ms
2883 #define G_MAXSHORT $glib_Ms
2884 #define G_MAXUSHORT $glib_Mus
2885 #define G_MININT $glib_mi
2886 #define G_MAXINT $glib_Mi
2887 #define G_MAXUINT $glib_Mui
2888 #define G_MINLONG $glib_ml
2889 #define G_MAXLONG $glib_Ml
2890 #define G_MAXULONG $glib_Mul
2895 ### this should always be true in a modern C/C++ compiler
2896 cat >>$outfile <<_______EOF
2897 typedef signed char gint8;
2898 typedef unsigned char guint8;
2902 if test -n "$gint16"; then
2903 cat >>$outfile <<_______EOF
2904 typedef signed $gint16 gint16;
2905 typedef unsigned $gint16 guint16;
2906 #define G_GINT16_MODIFIER $gint16_modifier
2907 #define G_GINT16_FORMAT $gint16_format
2908 #define G_GUINT16_FORMAT $guint16_format
2913 if test -n "$gint32"; then
2914 cat >>$outfile <<_______EOF
2915 typedef signed $gint32 gint32;
2916 typedef unsigned $gint32 guint32;
2917 #define G_GINT32_MODIFIER $gint32_modifier
2918 #define G_GINT32_FORMAT $gint32_format
2919 #define G_GUINT32_FORMAT $guint32_format
2923 cat >>$outfile <<_______EOF
2924 #define G_HAVE_GINT64 1 /* deprecated, always true */
2926 ${glib_extension}typedef signed $gint64 gint64;
2927 ${glib_extension}typedef unsigned $gint64 guint64;
2929 #define G_GINT64_CONSTANT(val) $gint64_constant
2930 #define G_GUINT64_CONSTANT(val) $guint64_constant
2933 if test x$gint64_format != x ; then
2934 cat >>$outfile <<_______EOF
2935 #define G_GINT64_MODIFIER $gint64_modifier
2936 #define G_GINT64_FORMAT $gint64_format
2937 #define G_GUINT64_FORMAT $guint64_format
2940 cat >>$outfile <<_______EOF
2941 #undef G_GINT64_MODIFIER
2942 #undef G_GINT64_FORMAT
2943 #undef G_GUINT64_FORMAT
2947 cat >>$outfile <<_______EOF
2949 #define GLIB_SIZEOF_VOID_P $glib_void_p
2950 #define GLIB_SIZEOF_LONG $glib_long
2951 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2955 cat >>$outfile <<_______EOF
2956 typedef signed $glib_size_type_define gssize;
2957 typedef unsigned $glib_size_type_define gsize;
2958 #define G_GSIZE_MODIFIER $gsize_modifier
2959 #define G_GSSIZE_FORMAT $gssize_format
2960 #define G_GSIZE_FORMAT $gsize_format
2962 #define G_MAXSIZE G_MAXU$glib_msize_type
2963 #define G_MINSSIZE G_MIN$glib_msize_type
2964 #define G_MAXSSIZE G_MAX$glib_msize_type
2966 typedef gint64 goffset;
2967 #define G_MINOFFSET G_MININT64
2968 #define G_MAXOFFSET G_MAXINT64
2970 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
2971 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
2972 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
2976 if test -z "$glib_unknown_void_p"; then
2977 cat >>$outfile <<_______EOF
2979 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2980 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2982 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2983 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2985 typedef signed $glib_intptr_type_define gintptr;
2986 typedef unsigned $glib_intptr_type_define guintptr;
2988 #define G_GINTPTR_MODIFIER $gintptr_modifier
2989 #define G_GINTPTR_FORMAT $gintptr_format
2990 #define G_GUINTPTR_FORMAT $guintptr_format
2993 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2998 cat >>$outfile <<_______EOF
3003 $glib_static_compilation
3008 #define G_HAVE_INLINE 1
3009 #else /* !__cplusplus */
3011 #endif /* !__cplusplus */
3014 #define G_CAN_INLINE 1
3017 if test x$g_can_inline = xyes ; then
3018 cat >>$outfile <<_______EOF
3019 #else /* !__cplusplus */
3020 #define G_CAN_INLINE 1
3024 cat >>$outfile <<_______EOF
3029 if test x$g_have_iso_c_varargs = xyes ; then
3030 cat >>$outfile <<_______EOF
3032 # define G_HAVE_ISO_VARARGS 1
3036 if test x$g_have_iso_cxx_varargs = xyes ; then
3037 cat >>$outfile <<_______EOF
3039 # define G_HAVE_ISO_VARARGS 1
3043 if test x$g_have_gnuc_varargs = xyes ; then
3044 cat >>$outfile <<_______EOF
3046 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3047 * is passed ISO vararg support is turned off, and there is no work
3048 * around to turn it on, so we unconditionally turn it off.
3050 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3051 # undef G_HAVE_ISO_VARARGS
3054 #define G_HAVE_GNUC_VARARGS 1
3058 case x$g_stack_grows in
3059 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3060 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3065 if test x$g_have_eilseq = xno; then
3066 cat >>$outfile <<_______EOF
3068 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3069 * The correspondence between this and the corresponding definition
3070 * in libiconv is essential.
3072 # define EILSEQ ENOENT
3078 if test x$g_have_gnuc_visibility = xyes; then
3079 cat >>$outfile <<_______EOF
3080 #define G_HAVE_GNUC_VISIBILITY 1
3083 cat >>$outfile <<_______EOF
3084 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3085 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3086 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3087 #define G_GNUC_INTERNAL __hidden
3088 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3089 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3091 #define G_GNUC_INTERNAL
3096 cat >>$outfile <<_______EOF
3097 #define G_THREADS_ENABLED
3098 #define G_THREADS_IMPL_$g_threads_impl_def
3101 if test x"$g_memory_barrier_needed" != xno; then
3103 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3105 if test x"$g_atomic_lock_free" = xyes; then
3107 echo "#define G_ATOMIC_LOCK_FREE" >>$outfile
3110 g_bit_sizes="16 32 64"
3111 for bits in $g_bit_sizes; do
3112 cat >>$outfile <<_______EOF
3113 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3114 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3115 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3116 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3120 cat >>$outfile <<_______EOF
3121 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3122 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3123 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3124 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3125 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3126 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3127 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3128 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3129 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3130 #define GSSIZE_TO_LE(val) ((gssize) GINT${gsizebits}_TO_LE (val))
3131 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3132 #define GSSIZE_TO_BE(val) ((gssize) GINT${gsizebits}_TO_BE (val))
3133 #define G_BYTE_ORDER $g_byte_order
3135 #define GLIB_SYSDEF_POLLIN =$g_pollin
3136 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3137 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3138 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3139 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3140 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3142 #define G_MODULE_SUFFIX "$g_module_suffix"
3144 typedef $g_pid_type GPid;
3146 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3147 #define GLIB_SYSDEF_AF_INET $g_af_inet
3148 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3150 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3151 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3152 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3156 #endif /* __GLIBCONFIG_H__ */
3160 if cmp -s $outfile glib/glibconfig.h; then
3161 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3164 mv $outfile glib/glibconfig.h
3168 # Note that if two cases are the same, case goes with the first one.
3169 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3170 # on variable expansion in case labels. Look at the generated config.status
3173 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3174 glib_header_alloca_h="$ac_cv_working_alloca_h"
3176 glib_header_alloca_h="$ac_cv_header_alloca_h"
3180 x$ac_cv_header_float_h)
3182 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3183 glib_md=DBL_MIN glib_Md=DBL_MAX
3185 x$ac_cv_header_values_h)
3187 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3188 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3193 x$ac_cv_header_limits_h)
3195 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3196 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3197 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3199 x$ac_cv_header_values_h)
3201 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3202 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3203 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3207 if test x$ac_cv_header_sys_poll_h = xyes ; then
3211 if test x$enable_included_printf = xyes ; then
3212 glib_included_printf=yes
3216 $ac_cv_sizeof_short)
3218 gint16_modifier='"h"'
3219 gint16_format='"hi"'
3220 guint16_format='"hu"'
3224 gint16_modifier='""'
3226 guint16_format='"u"'
3230 $ac_cv_sizeof_short)
3232 gint32_modifier='"h"'
3233 gint32_format='"hi"'
3234 guint32_format='"hu"'
3238 gint32_modifier='""'
3240 guint32_format='"u"'
3244 gint32_modifier='"l"'
3245 gint32_format='"li"'
3246 guint32_format='"lu"'
3252 gint64_modifier='""'
3254 guint64_format='"u"'
3256 gint64_constant='(val)'
3257 guint64_constant='(val)'
3261 gint64_modifier='"l"'
3262 gint64_format='"li"'
3263 guint64_format='"lu"'
3265 gint64_constant='(val##L)'
3266 guint64_constant='(val##UL)'
3268 $ac_cv_sizeof_long_long)
3270 if test -n "$glib_cv_long_long_format"; then
3271 gint64_modifier='"'$glib_cv_long_long_format'"'
3272 gint64_format='"'$glib_cv_long_long_format'i"'
3273 guint64_format='"'$glib_cv_long_long_format'u"'
3275 glib_extension='G_GNUC_EXTENSION '
3276 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3277 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3279 $ac_cv_sizeof___int64)
3281 if test -n "$glib_cv_long_long_format"; then
3282 gint64_modifier='"'$glib_cv_long_long_format'"'
3283 gint64_format='"'$glib_cv_long_long_format'i"'
3284 guint64_format='"'$glib_cv_long_long_format'u"'
3287 gint64_constant='(val##i64)'
3288 guint64_constant='(val##ui64)'
3291 glib_size_t=$ac_cv_sizeof_size_t
3292 glib_size_type_define="$glib_size_type"
3293 glib_void_p=$ac_cv_sizeof_void_p
3294 glib_long=$ac_cv_sizeof_long
3296 case "$glib_size_type" in
3298 gsize_modifier='"h"'
3300 gssize_format='"hi"'
3301 glib_msize_type='SHRT'
3307 glib_msize_type='INT'
3310 gsize_modifier='"l"'
3312 gssize_format='"li"'
3313 glib_msize_type='LONG'
3315 "long long"|__int64)
3316 gsize_modifier='"I64"'
3317 gsize_format='"I64u"'
3318 gssize_format='"I64i"'
3319 glib_msize_type='INT64'
3323 gintbits=`expr $ac_cv_sizeof_int \* 8`
3324 glongbits=`expr $ac_cv_sizeof_long \* 8`
3325 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3327 case $ac_cv_sizeof_void_p in
3329 glib_intptr_type_define=int
3330 gintptr_modifier='""'
3331 gintptr_format='"i"'
3332 guintptr_format='"u"'
3333 glib_gpi_cast='(gint)'
3334 glib_gpui_cast='(guint)'
3337 glib_intptr_type_define=long
3338 gintptr_modifier='"l"'
3339 gintptr_format='"li"'
3340 guintptr_format='"lu"'
3341 glib_gpi_cast='(glong)'
3342 glib_gpui_cast='(gulong)'
3344 $ac_cv_sizeof_long_long)
3345 glib_intptr_type_define='long long'
3346 gintptr_modifier='"I64"'
3347 gintptr_format='"I64i"'
3348 guintptr_format='"I64u"'
3349 glib_gpi_cast='(gint64)'
3350 glib_gpui_cast='(guint64)'
3352 $ac_cv_sizeof___int64)
3353 glib_intptr_type_define=__int64
3354 gintptr_modifier='"I64"'
3355 gintptr_format='"I64i"'
3356 guintptr_format='"I64u"'
3357 glib_gpi_cast='(gint64)'
3358 glib_gpui_cast='(guint64)'
3361 glib_unknown_void_p=yes
3367 x$ac_cv_func_atexit)
3369 #ifdef NeXT /* @#%@! NeXTStep */
3370 # define g_ATEXIT(proc) (!atexit (proc))
3372 # define g_ATEXIT(proc) (atexit (proc))
3375 x$ac_cv_func_on_exit)
3377 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3382 x$ac_cv_func_memmove)
3384 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3386 x$glib_cv_working_bcopy)
3388 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3389 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3393 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3394 * so we have to roll our own copy routine. */
3395 void g_memmove (void* dest, const void * src, unsigned long len);"
3400 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3401 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3402 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3406 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3407 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3411 if test x$glib_cv_va_val_copy = xno; then
3412 glib_vacopy="\$glib_vacopy
3413 #define G_VA_COPY_AS_ARRAY 1"
3416 if test x$glib_cv_hasinline = xyes; then
3417 glib_inline='#define G_HAVE_INLINE 1'
3419 if test x$glib_cv_has__inline = xyes; then
3420 glib_inline="\$glib_inline
3421 #define G_HAVE___INLINE 1"
3423 if test x$glib_cv_has__inline__ = xyes; then
3424 glib_inline="\$glib_inline
3425 #define G_HAVE___INLINE__ 1"
3428 g_have_gnuc_varargs=$g_have_gnuc_varargs
3429 g_have_iso_c_varargs=$g_have_iso_c_varargs
3430 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3432 g_can_inline=$g_can_inline
3433 g_have_gnuc_visibility=$g_have_gnuc_visibility
3434 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3436 if test x$ac_cv_c_bigendian = xyes; then
3437 g_byte_order=G_BIG_ENDIAN
3441 g_byte_order=G_LITTLE_ENDIAN
3446 g_pollin=$glib_cv_value_POLLIN
3447 g_pollout=$glib_cv_value_POLLOUT
3448 g_pollpri=$glib_cv_value_POLLPRI
3449 g_pollhup=$glib_cv_value_POLLHUP
3450 g_pollerr=$glib_cv_value_POLLERR
3451 g_pollnval=$glib_cv_value_POLLNVAL
3453 # If a family is not found on the system, define that family to
3454 # a negative value, picking a different one for each undefined
3455 # family (-1 for AF_UNIX, -2 for the next one, -3 ...)
3456 # This is needed because glib-mkenums doesn't handle optional
3457 # values in enums, and thus we have to have all existing values
3458 # defined in the enum.
3459 if test "x$glib_cv_value_AF_UNIX" != "x"; then
3460 g_af_unix=$glib_cv_value_AF_UNIX
3464 g_af_inet=$glib_cv_value_AF_INET
3465 g_af_inet6=$glib_cv_value_AF_INET6
3467 g_msg_peek=$glib_cv_value_MSG_PEEK
3468 g_msg_oob=$glib_cv_value_MSG_OOB
3469 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3471 g_stack_grows=$glib_cv_stack_grows
3473 g_have_eilseq=$have_eilseq
3475 g_threads_impl_def=$g_threads_impl
3477 g_atomic_lock_free="$glib_cv_g_atomic_lock_free"
3478 g_memory_barrier_needed="$glib_memory_barrier_needed"
3479 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3481 g_module_suffix="$glib_gmodule_suffix"
3483 g_pid_type="$glib_pid_type"
3486 glib_os="#define G_OS_BEOS"
3489 glib_os="#define G_OS_UNIX
3490 #define G_PLATFORM_WIN32
3491 #define G_WITH_CYGWIN"
3494 glib_os="#define G_OS_WIN32
3495 #define G_PLATFORM_WIN32"
3498 glib_os="#define G_OS_UNIX"
3501 glib_static_compilation=""
3502 if test x$glib_win32_static_compilation = xyes; then
3503 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3504 #define GOBJECT_STATIC_COMPILATION 1"
3508 # Redo enough to get guint32 and guint64 for the alignment checks below
3510 $ac_cv_sizeof_short)
3527 $ac_cv_sizeof_long_long)
3530 $ac_cv_sizeof___int64)
3535 AC_CHECK_TYPE([guint32],,,[typedef unsigned $gint32 guint32;])
3536 AC_CHECK_ALIGNOF([guint32], [AC_INCLUDES_DEFAULT
3537 typedef unsigned $gint32 guint32;])
3538 AC_CHECK_TYPE([guint64],,,[typedef unsigned $gint64 guint64;])
3539 AC_CHECK_ALIGNOF([guint64], [AC_INCLUDES_DEFAULT
3540 typedef unsigned $gint64 guint64;])
3541 AC_CHECK_TYPE([unsigned long])
3542 AC_CHECK_ALIGNOF([unsigned long])
3544 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3546 # 1.2.14 required for dbus_message_set_serial
3547 AS_IF([ test x$enable_modular_tests = xyes], [
3548 PKG_CHECK_MODULES(DBUS1,
3550 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3552 AC_SUBST(DBUS1_CFLAGS)
3553 AC_SUBST(DBUS1_LIBS)
3555 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3557 AC_CHECK_PROGS([DBUS_DAEMON], [dbus-daemon])
3558 AM_CONDITIONAL([HAVE_DBUS_DAEMON], [test x$DBUS_DAEMON = xdbus-daemon ])
3561 dnl Check for -Bsymbolic-functions linker flag used to avoid
3562 dnl intra-library PLT jumps, if available.
3565 AC_ARG_ENABLE(Bsymbolic,
3566 [AS_HELP_STRING([--disable-Bsymbolic],
3567 [avoid linking with -Bsymbolic])],,
3568 [SAVED_LDFLAGS="${LDFLAGS}"
3569 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3570 LDFLAGS=-Wl,-Bsymbolic-functions
3571 AC_TRY_LINK([], [int main (void) { return 0; }],
3573 enable_Bsymbolic=yes,
3575 enable_Bsymbolic=no)
3576 LDFLAGS="${SAVED_LDFLAGS}"])
3578 if test "x${enable_Bsymbolic}" = "xyes"; then
3579 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3582 AC_SUBST(GLIB_LINK_FLAGS)
3585 dnl Check for -fvisibility=hidden to determine if we can do GNU-style
3586 dnl visibility attributes for symbol export control
3588 GLIB_HIDDEN_VISIBILITY_CFLAGS=""
3591 dnl on mingw32 we do -fvisibility=hidden and __declspec(dllexport)
3592 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) __declspec(dllexport) extern],
3593 [defines how to decorate public symbols while building])
3594 CFLAGS="${CFLAGS} -fvisibility=hidden"
3597 dnl on other compilers, check if we can do -fvisibility=hidden
3598 SAVED_CFLAGS="${CFLAGS}"
3599 CFLAGS="-fvisibility=hidden"
3600 AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
3601 AC_TRY_COMPILE([], [int main (void) { return 0; }],
3603 enable_fvisibility_hidden=yes,
3605 enable_fvisibility_hidden=no)
3606 CFLAGS="${SAVED_CFLAGS}"
3608 AS_IF([test "${enable_fvisibility_hidden}" = "yes"], [
3609 AC_DEFINE([_GLIB_EXTERN], [__attribute__((visibility("default"))) extern],
3610 [defines how to decorate public symbols while building])
3611 GLIB_HIDDEN_VISIBILITY_CFLAGS="-fvisibility=hidden"
3615 AC_SUBST(GLIB_HIDDEN_VISIBILITY_CFLAGS)
3617 dnl Compiler flags; macro originates from systemd
3618 dnl See https://bugzilla.gnome.org/show_bug.cgi?id=608953
3619 AC_ARG_ENABLE(compile-warnings,
3620 [AS_HELP_STRING([--disable-compile-warnings],
3621 [Don't use builtin compiler warnings])],,
3622 enable_compile_warnings=yes)
3623 AS_IF([test "x$enable_compile_warnings" = xyes], [
3624 CC_CHECK_FLAGS_APPEND([GLIB_WARN_CFLAGS], [CFLAGS], [\
3625 -Wall -Wstrict-prototypes -Werror=declaration-after-statement \
3626 -Werror=missing-prototypes -Werror=implicit-function-declaration \
3627 -Werror=pointer-arith -Werror=init-self -Werror=format-security \
3628 -Werror=format=2 -Werror=missing-include-dirs])
3630 AC_SUBST(GLIB_WARN_CFLAGS)
3633 # Define variables corresponding to the correct include paths to use for
3638 config_h_INCLUDES='-I$(top_builddir)'
3639 AC_SUBST(config_h_INCLUDES)
3643 # $(top_builddir)/glib: for glibconfig.h
3644 # $(top_srcdir)/glib: for glib.h
3645 # $(top_srcdir): for everything
3646 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3647 AC_SUBST(glib_INCLUDES)
3651 gobject_INCLUDES='$(glib_INCLUDES)'
3652 AC_SUBST(gobject_INCLUDES)
3656 # $(top_srcdir)/gmodule: for gmodule.h
3657 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3658 AC_SUBST(gmodule_INCLUDES)
3662 gio_INCLUDES='$(gmodule_INCLUDES)'
3663 AC_SUBST(gio_INCLUDES)
3669 gmodule-export-2.0.pc
3670 gmodule-no-export-2.0.pc
3680 build/win32/Makefile
3681 build/win32/dirent/Makefile
3682 build/win32/vs9/Makefile
3683 build/win32/vs10/Makefile
3684 build/win32/vs11/Makefile
3687 glib/libcharset/Makefile
3688 glib/gnulib/Makefile
3690 glib/update-pcre/Makefile
3693 gmodule/gmoduleconf.h
3696 gobject/glib-mkenums
3697 gobject/tests/Makefile
3700 gio/gdbus-2.0/codegen/Makefile
3701 gio/gdbus-2.0/codegen/config.py
3703 gio/xdgmime/Makefile
3704 gio/inotify/Makefile
3710 gio/tests/gdbus-object-manager-example/Makefile
3711 gio/tests/services/Makefile
3712 gio/tests/services/org.gtk.GDBus.Examples.ObjectManager.service
3715 docs/reference/Makefile
3716 docs/reference/glib/Makefile
3717 docs/reference/glib/version.xml
3718 docs/reference/gobject/Makefile
3719 docs/reference/gobject/version.xml
3720 docs/reference/gio/Makefile
3721 docs/reference/gio/gdbus-object-manager-example/Makefile
3722 docs/reference/gio/version.xml
3724 tests/gobject/Makefile
3725 tests/refcount/Makefile
3729 AC_CONFIG_COMMANDS([chmod-scripts],
3730 [chmod 0755 glib-zip
3731 chmod 0755 glib-gettextize
3732 chmod 0755 gobject/glib-mkenums])
3734 # we want to invoke this macro solely so that the config.status script
3735 # and automake generated makefiles know about these generated files.
3736 # They are only needed to distcheck the package
3742 glib/glibconfig.h.win32
3745 gmodule/makefile.msc
3747 gobject/makefile.msc
3749 gthread/makefile.msc