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 statvfs.f_fstypename],,, [#include <sys/statvfs.h>])
935 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,[#include <time.h>])
937 # Checks for libcharset
939 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
940 AC_CHECK_FUNCS(setlocale)
942 # check additional type sizes
943 AC_CHECK_SIZEOF(size_t)
945 dnl Try to figure out whether gsize, gssize should be long or int
946 AC_MSG_CHECKING([for the appropriate definition for size_t])
948 case $ac_cv_sizeof_size_t in
958 $ac_cv_sizeof_long_long)
959 glib_size_type='long long'
961 $ac_cv_sizeof__int64)
962 glib_size_type='__int64'
964 *) AC_MSG_ERROR([No type matching size_t in size])
968 dnl If int/long are the same size, we see which one produces
969 dnl warnings when used in the location as size_t. (This matters
972 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
973 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
974 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
975 #if defined(_AIX) && !defined(__GNUC__)
976 #pragma options langlvl=stdc89
982 unsigned int *size_int = &s;
983 return (int)*size_int;
985 ]])],glib_size_type=int,
986 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
987 #if defined(_AIX) && !defined(__GNUC__)
988 #pragma options langlvl=stdc89
994 unsigned long *size_long = &s;
995 return (int)*size_long;
997 ]])],glib_size_type=long)])
1000 AC_MSG_RESULT(unsigned $glib_size_type)
1002 # Check for some functions
1003 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk memmem)
1004 AC_CHECK_FUNCS(chown lchmod lchown fchmod fchown link utimes getgrgid getpwuid)
1005 AC_CHECK_FUNCS(getmntent_r setmntent endmntent hasmntopt getfsstat getvfsstat)
1006 # Check for high-resolution sleep functions
1007 AC_CHECK_FUNCS(splice)
1009 # To avoid finding a compatibility unusable statfs, which typically
1010 # successfully compiles, but warns to use the newer statvfs interface:
1011 AS_IF([test $ac_cv_header_sys_statvfs_h = yes], [AC_CHECK_FUNCS([statvfs])])
1012 AS_IF([test $ac_cv_header_sys_statfs_h = yes -o $ac_cv_header_sys_mount_h = yes], [AC_CHECK_FUNCS([statfs])])
1014 AC_MSG_CHECKING([whether to use statfs or statvfs])
1015 # Some systems have both statfs and statvfs, pick the most "native" for these
1016 AS_IF([test x$ac_cv_func_statfs = xyes && test x$ac_cv_func_statvfs = xyes],
1018 # on solaris and irix, statfs doesn't even have the f_bavail field
1019 AS_IF([test x$ac_cv_member_struct_statfs_f_bavail = xno],
1020 [ac_cv_func_statfs=no],
1021 # else, at least on linux, statfs is the actual syscall
1022 [ac_cv_func_statvfs=no])
1025 AS_IF([test x$ac_cv_func_statfs = xyes],
1027 AC_DEFINE([USE_STATFS], [1], [Define to use statfs()])
1028 AC_MSG_RESULT([statfs])
1030 [test x$ac_cv_func_statvfs = xyes],
1032 AC_DEFINE([USE_STATVFS], [1], [Define to use statvfs()])
1033 AC_MSG_RESULT([statvfs])
1035 [ AC_MSG_RESULT([neither])])
1037 AC_CHECK_HEADERS(crt_externs.h)
1038 AC_CHECK_FUNCS(_NSGetEnviron)
1040 AC_FUNC_VSNPRINTF_C99
1041 AC_FUNC_PRINTF_UNIX98
1043 # Internet address families
1044 if test $glib_native_win32 = yes; then
1045 glib_inet_includes=["
1046 #include <winsock2.h>
1049 glib_inet_includes=["
1050 #include <sys/types.h>
1051 #include <sys/socket.h>
1056 GLIB_CHECK_VALUE(AF_INET, $glib_inet_includes, glib_failed=true)
1057 GLIB_CHECK_VALUE(AF_INET6, $glib_inet_includes, glib_failed=true)
1058 # winsock defines this even though it doesn't support it
1059 GLIB_CHECK_VALUE(AF_UNIX, $glib_inet_includes, glib_failed=true)
1060 if $glib_failed ; then
1061 AC_MSG_ERROR([Could not determine values for AF_INET* constants])
1065 GLIB_CHECK_VALUE(MSG_PEEK, $glib_inet_includes, glib_failed=true)
1066 GLIB_CHECK_VALUE(MSG_OOB, $glib_inet_includes, glib_failed=true)
1067 GLIB_CHECK_VALUE(MSG_DONTROUTE, $glib_inet_includes, glib_failed=true)
1068 if $glib_failed ; then
1069 AC_MSG_ERROR([Could not determine values for MSG_* constants])
1072 AC_CHECK_FUNCS(getprotobyname_r endservent)
1073 AC_CHECK_HEADERS([netdb.h wspiapi.h arpa/nameser_compat.h])
1075 # For gio/libasyncns
1076 if test $glib_native_win32 = no; then
1077 AC_CHECK_FUNCS(strndup setresuid setreuid)
1078 AC_CHECK_HEADERS(sys/prctl.h)
1080 # We can't just use AC_CHECK_FUNC/AC_CHECK_LIB here. Bug 586150
1082 AC_MSG_CHECKING([for res_query])
1083 AC_TRY_LINK([#include <sys/types.h>
1084 #include <netinet/in.h>
1085 #include <arpa/nameser.h>
1088 res_query("test", 0, 0, (void *)0, 0);
1089 ],[AC_MSG_RESULT([yes])],
1091 LIBS="-lresolv $LIBS"
1092 AC_TRY_LINK([#include <sys/types.h>
1093 #include <netinet/in.h>
1094 #include <arpa/nameser.h>
1097 res_query("test", 0, 0, (void *)0, 0);
1098 ],[AC_MSG_RESULT([in -lresolv])
1099 NETWORK_LIBS="-lresolv $NETWORK_LIBS"],
1100 [LIBS="-lbind $save_libs"
1101 AC_TRY_LINK([#include <resolv.h>],
1102 [res_query("test", 0, 0, (void *)0, 0);],
1103 [AC_MSG_RESULT([in -lbind])
1104 NETWORK_LIBS="-lbind $NETWORK_LIBS"],
1105 [AC_MSG_ERROR(not found)])])
1107 AC_CHECK_FUNC(socket, :, AC_CHECK_LIB(socket, socket,
1108 [NETWORK_LIBS="-lsocket $NETWORK_LIBS"],
1109 [AC_MSG_ERROR(Could not find socket())]))
1111 AC_SUBST(NETWORK_LIBS)
1115 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1116 AC_DEFINE(_XOPEN_SOURCE, 2, Needed to get declarations for msg_control and msg_controllen on Solaris)
1117 AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1122 dnl if statfs() takes 2 arguments (Posix) or 4 (Solaris)
1124 if test "$ac_cv_func_statfs" = yes ; then
1125 AC_MSG_CHECKING([number of arguments to statfs()])
1126 AC_TRY_COMPILE([#include <unistd.h>
1127 #ifdef HAVE_SYS_PARAM_H
1128 #include <sys/param.h>
1130 #ifdef HAVE_SYS_VFS_H
1131 #include <sys/vfs.h>
1133 #ifdef HAVE_SYS_MOUNT_H
1134 #include <sys/mount.h>
1136 #ifdef HAVE_SYS_STATFS_H
1137 #include <sys/statfs.h>
1138 #endif], [struct statfs st;
1139 statfs(NULL, &st);],[
1141 AC_DEFINE(STATFS_ARGS, 2, [Number of arguments to statfs()])],[
1142 AC_TRY_COMPILE([#include <unistd.h>
1143 #ifdef HAVE_SYS_PARAM_H
1144 #include <sys/param.h>
1146 #ifdef HAVE_SYS_VFS_H
1147 #include <sys/vfs.h>
1149 #ifdef HAVE_SYS_MOUNT_H
1150 #include <sys/mount.h>
1152 #ifdef HAVE_SYS_STATFS_H
1153 #include <sys/statfs.h>
1154 #endif], [struct statfs st;
1155 statfs(NULL, &st, sizeof (st), 0);],[
1157 AC_DEFINE(STATFS_ARGS, 4, [Number of arguments to statfs()])],[
1158 AC_MSG_RESULT(unknown)
1159 AC_MSG_ERROR([unable to determine number of arguments to statfs()])])])
1163 # Check whether to use an included printf
1166 AC_ARG_ENABLE(included-printf,
1167 [AC_HELP_STRING([--enable-included-printf],
1168 [use included printf [default=auto]])],
1169 enable_included_printf="$enableval")
1171 need_included_printf=no
1172 if test "x$enable_included_printf" = "xyes" ; then
1173 need_included_printf=yes
1175 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
1176 need_included_printf=yes
1178 if test "$ac_cv_func_printf_unix98" != "yes" ; then
1179 need_included_printf=yes
1181 if test "x$ac_cv_sizeof_long_long" = "x8" &&
1182 test -z "$glib_cv_long_long_format" ; then
1183 need_included_printf=yes
1186 if test "x$enable_included_printf" = "xno" &&
1187 test "x$need_included_printf" = "xyes" ; then
1189 *** Your C library's printf doesn't appear to have the features that
1190 *** GLib needs, but you specified --enable-included-printf=no.])
1193 enable_included_printf=$need_included_printf
1195 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
1196 if test "$enable_included_printf" != "yes" ; then
1197 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
1199 if test -z "$glib_cv_long_long_format" ; then
1200 glib_cv_long_long_format="ll"
1202 AC_DEFINE(HAVE_VASPRINTF,1)
1205 # Checks needed for gnulib vasnprintf
1207 jm_AC_TYPE_LONG_LONG
1212 AC_CHECK_TYPES(ptrdiff_t)
1214 AC_CHECK_FUNCS([snprintf wcslen])
1215 AC_FUNC_SNPRINTF_C99
1217 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
1218 # The check is borrowed from the PERL Configure script.
1219 if test "$ac_cv_func_memmove" != "yes"; then
1220 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
1221 glib_cv_working_bcopy,[AC_TRY_RUN([
1223 char buf[128], abc[128], *b;
1224 int len, off, align;
1225 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
1226 for (align = 7; align >= 0; align--) {
1227 for (len = 36; len; len--) {
1228 b = buf+align; bcopy(abc, b, len);
1229 for (off = 1; off <= len; off++) {
1230 bcopy(b, b+off, len); bcopy(b+off, b, len);
1231 if (bcmp(b, abc, len)) return(1);
1236 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
1238 GLIB_ASSERT_SET(glib_cv_working_bcopy)
1239 if test "$glib_cv_working_bcopy" = "yes"; then
1240 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
1244 # Check for sys_errlist
1245 AC_MSG_CHECKING(for sys_errlist)
1247 extern char *sys_errlist[];
1248 extern int sys_nerr;
1249 sys_errlist[sys_nerr-1][0] = 0;
1250 ], glib_ok=yes, glib_ok=no)
1251 AC_MSG_RESULT($glib_ok)
1252 if test "$glib_ok" = "no"; then
1253 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
1256 # Check for sys_siglist
1257 AC_MSG_CHECKING(for sys_siglist)
1259 extern char *sys_siglist[];
1260 exit (sys_siglist[0]);
1261 ], glib_ok=yes, glib_ok=no)
1262 AC_MSG_RESULT($glib_ok)
1263 if test "$glib_ok" = "no"; then
1264 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
1267 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
1268 AC_MSG_CHECKING(for sys_siglist declaration)
1269 AC_TRY_COMPILE([#include <signal.h>], [
1270 strlen (sys_siglist[0]);
1271 ], glib_ok=yes, glib_ok=no)
1272 AC_MSG_RESULT($glib_ok)
1273 if test "$glib_ok" = "no"; then
1274 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
1277 # Check if <sys/select.h> needs to be included for fd_set
1278 AC_MSG_CHECKING([for fd_set])
1279 AC_TRY_COMPILE([#include <sys/types.h>],
1280 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1281 if test "$gtk_ok" = "yes"; then
1282 AC_MSG_RESULT([yes, found in sys/types.h])
1284 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1285 if test "$gtk_ok" = "yes"; then
1286 # *** FIXME: give it a different name
1287 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1288 AC_MSG_RESULT([yes, found in sys/select.h])
1290 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1295 dnl *** check for sane realloc() ***
1296 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1297 AC_TRY_RUN([#include <stdlib.h>
1299 return realloc (0, sizeof (int)) == 0;
1301 [glib_cv_sane_realloc=yes],
1302 [glib_cv_sane_realloc=no],
1303 [glib_cv_sane_realloc=yes])
1305 if test x$glib_cv_sane_realloc = xyes; then
1306 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1309 dnl Check for nl_langinfo and CODESET
1310 AC_CACHE_CHECK([for nl_langinfo (CODESET)],glib_cv_langinfo_codeset,[
1311 AC_TRY_COMPILE([#include <langinfo.h>],
1312 [char *codeset = nl_langinfo (CODESET);],
1313 [glib_cv_langinfo_codeset=yes],
1314 [glib_cv_langinfo_codeset=no])])
1315 if test x$glib_cv_langinfo_codeset = xyes; then
1316 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1319 dnl Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
1320 AC_CACHE_CHECK([for nl_langinfo (PM_STR)],glib_cv_langinfo_time,[
1321 AC_TRY_COMPILE([#include <langinfo.h>],
1323 str = nl_langinfo (PM_STR);
1324 str = nl_langinfo (D_FMT);
1325 str = nl_langinfo (T_FMT);
1326 str = nl_langinfo (MON_1);
1327 str = nl_langinfo (ABMON_12);
1328 str = nl_langinfo (DAY_1);
1329 str = nl_langinfo (ABDAY_7);],
1330 [glib_cv_langinfo_time=yes],
1331 [glib_cv_langinfo_time=no])])
1332 if test x$glib_cv_langinfo_time = xyes; then
1333 AC_DEFINE(HAVE_LANGINFO_TIME,1,[Have nl_langinfo (PM_STR)])
1336 dnl Check for nl_langinfo and _NL_CTYPE_OUTDIGITn_WC
1337 AC_CACHE_CHECK([for nl_langinfo (_NL_CTYPE_OUTDIGITn_WC)], glib_cv_langinfo_outdigit,[
1338 AC_TRY_COMPILE([#include <langinfo.h>],
1340 str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_WC);
1341 str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_WC);
1342 str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_WC);
1343 str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_WC);
1344 str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_WC);
1345 str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_WC);
1346 str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_WC);
1347 str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_WC);
1348 str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_WC);
1349 str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_WC);],
1350 [glib_cv_langinfo_outdigit=yes],
1351 [glib_cv_langinfo_outdigit=no])])
1352 if test x$glib_cv_langinfo_outdigit = xyes; then
1353 AC_DEFINE(HAVE_LANGINFO_OUTDIGIT,1,[Have nl_langinfo (_NL_CTYPE_OUTDIGITn_WC)])
1356 dnl ****************************************
1357 dnl *** posix_memalign ***
1358 dnl ****************************************
1359 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1360 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1361 glib_cv_compliant_posix_memalign=0
1362 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1364 #define _XOPEN_SOURCE 600
1365 #include <stdlib.h> /* posix_memalign() should be defined here */
1366 /* some systems break if #include <malloc.h> used */
1367 static void test_memalign (size_t boundary, size_t size) {
1369 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1375 test_memalign ( 128, 128 - 2 * sizeof (void*));
1376 test_memalign ( 256, 256 - 2 * sizeof (void*));
1377 test_memalign ( 512, 512 - 2 * sizeof (void*));
1378 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1379 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1380 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1381 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1382 test_memalign (16384, 16384 - 2 * sizeof (void*));
1383 test_memalign (32768, 32768 - 2 * sizeof (void*));
1384 exit (0); /* success */
1387 [glib_cv_compliant_posix_memalign=1], [], [:])
1391 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1393 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1399 dnl ****************************************
1400 dnl *** strlcpy/strlcat ***
1401 dnl ****************************************
1403 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1404 AC_TRY_RUN([#include <stdlib.h>
1408 (void) strlcpy (p, "hi", 10);
1409 if (strlcat (p, "bye", 0) != 3)
1412 }], glib_cv_have_strlcpy=yes,
1413 glib_cv_have_strlcpy=no,
1414 glib_cv_have_strlcpy=no)])
1415 if test "$glib_cv_have_strlcpy" = "yes"; then
1416 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1420 dnl **********************
1421 dnl *** va_copy checks ***
1422 dnl **********************
1423 dnl we currently check for all three va_copy possibilities, so we get
1424 dnl all results in config.log for bug reports.
1425 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1426 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1428 void f (int i, ...) {
1429 va_list args1, args2;
1430 va_start (args1, i);
1431 va_copy (args2, args1);
1432 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1434 va_end (args1); va_end (args2);
1440 [glib_cv_va_copy=yes],
1441 [glib_cv_va_copy=no])
1443 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1444 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1446 void f (int i, ...) {
1447 va_list args1, args2;
1448 va_start (args1, i);
1449 __va_copy (args2, args1);
1450 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1452 va_end (args1); va_end (args2);
1458 [glib_cv___va_copy=yes],
1459 [glib_cv___va_copy=no])
1462 if test "x$glib_cv_va_copy" = "xyes"; then
1463 g_va_copy_func=va_copy
1464 else if test "x$glib_cv___va_copy" = "xyes"; then
1465 g_va_copy_func=__va_copy
1469 if test -n "$g_va_copy_func"; then
1470 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1473 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1474 AC_TRY_RUN([#include <stdarg.h>
1476 void f (int i, ...) {
1477 va_list args1, args2;
1478 va_start (args1, i);
1480 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1482 va_end (args1); va_end (args2);
1488 [glib_cv_va_val_copy=yes],
1489 [glib_cv_va_val_copy=no],
1490 [glib_cv_va_val_copy=yes])
1493 if test "x$glib_cv_va_val_copy" = "xno"; then
1494 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1497 dnl ***********************
1498 dnl *** g_module checks ***
1499 dnl ***********************
1501 G_MODULE_LIBS_EXTRA=
1502 G_MODULE_PLUGIN_LIBS=
1503 if test x"$glib_native_win32" = xyes; then
1504 dnl No use for this on Win32
1508 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1510 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1511 G_MODULE_NEED_USCORE=0
1512 G_MODULE_BROKEN_RTLD_GLOBAL=0
1513 G_MODULE_HAVE_DLERROR=0
1514 dnl *** force native WIN32 shared lib loader
1515 if test -z "$G_MODULE_IMPL"; then
1517 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1520 dnl *** force native AIX library loader
1521 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1522 if test -z "$G_MODULE_IMPL"; then
1524 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1527 dnl *** dlopen() and dlsym() in system libraries
1528 if test -z "$G_MODULE_IMPL"; then
1529 AC_CHECK_FUNC(dlopen,
1530 [AC_CHECK_FUNC(dlsym,
1531 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1534 dnl *** load_image (BeOS)
1535 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1536 AC_CHECK_LIB(root, load_image,
1537 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1538 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1539 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1540 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1543 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1544 if test -z "$G_MODULE_IMPL"; then
1545 AC_CHECK_FUNC(NSLinkModule,
1546 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1547 G_MODULE_NEED_USCORE=1],
1550 dnl *** dlopen() and dlsym() in libdl
1551 if test -z "$G_MODULE_IMPL"; then
1552 AC_CHECK_LIB(dl, dlopen,
1553 [AC_CHECK_LIB(dl, dlsym,
1555 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1558 dnl *** shl_load() in libdld (HP-UX)
1559 if test -z "$G_MODULE_IMPL"; then
1560 AC_CHECK_LIB(dld, shl_load,
1561 [G_MODULE_LIBS=-ldld
1562 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1565 dnl *** additional checks for G_MODULE_IMPL_DL
1566 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1568 LDFLAGS_orig="$LDFLAGS"
1569 LIBS="$G_MODULE_LIBS $LIBS"
1570 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1571 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1572 echo "void glib_plugin_test(void) { }" > plugin.c
1573 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1574 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1575 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1576 glib_cv_rtldglobal_broken,[
1580 # define RTLD_GLOBAL 0
1583 # define RTLD_LAZY 0
1585 int glib_plugin_test;
1587 void *handle, *global, *local;
1588 global = &glib_plugin_test;
1589 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1590 if (!handle) return 0;
1591 local = dlsym (handle, "glib_plugin_test");
1592 return global == local;
1594 [glib_cv_rtldglobal_broken=no],
1595 [glib_cv_rtldglobal_broken=yes],
1596 [glib_cv_rtldglobal_broken=no])
1597 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1598 rmdir .libs 2>/dev/null
1600 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1601 G_MODULE_BROKEN_RTLD_GLOBAL=1
1603 G_MODULE_BROKEN_RTLD_GLOBAL=0
1605 dnl *** check whether we need preceeding underscores
1606 AC_CACHE_CHECK([for preceeding underscore in symbols],
1608 AC_TRY_RUN([#include <dlfcn.h>
1609 int glib_underscore_test (void) { return 42; }
1611 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1612 handle = dlopen ((void*)0, 0);
1614 f1 = dlsym (handle, "glib_underscore_test");
1615 f2 = dlsym (handle, "_glib_underscore_test");
1616 } return (!f2 || f1);
1618 [glib_cv_uscore=yes],
1619 [glib_cv_uscore=no],
1621 rm -f plugin.c plugin.$ac_objext plugin.lo
1623 GLIB_ASSERT_SET(glib_cv_uscore)
1624 if test "x$glib_cv_uscore" = "xyes"; then
1625 G_MODULE_NEED_USCORE=1
1627 G_MODULE_NEED_USCORE=0
1630 LDFLAGS="$LDFLAGS_orig"
1631 dnl *** check for having dlerror()
1632 AC_CHECK_FUNC(dlerror,
1633 [G_MODULE_HAVE_DLERROR=1],
1634 [G_MODULE_HAVE_DLERROR=0])
1637 dnl *** done, have we got an implementation?
1638 if test -z "$G_MODULE_IMPL"; then
1640 G_MODULE_SUPPORTED=false
1642 G_MODULE_SUPPORTED=true
1645 AC_MSG_CHECKING(for the suffix of module shared libraries)
1647 shrext_cmds=`./libtool --config | grep '^shrext_cmds='`
1649 module=yes eval std_shrext=$shrext_cmds
1650 # chop the initial dot
1651 glib_gmodule_suffix=`echo $std_shrext | sed 's/^\.//'`
1652 AC_MSG_RESULT(.$glib_gmodule_suffix)
1653 # any reason it may fail?
1654 if test "x$glib_gmodule_suffix" = x; then
1655 AC_MSG_ERROR(Cannot determine shared library suffix from libtool)
1658 AC_SUBST(G_MODULE_SUPPORTED)
1659 AC_SUBST(G_MODULE_IMPL)
1660 AC_SUBST(G_MODULE_LIBS)
1661 AC_SUBST(G_MODULE_LIBS_EXTRA)
1662 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1663 AC_SUBST(G_MODULE_LDFLAGS)
1664 AC_SUBST(G_MODULE_HAVE_DLERROR)
1665 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1666 AC_SUBST(G_MODULE_NEED_USCORE)
1667 AC_SUBST(GLIB_DEBUG_FLAGS)
1669 dnl **********************
1670 dnl *** g_spawn checks ***
1671 dnl **********************
1673 AC_MSG_CHECKING(for gspawn implementation)
1676 GSPAWN=gspawn-win32.lo
1682 AC_MSG_RESULT($GSPAWN)
1685 dnl *************************
1686 dnl *** GIOChannel checks ***
1687 dnl *************************
1689 AC_MSG_CHECKING(for GIOChannel implementation)
1701 dnl *********************************
1702 dnl *** Directory for GIO modules ***
1703 dnl *********************************
1705 AC_ARG_WITH(gio-module-dir,
1706 [AC_HELP_STRING([--with-gio-module-dir=PATH],
1707 [Load gio modules from this directory [LIBDIR/gio/modules]])],
1709 [with_gio_module_dir='${libdir}/gio/modules'])
1710 GIO_MODULE_DIR=$with_gio_module_dir
1711 AC_SUBST(GIO_MODULE_DIR)
1713 dnl **********************************
1714 dnl *** Check for libselinux (GIO) ***
1715 dnl **********************************
1716 AC_ARG_ENABLE(selinux, [ --disable-selinux build without selinux support])
1719 if test "x$enable_selinux" != "xno"; then
1721 AC_CHECK_LIB(selinux, is_selinux_enabled,
1722 [AC_CHECK_HEADERS(selinux/selinux.h,
1723 [AC_CHECK_LIB(selinux, lgetfilecon_raw,
1724 [AC_DEFINE(HAVE_SELINUX, 1, [Define to 1 if libselinux is available])
1725 SELINUX_LIBS="-lselinux"
1730 AC_SUBST(SELINUX_LIBS)
1732 dnl *****************************
1733 dnl ** Check for inotify (GIO) **
1734 dnl *****************************
1736 AC_CHECK_HEADERS([sys/inotify.h],
1739 AC_CHECK_FUNCS(inotify_init1)
1742 AM_CONDITIONAL(HAVE_INOTIFY, [test "$inotify_support" = "yes"])
1744 dnl *********************************
1745 dnl ** Check for Solaris FEN (GIO) **
1746 dnl *********************************
1748 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
1750 #ifndef PORT_SOURCE_FILE
1751 #error "Please upgrade to Nevada 72 or above to suppoert FEN"
1753 int main() { return 0; } ]])],
1758 AM_CONDITIONAL(HAVE_FEN, [test "$fen_support" = "yes"])
1760 dnl ****************************
1761 dnl *** Checks for FAM (GIO) ***
1762 dnl ****************************
1764 should_disable_fam=no
1766 AC_ARG_ENABLE(fam, [ --disable-fam build without enabling fam for file system monitoring],
1768 if test "x$enable_fam" = "xno"; then
1769 should_disable_fam=yes
1770 echo "Not building FAM support"
1776 if test "x$should_disable_fam" = "xno"; then
1777 AC_CHECK_LIB(fam, FAMOpen,
1778 [AC_CHECK_HEADERS(fam.h,
1779 [AC_DEFINE(HAVE_FAM, [], [Define if we have FAM])
1780 AC_CHECK_LIB(fam, FAMNoExists,
1781 AC_DEFINE(HAVE_FAM_NO_EXISTS, [], [Define if we have FAMNoExists in fam]))
1784 AC_MSG_WARN(*** FAM support will not be built (header files not found) ***))],
1785 AC_MSG_WARN(*** FAM support will not be built (FAM library not found) ***))
1788 AM_CONDITIONAL(HAVE_FAM, [test "$fam_support" = "yes"])
1791 dnl *****************************
1792 dnl *** Check for xattr (GIO) ***
1793 dnl *****************************
1794 AC_ARG_ENABLE(xattr, [ --disable-xattr build without xattr support])
1797 if test "x$enable_xattr" != "xno"; then
1799 dnl either glibc or libattr can provide xattr support
1801 dnl for both of them, we check for getxattr being in
1802 dnl the library and a valid xattr header.
1805 AC_CHECK_LIB(c, getxattr,
1806 [AC_CHECK_HEADERS(sys/xattr.h,
1807 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1811 if test "x$msg_xattr" != "xyes"; then
1812 dnl failure. try libattr
1813 AC_CHECK_LIB(attr, getxattr,
1814 [AC_CHECK_HEADERS(attr/xattr.h,
1815 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1821 if test "x$msg_xattr" = "xyes"; then
1822 AC_MSG_CHECKING([for XATTR_NOFOLLOW])
1825 #ifdef HAVE_SYS_TYPES_H
1826 #include <sys/types.h>
1828 #ifdef HAVE_SYS_XATTR_H
1829 #include <sys/xattr.h>
1830 #elif HAVE_ATTR_XATTR_H
1831 #include <attr/xattr.h>
1834 [ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);],
1836 AC_DEFINE([HAVE_XATTR_NOFOLLOW], [1], [Define to 1 if xattr API uses XATTR_NOFOLLOW])
1837 AC_MSG_RESULT([yes])
1839 [AC_MSG_RESULT([no])]
1844 AC_SUBST(XATTR_LIBS)
1846 dnl ****************************************
1847 dnl *** platform dependent source checks ***
1848 dnl ****************************************
1850 AC_MSG_CHECKING(for platform-dependent source)
1852 *-*-cygwin*|*-*-mingw*)
1853 PLATFORMDEP=gwin32.lo
1859 AC_MSG_RESULT($PLATFORMDEP)
1860 AC_SUBST(PLATFORMDEP)
1862 AC_MSG_CHECKING([whether to compile timeloop])
1864 *-*-cygwin*|*-*-mingw*|*-*-minix)
1871 AC_MSG_RESULT($enable_timeloop)
1872 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1874 AC_MSG_CHECKING([if building for some Win32 platform])
1876 *-*-mingw*|*-*-cygwin*)
1883 AC_MSG_RESULT($platform_win32)
1884 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1886 dnl ***********************
1887 dnl *** g_thread checks ***
1888 dnl ***********************
1890 AC_ARG_WITH(threads,
1891 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1892 [specify a thread implementation to use])],
1893 [if test "x$with_threads" = x; then
1896 want_threads=$with_threads
1899 if test "x$enable_threads" = "xno"; then
1903 dnl error and warning message
1904 dnl *************************
1906 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1907 computer. GLib will not have a default thread implementation."
1909 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1910 platform (normally it's "_REENTRANT"). I'll not use any flag on
1911 compilation now, but then your programs might not work.
1912 Please provide information on how it is done on your system."
1914 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1917 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1918 provide information on your thread implementation.
1919 You can also run 'configure --disable-threads'
1920 to compile without thread support."
1922 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1923 functions will not be MT-safe during their first call because
1924 there is no working 'getpwuid_r' on your system."
1926 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1927 because there is no 'localtime_r' on your system."
1929 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1930 crude surrogate will be used. If you happen to know a
1931 yield function for your system, please inform the GLib
1934 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1935 threads on your system. Thus threads can only have the default
1936 priority. If you happen to know these main/max
1937 priorities, please inform the GLib developers."
1939 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1940 linking threaded applications. As GLib cannot do that
1941 automatically, you will get an linkg error everytime you are
1942 not using the right compiler. In that case you have to relink
1943 with the right compiler. Ususally just '_r' is appended
1944 to the compiler name."
1946 dnl determination of thread implementation
1947 dnl ***************************************
1949 # have_threads=no means no thread support
1950 # have_threads=none means no default thread implementation
1953 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1954 || test "x$want_threads" = xdce; then
1955 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1956 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1957 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1958 glib_save_CPPFLAGS="$CPPFLAGS"
1959 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1960 if test "x$have_threads" = xno; then
1961 AC_TRY_COMPILE([#include <pthread.h>],
1962 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1965 if test "x$have_threads" = xno; then
1966 AC_TRY_COMPILE([#include <pthread.h>],
1968 pthread_mutex_init (&m, pthread_mutexattr_default);],
1971 # Tru64Unix requires -pthread to find pthread.h. See #103020
1972 CPPFLAGS="$CPPFLAGS -pthread"
1973 if test "x$have_threads" = xno; then
1974 AC_TRY_COMPILE([#include <pthread.h>],
1975 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1978 CPPFLAGS="$glib_save_CPPFLAGS"
1980 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1987 if test "x$want_threads" = xnone; then
1991 AC_MSG_CHECKING(for thread implementation)
1993 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1994 AC_MSG_RESULT(none available)
1995 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1997 AC_MSG_RESULT($have_threads)
2001 dnl determination of G_THREAD_CFLAGS
2002 dnl ********************************
2005 G_THREAD_LIBS_EXTRA=
2009 dnl Test program for basic POSIX threads functionality
2011 m4_define([glib_thread_test],[
2012 #include <pthread.h>
2014 void* func(void* data) {check_me = 42; return &check_me;}
2018 pthread_create (&t, $1, func, 0);
2019 pthread_join (t, &ret);
2020 return (check_me != 42 || ret != &check_me);
2024 dnl Test program for sched_get_priority_min()
2026 m4_define([glib_sched_priority_test],[
2031 return sched_get_priority_min(SCHED_OTHER)==-1
2035 if test x"$have_threads" != xno; then
2037 if test x"$have_threads" = xposix; then
2038 # First we test for posix, whether -pthread or -pthreads do the trick as
2039 # both CPPFLAG and LIBS.
2040 # One of them does for most gcc versions and some other platforms/compilers
2041 # too and could be considered as the canonical way to go.
2043 *-*-cygwin*|*-*-darwin*)
2044 # skip cygwin and darwin -pthread or -pthreads test
2047 # These compiler/linker flags work with both Sun Studio and gcc
2048 # Sun Studio expands -mt to -D_REENTRANT and -lthread
2049 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
2050 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
2051 G_THREAD_LIBS="-lpthread -lthread"
2054 for flag in pthread pthreads mt; do
2055 glib_save_CFLAGS="$CFLAGS"
2056 CFLAGS="$CFLAGS -$flag"
2057 AC_TRY_RUN(glib_thread_test(0),
2058 glib_flag_works=yes,
2060 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test(0))],
2061 glib_flag_works=yes,
2062 glib_flag_works=no)])
2063 CFLAGS="$glib_save_CFLAGS"
2064 if test $glib_flag_works = yes ; then
2065 G_THREAD_CFLAGS=-$flag
2066 G_THREAD_LIBS=-$flag
2074 if test x"$G_THREAD_CFLAGS" = x; then
2076 # The canonical -pthread[s] does not work. Try something different.
2080 if test x"$GCC" = xyes; then
2081 # GCC 3.0 and above needs -pthread.
2082 # Should be coverd by the case above.
2083 # GCC 2.x and below needs -mthreads
2084 G_THREAD_CFLAGS="-mthreads"
2085 G_THREAD_LIBS=$G_THREAD_CFLAGS
2087 # We are probably using the aix compiler. Normaly a
2088 # program would have to be compiled with the _r variant
2089 # of the corresponding compiler, but we as GLib cannot
2090 # do that: but the good news is that for compiling the
2091 # only difference is the added -D_THREAD_SAFE compile
2092 # option. This is according to the "C for AIX User's
2094 G_THREAD_CFLAGS="-D_THREAD_SAFE"
2098 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
2101 # So we are using dce threads. posix threads are already
2103 G_THREAD_CFLAGS="-threads"
2104 G_THREAD_LIBS=$G_THREAD_CFLAGS
2106 *-sysv5uw7*) # UnixWare 7
2107 # We are not using gcc with -pthread. Catched above.
2108 G_THREAD_CFLAGS="-Kthread"
2109 G_THREAD_LIBS=$G_THREAD_CFLAGS
2112 # No flag needed when using MSVCRT.DLL
2116 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
2122 # if we are not finding the localtime_r function, then we probably are
2123 # not using the proper multithread flag
2125 glib_save_CPPFLAGS="$CPPFLAGS"
2126 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2128 # First we test, whether localtime_r is declared in time.h
2129 # directly. Then we test whether a macro localtime_r exists, in
2130 # which case localtime_r in the test program is replaced and thus
2131 # if we still find localtime_r in the output, it is not defined as
2134 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
2135 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
2137 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
2139 CPPFLAGS="$glib_save_CPPFLAGS"
2141 AC_MSG_CHECKING(thread related cflags)
2142 AC_MSG_RESULT($G_THREAD_CFLAGS)
2143 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2146 dnl determination of G_THREAD_LIBS
2147 dnl ******************************
2149 mutex_has_default=no
2150 case $have_threads in
2152 glib_save_CPPFLAGS="$CPPFLAGS"
2153 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2154 if test x"$G_THREAD_LIBS" = x; then
2157 # We are not using gcc (would have set G_THREAD_LIBS) and thus
2158 # probably using the aix compiler.
2159 AC_MSG_WARN($AIX_COMPILE_INFO)
2163 glib_save_LIBS="$LIBS"
2164 for thread_lib in "" pthread pthread32 pthreads thread dce; do
2165 if test x"$thread_lib" = x; then
2169 add_thread_lib="-l$thread_lib"
2170 IN=" in -l$thread_lib"
2172 if test x"$have_threads" = xposix; then
2175 defattr=pthread_attr_default
2178 LIBS="$add_thread_lib $glib_save_LIBS"
2180 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
2181 AC_TRY_RUN(glib_thread_test($defattr),
2184 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test($defattr))],
2187 AC_MSG_RESULT($glib_result)
2189 if test "$glib_result" = "yes" ; then
2190 G_THREAD_LIBS="$add_thread_lib"
2194 if test "x$G_THREAD_LIBS" = xerror; then
2195 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2197 LIBS="$glib_save_LIBS"
2202 glib_save_LIBS="$LIBS"
2203 for thread_lib in "" rt rte; do
2204 if test x"$thread_lib" = x; then
2208 add_thread_lib="-l$thread_lib"
2209 IN=" in -l$thread_lib"
2211 LIBS="$add_thread_lib $glib_save_LIBS"
2213 AC_MSG_CHECKING(for sched_get_priority_min$IN)
2214 AC_TRY_RUN(glib_sched_priority_test,
2217 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_sched_priority_test)],
2220 AC_MSG_RESULT($glib_result)
2222 if test "$glib_result" = "yes" ; then
2223 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
2224 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
2225 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
2229 LIBS="$glib_save_LIBS"
2230 mutex_has_default=yes
2231 mutex_default_type='pthread_mutex_t'
2232 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
2233 mutex_header_file='pthread.h'
2234 if test "x$have_threads" = "xposix"; then
2235 g_threads_impl="POSIX"
2237 g_threads_impl="DCE"
2238 have_threads="posix"
2240 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2241 CPPFLAGS="$glib_save_CPPFLAGS"
2244 g_threads_impl="WIN32"
2247 g_threads_impl="NONE"
2250 g_threads_impl="NONE"
2255 if test "x$G_THREAD_LIBS" = xerror; then
2256 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2261 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2262 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2268 AC_MSG_CHECKING(thread related libraries)
2269 AC_MSG_RESULT($G_THREAD_LIBS)
2271 dnl check for mt safe function variants and some posix functions
2272 dnl ************************************************************
2274 if test x"$have_threads" != xno; then
2275 glib_save_LIBS="$LIBS"
2276 # we are not doing the following for now, as this might require glib
2277 # to always be linked with the thread libs on some platforms.
2278 # LIBS="$LIBS $G_THREAD_LIBS"
2279 AC_CHECK_FUNCS(localtime_r gmtime_r)
2280 if test "$ac_cv_header_pwd_h" = "yes"; then
2281 AC_CACHE_CHECK([for posix getpwuid_r],
2282 ac_cv_func_posix_getpwuid_r,
2288 struct passwd pwd, *pwptr = &pwd;
2291 error = getpwuid_r (0, &pwd, buffer,
2292 sizeof (buffer), &pwptr);
2293 return (error < 0 && errno == ENOSYS)
2296 [ac_cv_func_posix_getpwuid_r=yes],
2297 [ac_cv_func_posix_getpwuid_r=no])])
2298 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2299 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2300 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2301 [Have POSIX function getpwuid_r])
2303 AC_CACHE_CHECK([for nonposix getpwuid_r],
2304 ac_cv_func_nonposix_getpwuid_r,
2305 [AC_TRY_LINK([#include <pwd.h>],
2306 [char buffer[10000];
2308 getpwuid_r (0, &pwd, buffer,
2310 [ac_cv_func_nonposix_getpwuid_r=yes],
2311 [ac_cv_func_nonposix_getpwuid_r=no])])
2312 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2313 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2314 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2315 [Have non-POSIX function getpwuid_r])
2319 if test "$ac_cv_header_grp_h" = "yes"; then
2320 AC_CACHE_CHECK([for posix getgrgid_r],
2321 ac_cv_func_posix_getgrgid_r,
2327 struct group grp, *grpptr = &grp;
2330 error = getgrgid_r (0, &grp, buffer,
2331 sizeof (buffer), &grpptr);
2332 return (error < 0 && errno == ENOSYS)
2335 [ac_cv_func_posix_getgrgid_r=yes],
2336 [ac_cv_func_posix_getgrgid_r=no])])
2337 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2338 if test "$ac_cv_func_posix_getgrgid_r" = yes; then
2339 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2340 [Have POSIX function getgrgid_r])
2342 AC_CACHE_CHECK([for nonposix getgrgid_r],
2343 ac_cv_func_nonposix_getgrgid_r,
2344 [AC_TRY_LINK([#include <grp.h>],
2345 [char buffer[10000];
2347 getgrgid_r (0, &grp, buffer,
2349 [ac_cv_func_nonposix_getgrgid_r=yes],
2350 [ac_cv_func_nonposix_getgrgid_r=no])])
2351 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2352 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2353 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2354 [Have non-POSIX function getgrgid_r])
2358 LIBS="$G_THREAD_LIBS $LIBS"
2359 if test x"$have_threads" = xposix; then
2360 glib_save_CPPFLAGS="$CPPFLAGS"
2361 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2362 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
2363 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
2364 # This is not AC_CHECK_FUNC to also work with function
2365 # name mangling in header files.
2366 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2367 AC_TRY_LINK([#include <pthread.h>],
2368 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
2370 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2371 [Have function pthread_attr_setstacksize])],
2372 [AC_MSG_RESULT(no)])
2373 AC_MSG_CHECKING(for minimal/maximal thread priority)
2374 if test x"$posix_priority_min" = x; then
2375 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
2377 posix_priority_min=PX_PRIO_MIN
2378 posix_priority_max=PX_PRIO_MAX])
2380 if test x"$posix_priority_min" = x; then
2382 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
2383 PTHREAD_PRIO_MIN],,[
2384 posix_priority_min=PTHREAD_PRIO_MIN
2385 posix_priority_max=PTHREAD_PRIO_MAX])
2387 if test x"$posix_priority_min" = x; then
2388 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
2390 posix_priority_min=PRI_OTHER_MIN
2391 posix_priority_max=PRI_OTHER_MAX])
2393 if test x"$posix_priority_min" = x; then
2394 AC_MSG_RESULT(none found)
2395 AC_MSG_WARN($POSIX_NO_PRIORITIES)
2396 posix_priority_min=-1
2397 posix_priority_max=-1
2399 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
2400 AC_MSG_CHECKING(for pthread_setschedparam)
2401 AC_TRY_LINK([#include <pthread.h>],
2402 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
2404 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
2405 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
2407 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
2409 posix_yield_func=none
2410 AC_MSG_CHECKING(for posix yield function)
2411 for yield_func in sched_yield pthread_yield_np pthread_yield \
2413 AC_TRY_LINK([#include <pthread.h>],
2415 [posix_yield_func="$yield_func"
2418 if test x"$posix_yield_func" = xnone; then
2419 AC_MSG_RESULT(none found)
2420 AC_MSG_WARN($POSIX_NO_YIELD)
2421 posix_yield_func="g_usleep(1000)"
2423 AC_MSG_RESULT($posix_yield_func)
2424 posix_yield_func="$posix_yield_func()"
2426 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
2427 CPPFLAGS="$glib_save_CPPFLAGS"
2429 elif test x"$have_threads" = xwin32; then
2430 # It's a pointer to a private struct
2431 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
2434 LIBS="$glib_save_LIBS"
2436 # now spit out all the warnings.
2437 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2438 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2439 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2441 if test "$ac_cv_func_localtime_r" != "yes"; then
2442 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2446 if test x"$glib_cv_sizeof_system_thread" = x; then
2447 # use a pointer as a fallback.
2448 GLIB_SIZEOF(,void *, system_thread)
2452 # Hack to deal with:
2454 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2455 # building shared libraries with linux.
2456 # b) FreeBSD doesn't do this either.
2459 *-*-freebsd*|*-*-linux*)
2460 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2463 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2467 AM_CONDITIONAL(HAVE_THREADS, [test "$have_threads" != "none"])
2468 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
2469 [Source file containing theread implementation])
2470 AC_SUBST(G_THREAD_CFLAGS)
2471 AC_SUBST(G_THREAD_LIBS)
2472 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2473 AC_SUBST(G_THREAD_LIBS_EXTRA)
2475 dnl **********************************************
2476 dnl *** GDefaultMutex setup and initialization ***
2477 dnl **********************************************
2479 dnl if mutex_has_default = yes, we also got
2480 dnl mutex_default_type, mutex_default_init and mutex_header_file
2481 if test $mutex_has_default = yes ; then
2482 glib_save_CPPFLAGS="$CPPFLAGS"
2483 glib_save_LIBS="$LIBS"
2484 LIBS="$G_THREAD_LIBS $LIBS"
2485 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2486 GLIB_SIZEOF([#include <$mutex_header_file>],
2487 $mutex_default_type,
2489 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
2490 $mutex_default_type,
2492 $glib_cv_sizeof_gmutex,
2493 $mutex_default_init)
2494 if test x"$glib_cv_byte_contents_gmutex" = xno; then
2495 mutex_has_default=no
2497 CPPFLAGS="$glib_save_CPPFLAGS"
2498 LIBS="$glib_save_LIBS"
2501 AC_CHECK_FUNCS(clock_gettime, [], [
2502 AC_CHECK_LIB(rt, clock_gettime, [
2503 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2504 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2505 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2509 AC_SUBST(GLIB_RT_LIBS)
2511 AC_CACHE_CHECK(for monotonic clocks,
2512 glib_cv_monotonic_clock,AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2516 #if !(defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 && defined(CLOCK_MONOTONIC))
2517 #error No monotonic clock
2521 ]])],glib_cv_monotonic_clock=yes,glib_cv_monotonic_clock=no))
2522 if test "$glib_cv_monotonic_clock" = "yes"; then
2523 AC_DEFINE(HAVE_MONOTONIC_CLOCK,1,[Have a monotonic clock])
2527 dnl ************************
2528 dnl *** g_atomic_* tests ***
2529 dnl ************************
2531 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
2534 AC_MSG_RESULT([none])
2535 glib_memory_barrier_needed=no
2538 AC_MSG_RESULT([i486])
2539 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
2540 [i486 atomic implementation])
2541 glib_memory_barrier_needed=no
2544 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2545 when you are using a sparc with v9 instruction set (most
2546 sparcs nowadays). This will make the code for atomic
2547 operations much faster. The resulting code will not run
2548 on very old sparcs though."
2550 AC_LINK_IFELSE([AC_LANG_SOURCE([[
2553 int tmp1, tmp2, tmp3;
2554 __asm__ __volatile__("casx [%2], %0, %1"
2555 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2557 AC_MSG_RESULT([sparcv9])
2558 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2559 [sparcv9 atomic implementation]),
2561 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2562 glib_memory_barrier_needed=yes
2565 AC_MSG_RESULT([alpha])
2566 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2567 [alpha atomic implementation])
2568 glib_memory_barrier_needed=yes
2571 AC_MSG_RESULT([x86_64])
2572 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2573 [x86_64 atomic implementation])
2574 glib_memory_barrier_needed=no
2577 AC_MSG_RESULT([powerpc])
2578 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2579 [powerpc atomic implementation])
2580 glib_memory_barrier_needed=yes
2581 AC_MSG_CHECKING([whether asm supports numbered local labels])
2584 __asm__ __volatile__ ("1: nop\n"
2587 AC_DEFINE_UNQUOTED(ASM_NUMERIC_LABELS, 1, [define if asm blocks can use numeric local labels])
2588 AC_MSG_RESULT([yes])
2594 AC_MSG_RESULT([ia64])
2595 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2596 [ia64 atomic implementation])
2597 glib_memory_barrier_needed=yes
2600 AC_MSG_RESULT([s390])
2601 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2602 [s390 atomic implementation])
2603 glib_memory_barrier_needed=no
2606 AC_MSG_RESULT([arm])
2607 AC_DEFINE_UNQUOTED(G_ATOMIC_ARM, 1,
2608 [arm atomic implementation])
2609 glib_memory_barrier_needed=no
2612 AC_MSG_RESULT([crisv32])
2613 AC_DEFINE_UNQUOTED(G_ATOMIC_CRISV32, 1,
2614 [crisv32 atomic implementation])
2615 glib_memory_barrier_needed=no
2618 AC_MSG_RESULT([cris])
2619 AC_DEFINE_UNQUOTED(G_ATOMIC_CRIS, 1,
2620 [cris atomic implementation])
2621 glib_memory_barrier_needed=no
2624 AC_MSG_RESULT([none])
2625 glib_memory_barrier_needed=yes
2629 glib_cv_gcc_has_builtin_atomic_operations=no
2630 if test x"$GCC" = xyes; then
2631 AC_MSG_CHECKING([whether GCC supports built-in atomic intrinsics])
2634 __sync_synchronize ();
2635 __sync_bool_compare_and_swap (&i, 0, 1);
2636 __sync_fetch_and_add (&i, 1);
2638 [glib_cv_gcc_has_builtin_atomic_operations=yes],
2639 [glib_cv_gcc_has_builtin_atomic_operations=no])
2641 AC_MSG_RESULT($glib_cv_gcc_has_builtin_atomic_operations)
2643 AM_CONDITIONAL(HAVE_GCC_BUILTINS_FOR_ATOMIC_OPERATIONS,
2644 [test $glib_cv_gcc_has_builtin_atomic_operations = yes])
2646 AC_MSG_CHECKING([for Win32 atomic intrinsics])
2647 glib_cv_has_win32_atomic_operations=no
2649 [int i; _InterlockedExchangeAdd (&i, 0);],
2650 [glib_cv_has_win32_atomic_operations=yes],
2651 [glib_cv_has_win32_atomic_operations=no])
2652 AC_MSG_RESULT($glib_cv_has_win32_atomic_operations)
2653 if test "x$glib_cv_has_win32_atomic_operations" = xyes; then
2654 AC_DEFINE(HAVE_WIN32_BUILTINS_FOR_ATOMIC_OPERATIONS,1,[Have Win32 atomic intrinsics])
2657 dnl ************************
2658 dnl ** Check for futex(2) **
2659 dnl ************************
2660 AC_CACHE_CHECK(for futex(2) system call,
2661 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2662 #include <linux/futex.h>
2663 #include <sys/syscall.h>
2669 /* it is not like this actually runs or anything... */
2670 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2673 ])],glib_cv_futex=yes,glib_cv_futex=no))
2674 if test x"$glib_cv_futex" = xyes; then
2675 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2678 AC_CACHE_CHECK(for eventfd(2) system call,
2679 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2680 #include <sys/eventfd.h>
2686 eventfd (0, EFD_CLOEXEC);
2689 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2690 if test x"$glib_cv_eventfd" = x"yes"; then
2691 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2693 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2695 dnl ****************************************
2696 dnl *** GLib POLL* compatibility defines ***
2697 dnl ****************************************
2699 glib_poll_includes=["
2700 #include <sys/types.h>
2701 #include <sys/poll.h>
2704 if test $ac_cv_header_sys_types_h = yes &&
2705 test $ac_cv_header_sys_poll_h = yes ; then
2707 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2708 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2709 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2710 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2711 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2712 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2713 if $glib_failed ; then
2714 AC_MSG_ERROR([Could not determine values for POLL* constants])
2717 glib_cv_value_POLLIN=1
2718 glib_cv_value_POLLOUT=4
2719 glib_cv_value_POLLPRI=2
2720 glib_cv_value_POLLERR=8
2721 glib_cv_value_POLLHUP=16
2722 glib_cv_value_POLLNVAL=32
2725 AC_MSG_CHECKING([for broken poll])
2726 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2730 #ifdef HAVE_SYS_POLL_H
2731 #include <sys/poll.h>
2734 struct pollfd fds[1];
2736 fd = open("/dev/null", 1);
2738 fds[0].events = POLLIN;
2740 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2741 exit(1); /* Does not work for devices -- fail */
2747 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2748 [broken_poll="no (cross compiling)"])
2749 AC_MSG_RESULT($broken_poll)
2751 dnl *********************
2752 dnl *** GRegex checks ***
2753 dnl *********************
2754 PCRE_REQUIRED_VERSION=8.11
2756 # Check if we should compile GRegex
2757 AC_ARG_ENABLE(regex, AC_HELP_STRING([--disable-regex],
2758 [disable the compilation of GRegex]),
2759 [case "${enableval}" in
2760 yes) enable_regex=true ;;
2761 no) enable_regex=false ;;
2762 *) AC_MSG_ERROR(bad value ${enableval} for --enable-regex) ;;
2764 [enable_regex=true])
2766 AM_CONDITIONAL(ENABLE_REGEX, $enable_regex)
2768 if test x$enable_regex = xtrue; then
2769 AC_DEFINE(ENABLE_REGEX, [], [include GRegex])
2770 # Check if we should use the internal or the system-supplied pcre
2772 [AC_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2773 [specify whether to use the internal or the
2774 system-supplied PCRE library])])
2776 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2778 if test "x$with_pcre" = xsystem; then
2779 PKG_CHECK_MODULES(PCRE,
2780 libpcre >= $PCRE_REQUIRED_VERSION)
2781 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2782 glib_save_CFLAGS="$CFLAGS"
2783 glib_save_LIBS="$LIBS"
2784 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2785 AC_TRY_RUN([#include <pcre.h>
2788 pcre_config (PCRE_CONFIG_UTF8, &support);
2791 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2796 glib_cv_pcre_has_unicode=yes,
2797 glib_cv_pcre_has_unicode=no,
2798 glib_cv_pcre_has_unicode=yes)
2799 CFLAGS="$glib_save_CFLAGS"
2800 LIBS="$glib_save_LIBS"
2802 if test "$glib_cv_pcre_has_unicode" = "no"; then
2803 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2805 AC_SUBST(PCRE_CFLAGS)
2807 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2808 PCRE_REQUIRES=libpcre
2809 AC_SUBST(PCRE_REQUIRES)
2811 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2812 if test x"$GCC" = xyes; then
2813 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2814 save_CFLAGS="$CFLAGS"
2815 CFLAGS="$CFLAGS -Wno-pointer-sign"
2816 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2817 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2818 CFLAGS="$save_CFLAGS"
2821 AC_SUBST(PCRE_WARN_CFLAGS)
2823 AM_CONDITIONAL(USE_SYSTEM_PCRE, false])
2826 dnl **********************
2827 dnl *** Win32 API libs ***
2828 dnl **********************
2832 G_LIBS_EXTRA="-luser32 -lkernel32"
2835 G_LIBS_EXTRA="-lws2_32 -lole32"
2841 AC_SUBST(G_LIBS_EXTRA)
2843 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2844 dnl since we need it for g_iconv()
2846 AC_MSG_CHECKING([for EILSEQ])
2852 ], have_eilseq=yes, have_eilseq=no);
2853 AC_MSG_RESULT($have_eilseq)
2855 dnl ******************************************************************
2856 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2857 dnl *** glib-compile-schemas in PATH ***
2858 dnl ******************************************************************
2860 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2862 if test $cross_compiling = yes; then
2863 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2864 if test x$GLIB_GENMARSHAL = xno; then
2865 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2868 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2869 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2870 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2874 dnl **************************
2875 dnl *** Checks for gtk-doc ***
2876 dnl **************************
2878 GTK_DOC_CHECK([1.15])
2881 [AC_HELP_STRING([--enable-man],
2882 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2885 if test "${enable_man}" != no; then
2887 dnl Check for xsltproc
2889 AC_PATH_PROG([XSLTPROC], [xsltproc])
2890 if test -z "$XSLTPROC"; then
2894 dnl check for DocBook DTD and stylesheets in the local catalog.
2895 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2896 [DocBook XML DTD V4.1.2],,enable_man=no)
2897 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2898 [DocBook XSL Stylesheets],,enable_man=no)
2901 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2907 AC_ARG_ENABLE([dtrace],
2908 [AS_HELP_STRING([--enable-dtrace],
2909 [Enable inclusion of dtrace trace support])])
2911 AC_MSG_CHECKING([whether to include dtrace tracing support])
2912 if test "x$enable_dtrace" != xno; then
2913 if test x$glib_have_carbon = xyes; then
2914 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2916 AC_MSG_RESULT([yes])
2917 AC_CHECK_PROGS(DTRACE, dtrace)
2918 if test -z "$DTRACE"; then
2919 if test "x$enable_dtrace" = xyes; then
2920 AC_MSG_ERROR([dtrace not found])
2923 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2924 [if test "x$enable_dtrace" = xyes; then
2925 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2932 if test "x$have_dtrace" = xyes; then
2933 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2935 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2937 AC_MSG_CHECKING([whether to include systemtap tracing support])
2938 AC_ARG_ENABLE([systemtap],
2939 [AS_HELP_STRING([--enable-systemtap],
2940 [Enable inclusion of systemtap trace support])])
2942 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2945 AC_MSG_RESULT(${have_systemtap})
2947 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2949 AC_ARG_WITH([tapset-install-dir],
2950 [AS_HELP_STRING([--with-tapset-install-dir],
2951 [The absolute path where the systemtap tapsets will be installed])],
2952 [if test "x${withval}" = x; then
2953 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2955 ABS_TAPSET_DIR="${withval}"
2957 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2958 AC_SUBST(ABS_TAPSET_DIR)
2960 dnl ************************************
2961 dnl *** Enable lcov coverage reports ***
2962 dnl ************************************
2965 AS_HELP_STRING([--enable-gcov],
2967 [use_gcov=$enableval], [use_gcov=no])
2969 if test "x$use_gcov" = "xyes"; then
2971 if test "$GCC" != "yes"; then
2972 AC_MSG_ERROR([GCC is required for --enable-gcov])
2975 dnl Check if ccache is being used
2976 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2977 case `$SHTOOL path $CC` in
2978 *ccache*[)] gcc_ccache=yes;;
2979 *[)] gcc_ccache=no;;
2982 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2983 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2986 ltp_version_list="1.6 1.7 1.8 1.9"
2987 AC_CHECK_PROG(LTP, lcov, lcov)
2988 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2990 if test "$LTP"; then
2991 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2992 glib_cv_ltp_version=invalid
2993 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2994 for ltp_check_version in $ltp_version_list; do
2995 if test "$ltp_version" = "$ltp_check_version"; then
2996 glib_cv_ltp_version="$ltp_check_version (ok)"
3001 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
3002 AC_MSG_ERROR([$ltp_msg])
3005 case $glib_cv_ltp_version in
3007 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
3008 AC_MSG_ERROR([$ltp_msg])
3013 if test -z "$LTP_GENHTML"; then
3014 AC_MSG_ERROR([Could not find genhtml from the LTP package])
3017 AC_DEFINE(HAVE_GCOV, 1, [Whether you have gcov])
3019 dnl Remove all optimization flags from CFLAGS
3021 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
3024 dnl Add the special gcc flags
3025 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
3026 LDFLAGS="$LDFLAGS -lgcov"
3029 dnl ******************************
3030 dnl *** output the whole stuff ***
3031 dnl ******************************
3033 dnl this section will only be run if config.status is invoked with no
3034 dnl arguments, or with "glib/glibconfig.h" as an argument.
3035 AC_CONFIG_COMMANDS([glib/glibconfig.h],
3037 outfile=glib/glibconfig.h-tmp
3038 cat > $outfile <<\_______EOF
3041 * This is a generated file. Please modify 'configure.ac'
3044 #ifndef __G_LIBCONFIG_H__
3045 #define __G_LIBCONFIG_H__
3047 #include <glib/gmacros.h>
3051 if test x$glib_limits_h = xyes; then
3052 echo '#include <limits.h>' >> $outfile
3054 if test x$glib_float_h = xyes; then
3055 echo '#include <float.h>' >> $outfile
3057 if test x$glib_values_h = xyes; then
3058 echo '#include <values.h>' >> $outfile
3060 if test "$glib_header_alloca_h" = "yes"; then
3061 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
3063 if test x$glib_sys_poll_h = xyes; then
3064 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
3066 if test x$glib_included_printf != xyes; then
3068 /* Specifies that GLib's g_print*() functions wrap the
3069 * system printf functions. This is useful to know, for example,
3070 * when using glibc's register_printf_function().
3072 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
3075 cat >> $outfile <<_______EOF
3079 #define G_MINFLOAT $glib_mf
3080 #define G_MAXFLOAT $glib_Mf
3081 #define G_MINDOUBLE $glib_md
3082 #define G_MAXDOUBLE $glib_Md
3083 #define G_MINSHORT $glib_ms
3084 #define G_MAXSHORT $glib_Ms
3085 #define G_MAXUSHORT $glib_Mus
3086 #define G_MININT $glib_mi
3087 #define G_MAXINT $glib_Mi
3088 #define G_MAXUINT $glib_Mui
3089 #define G_MINLONG $glib_ml
3090 #define G_MAXLONG $glib_Ml
3091 #define G_MAXULONG $glib_Mul
3096 ### this should always be true in a modern C/C++ compiler
3097 cat >>$outfile <<_______EOF
3098 typedef signed char gint8;
3099 typedef unsigned char guint8;
3103 if test -n "$gint16"; then
3104 cat >>$outfile <<_______EOF
3105 typedef signed $gint16 gint16;
3106 typedef unsigned $gint16 guint16;
3107 #define G_GINT16_MODIFIER $gint16_modifier
3108 #define G_GINT16_FORMAT $gint16_format
3109 #define G_GUINT16_FORMAT $guint16_format
3114 if test -n "$gint32"; then
3115 cat >>$outfile <<_______EOF
3116 typedef signed $gint32 gint32;
3117 typedef unsigned $gint32 guint32;
3118 #define G_GINT32_MODIFIER $gint32_modifier
3119 #define G_GINT32_FORMAT $gint32_format
3120 #define G_GUINT32_FORMAT $guint32_format
3124 cat >>$outfile <<_______EOF
3125 #define G_HAVE_GINT64 1 /* deprecated, always true */
3127 ${glib_extension}typedef signed $gint64 gint64;
3128 ${glib_extension}typedef unsigned $gint64 guint64;
3130 #define G_GINT64_CONSTANT(val) $gint64_constant
3131 #define G_GUINT64_CONSTANT(val) $guint64_constant
3134 if test x$gint64_format != x ; then
3135 cat >>$outfile <<_______EOF
3136 #define G_GINT64_MODIFIER $gint64_modifier
3137 #define G_GINT64_FORMAT $gint64_format
3138 #define G_GUINT64_FORMAT $guint64_format
3141 cat >>$outfile <<_______EOF
3142 #undef G_GINT64_MODIFIER
3143 #undef G_GINT64_FORMAT
3144 #undef G_GUINT64_FORMAT
3148 cat >>$outfile <<_______EOF
3150 #define GLIB_SIZEOF_VOID_P $glib_void_p
3151 #define GLIB_SIZEOF_LONG $glib_long
3152 #define GLIB_SIZEOF_SIZE_T $glib_size_t
3156 cat >>$outfile <<_______EOF
3157 typedef signed $glib_size_type_define gssize;
3158 typedef unsigned $glib_size_type_define gsize;
3159 #define G_GSIZE_MODIFIER $gsize_modifier
3160 #define G_GSSIZE_FORMAT $gssize_format
3161 #define G_GSIZE_FORMAT $gsize_format
3163 #define G_MAXSIZE G_MAXU$glib_msize_type
3164 #define G_MINSSIZE G_MIN$glib_msize_type
3165 #define G_MAXSSIZE G_MAX$glib_msize_type
3167 typedef gint64 goffset;
3168 #define G_MINOFFSET G_MININT64
3169 #define G_MAXOFFSET G_MAXINT64
3171 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
3172 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
3173 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
3177 if test -z "$glib_unknown_void_p"; then
3178 cat >>$outfile <<_______EOF
3180 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
3181 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
3183 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
3184 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
3186 typedef signed $glib_intptr_type_define gintptr;
3187 typedef unsigned $glib_intptr_type_define guintptr;
3189 #define G_GINTPTR_MODIFIER $gintptr_modifier
3190 #define G_GINTPTR_FORMAT $gintptr_format
3191 #define G_GUINTPTR_FORMAT $guintptr_format
3194 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
3199 cat >>$outfile <<_______EOF
3204 $glib_static_compilation
3209 #define G_HAVE_INLINE 1
3210 #else /* !__cplusplus */
3212 #endif /* !__cplusplus */
3215 #define G_CAN_INLINE 1
3218 if test x$g_can_inline = xyes ; then
3219 cat >>$outfile <<_______EOF
3220 #else /* !__cplusplus */
3221 #define G_CAN_INLINE 1
3225 cat >>$outfile <<_______EOF
3230 if test x$g_have_iso_c_varargs = xyes ; then
3231 cat >>$outfile <<_______EOF
3233 # define G_HAVE_ISO_VARARGS 1
3237 if test x$g_have_iso_cxx_varargs = xyes ; then
3238 cat >>$outfile <<_______EOF
3240 # define G_HAVE_ISO_VARARGS 1
3244 if test x$g_have_gnuc_varargs = xyes ; then
3245 cat >>$outfile <<_______EOF
3247 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3248 * is passed ISO vararg support is turned off, and there is no work
3249 * around to turn it on, so we unconditionally turn it off.
3251 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3252 # undef G_HAVE_ISO_VARARGS
3255 #define G_HAVE_GNUC_VARARGS 1
3259 case x$g_stack_grows in
3260 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3261 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3266 if test x$g_have_eilseq = xno; then
3267 cat >>$outfile <<_______EOF
3269 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3270 * The correspondence between this and the corresponding definition
3271 * in libiconv is essential.
3273 # define EILSEQ ENOENT
3279 if test x$g_have_gnuc_visibility = xyes; then
3280 cat >>$outfile <<_______EOF
3281 #define G_HAVE_GNUC_VISIBILITY 1
3284 cat >>$outfile <<_______EOF
3285 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3286 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3287 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3288 #define G_GNUC_INTERNAL __hidden
3289 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3290 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3292 #define G_GNUC_INTERNAL
3298 if test x$g_mutex_has_default = xyes; then
3299 cat >>$outfile <<_______EOF
3300 $g_enable_threads_def G_THREADS_ENABLED
3301 #define G_THREADS_IMPL_$g_threads_impl_def
3302 typedef struct _GStaticMutex GStaticMutex;
3303 struct _GStaticMutex
3305 struct _GMutex *runtime_mutex;
3307 char pad[[$g_mutex_sizeof]];
3308 double dummy_double;
3309 void *dummy_pointer;
3313 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
3314 #define g_static_mutex_get_mutex(mutex) \\
3315 (g_thread_use_default_impl ? ((GMutex*)(gpointer) ((mutex)->static_mutex.pad)) : \\
3316 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
3319 cat >>$outfile <<_______EOF
3320 $g_enable_threads_def G_THREADS_ENABLED
3321 #define G_THREADS_IMPL_$g_threads_impl_def
3322 typedef struct _GMutex* GStaticMutex;
3323 #define G_STATIC_MUTEX_INIT NULL
3324 #define g_static_mutex_get_mutex(mutex) \\
3325 (g_static_mutex_get_mutex_impl_shortcut (mutex))
3329 cat >>$outfile <<_______EOF
3330 /* This represents a system thread as used by the implementation. An
3331 * alien implementaion, as loaded by g_thread_init can only count on
3332 * "sizeof (gpointer)" bytes to store their info. We however need more
3333 * for some of our native implementations. */
3334 typedef union _GSystemThread GSystemThread;
3335 union _GSystemThread
3337 char data[[$g_system_thread_sizeof]];
3338 double dummy_double;
3339 void *dummy_pointer;
3343 if test x"$g_memory_barrier_needed" != xno; then
3345 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3347 if test x"$g_gcc_atomic_ops" != xno; then
3349 echo "#define G_ATOMIC_OP_USE_GCC_BUILTINS 1" >>$outfile
3352 g_bit_sizes="16 32 64"
3353 for bits in $g_bit_sizes; do
3354 cat >>$outfile <<_______EOF
3355 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3356 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3357 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3358 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3362 cat >>$outfile <<_______EOF
3363 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3364 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3365 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3366 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3367 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3368 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3369 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3370 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3371 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3372 #define GSSIZE_TO_LE(val) ((gssize) GINT${gsizebits}_TO_LE (val))
3373 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3374 #define GSSIZE_TO_BE(val) ((gssize) GINT${gsizebits}_TO_BE (val))
3375 #define G_BYTE_ORDER $g_byte_order
3377 #define GLIB_SYSDEF_POLLIN =$g_pollin
3378 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3379 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3380 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3381 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3382 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3384 #define G_MODULE_SUFFIX "$g_module_suffix"
3386 /* A GPid is an abstraction for a process "handle". It is *not* an
3387 * abstraction for a process identifier in general. GPid is used in
3388 * GLib only for descendant processes spawned with the g_spawn*
3389 * functions. On POSIX there is no "process handle" concept as such,
3390 * but on Windows a GPid is a handle to a process, a kind of pointer,
3391 * not a process identifier.
3393 typedef $g_pid_type GPid;
3395 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3396 #define GLIB_SYSDEF_AF_INET $g_af_inet
3397 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3399 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3400 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3401 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3405 #endif /* GLIBCONFIG_H */
3409 if cmp -s $outfile glib/glibconfig.h; then
3410 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3413 mv $outfile glib/glibconfig.h
3417 # Note that if two cases are the same, case goes with the first one.
3418 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3419 # on variable expansion in case labels. Look at the generated config.status
3422 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3423 glib_header_alloca_h="$ac_cv_working_alloca_h"
3425 glib_header_alloca_h="$ac_cv_header_alloca_h"
3429 x$ac_cv_header_float_h)
3431 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3432 glib_md=DBL_MIN glib_Md=DBL_MAX
3434 x$ac_cv_header_values_h)
3436 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3437 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3442 x$ac_cv_header_limits_h)
3444 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3445 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3446 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3448 x$ac_cv_header_values_h)
3450 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3451 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3452 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3456 if test x$ac_cv_header_sys_poll_h = xyes ; then
3460 if test x$enable_included_printf = xyes ; then
3461 glib_included_printf=yes
3465 $ac_cv_sizeof_short)
3467 gint16_modifier='"h"'
3468 gint16_format='"hi"'
3469 guint16_format='"hu"'
3473 gint16_modifier='""'
3475 guint16_format='"u"'
3479 $ac_cv_sizeof_short)
3481 gint32_modifier='"h"'
3482 gint32_format='"hi"'
3483 guint32_format='"hu"'
3487 gint32_modifier='""'
3489 guint32_format='"u"'
3493 gint32_modifier='"l"'
3494 gint32_format='"li"'
3495 guint32_format='"lu"'
3501 gint64_modifier='""'
3503 guint64_format='"u"'
3505 gint64_constant='(val)'
3506 guint64_constant='(val)'
3510 gint64_modifier='"l"'
3511 gint64_format='"li"'
3512 guint64_format='"lu"'
3514 gint64_constant='(val##L)'
3515 guint64_constant='(val##UL)'
3517 $ac_cv_sizeof_long_long)
3519 if test -n "$glib_cv_long_long_format"; then
3520 gint64_modifier='"'$glib_cv_long_long_format'"'
3521 gint64_format='"'$glib_cv_long_long_format'i"'
3522 guint64_format='"'$glib_cv_long_long_format'u"'
3524 glib_extension='G_GNUC_EXTENSION '
3525 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3526 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3528 $ac_cv_sizeof___int64)
3530 if test -n "$glib_cv_long_long_format"; then
3531 gint64_modifier='"'$glib_cv_long_long_format'"'
3532 gint64_format='"'$glib_cv_long_long_format'i"'
3533 guint64_format='"'$glib_cv_long_long_format'u"'
3536 gint64_constant='(val##i64)'
3537 guint64_constant='(val##ui64)'
3540 glib_size_t=$ac_cv_sizeof_size_t
3541 glib_size_type_define="$glib_size_type"
3542 glib_void_p=$ac_cv_sizeof_void_p
3543 glib_long=$ac_cv_sizeof_long
3545 case "$glib_size_type" in
3547 gsize_modifier='"h"'
3549 gssize_format='"hi"'
3550 glib_msize_type='SHRT'
3556 glib_msize_type='INT'
3559 gsize_modifier='"l"'
3561 gssize_format='"li"'
3562 glib_msize_type='LONG'
3564 "long long"|__int64)
3565 gsize_modifier='"I64"'
3566 gsize_format='"I64u"'
3567 gssize_format='"I64i"'
3568 glib_msize_type='INT64'
3572 gintbits=`expr $ac_cv_sizeof_int \* 8`
3573 glongbits=`expr $ac_cv_sizeof_long \* 8`
3574 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3576 case $ac_cv_sizeof_void_p in
3578 glib_intptr_type_define=int
3579 gintptr_modifier='""'
3580 gintptr_format='"i"'
3581 guintptr_format='"u"'
3586 glib_intptr_type_define=long
3587 gintptr_modifier='"l"'
3588 gintptr_format='"li"'
3589 guintptr_format='"lu"'
3590 glib_gpi_cast='(glong)'
3591 glib_gpui_cast='(gulong)'
3593 $ac_cv_sizeof_long_long)
3594 glib_intptr_type_define='long long'
3595 gintptr_modifier='"I64"'
3596 gintptr_format='"I64i"'
3597 guintptr_format='"I64u"'
3598 glib_gpi_cast='(gint64)'
3599 glib_gpui_cast='(guint64)'
3601 $ac_cv_sizeof___int64)
3602 glib_intptr_type_define=__int64
3603 gintptr_modifier='"I64"'
3604 gintptr_format='"I64i"'
3605 guintptr_format='"I64u"'
3606 glib_gpi_cast='(gint64)'
3607 glib_gpui_cast='(guint64)'
3610 glib_unknown_void_p=yes
3616 x$ac_cv_func_atexit)
3618 #ifdef NeXT /* @#%@! NeXTStep */
3619 # define g_ATEXIT(proc) (!atexit (proc))
3621 # define g_ATEXIT(proc) (atexit (proc))
3624 x$ac_cv_func_on_exit)
3626 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3631 x$ac_cv_func_memmove)
3633 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3635 x$glib_cv_working_bcopy)
3637 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3638 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3642 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3643 * so we have to roll our own copy routine. */
3644 void g_memmove (void* dest, const void * src, unsigned long len);"
3649 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3650 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3651 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3655 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3656 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3660 if test x$glib_cv_va_val_copy = xno; then
3661 glib_vacopy="\$glib_vacopy
3662 #define G_VA_COPY_AS_ARRAY 1"
3665 if test x$glib_cv_hasinline = xyes; then
3666 glib_inline='#define G_HAVE_INLINE 1'
3668 if test x$glib_cv_has__inline = xyes; then
3669 glib_inline="\$glib_inline
3670 #define G_HAVE___INLINE 1"
3672 if test x$glib_cv_has__inline__ = xyes; then
3673 glib_inline="\$glib_inline
3674 #define G_HAVE___INLINE__ 1"
3677 g_have_gnuc_varargs=$g_have_gnuc_varargs
3678 g_have_iso_c_varargs=$g_have_iso_c_varargs
3679 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3681 g_can_inline=$g_can_inline
3682 g_have_gnuc_visibility=$g_have_gnuc_visibility
3683 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3685 if test x$ac_cv_c_bigendian = xyes; then
3686 g_byte_order=G_BIG_ENDIAN
3690 g_byte_order=G_LITTLE_ENDIAN
3695 g_pollin=$glib_cv_value_POLLIN
3696 g_pollout=$glib_cv_value_POLLOUT
3697 g_pollpri=$glib_cv_value_POLLPRI
3698 g_pollhup=$glib_cv_value_POLLHUP
3699 g_pollerr=$glib_cv_value_POLLERR
3700 g_pollnval=$glib_cv_value_POLLNVAL
3702 g_af_unix=$glib_cv_value_AF_UNIX
3703 g_af_inet=$glib_cv_value_AF_INET
3704 g_af_inet6=$glib_cv_value_AF_INET6
3706 g_msg_peek=$glib_cv_value_MSG_PEEK
3707 g_msg_oob=$glib_cv_value_MSG_OOB
3708 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3710 g_stack_grows=$glib_cv_stack_grows
3712 g_have_eilseq=$have_eilseq
3714 case x$have_threads in
3715 xno) g_enable_threads_def="#undef";;
3716 *) g_enable_threads_def="#define";;
3719 g_threads_impl_def=$g_threads_impl
3721 g_mutex_has_default="$mutex_has_default"
3722 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
3723 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
3724 g_mutex_contents="$glib_cv_byte_contents_gmutex"
3726 g_memory_barrier_needed="$glib_memory_barrier_needed"
3727 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3729 g_module_suffix="$glib_gmodule_suffix"
3731 g_pid_type="$glib_pid_type"
3734 glib_os="#define G_OS_BEOS"
3737 glib_os="#define G_OS_UNIX
3738 #define G_PLATFORM_WIN32
3739 #define G_WITH_CYGWIN"
3742 glib_os="#define G_OS_WIN32
3743 #define G_PLATFORM_WIN32"
3746 glib_os="#define G_OS_UNIX"
3749 glib_static_compilation=""
3750 if test x$glib_win32_static_compilation = xyes; then
3751 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3752 #define GOBJECT_STATIC_COMPILATION 1"
3756 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3758 # 1.2.14 required for dbus_message_set_serial
3759 PKG_CHECK_MODULES(DBUS1,
3761 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3763 AC_SUBST(DBUS1_CFLAGS)
3764 AC_SUBST(DBUS1_LIBS)
3765 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3768 dnl Check for -Bsymbolic-functions linker flag used to avoid
3769 dnl intra-library PLT jumps, if available.
3772 AC_ARG_ENABLE(Bsymbolic,
3773 [AC_HELP_STRING([--disable-Bsymbolic],
3774 [avoid linking with -Bsymbolic])],,
3775 [SAVED_LDFLAGS="${LDFLAGS}"
3776 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3777 LDFLAGS=-Wl,-Bsymbolic-functions
3778 AC_TRY_LINK([], [int main (void) { return 0; }],
3780 enable_Bsymbolic=yes,
3782 enable_Bsymbolic=no)
3783 LDFLAGS="${SAVED_LDFLAGS}"])
3785 if test "x${enable_Bsymbolic}" == "xyes"; then
3786 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3789 AC_SUBST(GLIB_LINK_FLAGS)
3792 # Define variables corresponding to the correct include paths to use for
3797 config_h_INCLUDES='-I$(top_builddir)'
3798 AC_SUBST(config_h_INCLUDES)
3802 # $(top_builddir)/glib: for glibconfig.h
3803 # $(top_srcdir)/glib: for glib.h
3804 # $(top_srcdir): for everything
3805 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3806 AC_SUBST(glib_INCLUDES)
3810 gthread_INCLUDES='$(glib_INCLUDES)'
3811 AC_SUBST(gthread_INCLUDES)
3815 gobject_INCLUDES='$(gthread_INCLUDES)'
3816 AC_SUBST(gobject_INCLUDES)
3820 # $(top_srcdir)/gmodule: for gmodule.h
3821 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3822 AC_SUBST(gmodule_INCLUDES)
3826 gio_INCLUDES='$(gmodule_INCLUDES)'
3827 AC_SUBST(gio_INCLUDES)
3832 glib-2.0-uninstalled.pc
3834 gmodule-export-2.0.pc
3835 gmodule-no-export-2.0.pc
3836 gmodule-2.0-uninstalled.pc
3837 gmodule-no-export-2.0-uninstalled.pc
3839 gthread-2.0-uninstalled.pc
3841 gobject-2.0-uninstalled.pc
3845 gio-2.0-uninstalled.pc
3846 gio-unix-2.0-uninstalled.pc
3851 build/win32/Makefile
3852 build/win32/dirent/Makefile
3853 build/win32/vs9/Makefile
3854 build/win32/vs10/Makefile
3857 glib/libcharset/Makefile
3858 glib/gnulib/Makefile
3860 glib/update-pcre/Makefile
3863 gmodule/gmoduleconf.h
3866 gobject/glib-mkenums
3867 gobject/tests/Makefile
3869 gthread/tests/Makefile
3871 gio/gdbus-2.0/codegen/Makefile
3872 gio/gdbus-2.0/codegen/config.py
3873 gio/xdgmime/Makefile
3874 gio/inotify/Makefile
3875 gio/libasyncns/Makefile
3880 gio/tests/gdbus-object-manager-example/Makefile
3883 docs/reference/Makefile
3884 docs/reference/glib/Makefile
3885 docs/reference/glib/version.xml
3886 docs/reference/gobject/Makefile
3887 docs/reference/gobject/version.xml
3888 docs/reference/gio/Makefile
3889 docs/reference/gio/gdbus-object-manager-example/Makefile
3890 docs/reference/gio/version.xml
3892 tests/gobject/Makefile
3893 tests/refcount/Makefile
3897 AC_CONFIG_COMMANDS([chmod-scripts],
3898 [chmod 0755 glib-zip
3899 chmod 0755 glib-gettextize
3900 chmod 0755 gobject/glib-mkenums])
3902 # we want to invoke this macro solely so that the config.status script
3903 # and automake generated makefiles know about these generated files.
3904 # They are only needed to distcheck the package
3910 glib/glibconfig.h.win32
3913 gmodule/makefile.msc
3915 gobject/makefile.msc
3917 gthread/makefile.msc