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], [18])
31 m4_define([glib_interface_age], [0])
32 m4_define([glib_binary_age],
33 [m4_eval(100 * glib_minor_version + glib_micro_version)])
34 m4_define([glib_version],
35 [glib_major_version.glib_minor_version.glib_micro_version])
37 # libtool version related macros
38 m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
39 m4_define([glib_lt_current],
40 [m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
41 m4_define([glib_lt_revision], [glib_interface_age])
42 m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
43 m4_define([glib_lt_current_minus_age],
44 [m4_eval(glib_lt_current - glib_lt_age)])
46 # if the minor version number is odd, then we want debugging. Otherwise
47 # we only want minimal debugging support.
48 m4_define([glib_debug_default],
49 [m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
52 AC_INIT(glib, [glib_version],
53 [http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
55 AC_CONFIG_HEADER([config.h])
56 AC_CONFIG_SRCDIR([glib/glib.h])
57 AC_CONFIG_MACRO_DIR([m4macros])
59 # Save this value here, since automake will set cflags later
60 cflags_set=${CFLAGS+set}
62 AM_INIT_AUTOMAKE([1.11 no-define no-dist-gzip dist-xz tar-ustar])
63 AM_MAINTAINER_MODE([enable])
65 # Support silent build rules. Disable
66 # by either passing --disable-silent-rules to configure or passing V=1
68 AM_SILENT_RULES([yes])
70 GLIB_MAJOR_VERSION=glib_major_version
71 GLIB_MINOR_VERSION=glib_minor_version
72 GLIB_MICRO_VERSION=glib_micro_version
73 GLIB_INTERFACE_AGE=glib_interface_age
74 GLIB_BINARY_AGE=glib_binary_age
75 GLIB_VERSION=glib_version
77 AC_SUBST(GLIB_MAJOR_VERSION)
78 AC_SUBST(GLIB_MINOR_VERSION)
79 AC_SUBST(GLIB_MICRO_VERSION)
80 AC_SUBST(GLIB_VERSION)
81 AC_SUBST(GLIB_INTERFACE_AGE)
82 AC_SUBST(GLIB_BINARY_AGE)
84 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
85 [Define to the GLIB major version])
86 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
87 [Define to the GLIB minor version])
88 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
89 [Define to the GLIB micro version])
90 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
91 [Define to the GLIB interface age])
92 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
93 [Define to the GLIB binary age])
96 LT_RELEASE=glib_lt_release
97 LT_CURRENT=glib_lt_current
98 LT_REVISION=glib_lt_revision
100 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
103 AC_SUBST(LT_REVISION)
105 AC_SUBST(LT_CURRENT_MINUS_AGE)
107 dnl Checks for programs.
113 AC_MSG_CHECKING([for the BeOS])
116 glib_native_beos="yes"
119 glib_native_beos="no"
122 AC_MSG_RESULT([$glib_native_beos])
126 AC_MSG_CHECKING([for Win32])
127 LIB_EXE_MACHINE_FLAG=X86
130 glib_native_win32=yes
131 glib_pid_type='void *'
132 glib_cv_stack_grows=no
133 # Unfortunately the mingw implementations of C99-style snprintf and vsnprintf
134 # don't seem to be quite good enough, at least not in mingw-runtime-3.14.
135 # (Sorry, I don't know exactly what is the problem, but it is related to
136 # floating point formatting and decimal point vs. comma.)
137 # The simple tests in AC_FUNC_VSNPRINTF_C99 and AC_FUNC_SNPRINTF_C99 aren't
138 # rigorous enough to notice, though.
139 # So preset the autoconf cache variables.
140 ac_cv_func_vsnprintf_c99=no
141 ac_cv_func_snprintf_c99=no
144 LIB_EXE_MACHINE_FLAG=X64
159 AC_MSG_RESULT([$glib_native_win32])
161 AC_SUBST(LIB_EXE_MACHINE_FLAG)
164 AC_MSG_CHECKING([for Mac OS X Carbon support])
166 #include <Carbon/Carbon.h>
167 #include <CoreServices/CoreServices.h>
168 ], glib_have_carbon=yes)
170 AC_MSG_RESULT([$glib_have_carbon])
172 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
173 AM_CONDITIONAL(OS_WIN32_X64, [test "$LIB_EXE_MACHINE_FLAG" = "X64"])
174 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
175 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
176 AM_CONDITIONAL(OS_CARBON, [test "$glib_have_carbon" = "yes"])
178 if test "$glib_native_win32" = "yes"; then
179 AC_CHECK_TOOL(WINDRES, windres, no)
180 if test "$WINDRES" = no; then
181 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
183 AC_CHECK_TOOL(NM, nm, no)
184 if test "$NM" = no; then
185 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
187 AC_CHECK_TOOL(RANLIB, ranlib, :)
188 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
190 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
192 if test "$glib_native_win32" != yes; then
193 # libtool option to control which symbols are exported
194 # right now, symbols starting with _ are not exported
195 LIBTOOL_EXPORT_OPTIONS='-export-symbols-regex "^g.*"'
197 # We currently use .def files on Windows
198 LIBTOOL_EXPORT_OPTIONS=
200 AC_SUBST(LIBTOOL_EXPORT_OPTIONS)
202 if test "x$glib_have_carbon" = "xyes"; then
203 AC_DEFINE(HAVE_CARBON, 1, [define to 1 if Carbon is available])
204 LDFLAGS="$LDFLAGS -framework Carbon"
208 if test "x$GLIBC21" = "xyes"; then
209 AC_DEFINE([_GNU_SOURCE], 1, [Make all glibc extensions visible])
212 dnl declare --enable-* args and collect ac_help strings
214 AC_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
215 [turn on debugging @<:@default=glib_debug_default@:>@]),,
216 enable_debug=glib_debug_default)
218 AC_ARG_ENABLE(gc_friendly,
219 [AC_HELP_STRING([--enable-gc-friendly],
220 [turn on garbage collector friendliness [default=no]])],,
221 [enable_gc_friendly=no])
222 AC_ARG_ENABLE(mem_pools,
223 [AC_HELP_STRING([--disable-mem-pools],
224 [disable all glib memory pools])],,
225 [disable_mem_pools=no])
226 AC_ARG_ENABLE(threads,
227 [AC_HELP_STRING([--enable-threads],
228 [turn on basic thread support [default=yes]
229 ([=no] will override --with-threads)])],,
230 [enable_threads=yes])
231 AC_ARG_ENABLE(rebuilds,
232 [AC_HELP_STRING([--disable-rebuilds],
233 [disable all source autogeneration rules])],,
234 [enable_rebuilds=yes])
236 if test "x$enable_threads" != "xyes"; then
240 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
241 if test "x$enable_gc_friendly" = "xyes"; then
242 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
248 AC_MSG_CHECKING([whether to disable memory pools])
249 if test "x$disable_mem_pools" = "xno"; then
252 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
253 AC_SUBST(DISABLE_MEM_POOLS)
257 dnl location to install runtime libraries, e.g. ../../lib to install
258 dnl to /lib if libdir is /usr/lib
259 AC_ARG_WITH(runtime-libdir,
260 [AC_HELP_STRING([--with-runtime-libdir=RELPATH],
261 [Install runtime libraries relative to libdir])],
263 [with_runtime_libdir=""])
264 GLIB_RUNTIME_LIBDIR="$with_runtime_libdir"
265 ABS_GLIB_RUNTIME_LIBDIR="`readlink -f $libdir/$with_runtime_libdir`"
266 AC_SUBST(GLIB_RUNTIME_LIBDIR)
267 AC_SUBST(ABS_GLIB_RUNTIME_LIBDIR)
268 AM_CONDITIONAL(HAVE_GLIB_RUNTIME_LIBDIR, [test "x$with_runtime_libdir" != "x"])
270 dnl Check for a working C++ compiler, but do not bail out, if none is found.
271 AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
274 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
275 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
284 PKG_PROG_PKG_CONFIG(0.16)
286 if test "x$enable_debug" = "xyes"; then
287 if test x$cflags_set != xset ; then
289 *[[\ \ ]]-g[[\ \ ]]*) ;;
290 *) CFLAGS="$CFLAGS -g" ;;
294 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
296 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
298 if test "x$enable_debug" = "xno"; then
299 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
303 # Ensure MSVC-compatible struct packing convention is used when
304 # compiling for Win32 with gcc.
305 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
306 # gcc2 uses "-fnative-struct".
307 if test x"$glib_native_win32" = xyes; then
308 if test x"$GCC" = xyes; then
310 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
311 if test -z "$ac_cv_prog_CC"; then
314 our_gcc="$ac_cv_prog_CC"
316 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
318 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
319 msnative_struct='-fnative-struct'
323 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
324 msnative_struct='-mms-bitfields'
328 if test x"$msnative_struct" = x ; then
329 AC_MSG_RESULT([no way])
330 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
332 CFLAGS="$CFLAGS $msnative_struct"
333 AC_MSG_RESULT([${msnative_struct}])
337 GLIB_EXTRA_CFLAGS="${msnative_struct}"
338 AC_SUBST(GLIB_EXTRA_CFLAGS)
342 # define a MAINT-like variable REBUILD which is set if Perl
343 # and awk are found, so autogenerated sources can be rebuilt
345 AC_CHECK_PROGS(PERL, [perl5 perl])
346 # We would like indent, but don't require it.
347 AC_CHECK_PROG(INDENT, indent, indent)
349 if test "x$enable_rebuilds" = "xyes" && \
351 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
352 test -n "$AWK" ; then
357 # Need full path to Perl for glib-mkenums
359 if test "x$PERL" != x ; then
360 AC_PATH_PROG(PERL_PATH, [$PERL])
362 if test "x$PERL_PATH" = x ; then
363 PERL_PATH="/usr/bin/env perl"
367 # Need suitable python path for greport
368 AM_PATH_PYTHON(2.5,,PYTHON="/usr/bin/env python2.5")
371 dnl ***********************
372 dnl *** Tests for iconv ***
373 dnl ***********************
375 dnl We do this before the gettext checks, to avoid distortion
377 dnl On Windows we use a native implementation
379 if test x"$glib_native_win32" = xyes; then
382 AC_ARG_WITH(libiconv,
383 [AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
384 [use the libiconv library])],,
385 [with_libiconv=maybe])
388 case $with_libiconv in
390 # Check in the C library first
391 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
392 # Check if we have GNU libiconv
393 if test $found_iconv = "no"; then
394 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
396 # Check if we have a iconv in -liconv, possibly from vendor
397 if test $found_iconv = "no"; then
398 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
402 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
405 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
408 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
412 if test "x$found_iconv" = "xno" ; then
413 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
417 AC_ARG_ENABLE(iconv-cache,
418 [AC_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
419 [cache iconv descriptors [default=auto]])],,
420 [enable_iconv_cache=auto])
422 AC_MSG_CHECKING([whether to cache iconv descriptors])
423 case $enable_iconv_cache in
425 if test $ac_cv_gnu_library_2_1 = yes; then
426 enable_iconv_cache=no
428 enable_iconv_cache=yes
433 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
437 if test $enable_iconv_cache = yes; then
438 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
441 AC_MSG_RESULT($enable_iconv_cache)
447 PKG_CHECK_MODULES([ZLIB], [zlib], [found_zlib=yes], [found_zlib=no])
448 if test "x$found_zlib" = "xno" ; then
449 AC_CHECK_LIB(z, inflate, [AC_CHECK_HEADER(zlib.h, found_zlib=yes)])
450 if test "x$found_zlib" = "xno" ; then
451 AC_MSG_ERROR([*** Working zlib library and headers not found ***])
457 PKG_CHECK_MODULES(LIBFFI, [libffi >= 3.0.0])
458 AC_SUBST(LIBFFI_CFLAGS)
459 AC_SUBST(LIBFFI_LIBS)
465 ALL_LINGUAS="`grep -v '^#' "$srcdir/po/LINGUAS" | tr '\n' ' '`"
466 AC_SUBST([CONFIG_STATUS_DEPENDENCIES],['$(top_srcdir)/po/LINGUAS'])
469 if test "$gt_cv_have_gettext" != "yes" ; then
471 *** You must have either have gettext support in your C library, or use the
472 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
476 LIBS="$INTLLIBS $LIBS"
478 GETTEXT_PACKAGE=glib20
479 AC_SUBST(GETTEXT_PACKAGE)
480 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
481 [Define the gettext package to be used])
483 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
486 dnl Now we are done with gettext checks, figure out ICONV_LIBS
489 if test x"$glib_native_win32" != xyes; then
490 if test x$with_libiconv != xno ; then
491 case " $INTLLIBS " in
492 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
493 *) ICONV_LIBS="-liconv" ;;
499 case $with_libiconv in
501 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
504 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
508 dnl Initialize libtool
510 LT_INIT([disable-static win32-dll])
511 dnl when using libtool 2.x create libtool early, because it's used in configure
512 m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
515 if test "x$GCC" = "xyes"; then
517 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
518 *) CFLAGS="$CFLAGS -Wall" ;;
522 CPPFLAGS="$CPPFLAGS -DG_DISABLE_SINGLE_INCLUDES"
524 if test "$glib_native_win32" = "yes"; then
525 if test x$enable_static = xyes -a x$enable_shared = xyes; then
526 AC_MSG_ERROR([Can not build both shared and static at the same time on Windows.])
528 if test x$enable_static = xyes; then
529 glib_win32_static_compilation=yes
530 GLIB_WIN32_STATIC_COMPILATION_DEFINE="#define GLIB_STATIC_COMPILATION 1
531 #define GOBJECT_STATIC_COMPILATION 1"
532 AC_SUBST(GLIB_WIN32_STATIC_COMPILATION_DEFINE)
535 AM_CONDITIONAL(OS_WIN32_AND_DLL_COMPILATION, [test x$glib_native_win32 = xyes -a x$glib_win32_static_compilation != xyes])
538 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
540 if test $cross_compiling != yes ; then
541 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
544 AC_TRY_RUN([#include <math.h>
545 int main (void) { return (log(1) != log(1.)); }],
546 AC_MSG_RESULT(none needed),
547 glib_save_CFLAGS=$CFLAGS
548 CFLAGS="$CFLAGS -std1"
549 AC_TRY_RUN([#include <math.h>
550 int main (void) { return (log(1) != log(1.)); }],
551 AC_MSG_RESULT(-std1),
553 CFLAGS=$glib_save_CFLAGS
555 [No ANSI prototypes found in library. (-std1 didn't work.)])
561 dnl NeXTStep cc seems to need this
562 AC_MSG_CHECKING([for extra flags for POSIX compliance])
563 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
564 AC_MSG_RESULT(none needed),
565 glib_save_CFLAGS=$CFLAGS
566 CFLAGS="$CFLAGS -posix"
567 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
568 AC_MSG_RESULT(-posix),
570 CFLAGS=$glib_save_CFLAGS
571 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
573 # Checks for header files.
576 # Checks for library functions.
579 AC_CHECK_FUNCS(mmap posix_memalign memalign valloc fsync pipe2)
580 AC_CHECK_FUNCS(atexit on_exit timegm gmtime_r)
582 dnl don't use AC_CHECK_FUNCS here, otherwise HAVE_QSORT_R will
583 dnl be automatically defined, which we don't want to do
584 dnl until we have checked this function is actually usable
585 AC_CHECK_FUNC([qsort_r])
587 # BSD has a qsort_r with wrong argument order
588 if test x$ac_cv_func_qsort_r = xyes ; then
589 AC_CACHE_CHECK([if qsort_r uses glibc compatible argument order], glib_cv_have_qsort_r, [
590 AC_RUN_IFELSE([AC_LANG_SOURCE([[
595 cmp (const void *a, const void *b, void *c)
609 main (int argc, char **argv)
611 int arr[3] = { 1, 2, 0 };
614 qsort_r (arr, 3, sizeof (int), cmp, &d);
616 if (arr[0] == 0 && arr[1] == 1 && arr[2] == 2)
620 }]])],[glib_cv_have_qsort_r=yes],[glib_cv_have_qsort_r=no])])
623 if test x$glib_cv_have_qsort_r = xyes ; then
624 AC_DEFINE(HAVE_QSORT_R, 1, [Define to 1 if you have the 'qsort_r' function])
627 AC_CHECK_SIZEOF(char)
628 AC_CHECK_SIZEOF(short)
629 AC_CHECK_SIZEOF(long)
631 AC_CHECK_SIZEOF(void *)
632 AC_CHECK_SIZEOF(long long)
633 AC_CHECK_SIZEOF(__int64)
635 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
639 *** GLib requires a 64 bit type. You might want to consider
640 *** using the GNU C compiler.
644 if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
645 # long long is a 64 bit integer.
646 AC_MSG_CHECKING(for format to printf and scanf a guint64)
647 AC_CACHE_VAL(glib_cv_long_long_format,[
648 for format in ll q I64; do
649 AC_TRY_RUN([#include <stdio.h>
652 long long b, a = -0x3AFAFAFAFAFAFAFALL;
654 sprintf (buffer, "%${format}u", a);
655 sscanf (buffer, "%${format}u", &b);
659 [glib_cv_long_long_format=${format}
663 if test -n "$glib_cv_long_long_format"; then
664 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
665 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
666 if test x"$glib_cv_long_long_format" = xI64; then
667 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
672 elif test x$ac_cv_sizeof___int64 = x8; then
673 # __int64 is a 64 bit integer.
674 AC_MSG_CHECKING(for format to printf and scanf a guint64)
675 # We know this is MSVCRT.DLL, and what the formats are
676 glib_cv_long_long_format=I64
677 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
678 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
679 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
682 dnl long doubles were not used, and a portability problem
686 dnl ok, here we try to check whether the systems prototypes for
687 dnl malloc and friends actually match the prototypes provided
688 dnl by gmem.h (keep in sync). i currently only know how to check
689 dnl this reliably with gcc (-Werror), improvements for other
690 dnl compilers are apprechiated.
691 SANE_MALLOC_PROTOS=no
692 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
693 glib_save_CFLAGS=$CFLAGS
694 if test "x$GCC" = "xyes"; then
695 CFLAGS="$CFLAGS -Werror"
696 AC_TRY_COMPILE([#include <stdlib.h>], [
697 void* (*my_calloc_p) (size_t, size_t) = calloc;
698 void* (*my_malloc_p) (size_t) = malloc;
699 void (*my_free_p) (void*) = free;
700 void* (*my_realloc_p) (void*, size_t) = realloc;
706 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
707 [Define if you have correct malloc prototypes])
708 SANE_MALLOC_PROTOS=yes)
710 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
711 CFLAGS=$glib_save_CFLAGS
714 dnl check in which direction the stack grows
716 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
718 volatile int *a = 0, *b = 0;
720 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
721 void foo (void) { volatile int x = 5; b = &x; }
723 glib_cv_stack_grows=no
725 glib_cv_stack_grows=yes
729 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
730 dnl truely know which ones of `inline', `__inline' and `__inline__' are
731 dnl actually supported.
732 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
733 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
734 __inline int foo () { return 0; }
735 int main () { return foo (); }
737 glib_cv_has__inline=yes
739 glib_cv_has__inline=no
742 case x$glib_cv_has__inline in
743 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
745 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
746 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
747 __inline__ int foo () { return 0; }
748 int main () { return foo (); }
750 glib_cv_has__inline__=yes
752 glib_cv_has__inline__=no
755 case x$glib_cv_has__inline__ in
756 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
758 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
759 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
761 inline int foo () { return 0; }
762 int main () { return foo (); }
764 glib_cv_hasinline=yes
769 case x$glib_cv_hasinline in
770 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
773 # if we can use inline functions in headers
774 AC_MSG_CHECKING(if inline functions in headers work)
775 AC_LINK_IFELSE([AC_LANG_SOURCE([[
776 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
778 # define inline __inline__
779 #elif !defined (G_HAVE_INLINE)
781 # if defined (G_HAVE___INLINE__)
782 # define inline __inline__
783 # elif defined (G_HAVE___INLINE)
784 # define inline __inline
788 int glib_test_func2 (int);
791 glib_test_func1 (void) {
792 return glib_test_func2 (1);
798 }]])],[g_can_inline=yes],[g_can_inline=no])
799 AC_MSG_RESULT($g_can_inline)
801 dnl *** check for working do while(0) macros ***
802 AC_CACHE_CHECK([for working do while(0) macros], g_cv_support_dowhile_macros, [
804 #define STMT_START do
805 #define STMT_END while(0)
806 #define STMT_TEST STMT_START { i = 0; } STMT_END
807 int main(void) { int i = 1; STMT_TEST; return i; }],
808 [g_cv_support_dowhile_macros=yes],
809 [g_cv_support_dowhile_macros=no],
810 [g_cv_support_dowhile_macros=yes])
812 if test x$g_cv_support_dowhile_macros = xyes; then
813 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
816 # check for flavours of varargs macros
817 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
819 int a(int p1, int p2, int p3);
820 #define call_a(...) a(1,__VA_ARGS__)
822 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
823 AC_MSG_RESULT($g_have_iso_c_varargs)
825 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
826 if test "$CXX" = ""; then
828 g_have_iso_cxx_varargs=no
832 int a(int p1, int p2, int p3);
833 #define call_a(...) a(1,__VA_ARGS__)
835 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
838 AC_MSG_RESULT($g_have_iso_cxx_varargs)
840 AC_MSG_CHECKING(for GNUC varargs macros)
842 int a(int p1, int p2, int p3);
843 #define call_a(params...) a(1,params)
845 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
846 AC_MSG_RESULT($g_have_gnuc_varargs)
848 # check for GNUC visibility support
849 AC_MSG_CHECKING(for GNUC visibility attribute)
850 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
852 __attribute__ ((visibility ("hidden")))
857 __attribute__ ((visibility ("internal")))
862 __attribute__ ((visibility ("protected")))
867 __attribute__ ((visibility ("default")))
871 int main (int argc, char **argv)
879 ]])],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
880 AC_MSG_RESULT($g_have_gnuc_visibility)
881 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
883 AC_MSG_CHECKING([whether using Sun Studio C compiler])
884 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if defined(__SUNPRO_C) || (__SUNPRO_C >= 0x550)
886 # include "error: this is not Sun Studio."
888 ]], [[]])], [ g_have_sunstudio_visibility=yes ], [ g_have_sunstudio_visibility=no ])
889 AC_MSG_RESULT($g_have_sunstudio_visibility)
890 AM_CONDITIONAL(HAVE_SUNSTUDIO_VISIBILITY, [test x$g_have_sunstudio_visibility = xyes])
892 # check for bytesex stuff
894 if test x$ac_cv_c_bigendian = xuniversal ; then
895 AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __BIG_ENDIAN
897 #error Not a big endian.
899 ac_cv_c_bigendian=yes
900 ,AC_TRY_COMPILE([#include <endian.h>], [#if __BYTE_ORDER == __LITTLE_ENDIAN
902 #error Not a little endian.
905 ,AC_MSG_WARN([Could not determine endianness.])))
909 # check for header files
910 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h grp.h sys/param.h sys/poll.h sys/resource.h])
911 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
912 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h inttypes.h sched.h malloc.h])
913 AC_CHECK_HEADERS([sys/vfs.h sys/mount.h sys/vmount.h sys/statfs.h sys/statvfs.h])
914 AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/vfstab.h sys/mntctl.h sys/sysctl.h fstab.h])
915 AC_CHECK_HEADERS([sys/uio.h sys/mkdev.h])
916 AC_CHECK_HEADERS([linux/magic.h])
918 # check for structure fields
919 AC_CHECK_MEMBERS([struct stat.st_mtimensec, struct stat.st_mtim.tv_nsec, struct stat.st_atimensec, struct stat.st_atim.tv_nsec, struct stat.st_ctimensec, struct stat.st_ctim.tv_nsec])
920 AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_blocks, struct statfs.f_fstypename, struct statfs.f_bavail],,, [#include <sys/types.h>
921 #include <sys/stat.h>
923 #ifdef HAVE_SYS_STATFS_H
924 #include <sys/statfs.h>
926 #ifdef HAVE_SYS_PARAM_H
927 #include <sys/param.h>
929 #ifdef HAVE_SYS_MOUNT_H
930 #include <sys/mount.h>
932 # struct statvfs.f_basetype is available on Solaris but not for Linux.
933 AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [#include <sys/statvfs.h>])
934 AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,[#include <time.h>])
936 # Checks for libcharset
938 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
939 AC_CHECK_FUNCS(setlocale)
941 # check additional type sizes
942 AC_CHECK_SIZEOF(size_t)
944 dnl Try to figure out whether gsize, gssize should be long or int
945 AC_MSG_CHECKING([for the appropriate definition for size_t])
947 case $ac_cv_sizeof_size_t in
957 $ac_cv_sizeof_long_long)
958 glib_size_type='long long'
960 $ac_cv_sizeof__int64)
961 glib_size_type='__int64'
963 *) AC_MSG_ERROR([No type matching size_t in size])
967 dnl If int/long are the same size, we see which one produces
968 dnl warnings when used in the location as size_t. (This matters
971 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
972 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
973 GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
974 #if defined(_AIX) && !defined(__GNUC__)
975 #pragma options langlvl=stdc89
981 unsigned int *size_int = &s;
982 return (int)*size_int;
984 ]])],glib_size_type=int,
985 [GLIB_CHECK_COMPILE_WARNINGS([AC_LANG_SOURCE([[
986 #if defined(_AIX) && !defined(__GNUC__)
987 #pragma options langlvl=stdc89
993 unsigned long *size_long = &s;
994 return (int)*size_long;
996 ]])],glib_size_type=long)])
999 AC_MSG_RESULT(unsigned $glib_size_type)
1001 # Check for some functions
1002 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk memmem)
1003 AC_CHECK_FUNCS(chown lchmod lchown fchmod fchown link utimes getgrgid getpwuid)
1004 AC_CHECK_FUNCS(getmntent_r setmntent endmntent hasmntopt getmntinfo)
1005 # Check for high-resolution sleep functions
1006 AC_CHECK_FUNCS(splice)
1008 # To avoid finding a compatibility unusable statfs, which typically
1009 # successfully compiles, but warns to use the newer statvfs interface:
1010 AS_IF([test $ac_cv_header_sys_statvfs_h = yes], [AC_CHECK_FUNCS([statvfs])])
1011 AS_IF([test $ac_cv_header_sys_statfs_h = yes], [AC_CHECK_FUNCS([statfs])])
1013 AC_MSG_CHECKING([whether to use statfs or statvfs])
1014 # Some systems have both statfs and statvfs, pick the most "native" for these
1015 AS_IF([test x$ac_cv_func_statfs = xyes && test x$ac_cv_func_statvfs = xyes],
1017 # on solaris and irix, statfs doesn't even have the f_bavail field
1018 AS_IF([test x$ac_cv_member_struct_statfs_f_bavail = xno],
1019 [ac_cv_func_statfs=no],
1020 # else, at least on linux, statfs is the actual syscall
1021 [ac_cv_func_statvfs=no])
1024 AS_IF([test x$ac_cv_func_statfs = xyes],
1026 AC_DEFINE([USE_STATFS], [1], [Define to use statfs()])
1027 AC_MSG_RESULT([statfs])
1029 [test x$ac_cv_func_statvfs = xyes],
1031 AC_DEFINE([USE_STATVFS], [1], [Define to use statvfs()])
1032 AC_MSG_RESULT([statvfs])
1034 [ AC_MSG_RESULT([neither])])
1036 AC_CHECK_HEADERS(crt_externs.h)
1037 AC_CHECK_FUNCS(_NSGetEnviron)
1039 AC_FUNC_VSNPRINTF_C99
1040 AC_FUNC_PRINTF_UNIX98
1042 # Internet address families
1043 if test $glib_native_win32 = yes; then
1044 glib_inet_includes=["
1045 #include <winsock2.h>
1048 glib_inet_includes=["
1049 #include <sys/types.h>
1050 #include <sys/socket.h>
1055 GLIB_CHECK_VALUE(AF_INET, $glib_inet_includes, glib_failed=true)
1056 GLIB_CHECK_VALUE(AF_INET6, $glib_inet_includes, glib_failed=true)
1057 # winsock defines this even though it doesn't support it
1058 GLIB_CHECK_VALUE(AF_UNIX, $glib_inet_includes, glib_failed=true)
1059 if $glib_failed ; then
1060 AC_MSG_ERROR([Could not determine values for AF_INET* constants])
1064 GLIB_CHECK_VALUE(MSG_PEEK, $glib_inet_includes, glib_failed=true)
1065 GLIB_CHECK_VALUE(MSG_OOB, $glib_inet_includes, glib_failed=true)
1066 GLIB_CHECK_VALUE(MSG_DONTROUTE, $glib_inet_includes, glib_failed=true)
1067 if $glib_failed ; then
1068 AC_MSG_ERROR([Could not determine values for MSG_* constants])
1071 AC_CHECK_FUNCS(getprotobyname_r endservent)
1072 AC_CHECK_HEADERS([netdb.h wspiapi.h])
1074 # For gio/libasyncns
1075 if test $glib_native_win32 = no; then
1076 AC_CHECK_FUNCS(strndup setresuid setreuid)
1077 AC_CHECK_HEADERS(sys/prctl.h arpa/nameser_compat.h)
1079 # We can't just use AC_CHECK_FUNC/AC_CHECK_LIB here. Bug 586150
1080 AC_MSG_CHECKING([for res_query])
1081 AC_TRY_LINK([#include <sys/types.h>
1082 #include <netinet/in.h>
1083 #include <arpa/nameser.h>
1084 #include <resolv.h>],
1085 [res_query("test", 0, 0, (void *)0, 0);],
1086 [AC_MSG_RESULT([yes])],
1088 LIBS="-lresolv $LIBS"
1089 AC_TRY_LINK([#include <sys/types.h>
1090 #include <netinet/in.h>
1091 #include <arpa/nameser.h>
1092 #include <resolv.h>],
1093 [res_query("test", 0, 0, (void *)0, 0);],
1094 [AC_MSG_RESULT([in -lresolv])
1095 LIBASYNCNS_LIBADD="-lresolv"],
1096 [LIBS="-lbind $save_libs"
1097 AC_TRY_LINK([#include <resolv.h>],
1098 [res_query("test", 0, 0, (void *)0, 0);],
1099 [AC_MSG_RESULT([in -lbind])
1100 LIBASYNCNS_LIBADD="-lbind"],
1101 [AC_MSG_ERROR(not found)])])
1103 AC_SUBST(LIBASYNCNS_LIBADD)
1108 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1109 AC_DEFINE(_XOPEN_SOURCE, 2, Needed to get declarations for msg_control and msg_controllen on Solaris)
1110 AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris)
1115 dnl if statfs() takes 2 arguments (Posix) or 4 (Solaris)
1117 if test "$ac_cv_func_statfs" = yes ; then
1118 AC_MSG_CHECKING([number of arguments to statfs()])
1119 AC_TRY_COMPILE([#include <unistd.h>
1120 #ifdef HAVE_SYS_PARAM_H
1121 #include <sys/param.h>
1123 #ifdef HAVE_SYS_VFS_H
1124 #include <sys/vfs.h>
1126 #ifdef HAVE_SYS_MOUNT_H
1127 #include <sys/mount.h>
1129 #ifdef HAVE_SYS_STATFS_H
1130 #include <sys/statfs.h>
1131 #endif], [struct statfs st;
1132 statfs(NULL, &st);],[
1134 AC_DEFINE(STATFS_ARGS, 2, [Number of arguments to statfs()])],[
1135 AC_TRY_COMPILE([#include <unistd.h>
1136 #ifdef HAVE_SYS_PARAM_H
1137 #include <sys/param.h>
1139 #ifdef HAVE_SYS_VFS_H
1140 #include <sys/vfs.h>
1142 #ifdef HAVE_SYS_MOUNT_H
1143 #include <sys/mount.h>
1145 #ifdef HAVE_SYS_STATFS_H
1146 #include <sys/statfs.h>
1147 #endif], [struct statfs st;
1148 statfs(NULL, &st, sizeof (st), 0);],[
1150 AC_DEFINE(STATFS_ARGS, 4, [Number of arguments to statfs()])],[
1151 AC_MSG_RESULT(unknown)
1152 AC_MSG_ERROR([unable to determine number of arguments to statfs()])])])
1156 # Check whether to use an included printf
1159 AC_ARG_ENABLE(included-printf,
1160 [AC_HELP_STRING([--enable-included-printf],
1161 [use included printf [default=auto]])],
1162 enable_included_printf="$enableval")
1164 need_included_printf=no
1165 if test "x$enable_included_printf" = "xyes" ; then
1166 need_included_printf=yes
1168 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
1169 need_included_printf=yes
1171 if test "$ac_cv_func_printf_unix98" != "yes" ; then
1172 need_included_printf=yes
1174 if test "x$ac_cv_sizeof_long_long" = "x8" &&
1175 test -z "$glib_cv_long_long_format" ; then
1176 need_included_printf=yes
1179 if test "x$enable_included_printf" = "xno" &&
1180 test "x$need_included_printf" = "xyes" ; then
1182 *** Your C library's printf doesn't appear to have the features that
1183 *** GLib needs, but you specified --enable-included-printf=no.])
1186 enable_included_printf=$need_included_printf
1188 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
1189 if test "$enable_included_printf" != "yes" ; then
1190 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
1192 if test -z "$glib_cv_long_long_format" ; then
1193 glib_cv_long_long_format="ll"
1195 AC_DEFINE(HAVE_VASPRINTF,1)
1198 # Checks needed for gnulib vasnprintf
1200 jm_AC_TYPE_LONG_LONG
1205 AC_CHECK_TYPES(ptrdiff_t)
1207 AC_CHECK_FUNCS([snprintf wcslen])
1208 AC_FUNC_SNPRINTF_C99
1210 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
1211 # The check is borrowed from the PERL Configure script.
1212 if test "$ac_cv_func_memmove" != "yes"; then
1213 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
1214 glib_cv_working_bcopy,[AC_TRY_RUN([
1216 char buf[128], abc[128], *b;
1217 int len, off, align;
1218 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
1219 for (align = 7; align >= 0; align--) {
1220 for (len = 36; len; len--) {
1221 b = buf+align; bcopy(abc, b, len);
1222 for (off = 1; off <= len; off++) {
1223 bcopy(b, b+off, len); bcopy(b+off, b, len);
1224 if (bcmp(b, abc, len)) return(1);
1229 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
1231 GLIB_ASSERT_SET(glib_cv_working_bcopy)
1232 if test "$glib_cv_working_bcopy" = "yes"; then
1233 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
1237 # Check for sys_errlist
1238 AC_MSG_CHECKING(for sys_errlist)
1240 extern char *sys_errlist[];
1241 extern int sys_nerr;
1242 sys_errlist[sys_nerr-1][0] = 0;
1243 ], glib_ok=yes, glib_ok=no)
1244 AC_MSG_RESULT($glib_ok)
1245 if test "$glib_ok" = "no"; then
1246 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
1249 # Check for sys_siglist
1250 AC_MSG_CHECKING(for sys_siglist)
1252 extern char *sys_siglist[];
1253 exit (sys_siglist[0]);
1254 ], glib_ok=yes, glib_ok=no)
1255 AC_MSG_RESULT($glib_ok)
1256 if test "$glib_ok" = "no"; then
1257 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
1260 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
1261 AC_MSG_CHECKING(for sys_siglist declaration)
1262 AC_TRY_COMPILE([#include <signal.h>], [
1263 strlen (sys_siglist[0]);
1264 ], glib_ok=yes, glib_ok=no)
1265 AC_MSG_RESULT($glib_ok)
1266 if test "$glib_ok" = "no"; then
1267 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
1270 # Check if <sys/select.h> needs to be included for fd_set
1271 AC_MSG_CHECKING([for fd_set])
1272 AC_TRY_COMPILE([#include <sys/types.h>],
1273 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1274 if test "$gtk_ok" = "yes"; then
1275 AC_MSG_RESULT([yes, found in sys/types.h])
1277 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1278 if test "$gtk_ok" = "yes"; then
1279 # *** FIXME: give it a different name
1280 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1281 AC_MSG_RESULT([yes, found in sys/select.h])
1283 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1288 dnl *** check for sane realloc() ***
1289 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1290 AC_TRY_RUN([#include <stdlib.h>
1292 return realloc (0, sizeof (int)) == 0;
1294 [glib_cv_sane_realloc=yes],
1295 [glib_cv_sane_realloc=no],
1296 [glib_cv_sane_realloc=yes])
1298 if test x$glib_cv_sane_realloc = xyes; then
1299 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1302 dnl Check for nl_langinfo and CODESET
1303 AC_CACHE_CHECK([for nl_langinfo (CODESET)],glib_cv_langinfo_codeset,[
1304 AC_TRY_COMPILE([#include <langinfo.h>],
1305 [char *codeset = nl_langinfo (CODESET);],
1306 [glib_cv_langinfo_codeset=yes],
1307 [glib_cv_langinfo_codeset=no])])
1308 if test x$glib_cv_langinfo_codeset = xyes; then
1309 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1312 dnl Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
1313 AC_CACHE_CHECK([for nl_langinfo (PM_STR)],glib_cv_langinfo_time,[
1314 AC_TRY_COMPILE([#include <langinfo.h>],
1316 str = nl_langinfo (PM_STR);
1317 str = nl_langinfo (D_FMT);
1318 str = nl_langinfo (T_FMT);
1319 str = nl_langinfo (MON_1);
1320 str = nl_langinfo (ABMON_12);
1321 str = nl_langinfo (DAY_1);
1322 str = nl_langinfo (ABDAY_7);],
1323 [glib_cv_langinfo_time=yes],
1324 [glib_cv_langinfo_time=no])])
1325 if test x$glib_cv_langinfo_time = xyes; then
1326 AC_DEFINE(HAVE_LANGINFO_TIME,1,[Have nl_langinfo (PM_STR)])
1329 dnl ****************************************
1330 dnl *** posix_memalign ***
1331 dnl ****************************************
1332 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1333 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1334 glib_cv_compliant_posix_memalign=0
1335 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1337 #define _XOPEN_SOURCE 600
1338 #include <stdlib.h> /* posix_memalign() should be defined here */
1339 /* some systems break if #include <malloc.h> used */
1340 static void test_memalign (size_t boundary, size_t size) {
1342 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1348 test_memalign ( 128, 128 - 2 * sizeof (void*));
1349 test_memalign ( 256, 256 - 2 * sizeof (void*));
1350 test_memalign ( 512, 512 - 2 * sizeof (void*));
1351 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1352 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1353 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1354 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1355 test_memalign (16384, 16384 - 2 * sizeof (void*));
1356 test_memalign (32768, 32768 - 2 * sizeof (void*));
1357 exit (0); /* success */
1360 [glib_cv_compliant_posix_memalign=1], [], [:])
1364 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1366 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1372 dnl ****************************************
1373 dnl *** strlcpy/strlcat ***
1374 dnl ****************************************
1376 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1377 AC_TRY_RUN([#include <stdlib.h>
1381 (void) strlcpy (p, "hi", 10);
1382 if (strlcat (p, "bye", 0) != 3)
1385 }], glib_cv_have_strlcpy=yes,
1386 glib_cv_have_strlcpy=no,
1387 glib_cv_have_strlcpy=no)])
1388 if test "$glib_cv_have_strlcpy" = "yes"; then
1389 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1393 dnl **********************
1394 dnl *** va_copy checks ***
1395 dnl **********************
1396 dnl we currently check for all three va_copy possibilities, so we get
1397 dnl all results in config.log for bug reports.
1398 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1399 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1401 void f (int i, ...) {
1402 va_list args1, args2;
1403 va_start (args1, i);
1404 va_copy (args2, args1);
1405 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1407 va_end (args1); va_end (args2);
1413 [glib_cv_va_copy=yes],
1414 [glib_cv_va_copy=no])
1416 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1417 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h>
1419 void f (int i, ...) {
1420 va_list args1, args2;
1421 va_start (args1, i);
1422 __va_copy (args2, args1);
1423 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1425 va_end (args1); va_end (args2);
1431 [glib_cv___va_copy=yes],
1432 [glib_cv___va_copy=no])
1435 if test "x$glib_cv_va_copy" = "xyes"; then
1436 g_va_copy_func=va_copy
1437 else if test "x$glib_cv___va_copy" = "xyes"; then
1438 g_va_copy_func=__va_copy
1442 if test -n "$g_va_copy_func"; then
1443 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1446 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1447 AC_TRY_RUN([#include <stdarg.h>
1449 void f (int i, ...) {
1450 va_list args1, args2;
1451 va_start (args1, i);
1453 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1455 va_end (args1); va_end (args2);
1461 [glib_cv_va_val_copy=yes],
1462 [glib_cv_va_val_copy=no],
1463 [glib_cv_va_val_copy=yes])
1466 if test "x$glib_cv_va_val_copy" = "xno"; then
1467 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1470 dnl ***********************
1471 dnl *** g_module checks ***
1472 dnl ***********************
1474 G_MODULE_LIBS_EXTRA=
1475 G_MODULE_PLUGIN_LIBS=
1476 if test x"$glib_native_win32" = xyes; then
1477 dnl No use for this on Win32
1481 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1483 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1484 G_MODULE_NEED_USCORE=0
1485 G_MODULE_BROKEN_RTLD_GLOBAL=0
1486 G_MODULE_HAVE_DLERROR=0
1487 dnl *** force native WIN32 shared lib loader
1488 if test -z "$G_MODULE_IMPL"; then
1490 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1493 dnl *** force native AIX library loader
1494 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1495 if test -z "$G_MODULE_IMPL"; then
1497 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1500 dnl *** dlopen() and dlsym() in system libraries
1501 if test -z "$G_MODULE_IMPL"; then
1502 AC_CHECK_FUNC(dlopen,
1503 [AC_CHECK_FUNC(dlsym,
1504 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1507 dnl *** load_image (BeOS)
1508 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1509 AC_CHECK_LIB(root, load_image,
1510 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1511 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1512 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1513 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1516 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1517 if test -z "$G_MODULE_IMPL"; then
1518 AC_CHECK_FUNC(NSLinkModule,
1519 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1520 G_MODULE_NEED_USCORE=1],
1523 dnl *** dlopen() and dlsym() in libdl
1524 if test -z "$G_MODULE_IMPL"; then
1525 AC_CHECK_LIB(dl, dlopen,
1526 [AC_CHECK_LIB(dl, dlsym,
1528 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1531 dnl *** shl_load() in libdld (HP-UX)
1532 if test -z "$G_MODULE_IMPL"; then
1533 AC_CHECK_LIB(dld, shl_load,
1534 [G_MODULE_LIBS=-ldld
1535 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1538 dnl *** additional checks for G_MODULE_IMPL_DL
1539 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1541 LDFLAGS_orig="$LDFLAGS"
1542 LIBS="$G_MODULE_LIBS $LIBS"
1543 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1544 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1545 echo "void glib_plugin_test(void) { }" > plugin.c
1546 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1547 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1548 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1549 glib_cv_rtldglobal_broken,[
1553 # define RTLD_GLOBAL 0
1556 # define RTLD_LAZY 0
1558 int glib_plugin_test;
1560 void *handle, *global, *local;
1561 global = &glib_plugin_test;
1562 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1563 if (!handle) return 0;
1564 local = dlsym (handle, "glib_plugin_test");
1565 return global == local;
1567 [glib_cv_rtldglobal_broken=no],
1568 [glib_cv_rtldglobal_broken=yes],
1569 [glib_cv_rtldglobal_broken=no])
1570 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1571 rmdir .libs 2>/dev/null
1573 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1574 G_MODULE_BROKEN_RTLD_GLOBAL=1
1576 G_MODULE_BROKEN_RTLD_GLOBAL=0
1578 dnl *** check whether we need preceeding underscores
1579 AC_CACHE_CHECK([for preceeding underscore in symbols],
1581 AC_TRY_RUN([#include <dlfcn.h>
1582 int glib_underscore_test (void) { return 42; }
1584 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1585 handle = dlopen ((void*)0, 0);
1587 f1 = dlsym (handle, "glib_underscore_test");
1588 f2 = dlsym (handle, "_glib_underscore_test");
1589 } return (!f2 || f1);
1591 [glib_cv_uscore=yes],
1592 [glib_cv_uscore=no],
1594 rm -f plugin.c plugin.$ac_objext plugin.lo
1596 GLIB_ASSERT_SET(glib_cv_uscore)
1597 if test "x$glib_cv_uscore" = "xyes"; then
1598 G_MODULE_NEED_USCORE=1
1600 G_MODULE_NEED_USCORE=0
1603 LDFLAGS="$LDFLAGS_orig"
1604 dnl *** check for having dlerror()
1605 AC_CHECK_FUNC(dlerror,
1606 [G_MODULE_HAVE_DLERROR=1],
1607 [G_MODULE_HAVE_DLERROR=0])
1610 dnl *** done, have we got an implementation?
1611 if test -z "$G_MODULE_IMPL"; then
1613 G_MODULE_SUPPORTED=false
1615 G_MODULE_SUPPORTED=true
1618 AC_MSG_CHECKING(for the suffix of module shared libraries)
1620 shrext_cmds=`./libtool --config | grep '^shrext_cmds='`
1622 module=yes eval std_shrext=$shrext_cmds
1623 # chop the initial dot
1624 glib_gmodule_suffix=`echo $std_shrext | sed 's/^\.//'`
1625 AC_MSG_RESULT(.$glib_gmodule_suffix)
1626 # any reason it may fail?
1627 if test "x$glib_gmodule_suffix" = x; then
1628 AC_MSG_ERROR(Cannot determine shared library suffix from libtool)
1631 AC_SUBST(G_MODULE_SUPPORTED)
1632 AC_SUBST(G_MODULE_IMPL)
1633 AC_SUBST(G_MODULE_LIBS)
1634 AC_SUBST(G_MODULE_LIBS_EXTRA)
1635 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1636 AC_SUBST(G_MODULE_LDFLAGS)
1637 AC_SUBST(G_MODULE_HAVE_DLERROR)
1638 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1639 AC_SUBST(G_MODULE_NEED_USCORE)
1640 AC_SUBST(GLIB_DEBUG_FLAGS)
1642 dnl **********************
1643 dnl *** g_spawn checks ***
1644 dnl **********************
1646 AC_MSG_CHECKING(for gspawn implementation)
1649 GSPAWN=gspawn-win32.lo
1655 AC_MSG_RESULT($GSPAWN)
1658 dnl *************************
1659 dnl *** GIOChannel checks ***
1660 dnl *************************
1662 AC_MSG_CHECKING(for GIOChannel implementation)
1674 dnl *********************************
1675 dnl *** Directory for GIO modules ***
1676 dnl *********************************
1678 AC_ARG_WITH(gio-module-dir,
1679 [AC_HELP_STRING([--with-gio-module-dir=PATH],
1680 [Load gio modules from this directory [LIBDIR/gio/modules]])],
1682 [with_gio_module_dir='${libdir}/gio/modules'])
1683 GIO_MODULE_DIR=$with_gio_module_dir
1684 AC_SUBST(GIO_MODULE_DIR)
1686 dnl **********************************
1687 dnl *** Check for libselinux (GIO) ***
1688 dnl **********************************
1689 AC_ARG_ENABLE(selinux, [ --disable-selinux build without selinux support])
1692 if test "x$enable_selinux" != "xno"; then
1694 AC_CHECK_LIB(selinux, is_selinux_enabled,
1695 [AC_CHECK_HEADERS(selinux/selinux.h,
1696 [AC_CHECK_LIB(selinux, lgetfilecon_raw,
1697 [AC_DEFINE(HAVE_SELINUX, 1, [Define to 1 if libselinux is available])
1698 SELINUX_LIBS="-lselinux"
1703 AC_SUBST(SELINUX_LIBS)
1705 dnl *****************************
1706 dnl ** Check for inotify (GIO) **
1707 dnl *****************************
1709 AC_CHECK_HEADERS([sys/inotify.h],
1712 AC_CHECK_FUNCS(inotify_init1)
1715 AM_CONDITIONAL(HAVE_INOTIFY, [test "$inotify_support" = "yes"])
1717 dnl *********************************
1718 dnl ** Check for Solaris FEN (GIO) **
1719 dnl *********************************
1721 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
1723 #ifndef PORT_SOURCE_FILE
1724 #error "Please upgrade to Nevada 72 or above to suppoert FEN"
1726 int main() { return 0; } ]])],
1731 AM_CONDITIONAL(HAVE_FEN, [test "$fen_support" = "yes"])
1733 dnl ****************************
1734 dnl *** Checks for FAM (GIO) ***
1735 dnl ****************************
1737 should_disable_fam=no
1739 AC_ARG_ENABLE(fam, [ --disable-fam build without enabling fam for file system monitoring],
1741 if test "x$enable_fam" = "xno"; then
1742 should_disable_fam=yes
1743 echo "Not building FAM support"
1749 if test "x$should_disable_fam" = "xno"; then
1750 AC_CHECK_LIB(fam, FAMOpen,
1751 [AC_CHECK_HEADERS(fam.h,
1752 [AC_DEFINE(HAVE_FAM, [], [Define if we have FAM])
1753 AC_CHECK_LIB(fam, FAMNoExists,
1754 AC_DEFINE(HAVE_FAM_NO_EXISTS, [], [Define if we have FAMNoExists in fam]))
1757 AC_MSG_WARN(*** FAM support will not be built (header files not found) ***))],
1758 AC_MSG_WARN(*** FAM support will not be built (FAM library not found) ***))
1761 AM_CONDITIONAL(HAVE_FAM, [test "$fam_support" = "yes"])
1764 dnl *****************************
1765 dnl *** Check for xattr (GIO) ***
1766 dnl *****************************
1767 AC_ARG_ENABLE(xattr, [ --disable-xattr build without xattr support])
1770 if test "x$enable_xattr" != "xno"; then
1772 dnl either glibc or libattr can provide xattr support
1774 dnl for both of them, we check for getxattr being in
1775 dnl the library and a valid xattr header.
1778 AC_CHECK_LIB(c, getxattr,
1779 [AC_CHECK_HEADERS(sys/xattr.h,
1780 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1784 if test "x$msg_xattr" != "xyes"; then
1785 dnl failure. try libattr
1786 AC_CHECK_LIB(attr, getxattr,
1787 [AC_CHECK_HEADERS(attr/xattr.h,
1788 [AC_DEFINE(HAVE_XATTR, 1, [Define to 1 if xattr is available])
1794 if test "x$msg_xattr" = "xyes"; then
1795 AC_MSG_CHECKING([for XATTR_NOFOLLOW])
1798 #ifdef HAVE_SYS_TYPES_H
1799 #include <sys/types.h>
1801 #ifdef HAVE_SYS_XATTR_H
1802 #include <sys/xattr.h>
1803 #elif HAVE_ATTR_XATTR_H
1804 #include <attr/xattr.h>
1807 [ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);],
1809 AC_DEFINE([HAVE_XATTR_NOFOLLOW], [1], [Define to 1 if xattr API uses XATTR_NOFOLLOW])
1810 AC_MSG_RESULT([yes])
1812 [AC_MSG_RESULT([no])]
1817 AC_SUBST(XATTR_LIBS)
1819 dnl ****************************************
1820 dnl *** platform dependent source checks ***
1821 dnl ****************************************
1823 AC_MSG_CHECKING(for platform-dependent source)
1825 *-*-cygwin*|*-*-mingw*)
1826 PLATFORMDEP=gwin32.lo
1832 AC_MSG_RESULT($PLATFORMDEP)
1833 AC_SUBST(PLATFORMDEP)
1835 AC_MSG_CHECKING([whether to compile timeloop])
1837 *-*-cygwin*|*-*-mingw*|*-*-minix)
1844 AC_MSG_RESULT($enable_timeloop)
1845 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1847 AC_MSG_CHECKING([if building for some Win32 platform])
1849 *-*-mingw*|*-*-cygwin*)
1856 AC_MSG_RESULT($platform_win32)
1857 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1859 dnl ***********************
1860 dnl *** g_thread checks ***
1861 dnl ***********************
1863 AC_ARG_WITH(threads,
1864 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1865 [specify a thread implementation to use])],
1866 [if test "x$with_threads" = x; then
1869 want_threads=$with_threads
1872 if test "x$enable_threads" = "xno"; then
1876 dnl error and warning message
1877 dnl *************************
1879 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1880 computer. GLib will not have a default thread implementation."
1882 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1883 platform (normally it's "_REENTRANT"). I'll not use any flag on
1884 compilation now, but then your programs might not work.
1885 Please provide information on how it is done on your system."
1887 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1890 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1891 provide information on your thread implementation.
1892 You can also run 'configure --disable-threads'
1893 to compile without thread support."
1895 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1896 functions will not be MT-safe during their first call because
1897 there is no working 'getpwuid_r' on your system."
1899 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1900 because there is no 'localtime_r' on your system."
1902 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1903 crude surrogate will be used. If you happen to know a
1904 yield function for your system, please inform the GLib
1907 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1908 threads on your system. Thus threads can only have the default
1909 priority. If you happen to know these main/max
1910 priorities, please inform the GLib developers."
1912 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1913 linking threaded applications. As GLib cannot do that
1914 automatically, you will get an linkg error everytime you are
1915 not using the right compiler. In that case you have to relink
1916 with the right compiler. Ususally just '_r' is appended
1917 to the compiler name."
1919 dnl determination of thread implementation
1920 dnl ***************************************
1922 # have_threads=no means no thread support
1923 # have_threads=none means no default thread implementation
1926 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1927 || test "x$want_threads" = xdce; then
1928 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1929 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1930 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1931 glib_save_CPPFLAGS="$CPPFLAGS"
1932 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1933 if test "x$have_threads" = xno; then
1934 AC_TRY_COMPILE([#include <pthread.h>],
1935 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1938 if test "x$have_threads" = xno; then
1939 AC_TRY_COMPILE([#include <pthread.h>],
1941 pthread_mutex_init (&m, pthread_mutexattr_default);],
1944 # Tru64Unix requires -pthread to find pthread.h. See #103020
1945 CPPFLAGS="$CPPFLAGS -pthread"
1946 if test "x$have_threads" = xno; then
1947 AC_TRY_COMPILE([#include <pthread.h>],
1948 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1951 CPPFLAGS="$glib_save_CPPFLAGS"
1953 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1960 if test "x$want_threads" = xnone; then
1964 AC_MSG_CHECKING(for thread implementation)
1966 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1967 AC_MSG_RESULT(none available)
1968 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1970 AC_MSG_RESULT($have_threads)
1974 dnl determination of G_THREAD_CFLAGS
1975 dnl ********************************
1978 G_THREAD_LIBS_EXTRA=
1982 dnl Test program for basic POSIX threads functionality
1984 m4_define([glib_thread_test],[
1985 #include <pthread.h>
1987 void* func(void* data) {check_me = 42; return &check_me;}
1991 pthread_create (&t, $1, func, 0);
1992 pthread_join (t, &ret);
1993 return (check_me != 42 || ret != &check_me);
1997 dnl Test program for sched_get_priority_min()
1999 m4_define([glib_sched_priority_test],[
2004 return sched_get_priority_min(SCHED_OTHER)==-1
2008 if test x"$have_threads" != xno; then
2010 if test x"$have_threads" = xposix; then
2011 # First we test for posix, whether -pthread or -pthreads do the trick as
2012 # both CPPFLAG and LIBS.
2013 # One of them does for most gcc versions and some other platforms/compilers
2014 # too and could be considered as the canonical way to go.
2016 *-*-cygwin*|*-*-darwin*)
2017 # skip cygwin and darwin -pthread or -pthreads test
2020 # These compiler/linker flags work with both Sun Studio and gcc
2021 # Sun Studio expands -mt to -D_REENTRANT and -lthread
2022 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
2023 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
2024 G_THREAD_LIBS="-lpthread -lthread"
2027 for flag in pthread pthreads mt; do
2028 glib_save_CFLAGS="$CFLAGS"
2029 CFLAGS="$CFLAGS -$flag"
2030 AC_TRY_RUN(glib_thread_test(0),
2031 glib_flag_works=yes,
2033 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test(0))],
2034 glib_flag_works=yes,
2035 glib_flag_works=no)])
2036 CFLAGS="$glib_save_CFLAGS"
2037 if test $glib_flag_works = yes ; then
2038 G_THREAD_CFLAGS=-$flag
2039 G_THREAD_LIBS=-$flag
2047 if test x"$G_THREAD_CFLAGS" = x; then
2049 # The canonical -pthread[s] does not work. Try something different.
2053 if test x"$GCC" = xyes; then
2054 # GCC 3.0 and above needs -pthread.
2055 # Should be coverd by the case above.
2056 # GCC 2.x and below needs -mthreads
2057 G_THREAD_CFLAGS="-mthreads"
2058 G_THREAD_LIBS=$G_THREAD_CFLAGS
2060 # We are probably using the aix compiler. Normaly a
2061 # program would have to be compiled with the _r variant
2062 # of the corresponding compiler, but we as GLib cannot
2063 # do that: but the good news is that for compiling the
2064 # only difference is the added -D_THREAD_SAFE compile
2065 # option. This is according to the "C for AIX User's
2067 G_THREAD_CFLAGS="-D_THREAD_SAFE"
2071 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
2074 # So we are using dce threads. posix threads are already
2076 G_THREAD_CFLAGS="-threads"
2077 G_THREAD_LIBS=$G_THREAD_CFLAGS
2079 *-sysv5uw7*) # UnixWare 7
2080 # We are not using gcc with -pthread. Catched above.
2081 G_THREAD_CFLAGS="-Kthread"
2082 G_THREAD_LIBS=$G_THREAD_CFLAGS
2085 # No flag needed when using MSVCRT.DLL
2089 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
2095 # if we are not finding the localtime_r function, then we probably are
2096 # not using the proper multithread flag
2098 glib_save_CPPFLAGS="$CPPFLAGS"
2099 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2101 # First we test, whether localtime_r is declared in time.h
2102 # directly. Then we test whether a macro localtime_r exists, in
2103 # which case localtime_r in the test program is replaced and thus
2104 # if we still find localtime_r in the output, it is not defined as
2107 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
2108 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
2110 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
2112 CPPFLAGS="$glib_save_CPPFLAGS"
2114 AC_MSG_CHECKING(thread related cflags)
2115 AC_MSG_RESULT($G_THREAD_CFLAGS)
2116 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
2119 dnl determination of G_THREAD_LIBS
2120 dnl ******************************
2122 mutex_has_default=no
2123 case $have_threads in
2125 glib_save_CPPFLAGS="$CPPFLAGS"
2126 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2127 if test x"$G_THREAD_LIBS" = x; then
2130 # We are not using gcc (would have set G_THREAD_LIBS) and thus
2131 # probably using the aix compiler.
2132 AC_MSG_WARN($AIX_COMPILE_INFO)
2136 glib_save_LIBS="$LIBS"
2137 for thread_lib in "" pthread pthread32 pthreads thread dce; do
2138 if test x"$thread_lib" = x; then
2142 add_thread_lib="-l$thread_lib"
2143 IN=" in -l$thread_lib"
2145 if test x"$have_threads" = xposix; then
2148 defattr=pthread_attr_default
2151 LIBS="$add_thread_lib $glib_save_LIBS"
2153 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
2154 AC_TRY_RUN(glib_thread_test($defattr),
2157 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_thread_test($defattr))],
2160 AC_MSG_RESULT($glib_result)
2162 if test "$glib_result" = "yes" ; then
2163 G_THREAD_LIBS="$add_thread_lib"
2167 if test "x$G_THREAD_LIBS" = xerror; then
2168 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2170 LIBS="$glib_save_LIBS"
2175 glib_save_LIBS="$LIBS"
2176 for thread_lib in "" rt rte; do
2177 if test x"$thread_lib" = x; then
2181 add_thread_lib="-l$thread_lib"
2182 IN=" in -l$thread_lib"
2184 LIBS="$add_thread_lib $glib_save_LIBS"
2186 AC_MSG_CHECKING(for sched_get_priority_min$IN)
2187 AC_TRY_RUN(glib_sched_priority_test,
2190 [AC_LINK_IFELSE([AC_LANG_SOURCE(glib_sched_priority_test)],
2193 AC_MSG_RESULT($glib_result)
2195 if test "$glib_result" = "yes" ; then
2196 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
2197 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
2198 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
2202 LIBS="$glib_save_LIBS"
2203 mutex_has_default=yes
2204 mutex_default_type='pthread_mutex_t'
2205 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
2206 mutex_header_file='pthread.h'
2207 if test "x$have_threads" = "xposix"; then
2208 g_threads_impl="POSIX"
2210 g_threads_impl="DCE"
2211 have_threads="posix"
2213 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
2214 CPPFLAGS="$glib_save_CPPFLAGS"
2217 g_threads_impl="WIN32"
2220 g_threads_impl="NONE"
2223 g_threads_impl="NONE"
2228 if test "x$G_THREAD_LIBS" = xerror; then
2229 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
2234 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
2235 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
2241 AC_MSG_CHECKING(thread related libraries)
2242 AC_MSG_RESULT($G_THREAD_LIBS)
2244 dnl check for mt safe function variants and some posix functions
2245 dnl ************************************************************
2247 if test x"$have_threads" != xno; then
2248 glib_save_LIBS="$LIBS"
2249 # we are not doing the following for now, as this might require glib
2250 # to always be linked with the thread libs on some platforms.
2251 # LIBS="$LIBS $G_THREAD_LIBS"
2252 AC_CHECK_FUNCS(localtime_r gmtime_r)
2253 if test "$ac_cv_header_pwd_h" = "yes"; then
2254 AC_CACHE_CHECK([for posix getpwuid_r],
2255 ac_cv_func_posix_getpwuid_r,
2261 struct passwd pwd, *pwptr = &pwd;
2264 error = getpwuid_r (0, &pwd, buffer,
2265 sizeof (buffer), &pwptr);
2266 return (error < 0 && errno == ENOSYS)
2269 [ac_cv_func_posix_getpwuid_r=yes],
2270 [ac_cv_func_posix_getpwuid_r=no])])
2271 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
2272 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
2273 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
2274 [Have POSIX function getpwuid_r])
2276 AC_CACHE_CHECK([for nonposix getpwuid_r],
2277 ac_cv_func_nonposix_getpwuid_r,
2278 [AC_TRY_LINK([#include <pwd.h>],
2279 [char buffer[10000];
2281 getpwuid_r (0, &pwd, buffer,
2283 [ac_cv_func_nonposix_getpwuid_r=yes],
2284 [ac_cv_func_nonposix_getpwuid_r=no])])
2285 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
2286 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
2287 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
2288 [Have non-POSIX function getpwuid_r])
2292 if test "$ac_cv_header_grp_h" = "yes"; then
2293 AC_CACHE_CHECK([for posix getgrgid_r],
2294 ac_cv_func_posix_getgrgid_r,
2300 struct group grp, *grpptr = &grp;
2303 error = getgrgid_r (0, &grp, buffer,
2304 sizeof (buffer), &grpptr);
2305 return (error < 0 && errno == ENOSYS)
2308 [ac_cv_func_posix_getgrgid_r=yes],
2309 [ac_cv_func_posix_getgrgid_r=no])])
2310 GLIB_ASSERT_SET(ac_cv_func_posix_getgrgid_r)
2311 if test "$ac_cv_func_posix_getgrgid_r" = yes; then
2312 AC_DEFINE(HAVE_POSIX_GETGRGID_R,1,
2313 [Have POSIX function getgrgid_r])
2315 AC_CACHE_CHECK([for nonposix getgrgid_r],
2316 ac_cv_func_nonposix_getgrgid_r,
2317 [AC_TRY_LINK([#include <grp.h>],
2318 [char buffer[10000];
2320 getgrgid_r (0, &grp, buffer,
2322 [ac_cv_func_nonposix_getgrgid_r=yes],
2323 [ac_cv_func_nonposix_getgrgid_r=no])])
2324 GLIB_ASSERT_SET(ac_cv_func_nonposix_getgrgid_r)
2325 if test "$ac_cv_func_nonposix_getgrgid_r" = yes; then
2326 AC_DEFINE(HAVE_NONPOSIX_GETGRGID_R,1,
2327 [Have non-POSIX function getgrgid_r])
2331 LIBS="$G_THREAD_LIBS $LIBS"
2332 if test x"$have_threads" = xposix; then
2333 glib_save_CPPFLAGS="$CPPFLAGS"
2334 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2335 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
2336 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
2337 # This is not AC_CHECK_FUNC to also work with function
2338 # name mangling in header files.
2339 AC_MSG_CHECKING(for pthread_attr_setstacksize)
2340 AC_TRY_LINK([#include <pthread.h>],
2341 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
2343 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
2344 [Have function pthread_attr_setstacksize])],
2345 [AC_MSG_RESULT(no)])
2346 AC_MSG_CHECKING(for minimal/maximal thread priority)
2347 if test x"$posix_priority_min" = x; then
2348 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
2350 posix_priority_min=PX_PRIO_MIN
2351 posix_priority_max=PX_PRIO_MAX])
2353 if test x"$posix_priority_min" = x; then
2355 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
2356 PTHREAD_PRIO_MIN],,[
2357 posix_priority_min=PTHREAD_PRIO_MIN
2358 posix_priority_max=PTHREAD_PRIO_MAX])
2360 if test x"$posix_priority_min" = x; then
2361 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
2363 posix_priority_min=PRI_OTHER_MIN
2364 posix_priority_max=PRI_OTHER_MAX])
2366 if test x"$posix_priority_min" = x; then
2367 AC_MSG_RESULT(none found)
2368 AC_MSG_WARN($POSIX_NO_PRIORITIES)
2369 posix_priority_min=-1
2370 posix_priority_max=-1
2372 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
2373 AC_MSG_CHECKING(for pthread_setschedparam)
2374 AC_TRY_LINK([#include <pthread.h>],
2375 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
2377 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
2378 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
2380 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
2382 posix_yield_func=none
2383 AC_MSG_CHECKING(for posix yield function)
2384 for yield_func in sched_yield pthread_yield_np pthread_yield \
2386 AC_TRY_LINK([#include <pthread.h>],
2388 [posix_yield_func="$yield_func"
2391 if test x"$posix_yield_func" = xnone; then
2392 AC_MSG_RESULT(none found)
2393 AC_MSG_WARN($POSIX_NO_YIELD)
2394 posix_yield_func="g_usleep(1000)"
2396 AC_MSG_RESULT($posix_yield_func)
2397 posix_yield_func="$posix_yield_func()"
2399 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
2400 CPPFLAGS="$glib_save_CPPFLAGS"
2402 elif test x"$have_threads" = xwin32; then
2403 # It's a pointer to a private struct
2404 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
2407 LIBS="$glib_save_LIBS"
2409 # now spit out all the warnings.
2410 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
2411 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
2412 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
2414 if test "$ac_cv_func_localtime_r" != "yes"; then
2415 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
2419 if test x"$glib_cv_sizeof_system_thread" = x; then
2420 # use a pointer as a fallback.
2421 GLIB_SIZEOF(,void *, system_thread)
2425 # Hack to deal with:
2427 # a) GCC < 3.3 for Linux doesn't include -lpthread when
2428 # building shared libraries with linux.
2429 # b) FreeBSD doesn't do this either.
2432 *-*-freebsd*|*-*-linux*)
2433 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
2436 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
2440 AM_CONDITIONAL(HAVE_THREADS, [test "$have_threads" != "none"])
2441 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
2442 [Source file containing theread implementation])
2443 AC_SUBST(G_THREAD_CFLAGS)
2444 AC_SUBST(G_THREAD_LIBS)
2445 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
2446 AC_SUBST(G_THREAD_LIBS_EXTRA)
2448 dnl **********************************************
2449 dnl *** GDefaultMutex setup and initialization ***
2450 dnl **********************************************
2452 dnl if mutex_has_default = yes, we also got
2453 dnl mutex_default_type, mutex_default_init and mutex_header_file
2454 if test $mutex_has_default = yes ; then
2455 glib_save_CPPFLAGS="$CPPFLAGS"
2456 glib_save_LIBS="$LIBS"
2457 LIBS="$G_THREAD_LIBS $LIBS"
2458 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2459 GLIB_SIZEOF([#include <$mutex_header_file>],
2460 $mutex_default_type,
2462 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
2463 $mutex_default_type,
2465 $glib_cv_sizeof_gmutex,
2466 $mutex_default_init)
2467 if test x"$glib_cv_byte_contents_gmutex" = xno; then
2468 mutex_has_default=no
2470 CPPFLAGS="$glib_save_CPPFLAGS"
2471 LIBS="$glib_save_LIBS"
2474 AC_CHECK_FUNCS(clock_gettime, [], [
2475 AC_CHECK_LIB(rt, clock_gettime, [
2476 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2477 G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
2478 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
2482 AC_SUBST(GLIB_RT_LIBS)
2484 AC_CACHE_CHECK(for monotonic clocks,
2485 glib_cv_monotonic_clock,AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2489 #if !(defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 && defined(CLOCK_MONOTONIC))
2490 #error No monotonic clock
2494 ]])],glib_cv_monotonic_clock=yes,glib_cv_monotonic_clock=no))
2495 if test "$glib_cv_monotonic_clock" = "yes"; then
2496 AC_DEFINE(HAVE_MONOTONIC_CLOCK,1,[Have a monotonic clock])
2500 dnl ************************
2501 dnl *** g_atomic_* tests ***
2502 dnl ************************
2504 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
2507 AC_MSG_RESULT([none])
2508 glib_memory_barrier_needed=no
2511 AC_MSG_RESULT([i486])
2512 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
2513 [i486 atomic implementation])
2514 glib_memory_barrier_needed=no
2517 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2518 when you are using a sparc with v9 instruction set (most
2519 sparcs nowadays). This will make the code for atomic
2520 operations much faster. The resulting code will not run
2521 on very old sparcs though."
2523 AC_LINK_IFELSE([AC_LANG_SOURCE([[
2526 int tmp1, tmp2, tmp3;
2527 __asm__ __volatile__("casx [%2], %0, %1"
2528 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2530 AC_MSG_RESULT([sparcv9])
2531 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2532 [sparcv9 atomic implementation]),
2534 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2535 glib_memory_barrier_needed=yes
2538 AC_MSG_RESULT([alpha])
2539 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2540 [alpha atomic implementation])
2541 glib_memory_barrier_needed=yes
2544 AC_MSG_RESULT([x86_64])
2545 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2546 [x86_64 atomic implementation])
2547 glib_memory_barrier_needed=no
2550 AC_MSG_RESULT([powerpc])
2551 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2552 [powerpc atomic implementation])
2553 glib_memory_barrier_needed=yes
2554 AC_MSG_CHECKING([whether asm supports numbered local labels])
2557 __asm__ __volatile__ ("1: nop\n"
2560 AC_DEFINE_UNQUOTED(ASM_NUMERIC_LABELS, 1, [define if asm blocks can use numeric local labels])
2561 AC_MSG_RESULT([yes])
2567 AC_MSG_RESULT([ia64])
2568 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2569 [ia64 atomic implementation])
2570 glib_memory_barrier_needed=yes
2573 AC_MSG_RESULT([s390])
2574 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2575 [s390 atomic implementation])
2576 glib_memory_barrier_needed=no
2579 AC_MSG_RESULT([arm])
2580 AC_DEFINE_UNQUOTED(G_ATOMIC_ARM, 1,
2581 [arm atomic implementation])
2582 glib_memory_barrier_needed=no
2585 AC_MSG_RESULT([crisv32])
2586 AC_DEFINE_UNQUOTED(G_ATOMIC_CRISV32, 1,
2587 [crisv32 atomic implementation])
2588 glib_memory_barrier_needed=no
2591 AC_MSG_RESULT([cris])
2592 AC_DEFINE_UNQUOTED(G_ATOMIC_CRIS, 1,
2593 [cris atomic implementation])
2594 glib_memory_barrier_needed=no
2597 AC_MSG_RESULT([none])
2598 glib_memory_barrier_needed=yes
2602 glib_cv_gcc_has_builtin_atomic_operations=no
2603 if test x"$GCC" = xyes; then
2604 AC_MSG_CHECKING([whether GCC supports built-in atomic intrinsics])
2607 __sync_synchronize ();
2608 __sync_bool_compare_and_swap (&i, 0, 1);
2609 __sync_fetch_and_add (&i, 1);
2611 [glib_cv_gcc_has_builtin_atomic_operations=yes],
2612 [glib_cv_gcc_has_builtin_atomic_operations=no])
2614 AC_MSG_RESULT($glib_cv_gcc_has_builtin_atomic_operations)
2616 AM_CONDITIONAL(HAVE_GCC_BUILTINS_FOR_ATOMIC_OPERATIONS,
2617 [test $glib_cv_gcc_has_builtin_atomic_operations = yes])
2619 AC_MSG_CHECKING([for Win32 atomic intrinsics])
2620 glib_cv_has_win32_atomic_operations=no
2622 [int i; _InterlockedExchangeAdd (&i, 0);],
2623 [glib_cv_has_win32_atomic_operations=yes],
2624 [glib_cv_has_win32_atomic_operations=no])
2625 AC_MSG_RESULT($glib_cv_has_win32_atomic_operations)
2626 if test "x$glib_cv_has_win32_atomic_operations" = xyes; then
2627 AC_DEFINE(HAVE_WIN32_BUILTINS_FOR_ATOMIC_OPERATIONS,1,[Have Win32 atomic intrinsics])
2630 dnl ************************
2631 dnl ** Check for futex(2) **
2632 dnl ************************
2633 AC_CACHE_CHECK(for futex(2) system call,
2634 glib_cv_futex,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2635 #include <linux/futex.h>
2636 #include <sys/syscall.h>
2642 /* it is not like this actually runs or anything... */
2643 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
2646 ])],glib_cv_futex=yes,glib_cv_futex=no))
2647 if test x"$glib_cv_futex" = xyes; then
2648 AC_DEFINE(HAVE_FUTEX, 1, [we have the futex(2) system call])
2651 AC_CACHE_CHECK(for eventfd(2) system call,
2652 glib_cv_eventfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2653 #include <sys/eventfd.h>
2659 eventfd (0, EFD_CLOEXEC);
2662 ])],glib_cv_eventfd=yes,glib_cv_eventfd=no))
2663 if test x"$glib_cv_eventfd" = x"yes"; then
2664 AC_DEFINE(HAVE_EVENTFD, 1, [we have the eventfd(2) system call])
2666 AM_CONDITIONAL(HAVE_EVENTFD, [test "$glib_cv_eventfd" = "yes"])
2668 AC_CACHE_CHECK(for timerfd_create(2) system call,
2669 glib_cv_timerfd,AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
2670 #include <sys/timerfd.h>
2676 timerfd_create (CLOCK_MONOTONIC, TFD_CLOEXEC);
2679 ])],glib_cv_timerfd=yes,glib_cv_timerfd=no))
2680 if test x"$glib_cv_timerfd" = x"yes"; then
2681 AC_DEFINE(HAVE_TIMERFD, 1, [we have the timerfd_create(2) system call])
2683 AM_CONDITIONAL(HAVE_TIMERFD, [test "$glib_cv_timerfd" = "yes"])
2685 dnl ****************************************
2686 dnl *** GLib POLL* compatibility defines ***
2687 dnl ****************************************
2689 glib_poll_includes=["
2690 #include <sys/types.h>
2691 #include <sys/poll.h>
2694 if test $ac_cv_header_sys_types_h = yes &&
2695 test $ac_cv_header_sys_poll_h = yes ; then
2697 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2698 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2699 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2700 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2701 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2702 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2703 if $glib_failed ; then
2704 AC_MSG_ERROR([Could not determine values for POLL* constants])
2707 glib_cv_value_POLLIN=1
2708 glib_cv_value_POLLOUT=4
2709 glib_cv_value_POLLPRI=2
2710 glib_cv_value_POLLERR=8
2711 glib_cv_value_POLLHUP=16
2712 glib_cv_value_POLLNVAL=32
2715 AC_MSG_CHECKING([for broken poll])
2716 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2720 #ifdef HAVE_SYS_POLL_H
2721 #include <sys/poll.h>
2724 struct pollfd fds[1];
2726 fd = open("/dev/null", 1);
2728 fds[0].events = POLLIN;
2730 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2731 exit(1); /* Does not work for devices -- fail */
2737 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])],
2738 [broken_poll="no (cross compiling)"])
2739 AC_MSG_RESULT($broken_poll)
2741 dnl *********************
2742 dnl *** GRegex checks ***
2743 dnl *********************
2744 PCRE_REQUIRED_VERSION=8.11
2746 # Check if we should compile GRegex
2747 AC_ARG_ENABLE(regex, AC_HELP_STRING([--disable-regex],
2748 [disable the compilation of GRegex]),
2749 [case "${enableval}" in
2750 yes) enable_regex=true ;;
2751 no) enable_regex=false ;;
2752 *) AC_MSG_ERROR(bad value ${enableval} for --enable-regex) ;;
2754 [enable_regex=true])
2756 AM_CONDITIONAL(ENABLE_REGEX, $enable_regex)
2758 if test x$enable_regex = xtrue; then
2759 AC_DEFINE(ENABLE_REGEX, [], [include GRegex])
2760 # Check if we should use the internal or the system-supplied pcre
2762 [AC_HELP_STRING([--with-pcre=@<:@internal/system@:>@],
2763 [specify whether to use the internal or the
2764 system-supplied PCRE library])])
2766 AM_CONDITIONAL(USE_SYSTEM_PCRE, [test "x$with_pcre" = xsystem])
2768 if test "x$with_pcre" = xsystem; then
2769 PKG_CHECK_MODULES(PCRE,
2770 libpcre >= $PCRE_REQUIRED_VERSION)
2771 AC_CACHE_CHECK([for Unicode support in PCRE],glib_cv_pcre_has_unicode,[
2772 glib_save_CFLAGS="$CFLAGS"
2773 glib_save_LIBS="$LIBS"
2774 CFLAGS="$CFLAGS $PCRE_CFLAGS" LIBS="$PCRE_LIBS"
2775 AC_TRY_RUN([#include <pcre.h>
2778 pcre_config (PCRE_CONFIG_UTF8, &support);
2781 pcre_config (PCRE_CONFIG_UNICODE_PROPERTIES, &support);
2786 glib_cv_pcre_has_unicode=yes,
2787 glib_cv_pcre_has_unicode=no,
2788 glib_cv_pcre_has_unicode=yes)
2789 CFLAGS="$glib_save_CFLAGS"
2790 LIBS="$glib_save_LIBS"
2792 if test "$glib_cv_pcre_has_unicode" = "no"; then
2793 AC_MSG_ERROR([*** The system-supplied PCRE does not support Unicode properties or UTF-8.])
2795 AC_SUBST(PCRE_CFLAGS)
2797 AC_DEFINE(USE_SYSTEM_PCRE, [], [using the system-supplied PCRE library])
2798 PCRE_REQUIRES=libpcre
2799 AC_SUBST(PCRE_REQUIRES)
2801 # If using gcc 4 pass -Wno-pointer-sign when compiling the internal PCRE
2802 if test x"$GCC" = xyes; then
2803 AC_MSG_CHECKING([whether compiler understands -Wno-pointer-sign])
2804 save_CFLAGS="$CFLAGS"
2805 CFLAGS="$CFLAGS -Wno-pointer-sign"
2806 AC_TRY_COMPILE([],[],[PCRE_WARN_CFLAGS="$PCRE_WARN_CFLAGS -Wno-pointer-sign"
2807 AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
2808 CFLAGS="$save_CFLAGS"
2811 AC_SUBST(PCRE_WARN_CFLAGS)
2813 AM_CONDITIONAL(USE_SYSTEM_PCRE, false])
2816 dnl **********************
2817 dnl *** Win32 API libs ***
2818 dnl **********************
2822 G_LIBS_EXTRA="-luser32 -lkernel32"
2825 G_LIBS_EXTRA="-lws2_32 -lole32"
2831 AC_SUBST(G_LIBS_EXTRA)
2833 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2834 dnl since we need it for g_iconv()
2836 AC_MSG_CHECKING([for EILSEQ])
2842 ], have_eilseq=yes, have_eilseq=no);
2843 AC_MSG_RESULT($have_eilseq)
2845 dnl ******************************************************************
2846 dnl *** If we are cross-compiling, look for glib-genmarshal and ***
2847 dnl *** glib-compile-schemas in PATH ***
2848 dnl ******************************************************************
2850 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2852 if test $cross_compiling = yes; then
2853 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2854 if test x$GLIB_GENMARSHAL = xno; then
2855 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2858 AC_PATH_PROG(GLIB_COMPILE_SCHEMAS, glib-compile-schemas, no)
2859 if test x$GLIB_COMPILE_SCHEMAS = xno; then
2860 AC_MSG_ERROR(Could not find a glib-compile-schemas in your PATH)
2864 dnl **************************
2865 dnl *** Checks for gtk-doc ***
2866 dnl **************************
2868 GTK_DOC_CHECK([1.15])
2871 [AC_HELP_STRING([--enable-man],
2872 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2875 if test "${enable_man}" != no; then
2877 dnl Check for xsltproc
2879 AC_PATH_PROG([XSLTPROC], [xsltproc])
2880 if test -z "$XSLTPROC"; then
2884 dnl check for DocBook DTD and stylesheets in the local catalog.
2885 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2886 [DocBook XML DTD V4.1.2],,enable_man=no)
2887 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2888 [DocBook XSL Stylesheets],,enable_man=no)
2891 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2897 AC_ARG_ENABLE([dtrace],
2898 [AS_HELP_STRING([--enable-dtrace],
2899 [Enable inclusion of dtrace trace support])])
2901 AC_MSG_CHECKING([whether to include dtrace tracing support])
2902 if test "x$enable_dtrace" != xno; then
2903 if test x$glib_have_carbon = xyes; then
2904 AC_MSG_RESULT([no (not yet compatible with MacOS dtrace)])
2906 AC_MSG_RESULT([yes])
2907 AC_CHECK_PROGS(DTRACE, dtrace)
2908 if test -z "$DTRACE"; then
2909 if test "x$enable_dtrace" = xyes; then
2910 AC_MSG_ERROR([dtrace not found])
2913 AC_CHECK_HEADER([sys/sdt.h],have_dtrace=yes,
2914 [if test "x$enable_dtrace" = xyes; then
2915 AC_MSG_ERROR([dtrace support needs sys/sdt.h header])
2922 if test "x$have_dtrace" = xyes; then
2923 AC_DEFINE([HAVE_DTRACE], [1], [Define to 1 if using dtrace probes.])
2925 AM_CONDITIONAL([ENABLE_DTRACE], [test x$have_dtrace = xyes ])
2927 AC_MSG_CHECKING([whether to include systemtap tracing support])
2928 AC_ARG_ENABLE([systemtap],
2929 [AS_HELP_STRING([--enable-systemtap],
2930 [Enable inclusion of systemtap trace support])])
2932 if test "x$enable_systemtap" != xno -a "x$have_dtrace" = xyes; then
2935 AC_MSG_RESULT(${have_systemtap})
2937 AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$have_systemtap = xyes])
2939 AC_ARG_WITH([tapset-install-dir],
2940 [AS_HELP_STRING([--with-tapset-install-dir],
2941 [The absolute path where the systemtap tapsets will be installed])],
2942 [if test "x${withval}" = x; then
2943 ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
2945 ABS_TAPSET_DIR="${withval}"
2947 [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
2948 AC_SUBST(ABS_TAPSET_DIR)
2950 dnl ************************************
2951 dnl *** Enable lcov coverage reports ***
2952 dnl ************************************
2955 AS_HELP_STRING([--enable-gcov],
2957 [use_gcov=$enableval], [use_gcov=no])
2959 if test "x$use_gcov" = "xyes"; then
2961 if test "$GCC" != "yes"; then
2962 AC_MSG_ERROR([GCC is required for --enable-gcov])
2965 dnl Check if ccache is being used
2966 AC_CHECK_PROG(SHTOOL, shtool, shtool)
2967 case `$SHTOOL path $CC` in
2968 *ccache*[)] gcc_ccache=yes;;
2969 *[)] gcc_ccache=no;;
2972 if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
2973 AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
2976 ltp_version_list="1.6 1.7 1.8 1.9"
2977 AC_CHECK_PROG(LTP, lcov, lcov)
2978 AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
2980 if test "$LTP"; then
2981 AC_CACHE_CHECK([for ltp version], glib_cv_ltp_version, [
2982 glib_cv_ltp_version=invalid
2983 ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
2984 for ltp_check_version in $ltp_version_list; do
2985 if test "$ltp_version" = "$ltp_check_version"; then
2986 glib_cv_ltp_version="$ltp_check_version (ok)"
2991 ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
2992 AC_MSG_ERROR([$ltp_msg])
2995 case $glib_cv_ltp_version in
2997 ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
2998 AC_MSG_ERROR([$ltp_msg])
3003 if test -z "$LTP_GENHTML"; then
3004 AC_MSG_ERROR([Could not find genhtml from the LTP package])
3007 AC_DEFINE(HAVE_GCOV, 1, [Whether you have gcov])
3009 dnl Remove all optimization flags from CFLAGS
3011 CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
3014 dnl Add the special gcc flags
3015 CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
3016 LDFLAGS="$LDFLAGS -lgcov"
3019 dnl ******************************
3020 dnl *** output the whole stuff ***
3021 dnl ******************************
3023 dnl this section will only be run if config.status is invoked with no
3024 dnl arguments, or with "glib/glibconfig.h" as an argument.
3025 AC_CONFIG_COMMANDS([glib/glibconfig.h],
3027 outfile=glib/glibconfig.h-tmp
3028 cat > $outfile <<\_______EOF
3031 * This is a generated file. Please modify 'configure.ac'
3034 #ifndef __G_LIBCONFIG_H__
3035 #define __G_LIBCONFIG_H__
3037 #include <glib/gmacros.h>
3041 if test x$glib_limits_h = xyes; then
3042 echo '#include <limits.h>' >> $outfile
3044 if test x$glib_float_h = xyes; then
3045 echo '#include <float.h>' >> $outfile
3047 if test x$glib_values_h = xyes; then
3048 echo '#include <values.h>' >> $outfile
3050 if test "$glib_header_alloca_h" = "yes"; then
3051 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
3053 if test x$glib_sys_poll_h = xyes; then
3054 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
3056 if test x$glib_included_printf != xyes; then
3058 /* Specifies that GLib's g_print*() functions wrap the
3059 * system printf functions. This is useful to know, for example,
3060 * when using glibc's register_printf_function().
3062 echo '#define GLIB_USING_SYSTEM_PRINTF' >> $outfile
3065 cat >> $outfile <<_______EOF
3069 #define G_MINFLOAT $glib_mf
3070 #define G_MAXFLOAT $glib_Mf
3071 #define G_MINDOUBLE $glib_md
3072 #define G_MAXDOUBLE $glib_Md
3073 #define G_MINSHORT $glib_ms
3074 #define G_MAXSHORT $glib_Ms
3075 #define G_MAXUSHORT $glib_Mus
3076 #define G_MININT $glib_mi
3077 #define G_MAXINT $glib_Mi
3078 #define G_MAXUINT $glib_Mui
3079 #define G_MINLONG $glib_ml
3080 #define G_MAXLONG $glib_Ml
3081 #define G_MAXULONG $glib_Mul
3086 ### this should always be true in a modern C/C++ compiler
3087 cat >>$outfile <<_______EOF
3088 typedef signed char gint8;
3089 typedef unsigned char guint8;
3093 if test -n "$gint16"; then
3094 cat >>$outfile <<_______EOF
3095 typedef signed $gint16 gint16;
3096 typedef unsigned $gint16 guint16;
3097 #define G_GINT16_MODIFIER $gint16_modifier
3098 #define G_GINT16_FORMAT $gint16_format
3099 #define G_GUINT16_FORMAT $guint16_format
3104 if test -n "$gint32"; then
3105 cat >>$outfile <<_______EOF
3106 typedef signed $gint32 gint32;
3107 typedef unsigned $gint32 guint32;
3108 #define G_GINT32_MODIFIER $gint32_modifier
3109 #define G_GINT32_FORMAT $gint32_format
3110 #define G_GUINT32_FORMAT $guint32_format
3114 cat >>$outfile <<_______EOF
3115 #define G_HAVE_GINT64 1 /* deprecated, always true */
3117 ${glib_extension}typedef signed $gint64 gint64;
3118 ${glib_extension}typedef unsigned $gint64 guint64;
3120 #define G_GINT64_CONSTANT(val) $gint64_constant
3121 #define G_GUINT64_CONSTANT(val) $guint64_constant
3124 if test x$gint64_format != x ; then
3125 cat >>$outfile <<_______EOF
3126 #define G_GINT64_MODIFIER $gint64_modifier
3127 #define G_GINT64_FORMAT $gint64_format
3128 #define G_GUINT64_FORMAT $guint64_format
3131 cat >>$outfile <<_______EOF
3132 #undef G_GINT64_MODIFIER
3133 #undef G_GINT64_FORMAT
3134 #undef G_GUINT64_FORMAT
3138 cat >>$outfile <<_______EOF
3140 #define GLIB_SIZEOF_VOID_P $glib_void_p
3141 #define GLIB_SIZEOF_LONG $glib_long
3142 #define GLIB_SIZEOF_SIZE_T $glib_size_t
3146 cat >>$outfile <<_______EOF
3147 typedef signed $glib_size_type_define gssize;
3148 typedef unsigned $glib_size_type_define gsize;
3149 #define G_GSIZE_MODIFIER $gsize_modifier
3150 #define G_GSSIZE_FORMAT $gssize_format
3151 #define G_GSIZE_FORMAT $gsize_format
3153 #define G_MAXSIZE G_MAXU$glib_msize_type
3154 #define G_MINSSIZE G_MIN$glib_msize_type
3155 #define G_MAXSSIZE G_MAX$glib_msize_type
3157 typedef gint64 goffset;
3158 #define G_MINOFFSET G_MININT64
3159 #define G_MAXOFFSET G_MAXINT64
3161 #define G_GOFFSET_MODIFIER G_GINT64_MODIFIER
3162 #define G_GOFFSET_FORMAT G_GINT64_FORMAT
3163 #define G_GOFFSET_CONSTANT(val) G_GINT64_CONSTANT(val)
3167 if test -z "$glib_unknown_void_p"; then
3168 cat >>$outfile <<_______EOF
3170 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
3171 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
3173 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
3174 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
3176 typedef signed $glib_intptr_type_define gintptr;
3177 typedef unsigned $glib_intptr_type_define guintptr;
3179 #define G_GINTPTR_MODIFIER $gintptr_modifier
3180 #define G_GINTPTR_FORMAT $gintptr_format
3181 #define G_GUINTPTR_FORMAT $guintptr_format
3184 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
3189 cat >>$outfile <<_______EOF
3194 $glib_static_compilation
3199 #define G_HAVE_INLINE 1
3200 #else /* !__cplusplus */
3202 #endif /* !__cplusplus */
3205 #define G_CAN_INLINE 1
3208 if test x$g_can_inline = xyes ; then
3209 cat >>$outfile <<_______EOF
3210 #else /* !__cplusplus */
3211 #define G_CAN_INLINE 1
3215 cat >>$outfile <<_______EOF
3220 if test x$g_have_iso_c_varargs = xyes ; then
3221 cat >>$outfile <<_______EOF
3223 # define G_HAVE_ISO_VARARGS 1
3227 if test x$g_have_iso_cxx_varargs = xyes ; then
3228 cat >>$outfile <<_______EOF
3230 # define G_HAVE_ISO_VARARGS 1
3234 if test x$g_have_gnuc_varargs = xyes ; then
3235 cat >>$outfile <<_______EOF
3237 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
3238 * is passed ISO vararg support is turned off, and there is no work
3239 * around to turn it on, so we unconditionally turn it off.
3241 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
3242 # undef G_HAVE_ISO_VARARGS
3245 #define G_HAVE_GNUC_VARARGS 1
3249 case x$g_stack_grows in
3250 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
3251 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
3256 if test x$g_have_eilseq = xno; then
3257 cat >>$outfile <<_______EOF
3259 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
3260 * The correspondence between this and the corresponding definition
3261 * in libiconv is essential.
3263 # define EILSEQ ENOENT
3269 if test x$g_have_gnuc_visibility = xyes; then
3270 cat >>$outfile <<_______EOF
3271 #define G_HAVE_GNUC_VISIBILITY 1
3274 cat >>$outfile <<_______EOF
3275 #if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
3276 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3277 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
3278 #define G_GNUC_INTERNAL __hidden
3279 #elif defined (__GNUC__) && defined (G_HAVE_GNUC_VISIBILITY)
3280 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
3282 #define G_GNUC_INTERNAL
3288 if test x$g_mutex_has_default = xyes; then
3289 cat >>$outfile <<_______EOF
3290 $g_enable_threads_def G_THREADS_ENABLED
3291 #define G_THREADS_IMPL_$g_threads_impl_def
3292 typedef struct _GStaticMutex GStaticMutex;
3293 struct _GStaticMutex
3295 struct _GMutex *runtime_mutex;
3297 char pad[[$g_mutex_sizeof]];
3298 double dummy_double;
3299 void *dummy_pointer;
3303 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
3304 #define g_static_mutex_get_mutex(mutex) \\
3305 (g_thread_use_default_impl ? ((GMutex*)(gpointer) ((mutex)->static_mutex.pad)) : \\
3306 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
3309 cat >>$outfile <<_______EOF
3310 $g_enable_threads_def G_THREADS_ENABLED
3311 #define G_THREADS_IMPL_$g_threads_impl_def
3312 typedef struct _GMutex* GStaticMutex;
3313 #define G_STATIC_MUTEX_INIT NULL
3314 #define g_static_mutex_get_mutex(mutex) \\
3315 (g_static_mutex_get_mutex_impl_shortcut (mutex))
3319 cat >>$outfile <<_______EOF
3320 /* This represents a system thread as used by the implementation. An
3321 * alien implementaion, as loaded by g_thread_init can only count on
3322 * "sizeof (gpointer)" bytes to store their info. We however need more
3323 * for some of our native implementations. */
3324 typedef union _GSystemThread GSystemThread;
3325 union _GSystemThread
3327 char data[[$g_system_thread_sizeof]];
3328 double dummy_double;
3329 void *dummy_pointer;
3333 if test x"$g_memory_barrier_needed" != xno; then
3335 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
3337 if test x"$g_gcc_atomic_ops" != xno; then
3339 echo "#define G_ATOMIC_OP_USE_GCC_BUILTINS 1" >>$outfile
3342 g_bit_sizes="16 32 64"
3343 for bits in $g_bit_sizes; do
3344 cat >>$outfile <<_______EOF
3345 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
3346 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
3347 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
3348 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
3352 cat >>$outfile <<_______EOF
3353 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
3354 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
3355 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
3356 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
3357 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
3358 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
3359 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
3360 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
3361 #define GSIZE_TO_LE(val) ((gsize) GUINT${gsizebits}_TO_LE (val))
3362 #define GSSIZE_TO_LE(val) ((gssize) GINT${gsizebits}_TO_LE (val))
3363 #define GSIZE_TO_BE(val) ((gsize) GUINT${gsizebits}_TO_BE (val))
3364 #define GSSIZE_TO_BE(val) ((gssize) GINT${gsizebits}_TO_BE (val))
3365 #define G_BYTE_ORDER $g_byte_order
3367 #define GLIB_SYSDEF_POLLIN =$g_pollin
3368 #define GLIB_SYSDEF_POLLOUT =$g_pollout
3369 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
3370 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
3371 #define GLIB_SYSDEF_POLLERR =$g_pollerr
3372 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
3374 #define G_MODULE_SUFFIX "$g_module_suffix"
3376 /* A GPid is an abstraction for a process "handle". It is *not* an
3377 * abstraction for a process identifier in general. GPid is used in
3378 * GLib only for descendant processes spawned with the g_spawn*
3379 * functions. On POSIX there is no "process handle" concept as such,
3380 * but on Windows a GPid is a handle to a process, a kind of pointer,
3381 * not a process identifier.
3383 typedef $g_pid_type GPid;
3385 #define GLIB_SYSDEF_AF_UNIX $g_af_unix
3386 #define GLIB_SYSDEF_AF_INET $g_af_inet
3387 #define GLIB_SYSDEF_AF_INET6 $g_af_inet6
3389 #define GLIB_SYSDEF_MSG_OOB $g_msg_oob
3390 #define GLIB_SYSDEF_MSG_PEEK $g_msg_peek
3391 #define GLIB_SYSDEF_MSG_DONTROUTE $g_msg_dontroute
3395 #endif /* GLIBCONFIG_H */
3399 if cmp -s $outfile glib/glibconfig.h; then
3400 AC_MSG_NOTICE([glib/glibconfig.h is unchanged])
3403 mv $outfile glib/glibconfig.h
3407 # Note that if two cases are the same, case goes with the first one.
3408 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
3409 # on variable expansion in case labels. Look at the generated config.status
3412 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
3413 glib_header_alloca_h="$ac_cv_working_alloca_h"
3415 glib_header_alloca_h="$ac_cv_header_alloca_h"
3419 x$ac_cv_header_float_h)
3421 glib_mf=FLT_MIN glib_Mf=FLT_MAX
3422 glib_md=DBL_MIN glib_Md=DBL_MAX
3424 x$ac_cv_header_values_h)
3426 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
3427 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
3432 x$ac_cv_header_limits_h)
3434 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
3435 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
3436 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
3438 x$ac_cv_header_values_h)
3440 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
3441 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
3442 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
3446 if test x$ac_cv_header_sys_poll_h = xyes ; then
3450 if test x$enable_included_printf = xyes ; then
3451 glib_included_printf=yes
3455 $ac_cv_sizeof_short)
3457 gint16_modifier='"h"'
3458 gint16_format='"hi"'
3459 guint16_format='"hu"'
3463 gint16_modifier='""'
3465 guint16_format='"u"'
3469 $ac_cv_sizeof_short)
3471 gint32_modifier='"h"'
3472 gint32_format='"hi"'
3473 guint32_format='"hu"'
3477 gint32_modifier='""'
3479 guint32_format='"u"'
3483 gint32_modifier='"l"'
3484 gint32_format='"li"'
3485 guint32_format='"lu"'
3491 gint64_modifier='""'
3493 guint64_format='"u"'
3495 gint64_constant='(val)'
3496 guint64_constant='(val)'
3500 gint64_modifier='"l"'
3501 gint64_format='"li"'
3502 guint64_format='"lu"'
3504 gint64_constant='(val##L)'
3505 guint64_constant='(val##UL)'
3507 $ac_cv_sizeof_long_long)
3509 if test -n "$glib_cv_long_long_format"; then
3510 gint64_modifier='"'$glib_cv_long_long_format'"'
3511 gint64_format='"'$glib_cv_long_long_format'i"'
3512 guint64_format='"'$glib_cv_long_long_format'u"'
3514 glib_extension='G_GNUC_EXTENSION '
3515 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
3516 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
3518 $ac_cv_sizeof___int64)
3520 if test -n "$glib_cv_long_long_format"; then
3521 gint64_modifier='"'$glib_cv_long_long_format'"'
3522 gint64_format='"'$glib_cv_long_long_format'i"'
3523 guint64_format='"'$glib_cv_long_long_format'u"'
3526 gint64_constant='(val##i64)'
3527 guint64_constant='(val##ui64)'
3530 glib_size_t=$ac_cv_sizeof_size_t
3531 glib_size_type_define="$glib_size_type"
3532 glib_void_p=$ac_cv_sizeof_void_p
3533 glib_long=$ac_cv_sizeof_long
3535 case "$glib_size_type" in
3537 gsize_modifier='"h"'
3539 gssize_format='"hi"'
3540 glib_msize_type='SHRT'
3546 glib_msize_type='INT'
3549 gsize_modifier='"l"'
3551 gssize_format='"li"'
3552 glib_msize_type='LONG'
3554 "long long"|__int64)
3555 gsize_modifier='"I64"'
3556 gsize_format='"I64u"'
3557 gssize_format='"I64i"'
3558 glib_msize_type='INT64'
3562 gintbits=`expr $ac_cv_sizeof_int \* 8`
3563 glongbits=`expr $ac_cv_sizeof_long \* 8`
3564 gsizebits=`expr $ac_cv_sizeof_size_t \* 8`
3566 case $ac_cv_sizeof_void_p in
3568 glib_intptr_type_define=int
3569 gintptr_modifier='""'
3570 gintptr_format='"i"'
3571 guintptr_format='"u"'
3576 glib_intptr_type_define=long
3577 gintptr_modifier='"l"'
3578 gintptr_format='"li"'
3579 guintptr_format='"lu"'
3580 glib_gpi_cast='(glong)'
3581 glib_gpui_cast='(gulong)'
3583 $ac_cv_sizeof_long_long)
3584 glib_intptr_type_define='long long'
3585 gintptr_modifier='"I64"'
3586 gintptr_format='"I64i"'
3587 guintptr_format='"I64u"'
3588 glib_gpi_cast='(gint64)'
3589 glib_gpui_cast='(guint64)'
3591 $ac_cv_sizeof___int64)
3592 glib_intptr_type_define=__int64
3593 gintptr_modifier='"I64"'
3594 gintptr_format='"I64i"'
3595 guintptr_format='"I64u"'
3596 glib_gpi_cast='(gint64)'
3597 glib_gpui_cast='(guint64)'
3600 glib_unknown_void_p=yes
3606 x$ac_cv_func_atexit)
3608 #ifdef NeXT /* @#%@! NeXTStep */
3609 # define g_ATEXIT(proc) (!atexit (proc))
3611 # define g_ATEXIT(proc) (atexit (proc))
3614 x$ac_cv_func_on_exit)
3616 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
3621 x$ac_cv_func_memmove)
3623 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
3625 x$glib_cv_working_bcopy)
3627 /* memmove isn't available, but bcopy can copy overlapping memory regions */
3628 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
3632 /* memmove isn't found and bcopy can't copy overlapping memory regions,
3633 * so we have to roll our own copy routine. */
3634 void g_memmove (void* dest, const void * src, unsigned long len);"
3639 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
3640 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
3641 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
3645 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
3646 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
3650 if test x$glib_cv_va_val_copy = xno; then
3651 glib_vacopy="\$glib_vacopy
3652 #define G_VA_COPY_AS_ARRAY 1"
3655 if test x$glib_cv_hasinline = xyes; then
3656 glib_inline='#define G_HAVE_INLINE 1'
3658 if test x$glib_cv_has__inline = xyes; then
3659 glib_inline="\$glib_inline
3660 #define G_HAVE___INLINE 1"
3662 if test x$glib_cv_has__inline__ = xyes; then
3663 glib_inline="\$glib_inline
3664 #define G_HAVE___INLINE__ 1"
3667 g_have_gnuc_varargs=$g_have_gnuc_varargs
3668 g_have_iso_c_varargs=$g_have_iso_c_varargs
3669 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
3671 g_can_inline=$g_can_inline
3672 g_have_gnuc_visibility=$g_have_gnuc_visibility
3673 g_have_sunstudio_visibility=$g_have_sunstudio_visibility
3675 if test x$ac_cv_c_bigendian = xyes; then
3676 g_byte_order=G_BIG_ENDIAN
3680 g_byte_order=G_LITTLE_ENDIAN
3685 g_pollin=$glib_cv_value_POLLIN
3686 g_pollout=$glib_cv_value_POLLOUT
3687 g_pollpri=$glib_cv_value_POLLPRI
3688 g_pollhup=$glib_cv_value_POLLHUP
3689 g_pollerr=$glib_cv_value_POLLERR
3690 g_pollnval=$glib_cv_value_POLLNVAL
3692 g_af_unix=$glib_cv_value_AF_UNIX
3693 g_af_inet=$glib_cv_value_AF_INET
3694 g_af_inet6=$glib_cv_value_AF_INET6
3696 g_msg_peek=$glib_cv_value_MSG_PEEK
3697 g_msg_oob=$glib_cv_value_MSG_OOB
3698 g_msg_dontroute=$glib_cv_value_MSG_DONTROUTE
3700 g_stack_grows=$glib_cv_stack_grows
3702 g_have_eilseq=$have_eilseq
3704 case x$have_threads in
3705 xno) g_enable_threads_def="#undef";;
3706 *) g_enable_threads_def="#define";;
3709 g_threads_impl_def=$g_threads_impl
3711 g_mutex_has_default="$mutex_has_default"
3712 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
3713 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
3714 g_mutex_contents="$glib_cv_byte_contents_gmutex"
3716 g_memory_barrier_needed="$glib_memory_barrier_needed"
3717 g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"
3719 g_module_suffix="$glib_gmodule_suffix"
3721 g_pid_type="$glib_pid_type"
3724 glib_os="#define G_OS_BEOS"
3727 glib_os="#define G_OS_UNIX
3728 #define G_PLATFORM_WIN32
3729 #define G_WITH_CYGWIN"
3732 glib_os="#define G_OS_WIN32
3733 #define G_PLATFORM_WIN32"
3736 glib_os="#define G_OS_UNIX"
3739 glib_static_compilation=""
3740 if test x$glib_win32_static_compilation = xyes; then
3741 glib_static_compilation="#define GLIB_STATIC_COMPILATION 1
3742 #define GOBJECT_STATIC_COMPILATION 1"
3746 # Check for libdbus1 - Optional - is only used in the GDBus test cases
3748 # 1.2.14 required for dbus_message_set_serial
3749 PKG_CHECK_MODULES(DBUS1,
3751 [AC_DEFINE(HAVE_DBUS1, 1, [Define if dbus-1 is available]) have_dbus1=yes],
3753 AC_SUBST(DBUS1_CFLAGS)
3754 AC_SUBST(DBUS1_LIBS)
3755 AM_CONDITIONAL(HAVE_DBUS1, [test "x$have_dbus1" = "xyes"])
3758 dnl Check for -Bsymbolic-functions linker flag used to avoid
3759 dnl intra-library PLT jumps, if available.
3762 AC_ARG_ENABLE(Bsymbolic,
3763 [AC_HELP_STRING([--disable-Bsymbolic],
3764 [avoid linking with -Bsymbolic])],,
3765 [SAVED_LDFLAGS="${LDFLAGS}"
3766 AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
3767 LDFLAGS=-Wl,-Bsymbolic-functions
3768 AC_TRY_LINK([], [int main (void) { return 0; }],
3770 enable_Bsymbolic=yes,
3772 enable_Bsymbolic=no)
3773 LDFLAGS="${SAVED_LDFLAGS}"])
3775 if test "x${enable_Bsymbolic}" == "xyes"; then
3776 GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
3779 AC_SUBST(GLIB_LINK_FLAGS)
3782 # Define variables corresponding to the correct include paths to use for
3787 config_h_INCLUDES='-I$(top_builddir)'
3788 AC_SUBST(config_h_INCLUDES)
3792 # $(top_builddir)/glib: for glibconfig.h
3793 # $(top_srcdir)/glib: for glib.h
3794 # $(top_srcdir): for everything
3795 glib_INCLUDES='$(config_h_INCLUDES) -I$(top_builddir)/glib -I$(top_srcdir)/glib -I$(top_srcdir)'
3796 AC_SUBST(glib_INCLUDES)
3800 gthread_INCLUDES='$(glib_INCLUDES)'
3801 AC_SUBST(gthread_INCLUDES)
3805 gobject_INCLUDES='$(gthread_INCLUDES)'
3806 AC_SUBST(gobject_INCLUDES)
3810 # $(top_srcdir)/gmodule: for gmodule.h
3811 gmodule_INCLUDES='$(glib_INCLUDES) -I$(top_srcdir)/gmodule'
3812 AC_SUBST(gmodule_INCLUDES)
3816 gio_INCLUDES='$(gmodule_INCLUDES)'
3817 AC_SUBST(gio_INCLUDES)
3822 glib-2.0-uninstalled.pc
3824 gmodule-export-2.0.pc
3825 gmodule-no-export-2.0.pc
3826 gmodule-2.0-uninstalled.pc
3827 gmodule-no-export-2.0-uninstalled.pc
3829 gthread-2.0-uninstalled.pc
3831 gobject-2.0-uninstalled.pc
3835 gio-2.0-uninstalled.pc
3836 gio-unix-2.0-uninstalled.pc
3841 build/win32/Makefile
3842 build/win32/dirent/Makefile
3843 build/win32/vs9/Makefile
3844 build/win32/vs10/Makefile
3847 glib/libcharset/Makefile
3848 glib/gnulib/Makefile
3850 glib/update-pcre/Makefile
3853 gmodule/gmoduleconf.h
3856 gobject/glib-mkenums
3857 gobject/tests/Makefile
3859 gthread/tests/Makefile
3861 gio/gdbus-2.0/codegen/Makefile
3862 gio/gdbus-2.0/codegen/config.py
3863 gio/xdgmime/Makefile
3864 gio/inotify/Makefile
3865 gio/libasyncns/Makefile
3870 gio/tests/gdbus-object-manager-example/Makefile
3873 docs/reference/Makefile
3874 docs/reference/glib/Makefile
3875 docs/reference/glib/version.xml
3876 docs/reference/gobject/Makefile
3877 docs/reference/gobject/version.xml
3878 docs/reference/gio/Makefile
3879 docs/reference/gio/gdbus-object-manager-example/Makefile
3880 docs/reference/gio/version.xml
3882 tests/gobject/Makefile
3883 tests/refcount/Makefile
3887 AC_CONFIG_COMMANDS([chmod-scripts],
3888 [chmod 0755 glib-zip
3889 chmod 0755 glib-gettextize
3890 chmod 0755 gobject/glib-mkenums])
3892 # we want to invoke this macro solely so that the config.status script
3893 # and automake generated makefiles know about these generated files.
3894 # They are only needed to distcheck the package
3900 glib/glibconfig.h.win32
3903 gmodule/makefile.msc
3905 gobject/makefile.msc
3907 gthread/makefile.msc