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 # in easier to understand terms:
25 # <mclasen> on the stable branch, interface age == micro
26 # <mclasen> on the unstable (ie master), interface age = 0
28 m4_define([glib_major_version], [2])
29 m4_define([glib_minor_version], [29])
30 m4_define([glib_micro_version], [19])
31 m4_define([glib_interface_age], [0])
32 m4_define([glib_binary_age],
33 [m4_eval(100 * glib_minor_version + glib_micro_version)])
34 m4_define([glib_version],
35 [glib_major_version.glib_minor_version.glib_micro_version])
37 # libtool version related macros
38 m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
39 m4_define([glib_lt_current],
40 [m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
41 m4_define([glib_lt_revision], [glib_interface_age])
42 m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
43 m4_define([glib_lt_current_minus_age],
44 [m4_eval(glib_lt_current - glib_lt_age)])
46 # if the minor version number is odd, then we want debugging. Otherwise
47 # we only want minimal debugging support.
48 m4_define([glib_debug_default],
49 [m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
52 AC_INIT(glib, [glib_version],
53 [http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
55 AC_CONFIG_HEADER([config.h])
56 AC_CONFIG_SRCDIR([glib/glib.h])
57 AC_CONFIG_MACRO_DIR([m4macros])
59 # Save this value here, since automake will set cflags later
60 cflags_set=${CFLAGS+set}
62 AM_INIT_AUTOMAKE([1.11 no-define no-dist-gzip dist-xz tar-ustar])
63 AM_MAINTAINER_MODE([enable])
65 # Support silent build rules. Disable
66 # by either passing --disable-silent-rules to configure or passing V=1
68 AM_SILENT_RULES([yes])
70 GLIB_MAJOR_VERSION=glib_major_version
71 GLIB_MINOR_VERSION=glib_minor_version
72 GLIB_MICRO_VERSION=glib_micro_version
73 GLIB_INTERFACE_AGE=glib_interface_age
74 GLIB_BINARY_AGE=glib_binary_age
75 GLIB_VERSION=glib_version
77 AC_SUBST(GLIB_MAJOR_VERSION)
78 AC_SUBST(GLIB_MINOR_VERSION)
79 AC_SUBST(GLIB_MICRO_VERSION)
80 AC_SUBST(GLIB_VERSION)
81 AC_SUBST(GLIB_INTERFACE_AGE)
82 AC_SUBST(GLIB_BINARY_AGE)
84 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
85 [Define to the GLIB major version])
86 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
87 [Define to the GLIB minor version])
88 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
89 [Define to the GLIB micro version])
90 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
91 [Define to the GLIB interface age])
92 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
93 [Define to the GLIB binary age])
96 LT_RELEASE=glib_lt_release
97 LT_CURRENT=glib_lt_current
98 LT_REVISION=glib_lt_revision
100 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
103 AC_SUBST(LT_REVISION)
105 AC_SUBST(LT_CURRENT_MINUS_AGE)
107 dnl Checks for programs.
113 AC_MSG_CHECKING([for the BeOS])
116 glib_native_beos="yes"
119 glib_native_beos="no"
122 AC_MSG_RESULT([$glib_native_beos])
126 AC_MSG_CHECKING([for Win32])
127 LIB_EXE_MACHINE_FLAG=X86
130 glib_native_win32=yes
131 glib_pid_type='void *'
132 glib_cv_stack_grows=no
133 # Unfortunately the mingw implementations of C99-style snprintf and vsnprintf
134 # don't seem to be quite good enough, at least not in mingw-runtime-3.14.
135 # (Sorry, I don't know exactly what is the problem, but it is related to
136 # floating point formatting and decimal point vs. comma.)
137 # The simple tests in AC_FUNC_VSNPRINTF_C99 and AC_FUNC_SNPRINTF_C99 aren't
138 # rigorous enough to notice, though.
139 # So preset the autoconf cache variables.
140 ac_cv_func_vsnprintf_c99=no
141 ac_cv_func_snprintf_c99=no
144 LIB_EXE_MACHINE_FLAG=X64
159 AC_MSG_RESULT([$glib_native_win32])
161 AC_SUBST(LIB_EXE_MACHINE_FLAG)
164 AC_MSG_CHECKING([for Mac OS X Carbon support])
166 #include <Carbon/Carbon.h>
167 #include <CoreServices/CoreServices.h>
168 ], glib_have_carbon=yes)
170 AC_MSG_RESULT([$glib_have_carbon])
172 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
173 AM_CONDITIONAL(OS_WIN32_X64, [test "$LIB_EXE_MACHINE_FLAG" = "X64"])
174 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
175 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
176 AM_CONDITIONAL(OS_CARBON, [test "$glib_have_carbon" = "yes"])
178 if test "$glib_native_win32" = "yes"; then
179 AC_CHECK_TOOL(WINDRES, windres, no)
180 if test "$WINDRES" = no; then
181 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
183 AC_CHECK_TOOL(NM, nm, no)
184 if test "$NM" = no; then
185 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
187 AC_CHECK_TOOL(RANLIB, ranlib, :)
188 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
190 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
192 if test "$glib_native_win32" != yes; then
193 # libtool option to control which symbols are exported
194 # right now, symbols starting with _ are not exported
195 LIBTOOL_EXPORT_OPTIONS='-export-symbols-regex "^g.*"'
197 # We currently use .def files on Windows
198 LIBTOOL_EXPORT_OPTIONS=
200 AC_SUBST(LIBTOOL_EXPORT_OPTIONS)
202 if test "x$glib_have_carbon" = "xyes"; then
203 AC_DEFINE(HAVE_CARBON, 1, [define to 1 if Carbon is available])
204 LDFLAGS="$LDFLAGS -framework Carbon"
208 if test "x$GLIBC21" = "xyes"; then
209 AC_DEFINE([_GNU_SOURCE], 1, [Make all glibc extensions visible])
212 dnl declare --enable-* args and collect ac_help strings
214 AC_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
215 [turn on debugging @<:@default=glib_debug_default@:>@]),,
216 enable_debug=glib_debug_default)
218 AC_ARG_ENABLE(gc_friendly,
219 [AC_HELP_STRING([--enable-gc-friendly],
220 [turn on garbage collector friendliness [default=no]])],,
221 [enable_gc_friendly=no])
222 AC_ARG_ENABLE(mem_pools,
223 [AC_HELP_STRING([--disable-mem-pools],
224 [disable all glib memory pools])],,
225 [disable_mem_pools=no])
226 AC_ARG_ENABLE(threads,
227 [AC_HELP_STRING([--enable-threads],
228 [turn on basic thread support [default=yes]
229 ([=no] will override --with-threads)])],,
230 [enable_threads=yes])
231 AC_ARG_ENABLE(rebuilds,
232 [AC_HELP_STRING([--disable-rebuilds],
233 [disable all source autogeneration rules])],,
234 [enable_rebuilds=yes])
236 if test "x$enable_threads" != "xyes"; then
240 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
241 if test "x$enable_gc_friendly" = "xyes"; then
242 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
248 AC_MSG_CHECKING([whether to disable memory pools])
249 if test "x$disable_mem_pools" = "xno"; then
252 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
253 AC_SUBST(DISABLE_MEM_POOLS)
257 dnl location to install runtime libraries, e.g. ../../lib to install
258 dnl to /lib if libdir is /usr/lib
259 AC_ARG_WITH(runtime-libdir,
260 [AC_HELP_STRING([--with-runtime-libdir=RELPATH],
261 [Install runtime libraries relative to libdir])],
263 [with_runtime_libdir=""])
264 GLIB_RUNTIME_LIBDIR="$with_runtime_libdir"
265 ABS_GLIB_RUNTIME_LIBDIR="`readlink -f $libdir/$with_runtime_libdir`"
266 AC_SUBST(GLIB_RUNTIME_LIBDIR)
267 AC_SUBST(ABS_GLIB_RUNTIME_LIBDIR)
268 AM_CONDITIONAL(HAVE_GLIB_RUNTIME_LIBDIR, [test "x$with_runtime_libdir" != "x"])
270 dnl Check for a working C++ compiler, but do not bail out, if none is found.
271 AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
274 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
275 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
284 PKG_PROG_PKG_CONFIG(0.16)
286 if test "x$enable_debug" = "xyes"; then
287 if test x$cflags_set != xset ; then
289 *[[\ \ ]]-g[[\ \ ]]*) ;;
290 *) CFLAGS="$CFLAGS -g" ;;
294 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
296 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
298 if test "x$enable_debug" = "xno"; then
299 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
303 # Ensure MSVC-compatible struct packing convention is used when
304 # compiling for Win32 with gcc.
305 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
306 # gcc2 uses "-fnative-struct".
307 if test x"$glib_native_win32" = xyes; then
308 if test x"$GCC" = xyes; then
310 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
311 if test -z "$ac_cv_prog_CC"; then
314 our_gcc="$ac_cv_prog_CC"
316 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
318 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
319 msnative_struct='-fnative-struct'
323 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
324 msnative_struct='-mms-bitfields'
328 if test x"$msnative_struct" = x ; then
329 AC_MSG_RESULT([no way])
330 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
332 CFLAGS="$CFLAGS $msnative_struct"
333 AC_MSG_RESULT([${msnative_struct}])
337 GLIB_EXTRA_CFLAGS="${msnative_struct}"
338 AC_SUBST(GLIB_EXTRA_CFLAGS)
342 # define a MAINT-like variable REBUILD which is set if Perl
343 # and awk are found, so autogenerated sources can be rebuilt
345 AC_CHECK_PROGS(PERL, [perl5 perl])
346 # We would like indent, but don't require it.
347 AC_CHECK_PROG(INDENT, indent, indent)
349 if test "x$enable_rebuilds" = "xyes" && \
351 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
352 test -n "$AWK" ; then
357 # Need full path to Perl for glib-mkenums
359 if test "x$PERL" != x ; then
360 AC_PATH_PROG(PERL_PATH, [$PERL])
362 if test "x$PERL_PATH" = x ; then
363 PERL_PATH="/usr/bin/env perl"
367 # Need suitable python path for greport
368 AM_PATH_PYTHON(2.5,,PYTHON="/usr/bin/env python2.5")
371 dnl ***********************
372 dnl *** Tests for iconv ***
373 dnl ***********************
375 dnl We do this before the gettext checks, to avoid distortion
377 dnl On Windows we use a native implementation
379 if test x"$glib_native_win32" = xyes; then
382 AC_ARG_WITH(libiconv,
383 [AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
384 [use the libiconv library])],,
385 [with_libiconv=maybe])
388 case $with_libiconv in
390 # Check in the C library first
391 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
392 # Check if we have GNU libiconv
393 if test $found_iconv = "no"; then
394 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
396 # Check if we have a iconv in -liconv, possibly from vendor
397 if test $found_iconv = "no"; then
398 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
402 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
405 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
408 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
412 if test "x$found_iconv" = "xno" ; then
413 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
417 AC_ARG_ENABLE(iconv-cache,
418 [AC_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
419 [cache iconv descriptors [default=auto]])],,
420 [enable_iconv_cache=auto])
422 AC_MSG_CHECKING([whether to cache iconv descriptors])
423 case $enable_iconv_cache in
425 if test $ac_cv_gnu_library_2_1 = yes; then
426 enable_iconv_cache=no
428 enable_iconv_cache=yes
433 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
437 if test $enable_iconv_cache = yes; then
438 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
441 AC_MSG_RESULT($enable_iconv_cache)
447 PKG_CHECK_MODULES([ZLIB], [zlib], [found_zlib=yes], [found_zlib=no])
448 if test "x$found_zlib" = "xno" ; then
449 AC_CHECK_LIB(z, inflate, [AC_CHECK_HEADER(zlib.h, found_zlib=yes)])
450 if test "x$found_zlib" = "xno" ; then
451 AC_MSG_ERROR([*** Working zlib library and headers not found ***])
457 PKG_CHECK_MODULES(LIBFFI, [libffi >= 3.0.0])
458 AC_SUBST(LIBFFI_CFLAGS)
459 AC_SUBST(LIBFFI_LIBS)
465 ALL_LINGUAS="`grep -v '^#' "$srcdir/po/LINGUAS" | tr '\n' ' '`"
466 AC_SUBST([CONFIG_STATUS_DEPENDENCIES],['$(top_srcdir)/po/LINGUAS'])
469 if test "$gt_cv_have_gettext" != "yes" ; then
471 *** You must have either have gettext support in your C library, or use the
472 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
476 LIBS="$INTLLIBS $LIBS"
478 GETTEXT_PACKAGE=glib20
479 AC_SUBST(GETTEXT_PACKAGE)
480 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
481 [Define the gettext package to be used])
483 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
486 dnl Now we are done with gettext checks, figure out ICONV_LIBS
489 if test x"$glib_native_win32" != xyes; then
490 if test x$with_libiconv != xno ; then
491 case " $INTLLIBS " in
492 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
493 *) ICONV_LIBS="-liconv" ;;
499 case $with_libiconv in
501 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
504 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
508 dnl Initialize libtool
510 LT_INIT([disable-static win32-dll])
511 dnl when using libtool 2.x create libtool early, because it's used in configure
512 m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
515 if test "x$GCC" = "xyes"; then
517 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
518 *) CFLAGS="$CFLAGS -Wall" ;;
522 CPPFLAGS="$CPPFLAGS -DG_DISABLE_SINGLE_INCLUDES"
524 if test "$glib_native_win32" = "yes"; then
525 if test x$enable_static = xyes -a x$enable_shared = xyes; then
526 AC_MSG_ERROR([Can not build both shared and static at the same time on Windows.])
528 if test x$enable_static = xyes; then
529 glib_win32_static_compilation=yes
530 GLIB_WIN32_STATIC_COMPILATION_DEFINE="#define GLIB_STATIC_COMPILATION 1
531 #define GOBJECT_STATIC_COMPILATION 1"
532 AC_SUBST(GLIB_WIN32_STATIC_COMPILATION_DEFINE)
535 AM_CONDITIONAL(OS_WIN32_AND_DLL_COMPILATION, [test x$glib_native_win32 = xyes -a x$glib_win32_static_compilation != xyes])
538 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
540 if test $cross_compiling != yes ; then
541 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
544 AC_TRY_RUN([#include <math.h>
545 int main (void) { return (log(1) != log(1.)); }],
546 AC_MSG_RESULT(none needed),
547 glib_save_CFLAGS=$CFLAGS
548 CFLAGS="$CFLAGS -std1"
549 AC_TRY_RUN([#include <math.h>
550 int main (void) { return (log(1) != log(1.)); }],
551 AC_MSG_RESULT(-std1),
553 CFLAGS=$glib_save_CFLAGS
555 [No ANSI prototypes found in library. (-std1 didn't work.)])
561 dnl NeXTStep cc seems to need this
562 AC_MSG_CHECKING([for extra flags for POSIX compliance])
563 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
564 AC_MSG_RESULT(none needed),
565 glib_save_CFLAGS=$CFLAGS
566 CFLAGS="$CFLAGS -posix"
567 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
568 AC_MSG_RESULT(-posix),
570 CFLAGS=$glib_save_CFLAGS
571 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
573 # Checks for header files.
576 # Checks for library functions.
579 AC_CHECK_FUNCS(mmap posix_memalign memalign valloc fsync pipe2)
580 AC_CHECK_FUNCS(atexit on_exit timegm gmtime_r)
582 dnl don't use AC_CHECK_FUNCS here, otherwise HAVE_QSORT_R will
583 dnl be automatically defined, which we don't want to do
584 dnl until we have checked this function is actually usable
585 AC_CHECK_FUNC([qsort_r])
587 # BSD has a qsort_r with wrong argument order
588 if test x$ac_cv_func_qsort_r = xyes ; then
589 AC_CACHE_CHECK([if qsort_r uses glibc compatible argument order], glib_cv_have_qsort_r, [
590 AC_RUN_IFELSE([AC_LANG_SOURCE([[
595 cmp (const void *a, const void *b, void *c)
609 main (int argc, char **argv)
611 int arr[3] = { 1, 2, 0 };
614 qsort_r (arr, 3, sizeof (int), cmp, &d);
616 if (arr[0] == 0 && arr[1] == 1 && arr[2] == 2)
620 }]])],[glib_cv_have_qsort_r=yes],[glib_cv_have_qsort_r=no])])
623 if test x$glib_cv_have_qsort_r = xyes ; then
624 AC_DEFINE(HAVE_QSORT_R, 1, [Define to 1 if you have the 'qsort_r' function])
627 AC_CHECK_SIZEOF(char)
628 AC_CHECK_SIZEOF(short)
629 AC_CHECK_SIZEOF(long)
631 AC_CHECK_SIZEOF(void *)
632 AC_CHECK_SIZEOF(long long)
633 AC_CHECK_SIZEOF(__int64)
635 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
639 *** GLib requires a 64 bit type. You might want to consider
640 *** using the GNU C compiler.
644 if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
645 # long long is a 64 bit integer.
646 AC_MSG_CHECKING(for format to printf and scanf a guint64)
647 AC_CACHE_VAL(glib_cv_long_long_format,[
648 for format in ll q I64; do
649 AC_TRY_RUN([#include <stdio.h>
652 long long b, a = -0x3AFAFAFAFAFAFAFALL;
654 sprintf (buffer, "%${format}u", a);
655 sscanf (buffer, "%${format}u", &b);
659 [glib_cv_long_long_format=${format}
663 if test -n "$glib_cv_long_long_format"; then
664 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
665 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
666 if test x"$glib_cv_long_long_format" = xI64; then
667 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
672 elif test x$ac_cv_sizeof___int64 = x8; then
673 # __int64 is a 64 bit integer.
674 AC_MSG_CHECKING(for format to printf and scanf a guint64)
675 # We know this is MSVCRT.DLL, and what the formats are
676 glib_cv_long_long_format=I64
677 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
678 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
679 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
682 dnl long doubles were not used, and a portability problem
686 dnl ok, here we try to check whether the systems prototypes for
687 dnl malloc and friends actually match the prototypes provided
688 dnl by gmem.h (keep in sync). i currently only know how to check
689 dnl this reliably with gcc (-Werror), improvements for other
690 dnl compilers are apprechiated.
691 SANE_MALLOC_PROTOS=no
692 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
693 glib_save_CFLAGS=$CFLAGS
694 if test "x$GCC" = "xyes"; then
695 CFLAGS="$CFLAGS -Werror"
696 AC_TRY_COMPILE([#include <stdlib.h>], [
697 void* (*my_calloc_p) (size_t, size_t) = calloc;
698 void* (*my_malloc_p) (size_t) = malloc;
699 void (*my_free_p) (void*) = free;
700 void* (*my_realloc_p) (void*, size_t) = realloc;
706 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
707 [Define if you have correct malloc prototypes])
708 SANE_MALLOC_PROTOS=yes)
710 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
711 CFLAGS=$glib_save_CFLAGS
714 dnl check in which direction the stack grows
716 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
718 volatile int *a = 0, *b = 0;
720 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
721 void foo (void) { volatile int x = 5; b = &x; }
723 glib_cv_stack_grows=no
725 glib_cv_stack_grows=yes
729 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
730 dnl truely know which ones of `inline', `__inline' and `__inline__' are
731 dnl actually supported.
732 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
733 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
734 __inline int foo () { return 0; }
735 int main () { return foo (); }
737 glib_cv_has__inline=yes
739 glib_cv_has__inline=no
742 case x$glib_cv_has__inline in
743 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
745 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
746 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
747 __inline__ int foo () { return 0; }
748 int main () { return foo (); }
750 glib_cv_has__inline__=yes
752 glib_cv_has__inline__=no
755 case x$glib_cv_has__inline__ in
756 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
758 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
759 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
761 inline int foo () { return 0; }
762 int main () { return foo (); }
764 glib_cv_hasinline=yes
769 case x$glib_cv_hasinline in
770 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
773 # if we can use inline functions in headers
774 AC_MSG_CHECKING(if inline functions in headers work)
775 AC_LINK_IFELSE([AC_LANG_SOURCE([[
776 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
778 # define inline __inline__
779 #elif !defined (G_HAVE_INLINE)
781 # if defined (G_HAVE___INLINE__)
782 # define inline __inline__
783 # elif defined (G_HAVE___INLINE)
784 # define inline __inline
788 int glib_test_func2 (int);
791 glib_test_func1 (void) {
792 return glib_test_func2 (1);
798 }]])],[g_can_inline=yes],[g_can_inline=no])
799 AC_MSG_RESULT($g_can_inline)
801 dnl *** check for working do while(0) macros ***
802 AC_CACHE_CHECK([for working do while(0) macros], g_cv_support_dowhile_macros, [
804 #define STMT_START do
805 #define STMT_END while(0)
806 #define STMT_TEST STMT_START { i = 0; } STMT_END
807 int main(void) { int i = 1; STMT_TEST; return i; }],
808 [g_cv_support_dowhile_macros=yes],
809 [g_cv_support_dowhile_macros=no],
810 [g_cv_support_dowhile_macros=yes])
812 if test x$g_cv_support_dowhile_macros = xyes; then
813 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
816 # check for flavours of varargs macros
817 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
819 int a(int p1, int p2, int p3);
820 #define call_a(...) a(1,__VA_ARGS__)
822 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
823 AC_MSG_RESULT($g_have_iso_c_varargs)
825 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
826 if test "$CXX" = ""; then
828 g_have_iso_cxx_varargs=no
832 int a(int p1, int p2, int p3);
833 #define call_a(...) a(1,__VA_ARGS__)
835 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
838 AC_MSG_RESULT($g_have_iso_cxx_varargs)
840 AC_MSG_CHECKING(for GNUC varargs macros)
842 int a(int p1, int p2, int p3);
843 #define call_a(params...) a(1,params)
845 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
846 AC_MSG_RESULT($g_have_gnuc_varargs)
848 # check for GNUC visibility support
849 AC_MSG_CHECKING(for GNUC visibility attribute)
850 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
852 __attribute__ ((visibility ("hidden")))
857 __attribute__ ((visibility ("internal")))
862 __attribute__ ((visibility ("protected")))
867 __attribute__ ((visibility ("default")))
871 int main (int argc, char **argv)
879 ]])],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
880 AC_MSG_RESULT($g_have_gnuc_visibility)
881 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
883 AC_MSG_CHECKING([whether using Sun Studio C compiler])
884 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__SUNPRO_C) || (__SUNPRO_C >= 0x550)
886 # include "error: this is not Sun Studio."
888 ]], [[]])], [ g_have_sunstudio_visibility=yes ], [ g_have_sunstudio_visibility=no ])
889 AC_MSG_RESULT($g_have_sunstudio_visibility)
890 AM_CONDITIONAL(HAVE_SUNSTUDIO_VISIBILITY, [test x$g_have_sunstudio_visibility = xyes])
892 # check for bytesex stuff
894 if test x$ac_cv_c_bigendian = xuniversal ; then
895 AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __BIG_ENDIAN
897 #error Not a big endian.
899 ac_cv_c_bigendian=yes
900 ,AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __LITTLE_ENDIAN
902 #error Not a little endian.
905 ,AC_MSG_WARN([Could not determine endianness.])))
909 # check for header files
910 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h grp.h sys/param.h sys/poll.h sys/resource.h])
911 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
912 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h inttypes.h sched.h malloc.h])
913 AC_CHECK_HEADERS([sys/vfs.h sys/mount.h sys/vmount.h sys/statfs.h sys/statvfs.h])
914 AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h sys/sysctl.h fstab.h])
915 AC_CHECK_HEADERS([sys/uio.h sys/mkdev.h])
916 AC_CHECK_HEADERS([linux/magic.h])
918 # check for structure fields
919 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])
920 AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_blocks, struct statfs.f_fstypename, struct statfs.f_bavail],,, [#include <sys/types.h>
921 #include <sys/stat.h>
923 #ifdef HAVE_SYS_STATFS_H
924 #include <sys/statfs.h>
926 #ifdef HAVE_SYS_PARAM_H
927 #include <sys/param.h>
929 #ifdef HAVE_SYS_MOUNT_H
930 #include <sys/mount.h>
932 # struct statvfs.f_basetype is available on Solaris but not for Linux.
933 AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [#include <sys/statvfs.h>])
934 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,[#include <time.h>])
936 # Checks for libcharset
938 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
939 AC_CHECK_FUNCS(setlocale)
941 # check additional type sizes
942 AC_CHECK_SIZEOF(size_t)
944 dnl Try to figure out whether gsize, gssize should be long or int
945 AC_MSG_CHECKING([for the appropriate definition for size_t])
947 case $ac_cv_sizeof_size_t in
957 $ac_cv_sizeof_long_long)
958 glib_size_type='long long'
960 $ac_cv_sizeof__int64)
961 glib_size_type='__int64'
963 *) AC_MSG_ERROR([No type matching size_t in size])
967 dnl If int/long are the same size, we see which one produces
968 dnl warnings when used in the location as size_t. (This matters
971 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
972 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
973 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
974 #if defined(_AIX) && !defined(__GNUC__)
975 #pragma options langlvl=stdc89
981 unsigned int *size_int = &s;
982 return (int)*size_int;
984 ]])],glib_size_type=int,
985 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
986 #if defined(_AIX) && !defined(__GNUC__)
987 #pragma options langlvl=stdc89
993 unsigned long *size_long = &s;
994 return (int)*size_long;
996 ]])],glib_size_type=long)])
999 AC_MSG_RESULT(unsigned $glib_size_type)
1001 # Check for some functions
1002 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk memmem)
1003 AC_CHECK_FUNCS(chown lchmod lchown fchmod fchown link utimes getgrgid getpwuid)
1004 AC_CHECK_FUNCS(getmntent_r setmntent endmntent hasmntopt getmntinfo)
1005 # Check for high-resolution sleep functions
1006 AC_CHECK_FUNCS(splice)
1008 # To avoid finding a compatibility unusable statfs, which typically
1009 # successfully compiles, but warns to use the newer statvfs interface:
1010 AS_IF([test $ac_cv_header_sys_statvfs_h = yes], [AC_CHECK_FUNCS([statvfs])])
1011 AS_IF([test $ac_cv_header_sys_statfs_h = yes], [AC_CHECK_FUNCS([statfs])])
1013 AC_MSG_CHECKING([whether to use statfs or statvfs])
1014 # Some systems have both statfs and statvfs, pick the most "native" for these
1015 AS_IF([test x$ac_cv_func_statfs = xyes && test x$ac_cv_func_statvfs = xyes],
1017 # on solaris and irix, statfs doesn't even have the f_bavail field
1018 AS_IF([test x$ac_cv_member_struct_statfs_f_bavail = xno],
1019 [ac_cv_func_statfs=no],
1020 # else, at least on linux, statfs is the actual syscall
1021 [ac_cv_func_statvfs=no])
1024 AS_IF([test x$ac_cv_func_statfs = xyes],
1026 AC_DEFINE([USE_STATFS], [1], [Define to use statfs()])
1027 AC_MSG_RESULT([statfs])
1029 [test x$ac_cv_func_statvfs = xyes],
1031 AC_DEFINE([USE_STATVFS], [1], [Define to use statvfs()])
1032 AC_MSG_RESULT([statvfs])
1034 [ AC_MSG_RESULT([neither])])
1036 AC_CHECK_HEADERS(crt_externs.h)
1037 AC_CHECK_FUNCS(_NSGetEnviron)
1039 AC_FUNC_VSNPRINTF_C99
1040 AC_FUNC_PRINTF_UNIX98
1042 # Internet address families
1043 if test $glib_native_win32 = yes; then
1044 glib_inet_includes=["
1045 #include <winsock2.h>
1048 glib_inet_includes=["
1049 #include <sys/types.h>
1050 #include <sys/socket.h>
1055 GLIB_CHECK_VALUE(AF_INET, $glib_inet_includes, glib_failed=true)
1056 GLIB_CHECK_VALUE(AF_INET6, $glib_inet_includes, glib_failed=true)
1057 # winsock defines this even though it doesn't support it
1058 GLIB_CHECK_VALUE(AF_UNIX, $glib_inet_includes, glib_failed=true)
1059 if $glib_failed ; then
1060 AC_MSG_ERROR([Could not determine values for AF_INET* constants])
1064 GLIB_CHECK_VALUE(MSG_PEEK, $glib_inet_includes, glib_failed=true)
1065 GLIB_CHECK_VALUE(MSG_OOB, $glib_inet_includes, glib_failed=true)
1066 GLIB_CHECK_VALUE(MSG_DONTROUTE, $glib_inet_includes, glib_failed=true)
1067 if $glib_failed ; then
1068 AC_MSG_ERROR([Could not determine values for MSG_* constants])
1071 AC_CHECK_FUNCS(getprotobyname_r endservent)
1072 AC_CHECK_HEADERS([netdb.h wspiapi.h arpa/nameser_compat.h])
1074 # For gio/libasyncns
1075 AC_CHECK_FUNCS(strndup setresuid setreuid)
1076 AC_CHECK_HEADERS(sys/prctl.h)
1078 # We can't just use AC_CHECK_FUNC/AC_CHECK_LIB here. Bug 586150
1080 AC_MSG_CHECKING([for res_query])
1081 AC_TRY_LINK([#include <sys/types.h>
1082 #include <netinet/in.h>
1083 #include <arpa/nameser.h>
1086 res_query("test", 0, 0, (void *)0, 0);
1087 ],[AC_MSG_RESULT([yes])],
1089 LIBS="-lresolv $LIBS"
1090 AC_TRY_LINK([#include <sys/types.h>
1091 #include <netinet/in.h>
1092 #include <arpa/nameser.h>
1095 res_query("test", 0, 0, (void *)0, 0);
1096 ],[AC_MSG_RESULT([in -lresolv])
1097 NETWORK_LIBS="-lresolv $NETWORK_LIBS"],
1098 [LIBS="-lbind $save_libs"
1099 AC_TRY_LINK([#include <resolv.h>],
1100 [res_query("test", 0, 0, (void *)0, 0);],
1101 [AC_MSG_RESULT([in -lbind])
1102 NETWORK_LIBS="-lbind $NETWORK_LIBS"],
1103 [AC_MSG_ERROR(not found)])])
1105 AC_CHECK_FUNC(socket, :, AC_CHECK_LIB(socket, socket,
1106 [NETWORK_LIBS="-lsocket $NETWORK_LIBS"],
1107 [AC_MSG_ERROR(Could not find socket())]))
1108 AC_SUBST(NETWORK_LIBS)
1112 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1113 AC_DEFINE(_XOPEN_SOURCE, 2, Needed to get declarations for msg_control and msg_controllen on Solaris)
1114 AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1119 dnl if statfs() takes 2 arguments (Posix) or 4 (Solaris)
1121 if test "$ac_cv_func_statfs" = yes ; then
1122 AC_MSG_CHECKING([number of arguments to statfs()])
1123 AC_TRY_COMPILE([#include <unistd.h>
1124 #ifdef HAVE_SYS_PARAM_H
1125 #include <sys/param.h>
1127 #ifdef HAVE_SYS_VFS_H
1128 #include <sys/vfs.h>
1130 #ifdef HAVE_SYS_MOUNT_H
1131 #include <sys/mount.h>
1133 #ifdef HAVE_SYS_STATFS_H
1134 #include <sys/statfs.h>
1135 #endif], [struct statfs st;
1136 statfs(NULL, &st);],[
1138 AC_DEFINE(STATFS_ARGS, 2, [Number of arguments to statfs()])],[
1139 AC_TRY_COMPILE([#include <unistd.h>
1140 #ifdef HAVE_SYS_PARAM_H
1141 #include <sys/param.h>
1143 #ifdef HAVE_SYS_VFS_H
1144 #include <sys/vfs.h>
1146 #ifdef HAVE_SYS_MOUNT_H
1147 #include <sys/mount.h>
1149 #ifdef HAVE_SYS_STATFS_H
1150 #include <sys/statfs.h>
1151 #endif], [struct statfs st;
1152 statfs(NULL, &st, sizeof (st), 0);],[
1154 AC_DEFINE(STATFS_ARGS, 4, [Number of arguments to statfs()])],[
1155 AC_MSG_RESULT(unknown)
1156 AC_MSG_ERROR([unable to determine number of arguments to statfs()])])])
1160 # Check whether to use an included printf
1163 AC_ARG_ENABLE(included-printf,
1164 [AC_HELP_STRING([--enable-included-printf],
1165 [use included printf [default=auto]])],
1166 enable_included_printf="$enableval")
1168 need_included_printf=no
1169 if test "x$enable_included_printf" = "xyes" ; then
1170 need_included_printf=yes
1172 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
1173 need_included_printf=yes
1175 if test "$ac_cv_func_printf_unix98" != "yes" ; then
1176 need_included_printf=yes
1178 if test "x$ac_cv_sizeof_long_long" = "x8" &&
1179 test -z "$glib_cv_long_long_format" ; then
1180 need_included_printf=yes
1183 if test "x$enable_included_printf" = "xno" &&
1184 test "x$need_included_printf" = "xyes" ; then
1186 *** Your C library's printf doesn't appear to have the features that
1187 *** GLib needs, but you specified --enable-included-printf=no.])
1190 enable_included_printf=$need_included_printf
1192 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
1193 if test "$enable_included_printf" != "yes" ; then
1194 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
1196 if test -z "$glib_cv_long_long_format" ; then
1197 glib_cv_long_long_format="ll"
1199 AC_DEFINE(HAVE_VASPRINTF,1)
1202 # Checks needed for gnulib vasnprintf
1204 jm_AC_TYPE_LONG_LONG
1209 AC_CHECK_TYPES(ptrdiff_t)
1211 AC_CHECK_FUNCS([snprintf wcslen])
1212 AC_FUNC_SNPRINTF_C99
1214 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
1215 # The check is borrowed from the PERL Configure script.
1216 if test "$ac_cv_func_memmove" != "yes"; then
1217 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
1218 glib_cv_working_bcopy,[AC_TRY_RUN([
1220 char buf[128], abc[128], *b;
1221 int len, off, align;
1222 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
1223 for (align = 7; align >= 0; align--) {
1224 for (len = 36; len; len--) {
1225 b = buf+align; bcopy(abc, b, len);
1226 for (off = 1; off <= len; off++) {
1227 bcopy(b, b+off, len); bcopy(b+off, b, len);
1228 if (bcmp(b, abc, len)) return(1);
1233 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
1235 GLIB_ASSERT_SET(glib_cv_working_bcopy)
1236 if test "$glib_cv_working_bcopy" = "yes"; then
1237 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
1241 # Check for sys_errlist
1242 AC_MSG_CHECKING(for sys_errlist)
1244 extern char *sys_errlist[];
1245 extern int sys_nerr;
1246 sys_errlist[sys_nerr-1][0] = 0;
1247 ], glib_ok=yes, glib_ok=no)
1248 AC_MSG_RESULT($glib_ok)
1249 if test "$glib_ok" = "no"; then
1250 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
1253 # Check for sys_siglist
1254 AC_MSG_CHECKING(for sys_siglist)
1256 extern char *sys_siglist[];
1257 exit (sys_siglist[0]);
1258 ], glib_ok=yes, glib_ok=no)
1259 AC_MSG_RESULT($glib_ok)
1260 if test "$glib_ok" = "no"; then
1261 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
1264 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
1265 AC_MSG_CHECKING(for sys_siglist declaration)
1266 AC_TRY_COMPILE([#include <signal.h>], [
1267 strlen (sys_siglist[0]);
1268 ], glib_ok=yes, glib_ok=no)
1269 AC_MSG_RESULT($glib_ok)
1270 if test "$glib_ok" = "no"; then
1271 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
1274 # Check if <sys/select.h> needs to be included for fd_set
1275 AC_MSG_CHECKING([for fd_set])
1276 AC_TRY_COMPILE([#include <sys/types.h>],
1277 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1278 if test "$gtk_ok" = "yes"; then
1279 AC_MSG_RESULT([yes, found in sys/types.h])
1281 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1282 if test "$gtk_ok" = "yes"; then
1283 # *** FIXME: give it a different name
1284 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1285 AC_MSG_RESULT([yes, found in sys/select.h])
1287 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1292 dnl *** check for sane realloc() ***
1293 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1294 AC_TRY_RUN([#include <stdlib.h>
1296 return realloc (0, sizeof (int)) == 0;
1298 [glib_cv_sane_realloc=yes],
1299 [glib_cv_sane_realloc=no],
1300 [glib_cv_sane_realloc=yes])
1302 if test x$glib_cv_sane_realloc = xyes; then
1303 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1306 dnl Check for nl_langinfo and CODESET
1307 AC_CACHE_CHECK([for nl_langinfo (CODESET)],glib_cv_langinfo_codeset,[
1308 AC_TRY_COMPILE([#include <langinfo.h>],
1309 [char *codeset = nl_langinfo (CODESET);],
1310 [glib_cv_langinfo_codeset=yes],
1311 [glib_cv_langinfo_codeset=no])])
1312 if test x$glib_cv_langinfo_codeset = xyes; then
1313 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1316 dnl Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
1317 AC_CACHE_CHECK([for nl_langinfo (PM_STR)],glib_cv_langinfo_time,[
1318 AC_TRY_COMPILE([#include <langinfo.h>],
1320 str = nl_langinfo (PM_STR);
1321 str = nl_langinfo (D_FMT);
1322 str = nl_langinfo (T_FMT);
1323 str = nl_langinfo (MON_1);
1324 str = nl_langinfo (ABMON_12);
1325 str = nl_langinfo (DAY_1);
1326 str = nl_langinfo (ABDAY_7);],
1327 [glib_cv_langinfo_time=yes],
1328 [glib_cv_langinfo_time=no])])
1329 if test x$glib_cv_langinfo_time = xyes; then
1330 AC_DEFINE(HAVE_LANGINFO_TIME,1,[Have nl_langinfo (PM_STR)])
1333 dnl Check for nl_langinfo and _NL_CTYPE_OUTDIGITn_WC
1334 AC_CACHE_CHECK([for nl_langinfo (_NL_CTYPE_OUTDIGITn_WC)], glib_cv_langinfo_outdigit,[
1335 AC_TRY_COMPILE([#include <langinfo.h>],
1337 str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_WC);
1338 str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_WC);
1339 str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_WC);
1340 str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_WC);
1341 str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_WC);
1342 str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_WC);
1343 str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_WC);
1344 str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_WC);
1345 str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_WC);
1346 str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_WC);],
1347 [glib_cv_langinfo_outdigit=yes],
1348 [glib_cv_langinfo_outdigit=no])])
1349 if test x$glib_cv_langinfo_outdigit = xyes; then
1350 AC_DEFINE(HAVE_LANGINFO_OUTDIGIT,1,[Have nl_langinfo (_NL_CTYPE_OUTDIGITn_WC)])
1353 dnl ****************************************
1354 dnl *** posix_memalign ***
1355 dnl ****************************************
1356 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1357 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1358 glib_cv_compliant_posix_memalign=0
1359 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1361 #define _XOPEN_SOURCE 600
1362 #include <stdlib.h> /* posix_memalign() should be defined here */
1363 /* some systems break if #include <malloc.h> used */
1364 static void test_memalign (size_t boundary, size_t size) {
1366 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1372 test_memalign ( 128, 128 - 2 * sizeof (void*));
1373 test_memalign ( 256, 256 - 2 * sizeof (void*));
1374 test_memalign ( 512, 512 - 2 * sizeof (void*));
1375 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1376 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1377 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1378 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1379 test_memalign (16384, 16384 - 2 * sizeof (void*));
1380 test_memalign (32768, 32768 - 2 * sizeof (void*));
1381 exit (0); /* success */
1384 [glib_cv_compliant_posix_memalign=1], [], [:])
1388 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1390 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1396 dnl ****************************************
1397 dnl *** strlcpy/strlcat ***
1398 dnl ****************************************
1400 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1401 AC_TRY_RUN([#include <stdlib.h>
1405 (void) strlcpy (p, "hi", 10);
1406 if (strlcat (p, "bye", 0) != 3)
1409 }], glib_cv_have_strlcpy=yes,
1410 glib_cv_have_strlcpy=no,
1411 glib_cv_have_strlcpy=no)])
1412 if test "$glib_cv_have_strlcpy" = "yes"; then
1413 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1417 dnl **********************
1418 dnl *** va_copy checks ***
1419 dnl **********************
1420 dnl we currently check for all three va_copy possibilities, so we get
1421 dnl all results in config.log for bug reports.
1422 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1423 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1425 void f (int i, ...) {
1426 va_list args1, args2;
1427 va_start (args1, i);
1428 va_copy (args2, args1);
1429 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1431 va_end (args1); va_end (args2);
1437 [glib_cv_va_copy=yes],
1438 [glib_cv_va_copy=no])
1440 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1441 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1443 void f (int i, ...) {
1444 va_list args1, args2;
1445 va_start (args1, i);
1446 __va_copy (args2, args1);
1447 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1449 va_end (args1); va_end (args2);
1455 [glib_cv___va_copy=yes],
1456 [glib_cv___va_copy=no])
1459 if test "x$glib_cv_va_copy" = "xyes"; then
1460 g_va_copy_func=va_copy
1461 else if test "x$glib_cv___va_copy" = "xyes"; then
1462 g_va_copy_func=__va_copy
1466 if test -n "$g_va_copy_func"; then
1467 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1470 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1471 AC_TRY_RUN([#include <stdarg.h>
1473 void f (int i, ...) {
1474 va_list args1, args2;
1475 va_start (args1, i);
1477 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1479 va_end (args1); va_end (args2);
1485 [glib_cv_va_val_copy=yes],
1486 [glib_cv_va_val_copy=no],
1487 [glib_cv_va_val_copy=yes])
1490 if test "x$glib_cv_va_val_copy" = "xno"; then
1491 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1494 dnl ***********************
1495 dnl *** g_module checks ***
1496 dnl ***********************
1498 G_MODULE_LIBS_EXTRA=
1499 G_MODULE_PLUGIN_LIBS=
1500 if test x"$glib_native_win32" = xyes; then
1501 dnl No use for this on Win32
1505 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1507 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1508 G_MODULE_NEED_USCORE=0
1509 G_MODULE_BROKEN_RTLD_GLOBAL=0
1510 G_MODULE_HAVE_DLERROR=0
1511 dnl *** force native WIN32 shared lib loader
1512 if test -z "$G_MODULE_IMPL"; then
1514 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1517 dnl *** force native AIX library loader
1518 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1519 if test -z "$G_MODULE_IMPL"; then
1521 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1524 dnl *** dlopen() and dlsym() in system libraries
1525 if test -z "$G_MODULE_IMPL"; then
1526 AC_CHECK_FUNC(dlopen,
1527 [AC_CHECK_FUNC(dlsym,
1528 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1531 dnl *** load_image (BeOS)
1532 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1533 AC_CHECK_LIB(root, load_image,
1534 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1535 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1536 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1537 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1540 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1541 if test -z "$G_MODULE_IMPL"; then
1542 AC_CHECK_FUNC(NSLinkModule,
1543 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1544 G_MODULE_NEED_USCORE=1],
1547 dnl *** dlopen() and dlsym() in libdl
1548 if test -z "$G_MODULE_IMPL"; then
1549 AC_CHECK_LIB(dl, dlopen,
1550 [AC_CHECK_LIB(dl, dlsym,
1552 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1555 dnl *** shl_load() in libdld (HP-UX)
1556 if test -z "$G_MODULE_IMPL"; then
1557 AC_CHECK_LIB(dld, shl_load,
1558 [G_MODULE_LIBS=-ldld
1559 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1562 dnl *** additional checks for G_MODULE_IMPL_DL
1563 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1565 LDFLAGS_orig="$LDFLAGS"
1566 LIBS="$G_MODULE_LIBS $LIBS"
1567 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1568 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1569 echo "void glib_plugin_test(void) { }" > plugin.c
1570 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1571 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1572 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1573 glib_cv_rtldglobal_broken,[
1577 # define RTLD_GLOBAL 0
1580 # define RTLD_LAZY 0
1582 int glib_plugin_test;
1584 void *handle, *global, *local;
1585 global = &glib_plugin_test;
1586 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1587 if (!handle) return 0;
1588 local = dlsym (handle, "glib_plugin_test");
1589 return global == local;
1591 [glib_cv_rtldglobal_broken=no],
1592 [glib_cv_rtldglobal_broken=yes],
1593 [glib_cv_rtldglobal_broken=no])
1594 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1595 rmdir .libs 2>/dev/null
1597 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1598 G_MODULE_BROKEN_RTLD_GLOBAL=1
1600 G_MODULE_BROKEN_RTLD_GLOBAL=0
1602 dnl *** check whether we need preceeding underscores
1603 AC_CACHE_CHECK([for preceeding underscore in symbols],
1605 AC_TRY_RUN([#include <dlfcn.h>
1606 int glib_underscore_test (void) { return 42; }
1608 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1609 handle = dlopen ((void*)0, 0);
1611 f1 = dlsym (handle, "glib_underscore_test");
1612 f2 = dlsym (handle, "_glib_underscore_test");
1613 } return (!f2 || f1);
1615 [glib_cv_uscore=yes],
1616 [glib_cv_uscore=no],
1618 rm -f plugin.c plugin.$ac_objext plugin.lo
1620 GLIB_ASSERT_SET(glib_cv_uscore)
1621 if test "x$glib_cv_uscore" = "xyes"; then
1622 G_MODULE_NEED_USCORE=1
1624 G_MODULE_NEED_USCORE=0
1627 LDFLAGS="$LDFLAGS_orig"
1628 dnl *** check for having dlerror()
1629 AC_CHECK_FUNC(dlerror,
1630 [G_MODULE_HAVE_DLERROR=1],
1631 [G_MODULE_HAVE_DLERROR=0])
1634 dnl *** done, have we got an implementation?
1635 if test -z "$G_MODULE_IMPL"; then
1637 G_MODULE_SUPPORTED=false
1639 G_MODULE_SUPPORTED=true
1642 AC_MSG_CHECKING(for the suffix of module shared libraries)
1644 shrext_cmds=`./libtool --config | grep '^shrext_cmds='`
1646 module=yes eval std_shrext=$shrext_cmds
1647 # chop the initial dot
1648 glib_gmodule_suffix=`echo $std_shrext | sed 's/^\.//'`
1649 AC_MSG_RESULT(.$glib_gmodule_suffix)
1650 # any reason it may fail?
1651 if test "x$glib_gmodule_suffix" = x; then
1652 AC_MSG_ERROR(Cannot determine shared library suffix from libtool)
1655 AC_SUBST(G_MODULE_SUPPORTED)
1656 AC_SUBST(G_MODULE_IMPL)
1657 AC_SUBST(G_MODULE_LIBS)
1658 AC_SUBST(G_MODULE_LIBS_EXTRA)
1659 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1660 AC_SUBST(G_MODULE_LDFLAGS)
1661 AC_SUBST(G_MODULE_HAVE_DLERROR)
1662 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1663 AC_SUBST(G_MODULE_NEED_USCORE)
1664 AC_SUBST(GLIB_DEBUG_FLAGS)
1666 dnl **********************
1667 dnl *** g_spawn checks ***
1668 dnl **********************
1670 AC_MSG_CHECKING(for gspawn implementation)
1673 GSPAWN=gspawn-win32.lo
1679 AC_MSG_RESULT($GSPAWN)
1682 dnl *************************
1683 dnl *** GIOChannel checks ***
1684 dnl *************************
1686 AC_MSG_CHECKING(for GIOChannel implementation)
1698 dnl *********************************
1699 dnl *** Directory for GIO modules ***
1700 dnl *********************************
1702 AC_ARG_WITH(gio-module-dir,
1703 [AC_HELP_STRING([--with-gio-module-dir=PATH],
1704 [Load gio modules from this directory [LIBDIR/gio/modules]])],
1706 [with_gio_module_dir='${libdir}/gio/modules'])
1707 GIO_MODULE_DIR=$with_gio_module_dir
1708 AC_SUBST(GIO_MODULE_DIR)
1710 dnl **********************************
1711 dnl *** Check for libselinux (GIO) ***
1712 dnl **********************************
1713 AC_ARG_ENABLE(selinux, [ --disable-selinux build without selinux support])
1716 if test "x$enable_selinux" != "xno"; then
1718 AC_CHECK_LIB(selinux, is_selinux_enabled,
1719 [AC_CHECK_HEADERS(selinux/selinux.h,
1720 [AC_CHECK_LIB(selinux, lgetfilecon_raw,
1721 [AC_DEFINE(HAVE_SELINUX, 1, [Define to 1 if libselinux is available])
1722 SELINUX_LIBS="-lselinux"
1727 AC_SUBST(SELINUX_LIBS)
1729 dnl *****************************
1730 dnl ** Check for inotify (GIO) **
1731 dnl *****************************
1733 AC_CHECK_HEADERS([sys/inotify.h],
1736 AC_CHECK_FUNCS(inotify_init1)
1739 AM_CONDITIONAL(HAVE_INOTIFY, [test "$inotify_support" = "yes"])
1741 dnl *********************************
1742 dnl ** Check for Solaris FEN (GIO) **
1743 dnl *********************************
1745 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
1747 #ifndef PORT_SOURCE_FILE
1748 #error "Please upgrade to Nevada 72 or above to suppoert FEN"
1750 int main() { return 0; } ]])],
1755 AM_CONDITIONAL(HAVE_FEN, [test "$fen_support" = "yes"])
1757 dnl ****************************
1758 dnl *** Checks for FAM (GIO) ***
1759 dnl ****************************
1761 should_disable_fam=no
1763 AC_ARG_ENABLE(fam, [ --disable-fam build without enabling fam for file system monitoring],
1765 if test "x$enable_fam" = "xno"; then
1766 should_disable_fam=yes
1767 echo "Not building FAM support"
1773 if test "x$should_disable_fam" = "xno"; then
1774 AC_CHECK_LIB(fam, FAMOpen,
1775 [AC_CHECK_HEADERS(fam.h,
1776 [AC_DEFINE(HAVE_FAM, [], [Define if we have FAM])
1777 AC_CHECK_LIB(fam, FAMNoExists,
1778 AC_DEFINE(HAVE_FAM_NO_EXISTS, [], [Define if we have FAMNoExists in fam]))
1781 AC_MSG_WARN(*** FAM support will not be built (header files not found) ***))],
1782 AC_MSG_WARN(*** FAM support will not be built (FAM library not found) ***))
1785 AM_CONDITIONAL(HAVE_FAM, [test "$fam_support" = "yes"])
1788 dnl *****************************
1789 dnl *** Check for xattr (GIO) ***
1790 dnl *****************************
1791 AC_ARG_ENABLE(xattr, [ --disable-xattr build without xattr support])
1794 if test "x$enable_xattr" != "xno"; then
1796 dnl either glibc or libattr can provide xattr support
1798 dnl for both of them, we check for getxattr being in
1799 dnl the library and a valid xattr header.
1802 AC_CHECK_LIB(c, getxattr,
1803 [AC_CHECK_HEADERS(sys/xattr.h,
1804 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1808 if test "x$msg_xattr" != "xyes"; then
1809 dnl failure. try libattr
1810 AC_CHECK_LIB(attr, getxattr,
1811 [AC_CHECK_HEADERS(attr/xattr.h,
1812 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1818 if test "x$msg_xattr" = "xyes"; then
1819 AC_MSG_CHECKING([for XATTR_NOFOLLOW])
1822 #ifdef HAVE_SYS_TYPES_H
1823 #include <sys/types.h>
1825 #ifdef HAVE_SYS_XATTR_H
1826 #include <sys/xattr.h>
1827 #elif HAVE_ATTR_XATTR_H
1828 #include <attr/xattr.h>
1831 [ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);],
1833 AC_DEFINE([HAVE_XATTR_NOFOLLOW], [1], [Define to 1 if xattr API uses XATTR_NOFOLLOW])
1834 AC_MSG_RESULT([yes])
1836 [AC_MSG_RESULT([no])]
1841 AC_SUBST(XATTR_LIBS)
1843 dnl ****************************************
1844 dnl *** platform dependent source checks ***
1845 dnl ****************************************
1847 AC_MSG_CHECKING(for platform-dependent source)
1849 *-*-cygwin*|*-*-mingw*)
1850 PLATFORMDEP=gwin32.lo
1856 AC_MSG_RESULT($PLATFORMDEP)
1857 AC_SUBST(PLATFORMDEP)
1859 AC_MSG_CHECKING([whether to compile timeloop])
1861 *-*-cygwin*|*-*-mingw*|*-*-minix)
1868 AC_MSG_RESULT($enable_timeloop)
1869 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1871 AC_MSG_CHECKING([if building for some Win32 platform])
1873 *-*-mingw*|*-*-cygwin*)
1880 AC_MSG_RESULT($platform_win32)
1881 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1883 dnl ***********************
1884 dnl *** g_thread checks ***
1885 dnl ***********************
1887 AC_ARG_WITH(threads,
1888 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1889 [specify a thread implementation to use])],
1890 [if test "x$with_threads" = x; then
1893 want_threads=$with_threads
1896 if test "x$enable_threads" = "xno"; then
1900 dnl error and warning message
1901 dnl *************************
1903 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1904 computer. GLib will not have a default thread implementation."
1906 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1907 platform (normally it's "_REENTRANT"). I'll not use any flag on
1908 compilation now, but then your programs might not work.
1909 Please provide information on how it is done on your system."
1911 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1914 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1915 provide information on your thread implementation.
1916 You can also run 'configure --disable-threads'
1917 to compile without thread support."
1919 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1920 functions will not be MT-safe during their first call because
1921 there is no working 'getpwuid_r' on your system."
1923 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1924 because there is no 'localtime_r' on your system."
1926 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1927 crude surrogate will be used. If you happen to know a
1928 yield function for your system, please inform the GLib
1931 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1932 threads on your system. Thus threads can only have the default
1933 priority. If you happen to know these main/max
1934 priorities, please inform the GLib developers."
1936 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1937 linking threaded applications. As GLib cannot do that
1938 automatically, you will get an linkg error everytime you are
1939 not using the right compiler. In that case you have to relink
1940 with the right compiler. Ususally just '_r' is appended
1941 to the compiler name."
1943 dnl determination of thread implementation
1944 dnl ***************************************
1946 # have_threads=no means no thread support
1947 # have_threads=none means no default thread implementation
1950 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1951 || test "x$want_threads" = xdce; then
1952 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1953 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1954 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1955 glib_save_CPPFLAGS="$CPPFLAGS"
1956 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1957 if test "x$have_threads" = xno; then
1958 AC_TRY_COMPILE([#include <pthread.h>],
1959 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1962 if test "x$have_threads" = xno; then
1963 AC_TRY_COMPILE([#include <pthread.h>],
1965 pthread_mutex_init (&m, pthread_mutexattr_default);],
1968 # Tru64Unix requires -pthread to find pthread.h. See #103020
1969 CPPFLAGS="$CPPFLAGS -pthread"
1970 if test "x$have_threads" = xno; then
1971 AC_TRY_COMPILE([#include <pthread.h>],
1972 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1975 CPPFLAGS="$glib_save_CPPFLAGS"
1977 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1984 if test "x$want_threads" = xnone; then
1988 AC_MSG_CHECKING(for thread implementation)
1990 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1991 AC_MSG_RESULT(none available)
1992 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1994 AC_MSG_RESULT($have_threads)
1998 dnl determination of G_THREAD_CFLAGS
1999 dnl ********************************
2002 G_THREAD_LIBS_EXTRA=
2006 dnl Test program for basic POSIX threads functionality
2008 m4_define([glib_thread_test],[
2009 #include <pthread.h>
2011 void* func(void* data) {check_me = 42; return &check_me;}
2015 pthread_create (&t, $1, func, 0);
2016 pthread_join (t, &ret);
2017 return (check_me != 42 || ret != &check_me);
2021 dnl Test program for sched_get_priority_min()
2023 m4_define([glib_sched_priority_test],[
2028 return sched_get_priority_min(SCHED_OTHER)==-1
2032 if test x"$have_threads" != xno; then
2034 if test x"$have_threads" = xposix; then
2035 # First we test for posix, whether -pthread or -pthreads do the trick as
2036 # both CPPFLAG and LIBS.
2037 # One of them does for most gcc versions and some other platforms/compilers
2038 # too and could be considered as the canonical way to go.
2040 *-*-cygwin*|*-*-darwin*)
2041 # skip cygwin and darwin -pthread or -pthreads test
2044 # These compiler/linker flags work with both Sun Studio and gcc
2045 # Sun Studio expands -mt to -D_REENTRANT and -lthread
2046 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
2047 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
2048 G_THREAD_LIBS="-lpthread -lthread"
2051 for flag in pthread pthreads mt; do
2052 glib_save_CFLAGS="$CFLAGS"
2053 CFLAGS="$CFLAGS -$flag"
2054 AC_TRY_RUN(glib_thread_test(0),
2055 glib_flag_works=yes,
2057 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test(0))],
2058 glib_flag_works=yes,
2059 glib_flag_works=no)])
2060 CFLAGS="$glib_save_CFLAGS"
2061 if test $glib_flag_works = yes ; then
2062 G_THREAD_CFLAGS=-$flag
2063 G_THREAD_LIBS=-$flag
2071 if test x"$G_THREAD_CFLAGS" = x; then
2073 # The canonical -pthread[s] does not work. Try something different.
2077 if test x"$GCC" = xyes; then
2078 # GCC 3.0 and above needs -pthread.
2079 # Should be coverd by the case above.
2080 # GCC 2.x and below needs -mthreads
2081 G_THREAD_CFLAGS="-mthreads"
2082 G_THREAD_LIBS=$G_THREAD_CFLAGS
2084 # We are probably using the aix compiler. Normaly a
2085 # program would have to be compiled with the _r variant
2086 # of the corresponding compiler, but we as GLib cannot
2087 # do that: but the good news is that for compiling the
2088 # only difference is the added -D_THREAD_SAFE compile
2089 # option. This is according to the "C for AIX User's
2091 G_THREAD_CFLAGS="-D_THREAD_SAFE"
2095 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
2098 # So we are using dce threads. posix threads are already
2100 G_THREAD_CFLAGS="-threads"
2101 G_THREAD_LIBS=$G_THREAD_CFLAGS
2103 *-sysv5uw7*) # UnixWare 7
2104 # We are not using gcc with -pthread. Catched above.
2105 G_THREAD_CFLAGS="-Kthread"
2106 G_THREAD_LIBS=$G_THREAD_CFLAGS
2109 # No flag needed when using MSVCRT.DLL
2113 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
2119 # if we are not finding the localtime_r function, then we probably are
2120 # not using the proper multithread flag
2122 glib_save_CPPFLAGS="$CPPFLAGS"
2123 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2125 # First we test, whether localtime_r is declared in time.h
2126 # directly. Then we test whether a macro localtime_r exists, in
2127 # which case localtime_r in the test program is replaced and thus
2128 # if we still find localtime_r in the output, it is not defined as
2131 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
2132 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
2134 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
2136 CPPFLAGS="$glib_save_CPPFLAGS"
2138 AC_MSG_CHECKING(thread related cflags)
2139 AC_MSG_RESULT($G_THREAD_CFLAGS)
2140 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2143 dnl determination of G_THREAD_LIBS
2144 dnl ******************************
2146 mutex_has_default=no
2147 case $have_threads in
2149 glib_save_CPPFLAGS="$CPPFLAGS"
2150 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2151 if test x"$G_THREAD_LIBS" = x; then
2154 # We are not using gcc (would have set G_THREAD_LIBS) and thus
2155 # probably using the aix compiler.
2156 AC_MSG_WARN($AIX_COMPILE_INFO)
2160 glib_save_LIBS="$LIBS"
2161 for thread_lib in "" pthread pthread32 pthreads thread dce; do
2162 if test x"$thread_lib" = x; then
2166 add_thread_lib="-l$thread_lib"
2167 IN=" in -l$thread_lib"
2169 if test x"$have_threads" = xposix; then
2172 defattr=pthread_attr_default
2175 LIBS="$add_thread_lib $glib_save_LIBS"
2177 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
2178 AC_TRY_RUN(glib_thread_test($defattr),
2181 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test($defattr))],
2184 AC_MSG_RESULT($glib_result)
2186 if test "$glib_result" = "yes" ; then
2187 G_THREAD_LIBS="$add_thread_lib"
2191 if test "x$G_THREAD_LIBS" = xerror; then
2192 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2194 LIBS="$glib_save_LIBS"
2199 glib_save_LIBS="$LIBS"
2200 for thread_lib in "" rt rte; do
2201 if test x"$thread_lib" = x; then
2205 add_thread_lib="-l$thread_lib"
2206 IN=" in -l$thread_lib"
2208 LIBS="$add_thread_lib $glib_save_LIBS"
2210 AC_MSG_CHECKING(for sched_get_priority_min$IN)
2211 AC_TRY_RUN(glib_sched_priority_test,
2214 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_sched_priority_test)],
2217 AC_MSG_RESULT($glib_result)
2219 if test "$glib_result" = "yes" ; then
2220 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
2221 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
2222 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
2226 LIBS="$glib_save_LIBS"
2227 mutex_has_default=yes
2228 mutex_default_type='pthread_mutex_t'
2229 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
2230 mutex_header_file='pthread.h'
2231 if test "x$have_threads" = "xposix"; then
2232 g_threads_impl="POSIX"
2234 g_threads_impl="DCE"
2235 have_threads="posix"
2237 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2238 CPPFLAGS="$glib_save_CPPFLAGS"
2241 g_threads_impl="WIN32"
2244 g_threads_impl="NONE"
2247 g_threads_impl="NONE"
2252 if test "x$G_THREAD_LIBS" = xerror; then
2253 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2258 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2259 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2265 AC_MSG_CHECKING(thread related libraries)
2266 AC_MSG_RESULT($G_THREAD_LIBS)
2268 dnl check for mt safe function variants and some posix functions
2269 dnl ************************************************************
2271 if test x"$have_threads" != xno; then
2272 glib_save_LIBS="$LIBS"
2273 # we are not doing the following for now, as this might require glib
2274 # to always be linked with the thread libs on some platforms.
2275 # LIBS="$LIBS $G_THREAD_LIBS"
2276 AC_CHECK_FUNCS(localtime_r gmtime_r)
2277 if test "$ac_cv_header_pwd_h" = "yes"; then
2278 AC_CACHE_CHECK([for posix getpwuid_r],
2279 ac_cv_func_posix_getpwuid_r,
2285 struct passwd pwd, *pwptr = &pwd;
2288 error = getpwuid_r (0, &pwd, buffer,
2289 sizeof (buffer), &pwptr);
2290 return (error < 0 && errno == ENOSYS)
2293 [ac_cv_func_posix_getpwuid_r=yes],
2294 [ac_cv_func_posix_getpwuid_r=no])])
2295 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2296 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2297 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2298 [Have POSIX function getpwuid_r])
2300 AC_CACHE_CHECK([for nonposix getpwuid_r],
2301 ac_cv_func_nonposix_getpwuid_r,
2302 [AC_TRY_LINK([#include <pwd.h>],
2303 [char buffer[10000];
2305 getpwuid_r (0, &pwd, buffer,
2307 [ac_cv_func_nonposix_getpwuid_r=yes],
2308 [ac_cv_func_nonposix_getpwuid_r=no])])
2309 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2310 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2311 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2312 [Have non-POSIX function getpwuid_r])
2316 if test "$ac_cv_header_grp_h" = "yes"; then
2317 AC_CACHE_CHECK([for posix getgrgid_r],
2318 ac_cv_func_posix_getgrgid_r,
2324 struct group grp, *grpptr = &grp;
2327 error = getgrgid_r (0, &grp, buffer,
2328 sizeof (buffer), &grpptr);
2329 return (error < 0 && errno == ENOSYS)
2332 [ac_cv_func_posix_getgrgid_r=yes],
2333 [ac_cv_func_posix_getgrgid_r=no])])
2334 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2335 if test "$ac_cv_func_posix_getgrgid_r" = yes; then
2336 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2337 [Have POSIX function getgrgid_r])
2339 AC_CACHE_CHECK([for nonposix getgrgid_r],
2340 ac_cv_func_nonposix_getgrgid_r,
2341 [AC_TRY_LINK([#include <grp.h>],
2342 [char buffer[10000];
2344 getgrgid_r (0, &grp, buffer,
2346 [ac_cv_func_nonposix_getgrgid_r=yes],
2347 [ac_cv_func_nonposix_getgrgid_r=no])])
2348 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2349 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2350 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2351 [Have non-POSIX function getgrgid_r])
2355 LIBS="$G_THREAD_LIBS $LIBS"
2356 if test x"$have_threads" = xposix; then
2357 glib_save_CPPFLAGS="$CPPFLAGS"
2358 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2359 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
2360 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
2361 # This is not AC_CHECK_FUNC to also work with function
2362 # name mangling in header files.
2363 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2364 AC_TRY_LINK([#include <pthread.h>],
2365 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
2367 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2368 [Have function pthread_attr_setstacksize])],
2369 [AC_MSG_RESULT(no)])
2370 AC_MSG_CHECKING(for minimal/maximal thread priority)
2371 if test x"$posix_priority_min" = x; then
2372 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
2374 posix_priority_min=PX_PRIO_MIN
2375 posix_priority_max=PX_PRIO_MAX])
2377 if test x"$posix_priority_min" = x; then
2379 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
2380 PTHREAD_PRIO_MIN],,[
2381 posix_priority_min=PTHREAD_PRIO_MIN
2382 posix_priority_max=PTHREAD_PRIO_MAX])
2384 if test x"$posix_priority_min" = x; then
2385 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
2387 posix_priority_min=PRI_OTHER_MIN
2388 posix_priority_max=PRI_OTHER_MAX])
2390 if test x"$posix_priority_min" = x; then
2391 AC_MSG_RESULT(none found)
2392 AC_MSG_WARN($POSIX_NO_PRIORITIES)
2393 posix_priority_min=-1
2394 posix_priority_max=-1
2396 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
2397 AC_MSG_CHECKING(for pthread_setschedparam)
2398 AC_TRY_LINK([#include <pthread.h>],
2399 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
2401 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
2402 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
2404 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
2406 posix_yield_func=none
2407 AC_MSG_CHECKING(for posix yield function)
2408 for yield_func in sched_yield pthread_yield_np pthread_yield \
2410 AC_TRY_LINK([#include <pthread.h>],
2412 [posix_yield_func="$yield_func"
2415 if test x"$posix_yield_func" = xnone; then
2416 AC_MSG_RESULT(none found)
2417 AC_MSG_WARN($POSIX_NO_YIELD)
2418 posix_yield_func="g_usleep(1000)"
2420 AC_MSG_RESULT($posix_yield_func)
2421 posix_yield_func="$posix_yield_func()"
2423 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
2424 CPPFLAGS="$glib_save_CPPFLAGS"
2426 elif test x"$have_threads" = xwin32; then
2427 # It's a pointer to a private struct
2428 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
2431 LIBS="$glib_save_LIBS"
2433 # now spit out all the warnings.
2434 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2435 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2436 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2438 if test "$ac_cv_func_localtime_r" != "yes"; then
2439 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2443 if test x"$glib_cv_sizeof_system_thread" = x; then
2444 # use a pointer as a fallback.
2445 GLIB_SIZEOF(,void *, system_thread)
2449 # Hack to deal with:
2451 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2452 # building shared libraries with linux.
2453 # b) FreeBSD doesn't do this either.
2456 *-*-freebsd*|*-*-linux*)
2457 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2460 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2464 AM_CONDITIONAL(HAVE_THREADS, [test "$have_threads" != "none"])
2465 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
2466 [Source file containing theread implementation])
2467 AC_SUBST(G_THREAD_CFLAGS)
2468 AC_SUBST(G_THREAD_LIBS)
2469 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2470 AC_SUBST(G_THREAD_LIBS_EXTRA)
2472 dnl **********************************************
2473 dnl *** GDefaultMutex setup and initialization ***
2474 dnl **********************************************
2476 dnl if mutex_has_default = yes, we also got
2477 dnl mutex_default_type, mutex_default_init and mutex_header_file
2478 if test $mutex_has_default = yes ; then
2479 glib_save_CPPFLAGS="$CPPFLAGS"
2480 glib_save_LIBS="$LIBS"
2481 LIBS="$G_THREAD_LIBS $LIBS"
2482 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2483 GLIB_SIZEOF([#include <$mutex_header_file>],
2484 $mutex_default_type,
2486 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
2487 $mutex_default_type,
2489 $glib_cv_sizeof_gmutex,
2490 $mutex_default_init)
2491 if test x"$glib_cv_byte_contents_gmutex" = xno; then
2492 mutex_has_default=no
2494 CPPFLAGS="$glib_save_CPPFLAGS"
2495 LIBS="$glib_save_LIBS"
2498 AC_CHECK_FUNCS(clock_gettime, [], [
2499 AC_CHECK_LIB(rt, clock_gettime, [
2500 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2501 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2502 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2506 AC_SUBST(GLIB_RT_LIBS)
2508 AC_CACHE_CHECK(for monotonic clocks,
2509 glib_cv_monotonic_clock,AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2513 #if !(defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 && defined(CLOCK_MONOTONIC))
2514 #error No monotonic clock
2518 ]])],glib_cv_monotonic_clock=yes,glib_cv_monotonic_clock=no))
2519 if test "$glib_cv_monotonic_clock" = "yes"; then
2520 AC_DEFINE(HAVE_MONOTONIC_CLOCK,1,[Have a monotonic clock])
2524 dnl ************************
2525 dnl *** g_atomic_* tests ***
2526 dnl ************************
2528 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
2531 AC_MSG_RESULT([none])
2532 glib_memory_barrier_needed=no
2535 AC_MSG_RESULT([i486])
2536 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
2537 [i486 atomic implementation])
2538 glib_memory_barrier_needed=no
2541 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2542 when you are using a sparc with v9 instruction set (most
2543 sparcs nowadays). This will make the code for atomic
2544 operations much faster. The resulting code will not run
2545 on very old sparcs though."
2547 AC_LINK_IFELSE([AC_LANG_SOURCE([[
2550 int tmp1, tmp2, tmp3;
2551 __asm__ __volatile__("casx [%2], %0, %1"
2552 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2554 AC_MSG_RESULT([sparcv9])
2555 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2556 [sparcv9 atomic implementation]),
2558 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2559 glib_memory_barrier_needed=yes
2562 AC_MSG_RESULT([alpha])
2563 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2564 [alpha atomic implementation])
2565 glib_memory_barrier_needed=yes
2568 AC_MSG_RESULT([x86_64])
2569 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2570 [x86_64 atomic implementation])
2571 glib_memory_barrier_needed=no
2574 AC_MSG_RESULT([powerpc])
2575 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2576 [powerpc atomic implementation])
2577 glib_memory_barrier_needed=yes
2578 AC_MSG_CHECKING([whether asm supports numbered local labels])
2581 __asm__ __volatile__ ("1: nop\n"
2584 AC_DEFINE_UNQUOTED(ASM_NUMERIC_LABELS, 1, [define if asm blocks can use numeric local labels])
2585 AC_MSG_RESULT([yes])
2591 AC_MSG_RESULT([ia64])
2592 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2593 [ia64 atomic implementation])
2594 glib_memory_barrier_needed=yes
2597 AC_MSG_RESULT([s390])
2598 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2599 [s390 atomic implementation])
2600 glib_memory_barrier_needed=no
2603 AC_MSG_RESULT([arm])
2604 AC_DEFINE_UNQUOTED(G_ATOMIC_ARM, 1,
2605 [arm atomic implementation])
2606 glib_memory_barrier_needed=no
2609 AC_MSG_RESULT([crisv32])
2610 AC_DEFINE_UNQUOTED(G_ATOMIC_CRISV32, 1,
2611 [crisv32 atomic implementation])
2612 glib_memory_barrier_needed=no
2615 AC_MSG_RESULT([cris])
2616 AC_DEFINE_UNQUOTED(G_ATOMIC_CRIS, 1,
2617 [cris atomic implementation])
2618 glib_memory_barrier_needed=no
2621 AC_MSG_RESULT([none])
2622 glib_memory_barrier_needed=yes
2626 glib_cv_gcc_has_builtin_atomic_operations=no
2627 if test x"$GCC" = xyes; then
2628 AC_MSG_CHECKING([whether GCC supports built-in atomic intrinsics])
2631 __sync_synchronize ();
2632 __sync_bool_compare_and_swap (&i, 0, 1);
2633 __sync_fetch_and_add (&i, 1);
2635 [glib_cv_gcc_has_builtin_atomic_operations=yes],
2636 [glib_cv_gcc_has_builtin_atomic_operations=no])
2638 AC_MSG_RESULT($glib_cv_gcc_has_builtin_atomic_operations)
2640 AM_CONDITIONAL(HAVE_GCC_BUILTINS_FOR_ATOMIC_OPERATIONS,
2641 [test $glib_cv_gcc_has_builtin_atomic_operations = yes])
2643 AC_MSG_CHECKING([for Win32 atomic intrinsics])
2644 glib_cv_has_win32_atomic_operations=no
2646 [int i; _InterlockedExchangeAdd (&i, 0);],
2647 [glib_cv_has_win32_atomic_operations=yes],
2648 [glib_cv_has_win32_atomic_operations=no])
2649 AC_MSG_RESULT($glib_cv_has_win32_atomic_operations)
2650 if test "x$glib_cv_has_win32_atomic_operations" = xyes; then
2651 AC_DEFINE(HAVE_WIN32_BUILTINS_FOR_ATOMIC_OPERATIONS,1,[Have Win32 atomic intrinsics])
2654 dnl ************************
2655 dnl ** Check for futex(2) **
2656 dnl ************************
2657 AC_CACHE_CHECK(for futex(2) system call,
2658 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2659 #include <linux/futex.h>
2660 #include <sys/syscall.h>
2666 /* it is not like this actually runs or anything... */
2667 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2670 ])],glib_cv_futex=yes,glib_cv_futex=no))
2671 if test x"$glib_cv_futex" = xyes; then
2672 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2675 AC_CACHE_CHECK(for eventfd(2) system call,
2676 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2677 #include <sys/eventfd.h>
2683 eventfd (0, EFD_CLOEXEC);
2686 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2687 if test x"$glib_cv_eventfd" = x"yes"; then
2688 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2690 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2692 dnl ****************************************
2693 dnl *** GLib POLL* compatibility defines ***
2694 dnl ****************************************
2696 glib_poll_includes=["
2697 #include <sys/types.h>
2698 #include <sys/poll.h>
2701 if test $ac_cv_header_sys_types_h = yes &&
2702 test $ac_cv_header_sys_poll_h = yes ; then
2704 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2705 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2706 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2707 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2708 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2709 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2710 if $glib_failed ; then
2711 AC_MSG_ERROR([Could not determine values for POLL* constants])
2714 glib_cv_value_POLLIN=1
2715 glib_cv_value_POLLOUT=4
2716 glib_cv_value_POLLPRI=2
2717 glib_cv_value_POLLERR=8
2718 glib_cv_value_POLLHUP=16
2719 glib_cv_value_POLLNVAL=32
2722 AC_MSG_CHECKING([for broken poll])
2723 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2727 #ifdef HAVE_SYS_POLL_H
2728 #include <sys/poll.h>
2731 struct pollfd fds[1];
2733 fd = open("/dev/null", 1);
2735 fds[0].events = POLLIN;
2737 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2738 exit(1); /* Does not work for devices -- fail */
2744 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2745 [broken_poll="no (cross compiling)"])
2746 AC_MSG_RESULT($broken_poll)
2748 dnl *********************
2749 dnl *** GRegex checks ***
2750 dnl *********************
2751 PCRE_REQUIRED_VERSION=8.11
2753 # Check if we should compile GRegex
2754 AC_ARG_ENABLE(regex, AC_HELP_STRING([--disable-regex],
2755 [disable the compilation of GRegex]),
2756 [case "${enableval}" in
2757 yes) enable_regex=true ;;
2758 no) enable_regex=false ;;
2759 *) AC_MSG_ERROR(bad value ${enableval} for --enable-regex) ;;
2761 [enable_regex=true])
2763 AM_CONDITIONAL(ENABLE_REGEX, $enable_regex)
2765 if test x$enable_regex = xtrue; then
2766 AC_DEFINE(ENABLE_REGEX, [], [include GRegex])
2767 # Check if we should use the internal or the system-supplied pcre
2769 [AC_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2770 [specify whether to use the internal or the
2771 system-supplied PCRE library])])
2773 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2775 if test "x$with_pcre" = xsystem; then
2776 PKG_CHECK_MODULES(PCRE,
2777 libpcre >= $PCRE_REQUIRED_VERSION)
2778 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2779 glib_save_CFLAGS="$CFLAGS"
2780 glib_save_LIBS="$LIBS"
2781 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2782 AC_TRY_RUN([#include <pcre.h>
2785 pcre_config (PCRE_CONFIG_UTF8, &support);
2788 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2793 glib_cv_pcre_has_unicode=yes,
2794 glib_cv_pcre_has_unicode=no,
2795 glib_cv_pcre_has_unicode=yes)
2796 CFLAGS="$glib_save_CFLAGS"
2797 LIBS="$glib_save_LIBS"
2799 if test "$glib_cv_pcre_has_unicode" = "no"; then
2800 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2802 AC_SUBST(PCRE_CFLAGS)
2804 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2805 PCRE_REQUIRES=libpcre
2806 AC_SUBST(PCRE_REQUIRES)
2808 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2809 if test x"$GCC" = xyes; then
2810 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2811 save_CFLAGS="$CFLAGS"
2812 CFLAGS="$CFLAGS -Wno-pointer-sign"
2813 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2814 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2815 CFLAGS="$save_CFLAGS"
2818 AC_SUBST(PCRE_WARN_CFLAGS)
2820 AM_CONDITIONAL(USE_SYSTEM_PCRE, false])
2823 dnl **********************
2824 dnl *** Win32 API libs ***
2825 dnl **********************
2829 G_LIBS_EXTRA="-luser32 -lkernel32"
2832 G_LIBS_EXTRA="-lws2_32 -lole32"
2838 AC_SUBST(G_LIBS_EXTRA)
2840 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2841 dnl since we need it for g_iconv()
2843 AC_MSG_CHECKING([for EILSEQ])
2849 ], have_eilseq=yes, have_eilseq=no);
2850 AC_MSG_RESULT($have_eilseq)
2852 dnl ******************************************************************
2853 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2854 dnl *** glib-compile-schemas in PATH ***
2855 dnl ******************************************************************
2857 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2859 if test $cross_compiling = yes; then
2860 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2861 if test x$GLIB_GENMARSHAL = xno; then
2862 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2865 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2866 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2867 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2871 dnl **************************
2872 dnl *** Checks for gtk-doc ***
2873 dnl **************************
2875 GTK_DOC_CHECK([1.15])
2878 [AC_HELP_STRING([--enable-man],
2879 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2882 if test "${enable_man}" != no; then
2884 dnl Check for xsltproc
2886 AC_PATH_PROG([XSLTPROC], [xsltproc])
2887 if test -z "$XSLTPROC"; then
2891 dnl check for DocBook DTD and stylesheets in the local catalog.
2892 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2893 [DocBook XML DTD V4.1.2],,enable_man=no)
2894 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2895 [DocBook XSL Stylesheets],,enable_man=no)
2898 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2904 AC_ARG_ENABLE([dtrace],
2905 [AS_HELP_STRING([--enable-dtrace],
2906 [Enable inclusion of dtrace trace support])])
2908 AC_MSG_CHECKING([whether to include dtrace tracing support])
2909 if test "x$enable_dtrace" != xno; then
2910 if test x$glib_have_carbon = xyes; then
2911 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2913 AC_MSG_RESULT([yes])
2914 AC_CHECK_PROGS(DTRACE, dtrace)
2915 if test -z "$DTRACE"; then
2916 if test "x$enable_dtrace" = xyes; then
2917 AC_MSG_ERROR([dtrace not found])
2920 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2921 [if test "x$enable_dtrace" = xyes; then
2922 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2929 if test "x$have_dtrace" = xyes; then
2930 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2932 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2934 AC_MSG_CHECKING([whether to include systemtap tracing support])
2935 AC_ARG_ENABLE([systemtap],
2936 [AS_HELP_STRING([--enable-systemtap],
2937 [Enable inclusion of systemtap trace support])])
2939 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2942 AC_MSG_RESULT(${have_systemtap})
2944 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2946 AC_ARG_WITH([tapset-install-dir],
2947 [AS_HELP_STRING([--with-tapset-install-dir],
2948 [The absolute path where the systemtap tapsets will be installed])],
2949 [if test "x${withval}" = x; then
2950 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2952 ABS_TAPSET_DIR="${withval}"
2954 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2955 AC_SUBST(ABS_TAPSET_DIR)
2957 dnl ************************************
2958 dnl *** Enable lcov coverage reports ***
2959 dnl ************************************
2962 AS_HELP_STRING([--enable-gcov],
2964 [use_gcov=$enableval], [use_gcov=no])
2966 if test "x$use_gcov" = "xyes"; then
2968 if test "$GCC" != "yes"; then
2969 AC_MSG_ERROR([GCC is required for --enable-gcov])
2972 dnl Check if ccache is being used
2973 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2974 case `$SHTOOL path $CC` in
2975 *ccache*[)] gcc_ccache=yes;;
2976 *[)] gcc_ccache=no;;
2979 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2980 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2983 ltp_version_list="1.6 1.7 1.8 1.9"
2984 AC_CHECK_PROG(LTP, lcov, lcov)
2985 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2987 if test "$LTP"; then
2988 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2989 glib_cv_ltp_version=invalid
2990 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2991 for ltp_check_version in $ltp_version_list; do
2992 if test "$ltp_version" = "$ltp_check_version"; then
2993 glib_cv_ltp_version="$ltp_check_version (ok)"
2998 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
2999 AC_MSG_ERROR([$ltp_msg])
3002 case $glib_cv_ltp_version in
3004 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
3005 AC_MSG_ERROR([$ltp_msg])
3010 if test -z "$LTP_GENHTML"; then
3011 AC_MSG_ERROR([Could not find genhtml from the LTP package])
3014 AC_DEFINE(HAVE_GCOV, 1, [Whether you have gcov])
3016 dnl Remove all optimization flags from CFLAGS
3018 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
3021 dnl Add the special gcc flags
3022 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
3023 LDFLAGS="$LDFLAGS -lgcov"
3026 dnl ******************************
3027 dnl *** output the whole stuff ***
3028 dnl ******************************
3030 dnl this section will only be run if config.status is invoked with no
3031 dnl arguments, or with "glib/glibconfig.h" as an argument.
3032 AC_CONFIG_COMMANDS([glib/glibconfig.h],
3034 outfile=glib/glibconfig.h-tmp
3035 cat > $outfile <<\_______EOF
3038 * This is a generated file. Please modify 'configure.ac'
3041 #ifndef __G_LIBCONFIG_H__
3042 #define __G_LIBCONFIG_H__
3044 #include <glib/gmacros.h>
3048 if test x$glib_limits_h = xyes; then
3049 echo '#include <limits.h>' >> $outfile
3051 if test x$glib_float_h = xyes; then
3052 echo '#include <float.h>' >> $outfile
3054 if test x$glib_values_h = xyes; then
3055 echo '#include <values.h>' >> $outfile
3057 if test "$glib_header_alloca_h" = "yes"; then
3058 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
3060 if test x$glib_sys_poll_h = xyes; then
3061 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
3063 if test x$glib_included_printf != xyes; then
3065 /* Specifies that GLib's g_print*() functions wrap the
3066 * system printf functions. This is useful to know, for example,
3067 * when using glibc's register_printf_function().
3069 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
3072 cat >> $outfile <<_______EOF
3076 #define G_MINFLOAT $glib_mf
3077 #define G_MAXFLOAT $glib_Mf
3078 #define G_MINDOUBLE $glib_md
3079 #define G_MAXDOUBLE $glib_Md
3080 #define G_MINSHORT $glib_ms
3081 #define G_MAXSHORT $glib_Ms
3082 #define G_MAXUSHORT $glib_Mus
3083 #define G_MININT $glib_mi
3084 #define G_MAXINT $glib_Mi
3085 #define G_MAXUINT $glib_Mui
3086 #define G_MINLONG $glib_ml
3087 #define G_MAXLONG $glib_Ml
3088 #define G_MAXULONG $glib_Mul
3093 ### this should always be true in a modern C/C++ compiler
3094 cat >>$outfile <<_______EOF
3095 typedef signed char gint8;
3096 typedef unsigned char guint8;
3100 if test -n "$gint16"; then
3101 cat >>$outfile <<_______EOF
3102 typedef signed $gint16 gint16;
3103 typedef unsigned $gint16 guint16;
3104 #define G_GINT16_MODIFIER $gint16_modifier
3105 #define G_GINT16_FORMAT $gint16_format
3106 #define G_GUINT16_FORMAT $guint16_format
3111 if test -n "$gint32"; then
3112 cat >>$outfile <<_______EOF
3113 typedef signed $gint32 gint32;
3114 typedef unsigned $gint32 guint32;
3115 #define G_GINT32_MODIFIER $gint32_modifier
3116 #define G_GINT32_FORMAT $gint32_format
3117 #define G_GUINT32_FORMAT $guint32_format
3121 cat >>$outfile <<_______EOF
3122 #define G_HAVE_GINT64 1 /* deprecated, always true */
3124 ${glib_extension}typedef signed $gint64 gint64;
3125 ${glib_extension}typedef unsigned $gint64 guint64;
3127 #define G_GINT64_CONSTANT(val) $gint64_constant
3128 #define G_GUINT64_CONSTANT(val) $guint64_constant
3131 if test x$gint64_format != x ; then
3132 cat >>$outfile <<_______EOF
3133 #define G_GINT64_MODIFIER $gint64_modifier
3134 #define G_GINT64_FORMAT $gint64_format
3135 #define G_GUINT64_FORMAT $guint64_format
3138 cat >>$outfile <<_______EOF
3139 #undef G_GINT64_MODIFIER
3140 #undef G_GINT64_FORMAT
3141 #undef G_GUINT64_FORMAT
3145 cat >>$outfile <<_______EOF
3147 #define GLIB_SIZEOF_VOID_P $glib_void_p
3148 #define GLIB_SIZEOF_LONG $glib_long
3149 #define GLIB_SIZEOF_SIZE_T $glib_size_t
3153 cat >>$outfile <<_______EOF
3154 typedef signed $glib_size_type_define gssize;
3155 typedef unsigned $glib_size_type_define gsize;
3156 #define G_GSIZE_MODIFIER $gsize_modifier
3157 #define G_GSSIZE_FORMAT $gssize_format
3158 #define G_GSIZE_FORMAT $gsize_format
3160 #define G_MAXSIZE G_MAXU$glib_msize_type
3161 #define G_MINSSIZE G_MIN$glib_msize_type
3162 #define G_MAXSSIZE G_MAX$glib_msize_type
3164 typedef gint64 goffset;
3165 #define G_MINOFFSET G_MININT64
3166 #define G_MAXOFFSET G_MAXINT64
3168 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
3169 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
3170 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
3174 if test -z "$glib_unknown_void_p"; then
3175 cat >>$outfile <<_______EOF
3177 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
3178 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
3180 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
3181 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
3183 typedef signed $glib_intptr_type_define gintptr;
3184 typedef unsigned $glib_intptr_type_define guintptr;
3186 #define G_GINTPTR_MODIFIER $gintptr_modifier
3187 #define G_GINTPTR_FORMAT $gintptr_format
3188 #define G_GUINTPTR_FORMAT $guintptr_format
3191 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
3196 cat >>$outfile <<_______EOF
3201 $glib_static_compilation
3206 #define G_HAVE_INLINE 1
3207 #else /* !__cplusplus */
3209 #endif /* !__cplusplus */
3212 #define G_CAN_INLINE 1
3215 if test x$g_can_inline = xyes ; then
3216 cat >>$outfile <<_______EOF
3217 #else /* !__cplusplus */
3218 #define G_CAN_INLINE 1
3222 cat >>$outfile <<_______EOF
3227 if test x$g_have_iso_c_varargs = xyes ; then
3228 cat >>$outfile <<_______EOF
3230 # define G_HAVE_ISO_VARARGS 1
3234 if test x$g_have_iso_cxx_varargs = xyes ; then
3235 cat >>$outfile <<_______EOF
3237 # define G_HAVE_ISO_VARARGS 1
3241 if test x$g_have_gnuc_varargs = xyes ; then
3242 cat >>$outfile <<_______EOF
3244 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3245 * is passed ISO vararg support is turned off, and there is no work
3246 * around to turn it on, so we unconditionally turn it off.
3248 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3249 # undef G_HAVE_ISO_VARARGS
3252 #define G_HAVE_GNUC_VARARGS 1
3256 case x$g_stack_grows in
3257 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3258 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3263 if test x$g_have_eilseq = xno; then
3264 cat >>$outfile <<_______EOF
3266 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3267 * The correspondence between this and the corresponding definition
3268 * in libiconv is essential.
3270 # define EILSEQ ENOENT
3276 if test x$g_have_gnuc_visibility = xyes; then
3277 cat >>$outfile <<_______EOF
3278 #define G_HAVE_GNUC_VISIBILITY 1
3281 cat >>$outfile <<_______EOF
3282 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3283 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3284 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3285 #define G_GNUC_INTERNAL __hidden
3286 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3287 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3289 #define G_GNUC_INTERNAL
3295 if test x$g_mutex_has_default = xyes; then
3296 cat >>$outfile <<_______EOF
3297 $g_enable_threads_def G_THREADS_ENABLED
3298 #define G_THREADS_IMPL_$g_threads_impl_def
3299 typedef struct _GStaticMutex GStaticMutex;
3300 struct _GStaticMutex
3302 struct _GMutex *runtime_mutex;
3304 char pad[[$g_mutex_sizeof]];
3305 double dummy_double;
3306 void *dummy_pointer;
3310 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
3311 #define g_static_mutex_get_mutex(mutex) \\
3312 (g_thread_use_default_impl ? ((GMutex*)(gpointer) ((mutex)->static_mutex.pad)) : \\
3313 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
3316 cat >>$outfile <<_______EOF
3317 $g_enable_threads_def G_THREADS_ENABLED
3318 #define G_THREADS_IMPL_$g_threads_impl_def
3319 typedef struct _GMutex* GStaticMutex;
3320 #define G_STATIC_MUTEX_INIT NULL
3321 #define g_static_mutex_get_mutex(mutex) \\
3322 (g_static_mutex_get_mutex_impl_shortcut (mutex))
3326 cat >>$outfile <<_______EOF
3327 /* This represents a system thread as used by the implementation. An
3328 * alien implementaion, as loaded by g_thread_init can only count on
3329 * "sizeof (gpointer)" bytes to store their info. We however need more
3330 * for some of our native implementations. */
3331 typedef union _GSystemThread GSystemThread;
3332 union _GSystemThread
3334 char data[[$g_system_thread_sizeof]];
3335 double dummy_double;
3336 void *dummy_pointer;
3340 if test x"$g_memory_barrier_needed" != xno; then
3342 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3344 if test x"$g_gcc_atomic_ops" != xno; then
3346 echo "#define G_ATOMIC_OP_USE_GCC_BUILTINS 1" >>$outfile
3349 g_bit_sizes="16 32 64"
3350 for bits in $g_bit_sizes; do
3351 cat >>$outfile <<_______EOF
3352 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3353 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3354 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3355 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3359 cat >>$outfile <<_______EOF
3360 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3361 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3362 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3363 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3364 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3365 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3366 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3367 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3368 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3369 #define GSSIZE_TO_LE(val) ((gssize) GINT${gsizebits}_TO_LE (val))
3370 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3371 #define GSSIZE_TO_BE(val) ((gssize) GINT${gsizebits}_TO_BE (val))
3372 #define G_BYTE_ORDER $g_byte_order
3374 #define GLIB_SYSDEF_POLLIN =$g_pollin
3375 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3376 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3377 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3378 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3379 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3381 #define G_MODULE_SUFFIX "$g_module_suffix"
3383 /* A GPid is an abstraction for a process "handle". It is *not* an
3384 * abstraction for a process identifier in general. GPid is used in
3385 * GLib only for descendant processes spawned with the g_spawn*
3386 * functions. On POSIX there is no "process handle" concept as such,
3387 * but on Windows a GPid is a handle to a process, a kind of pointer,
3388 * not a process identifier.
3390 typedef $g_pid_type GPid;
3392 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3393 #define GLIB_SYSDEF_AF_INET $g_af_inet
3394 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3396 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3397 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3398 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3402 #endif /* GLIBCONFIG_H */
3406 if cmp -s $outfile glib/glibconfig.h; then
3407 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3410 mv $outfile glib/glibconfig.h
3414 # Note that if two cases are the same, case goes with the first one.
3415 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3416 # on variable expansion in case labels. Look at the generated config.status
3419 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3420 glib_header_alloca_h="$ac_cv_working_alloca_h"
3422 glib_header_alloca_h="$ac_cv_header_alloca_h"
3426 x$ac_cv_header_float_h)
3428 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3429 glib_md=DBL_MIN glib_Md=DBL_MAX
3431 x$ac_cv_header_values_h)
3433 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3434 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3439 x$ac_cv_header_limits_h)
3441 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3442 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3443 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3445 x$ac_cv_header_values_h)
3447 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3448 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3449 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3453 if test x$ac_cv_header_sys_poll_h = xyes ; then
3457 if test x$enable_included_printf = xyes ; then
3458 glib_included_printf=yes
3462 $ac_cv_sizeof_short)
3464 gint16_modifier='"h"'
3465 gint16_format='"hi"'
3466 guint16_format='"hu"'
3470 gint16_modifier='""'
3472 guint16_format='"u"'
3476 $ac_cv_sizeof_short)
3478 gint32_modifier='"h"'
3479 gint32_format='"hi"'
3480 guint32_format='"hu"'
3484 gint32_modifier='""'
3486 guint32_format='"u"'
3490 gint32_modifier='"l"'
3491 gint32_format='"li"'
3492 guint32_format='"lu"'
3498 gint64_modifier='""'
3500 guint64_format='"u"'
3502 gint64_constant='(val)'
3503 guint64_constant='(val)'
3507 gint64_modifier='"l"'
3508 gint64_format='"li"'
3509 guint64_format='"lu"'
3511 gint64_constant='(val##L)'
3512 guint64_constant='(val##UL)'
3514 $ac_cv_sizeof_long_long)
3516 if test -n "$glib_cv_long_long_format"; then
3517 gint64_modifier='"'$glib_cv_long_long_format'"'
3518 gint64_format='"'$glib_cv_long_long_format'i"'
3519 guint64_format='"'$glib_cv_long_long_format'u"'
3521 glib_extension='G_GNUC_EXTENSION '
3522 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3523 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3525 $ac_cv_sizeof___int64)
3527 if test -n "$glib_cv_long_long_format"; then
3528 gint64_modifier='"'$glib_cv_long_long_format'"'
3529 gint64_format='"'$glib_cv_long_long_format'i"'
3530 guint64_format='"'$glib_cv_long_long_format'u"'
3533 gint64_constant='(val##i64)'
3534 guint64_constant='(val##ui64)'
3537 glib_size_t=$ac_cv_sizeof_size_t
3538 glib_size_type_define="$glib_size_type"
3539 glib_void_p=$ac_cv_sizeof_void_p
3540 glib_long=$ac_cv_sizeof_long
3542 case "$glib_size_type" in
3544 gsize_modifier='"h"'
3546 gssize_format='"hi"'
3547 glib_msize_type='SHRT'
3553 glib_msize_type='INT'
3556 gsize_modifier='"l"'
3558 gssize_format='"li"'
3559 glib_msize_type='LONG'
3561 "long long"|__int64)
3562 gsize_modifier='"I64"'
3563 gsize_format='"I64u"'
3564 gssize_format='"I64i"'
3565 glib_msize_type='INT64'
3569 gintbits=`expr $ac_cv_sizeof_int \* 8`
3570 glongbits=`expr $ac_cv_sizeof_long \* 8`
3571 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3573 case $ac_cv_sizeof_void_p in
3575 glib_intptr_type_define=int
3576 gintptr_modifier='""'
3577 gintptr_format='"i"'
3578 guintptr_format='"u"'
3583 glib_intptr_type_define=long
3584 gintptr_modifier='"l"'
3585 gintptr_format='"li"'
3586 guintptr_format='"lu"'
3587 glib_gpi_cast='(glong)'
3588 glib_gpui_cast='(gulong)'
3590 $ac_cv_sizeof_long_long)
3591 glib_intptr_type_define='long long'
3592 gintptr_modifier='"I64"'
3593 gintptr_format='"I64i"'
3594 guintptr_format='"I64u"'
3595 glib_gpi_cast='(gint64)'
3596 glib_gpui_cast='(guint64)'
3598 $ac_cv_sizeof___int64)
3599 glib_intptr_type_define=__int64
3600 gintptr_modifier='"I64"'
3601 gintptr_format='"I64i"'
3602 guintptr_format='"I64u"'
3603 glib_gpi_cast='(gint64)'
3604 glib_gpui_cast='(guint64)'
3607 glib_unknown_void_p=yes
3613 x$ac_cv_func_atexit)
3615 #ifdef NeXT /* @#%@! NeXTStep */
3616 # define g_ATEXIT(proc) (!atexit (proc))
3618 # define g_ATEXIT(proc) (atexit (proc))
3621 x$ac_cv_func_on_exit)
3623 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3628 x$ac_cv_func_memmove)
3630 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3632 x$glib_cv_working_bcopy)
3634 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3635 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3639 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3640 * so we have to roll our own copy routine. */
3641 void g_memmove (void* dest, const void * src, unsigned long len);"
3646 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3647 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3648 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3652 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3653 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3657 if test x$glib_cv_va_val_copy = xno; then
3658 glib_vacopy="\$glib_vacopy
3659 #define G_VA_COPY_AS_ARRAY 1"
3662 if test x$glib_cv_hasinline = xyes; then
3663 glib_inline='#define G_HAVE_INLINE 1'
3665 if test x$glib_cv_has__inline = xyes; then
3666 glib_inline="\$glib_inline
3667 #define G_HAVE___INLINE 1"
3669 if test x$glib_cv_has__inline__ = xyes; then
3670 glib_inline="\$glib_inline
3671 #define G_HAVE___INLINE__ 1"
3674 g_have_gnuc_varargs=$g_have_gnuc_varargs
3675 g_have_iso_c_varargs=$g_have_iso_c_varargs
3676 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3678 g_can_inline=$g_can_inline
3679 g_have_gnuc_visibility=$g_have_gnuc_visibility
3680 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3682 if test x$ac_cv_c_bigendian = xyes; then
3683 g_byte_order=G_BIG_ENDIAN
3687 g_byte_order=G_LITTLE_ENDIAN
3692 g_pollin=$glib_cv_value_POLLIN
3693 g_pollout=$glib_cv_value_POLLOUT
3694 g_pollpri=$glib_cv_value_POLLPRI
3695 g_pollhup=$glib_cv_value_POLLHUP
3696 g_pollerr=$glib_cv_value_POLLERR
3697 g_pollnval=$glib_cv_value_POLLNVAL
3699 g_af_unix=$glib_cv_value_AF_UNIX
3700 g_af_inet=$glib_cv_value_AF_INET
3701 g_af_inet6=$glib_cv_value_AF_INET6
3703 g_msg_peek=$glib_cv_value_MSG_PEEK
3704 g_msg_oob=$glib_cv_value_MSG_OOB
3705 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3707 g_stack_grows=$glib_cv_stack_grows
3709 g_have_eilseq=$have_eilseq
3711 case x$have_threads in
3712 xno) g_enable_threads_def="#undef";;
3713 *) g_enable_threads_def="#define";;
3716 g_threads_impl_def=$g_threads_impl
3718 g_mutex_has_default="$mutex_has_default"
3719 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
3720 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
3721 g_mutex_contents="$glib_cv_byte_contents_gmutex"
3723 g_memory_barrier_needed="$glib_memory_barrier_needed"
3724 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3726 g_module_suffix="$glib_gmodule_suffix"
3728 g_pid_type="$glib_pid_type"
3731 glib_os="#define G_OS_BEOS"
3734 glib_os="#define G_OS_UNIX
3735 #define G_PLATFORM_WIN32
3736 #define G_WITH_CYGWIN"
3739 glib_os="#define G_OS_WIN32
3740 #define G_PLATFORM_WIN32"
3743 glib_os="#define G_OS_UNIX"
3746 glib_static_compilation=""
3747 if test x$glib_win32_static_compilation = xyes; then
3748 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3749 #define GOBJECT_STATIC_COMPILATION 1"
3753 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3755 # 1.2.14 required for dbus_message_set_serial
3756 PKG_CHECK_MODULES(DBUS1,
3758 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3760 AC_SUBST(DBUS1_CFLAGS)
3761 AC_SUBST(DBUS1_LIBS)
3762 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3765 dnl Check for -Bsymbolic-functions linker flag used to avoid
3766 dnl intra-library PLT jumps, if available.
3769 AC_ARG_ENABLE(Bsymbolic,
3770 [AC_HELP_STRING([--disable-Bsymbolic],
3771 [avoid linking with -Bsymbolic])],,
3772 [SAVED_LDFLAGS="${LDFLAGS}"
3773 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3774 LDFLAGS=-Wl,-Bsymbolic-functions
3775 AC_TRY_LINK([], [int main (void) { return 0; }],
3777 enable_Bsymbolic=yes,
3779 enable_Bsymbolic=no)
3780 LDFLAGS="${SAVED_LDFLAGS}"])
3782 if test "x${enable_Bsymbolic}" == "xyes"; then
3783 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3786 AC_SUBST(GLIB_LINK_FLAGS)
3789 # Define variables corresponding to the correct include paths to use for
3794 config_h_INCLUDES='-I$(top_builddir)'
3795 AC_SUBST(config_h_INCLUDES)
3799 # $(top_builddir)/glib: for glibconfig.h
3800 # $(top_srcdir)/glib: for glib.h
3801 # $(top_srcdir): for everything
3802 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3803 AC_SUBST(glib_INCLUDES)
3807 gthread_INCLUDES='$(glib_INCLUDES)'
3808 AC_SUBST(gthread_INCLUDES)
3812 gobject_INCLUDES='$(gthread_INCLUDES)'
3813 AC_SUBST(gobject_INCLUDES)
3817 # $(top_srcdir)/gmodule: for gmodule.h
3818 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3819 AC_SUBST(gmodule_INCLUDES)
3823 gio_INCLUDES='$(gmodule_INCLUDES)'
3824 AC_SUBST(gio_INCLUDES)
3829 glib-2.0-uninstalled.pc
3831 gmodule-export-2.0.pc
3832 gmodule-no-export-2.0.pc
3833 gmodule-2.0-uninstalled.pc
3834 gmodule-no-export-2.0-uninstalled.pc
3836 gthread-2.0-uninstalled.pc
3838 gobject-2.0-uninstalled.pc
3842 gio-2.0-uninstalled.pc
3843 gio-unix-2.0-uninstalled.pc
3848 build/win32/Makefile
3849 build/win32/dirent/Makefile
3850 build/win32/vs9/Makefile
3851 build/win32/vs10/Makefile
3854 glib/libcharset/Makefile
3855 glib/gnulib/Makefile
3857 glib/update-pcre/Makefile
3860 gmodule/gmoduleconf.h
3863 gobject/glib-mkenums
3864 gobject/tests/Makefile
3866 gthread/tests/Makefile
3868 gio/gdbus-2.0/codegen/Makefile
3869 gio/gdbus-2.0/codegen/config.py
3870 gio/xdgmime/Makefile
3871 gio/inotify/Makefile
3872 gio/libasyncns/Makefile
3877 gio/tests/gdbus-object-manager-example/Makefile
3880 docs/reference/Makefile
3881 docs/reference/glib/Makefile
3882 docs/reference/glib/version.xml
3883 docs/reference/gobject/Makefile
3884 docs/reference/gobject/version.xml
3885 docs/reference/gio/Makefile
3886 docs/reference/gio/gdbus-object-manager-example/Makefile
3887 docs/reference/gio/version.xml
3889 tests/gobject/Makefile
3890 tests/refcount/Makefile
3894 AC_CONFIG_COMMANDS([chmod-scripts],
3895 [chmod 0755 glib-zip
3896 chmod 0755 glib-gettextize
3897 chmod 0755 gobject/glib-mkenums])
3899 # we want to invoke this macro solely so that the config.status script
3900 # and automake generated makefiles know about these generated files.
3901 # They are only needed to distcheck the package
3907 glib/glibconfig.h.win32
3910 gmodule/makefile.msc
3912 gobject/makefile.msc
3914 gthread/makefile.msc