1 # Process this file with autoconf to produce a configure script.
2 # require autoconf 2.54
5 dnl ***********************************
6 dnl *** include special GLib macros ***
7 dnl ***********************************
9 m4_define(glib_configure_in)
10 m4_include(acglib.m4)dnl
11 m4_include(glib/libcharset/codeset.m4)dnl
12 m4_include(glib/libcharset/glibc21.m4)dnl
13 m4_include(m4macros/glib-gettext.m4)dnl
16 # The following version number definitions apply to GLib, GModule, GObject
17 # and GThread as a whole, so if changes occoured in any of them, they are all
18 # treated with the same interface and binary age.
21 # glib_micro_version += 1;
22 # glib_interface_age += 1;
23 # glib_binary_age += 1;
24 # if any functions have been added, set glib_interface_age to 0.
25 # if backwards compatibility has been broken,
26 # set glib_binary_age _and_ glib_interface_age to 0.
28 m4_define([glib_major_version], [2])
29 m4_define([glib_minor_version], [13])
30 m4_define([glib_micro_version], [0])
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_SRCDIR([glib/glib.h])
57 # Save this value here, since automake will set cflags later
58 cflags_set=${CFLAGS+set}
60 AM_INIT_AUTOMAKE([no-define])
62 # Specify a configuration file
63 AM_CONFIG_HEADER([config.h])
66 GLIB_MAJOR_VERSION=glib_major_version
67 GLIB_MINOR_VERSION=glib_minor_version
68 GLIB_MICRO_VERSION=glib_micro_version
69 GLIB_INTERFACE_AGE=glib_interface_age
70 GLIB_BINARY_AGE=glib_binary_age
71 GLIB_VERSION=glib_version
73 AC_SUBST(GLIB_MAJOR_VERSION)
74 AC_SUBST(GLIB_MINOR_VERSION)
75 AC_SUBST(GLIB_MICRO_VERSION)
76 AC_SUBST(GLIB_VERSION)
77 AC_SUBST(GLIB_INTERFACE_AGE)
78 AC_SUBST(GLIB_BINARY_AGE)
80 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
81 [Define to the GLIB major version])
82 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
83 [Define to the GLIB minor version])
84 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
85 [Define to the GLIB micro version])
86 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
87 [Define to the GLIB interface age])
88 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
89 [Define to the GLIB binary age])
92 LT_RELEASE=glib_lt_release
93 LT_CURRENT=glib_lt_current
94 LT_REVISION=glib_lt_revision
96 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
101 AC_SUBST(LT_CURRENT_MINUS_AGE)
103 dnl Initialize maintainer mode
108 AC_MSG_CHECKING([for the BeOS])
111 glib_native_beos="yes"
114 glib_native_beos="no"
117 AC_MSG_RESULT([$glib_native_beos])
121 AC_MSG_CHECKING([for Win32])
124 glib_native_win32=yes
126 GMODULE_DEF=gmodule.def
127 GOBJECT_DEF=gobject.def
128 GTHREAD_DEF=gthread.def
129 TESTGMODULE_EXP=testgmodule.exp
130 glib_pid_type='void *'
149 AC_MSG_RESULT([$glib_native_win32])
150 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
151 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
152 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
154 AC_SUBST(GMODULE_DEF)
155 AC_SUBST(GOBJECT_DEF)
156 AC_SUBST(GTHREAD_DEF)
157 AC_SUBST(TESTGMODULE_EXP)
159 if test "$glib_native_win32" = "yes"; then
160 AC_CHECK_TOOL(WINDRES, windres, no)
161 if test "$WINDRES" = no; then
162 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
164 AC_CHECK_TOOL(NM, nm, no)
165 if test "$NM" = no; then
166 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
168 AC_CHECK_TOOL(RANLIB, ranlib, :)
169 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
171 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
173 if test "$glib_native_win32" != yes; then
174 # libtool option to control which symbols are exported
175 # right now, symbols starting with _ are not exported
176 LIBTOOL_EXPORT_OPTIONS='-export-symbols-regex "^[[^_]].*"'
178 # We currently use .def files on Windows
179 LIBTOOL_EXPORT_OPTIONS=
181 AC_SUBST(LIBTOOL_EXPORT_OPTIONS)
183 dnl declare --enable-* args and collect ac_help strings
185 AC_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
186 [turn on debugging @<:@default=glib_debug_default@:>@]),,
187 enable_debug=glib_debug_default)
189 AC_ARG_ENABLE(gc_friendly,
190 [AC_HELP_STRING([--enable-gc-friendly],
191 [turn on garbage collector friendliness [default=no]])],,
192 [enable_gc_friendly=no])
193 AC_ARG_ENABLE(mem_pools,
194 [AC_HELP_STRING([--disable-mem-pools],
195 [disable all glib memory pools])],,
196 [disable_mem_pools=no])
197 AC_ARG_ENABLE(threads,
198 [AC_HELP_STRING([--enable-threads],
199 [turn on basic thread support [default=yes]
200 ([=no] will override --with-threads)])],,
201 [enable_threads=yes])
202 AC_ARG_ENABLE(rebuilds,
203 [AC_HELP_STRING([--disable-rebuilds],
204 [disable all source autogeneration rules])],,
205 [enable_rebuilds=yes])
206 AC_ARG_ENABLE(visibility,
207 [AC_HELP_STRING([--disable-visibility],
208 [don't use ELF visibility attributes])],,
209 [enable_visibility=yes])
211 if test "x$enable_threads" != "xyes"; then
215 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, ["${enable_debug}"],
216 [Whether glib was compiled with debugging enabled])
218 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
219 if test "x$enable_gc_friendly" = "xyes"; then
220 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
226 AC_MSG_CHECKING([whether to disable memory pools])
227 if test "x$disable_mem_pools" = "xno"; then
230 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
231 AC_SUBST(DISABLE_MEM_POOLS)
235 if test "$glib_native_win32" = "yes"; then
236 if test x$enable_static = xyes -o x$enable_static = x; then
237 AC_MSG_WARN([Disabling static library build, must build as DLL on Windows.])
240 if test x$enable_shared = xno; then
241 AC_MSG_WARN([Enabling shared library build, must build as DLL on Windows.])
246 dnl Checks for programs.
249 dnl Check for a working C++ compiler, but do not bail out, if none is found.
250 AC_CHECK_PROGS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
253 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
254 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
265 AC_PATH_PROG(PKG_CONFIG, [pkg-config], [no])
266 if test x$PKG_CONFIG = xno ; then
267 AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/])
270 if $PKG_CONFIG --atleast-pkgconfig-version 0.14 ; then
273 AC_MSG_ERROR([*** pkg-config too old; version 0.14 or better required.])
276 if test "x$enable_debug" = "xyes"; then
277 if test x$cflags_set != xset ; then
279 *[[\ \ ]]-g[[\ \ ]]*) ;;
280 *) CFLAGS="$CFLAGS -g" ;;
284 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
286 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
288 if test "x$enable_debug" = "xno"; then
289 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
293 if test "x$enable_visibility" = "xno"; then
294 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DDISABLE_VISIBILITY"
297 # Ensure MSVC-compatible struct packing convention is used when
298 # compiling for Win32 with gcc.
299 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
300 # gcc2 uses "-fnative-struct".
301 if test x"$glib_native_win32" = xyes; then
302 if test x"$GCC" = xyes; then
304 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
305 if test -z "$ac_cv_prog_CC"; then
308 our_gcc="$ac_cv_prog_CC"
310 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
312 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
313 msnative_struct='-fnative-struct'
317 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
318 msnative_struct='-mms-bitfields'
322 if test x"$msnative_struct" = x ; then
323 AC_MSG_RESULT([no way])
324 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
326 CFLAGS="$CFLAGS $msnative_struct"
327 AC_MSG_RESULT([${msnative_struct}])
334 # define a MAINT-like variable REBUILD which is set if Perl
335 # and awk are found, so autogenerated sources can be rebuilt
337 AC_CHECK_PROGS(PERL, [perl5 perl])
338 # We would like indent, but don't require it.
339 AC_CHECK_PROG(INDENT, indent, indent)
341 if test "x$enable_rebuilds" = "xyes" && \
343 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
344 test -n "$AWK" ; then
349 # Need full path to Perl for glib-mkenums
351 if test "x$PERL" != x ; then
352 AC_PATH_PROG(PERL_PATH, [$PERL])
354 PERL_PATH="/usr/bin/env perl"
358 dnl ***********************
359 dnl *** Tests for iconv ***
360 dnl ***********************
362 dnl We do this before the gettext checks, to avoid distortion
364 AC_ARG_WITH(libiconv,
365 [AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
366 [use the libiconv library])],,
367 [with_libiconv=maybe])
370 case $with_libiconv in
372 # Check in the C library first
373 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
374 # Check if we have GNU libiconv
375 if test $found_iconv = "no"; then
376 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
378 # Check if we have a iconv in -liconv, possibly from vendor
379 if test $found_iconv = "no"; then
380 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
384 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
387 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
390 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
394 if test "x$found_iconv" = "xno" ; then
395 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
399 AC_ARG_ENABLE(iconv-cache,
400 [AC_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
401 [cache iconv descriptors [default=auto]])],,
402 [enable_iconv_cache=auto])
404 AC_MSG_CHECKING([Whether to cache iconv descriptors])
405 case $enable_iconv_cache in
407 if test $ac_cv_gnu_library_2_1 = yes; then
408 enable_iconv_cache=no
410 enable_iconv_cache=yes
415 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
419 if test $enable_iconv_cache = yes; then
420 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
423 AC_MSG_RESULT($enable_iconv_cache)
430 ALL_LINGUAS="am ar az be bg bn bn_IN bs ca cs cy da de dz el en_CA en_GB eo es et eu fa fi fr ga gl gu he hi hr hu hy id is it ja ka ko ku lt lv mk ml mn ms nb ne nl nn or pa pl pt pt_BR ro ru rw sk sl sq sr sr@Latn sr@ije sv ta te th tl tr tt uk vi wa xh yi zh_CN zh_HK zh_TW"
433 if test "$gt_cv_have_gettext" != "yes" ; then
435 *** You must have either have gettext support in your C library, or use the
436 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
440 LIBS="$INTLLIBS $LIBS"
442 GETTEXT_PACKAGE=glib20
443 AC_SUBST(GETTEXT_PACKAGE)
444 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
445 [Define the gettext package to be used])
447 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
450 dnl Now we are done with gettext checks, figure out ICONV_LIBS
453 if test x$with_libiconv != xno ; then
454 case " $INTLLIBS " in
455 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
456 *) ICONV_LIBS="-liconv" ;;
461 case $with_libiconv in
463 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
466 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
470 dnl Initialize libtool
475 if test "x$GCC" = "xyes"; then
477 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
478 *) CFLAGS="$CFLAGS -Wall" ;;
483 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
485 if test $cross_compiling != yes ; then
486 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
489 AC_TRY_RUN([#include <math.h>
490 int main (void) { return (log(1) != log(1.)); }],
491 AC_MSG_RESULT(none needed),
492 glib_save_CFLAGS=$CFLAGS
493 CFLAGS="$CFLAGS -std1"
494 AC_TRY_RUN([#include <math.h>
495 int main (void) { return (log(1) != log(1.)); }],
496 AC_MSG_RESULT(-std1),
498 CFLAGS=$glib_save_CFLAGS
500 [No ANSI prototypes found in library. (-std1 didn't work.)])
506 dnl NeXTStep cc seems to need this
507 AC_MSG_CHECKING([for extra flags for POSIX compliance])
508 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
509 AC_MSG_RESULT(none needed),
510 glib_save_CFLAGS=$CFLAGS
511 CFLAGS="$CFLAGS -posix"
512 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
513 AC_MSG_RESULT(-posix),
515 CFLAGS=$glib_save_CFLAGS
516 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
518 # Checks for header files.
521 # Checks for library functions.
525 AC_CHECK_FUNCS(posix_memalign)
526 AC_CHECK_FUNCS(memalign)
527 AC_CHECK_FUNCS(valloc)
529 AC_CHECK_FUNCS(atexit on_exit)
531 AC_CHECK_FUNCS(timegm)
533 AC_CHECK_SIZEOF(char)
534 AC_CHECK_SIZEOF(short)
535 AC_CHECK_SIZEOF(long)
537 AC_CHECK_SIZEOF(void *)
538 AC_CHECK_SIZEOF(long long)
539 AC_CHECK_SIZEOF(__int64)
541 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
545 *** GLib requires a 64 bit type. You might want to consider
546 *** using the GNU C compiler.
550 if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
551 # long long is a 64 bit integer.
552 AC_MSG_CHECKING(for format to printf and scanf a guint64)
553 AC_CACHE_VAL(glib_cv_long_long_format,[
554 for format in ll q I64; do
555 AC_TRY_RUN([#include <stdio.h>
558 long long b, a = -0x3AFAFAFAFAFAFAFALL;
560 sprintf (buffer, "%${format}u", a);
561 sscanf (buffer, "%${format}u", &b);
565 [glib_cv_long_long_format=${format}
569 if test -n "$glib_cv_long_long_format"; then
570 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
571 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
572 if test x"$glib_cv_long_long_format" = xI64; then
573 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
578 elif test x$ac_cv_sizeof___int64 = x8; then
579 # __int64 is a 64 bit integer.
580 AC_MSG_CHECKING(for format to printf and scanf a guint64)
581 # We know this is MSVCRT.DLL, and what the formats are
582 glib_cv_long_long_format=I64
583 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
584 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
585 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
588 dnl long doubles were not used, and a portability problem
592 dnl ok, here we try to check whether the systems prototypes for
593 dnl malloc and friends actually match the prototypes provided
594 dnl by gmem.h (keep in sync). i currently only know how to check
595 dnl this reliably with gcc (-Werror), improvements for other
596 dnl compilers are apprechiated.
597 SANE_MALLOC_PROTOS=no
598 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
599 glib_save_CFLAGS=$CFLAGS
600 if test "x$GCC" = "xyes"; then
601 CFLAGS="$CFLAGS -Werror"
602 AC_TRY_COMPILE([#include <stdlib.h>], [
603 void* (*my_calloc_p) (size_t, size_t) = calloc;
604 void* (*my_malloc_p) (size_t) = malloc;
605 void (*my_free_p) (void*) = free;
606 void* (*my_realloc_p) (void*, size_t) = realloc;
612 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
613 [Define if you have correct malloc prototypes])
614 SANE_MALLOC_PROTOS=yes)
616 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
617 CFLAGS=$glib_save_CFLAGS
620 dnl check in which direction the stack grows
622 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
624 volatile int *a = 0, *b = 0;
626 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
627 void foo (void) { volatile int x = 5; b = &x; }
629 glib_cv_stack_grows=no
631 glib_cv_stack_grows=yes
635 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
636 dnl truely know which ones of `inline', `__inline' and `__inline__' are
637 dnl actually supported.
638 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
640 __inline int foo () { return 0; }
641 int main () { return foo (); }
643 glib_cv_has__inline=yes
645 glib_cv_has__inline=no
648 case x$glib_cv_has__inline in
649 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
651 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
653 __inline__ int foo () { return 0; }
654 int main () { return foo (); }
656 glib_cv_has__inline__=yes
658 glib_cv_has__inline__=no
661 case x$glib_cv_has__inline__ in
662 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
664 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
667 inline int foo () { return 0; }
668 int main () { return foo (); }
670 glib_cv_hasinline=yes
675 case x$glib_cv_hasinline in
676 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
679 # if we can use inline functions in headers
680 AC_MSG_CHECKING(if inline functions in headers work)
682 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
684 # define inline __inline__
685 #elif !defined (G_HAVE_INLINE)
687 # if defined (G_HAVE___INLINE__)
688 # define inline __inline__
689 # elif defined (G_HAVE___INLINE)
690 # define inline __inline
694 int glib_test_func2 (int);
697 glib_test_func1 (void) {
698 return glib_test_func2 (1);
704 }],[g_can_inline=yes],[g_can_inline=no])
705 AC_MSG_RESULT($g_can_inline)
707 dnl *** check for working do while(0) macros ***
708 AC_CACHE_CHECK([for working do while(0) macros], g_support_dowhile_macros, [
710 #define STMT_START do
711 #define STMT_END while(0)
712 #define STMT_TEST STMT_START { i = 0; } STMT_END
713 int main(void) { int i = 1; STMT_TEST; return i; }],
714 [g_support_dowhile_macros=yes],
715 [g_support_dowhile_macros=no],
716 [g_support_dowhile_macros=yes])
718 if test x$g_support_dowhile_macros = xyes; then
719 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
722 # check for flavours of varargs macros
723 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
725 int a(int p1, int p2, int p3);
726 #define call_a(...) a(1,__VA_ARGS__)
728 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
729 AC_MSG_RESULT($g_have_iso_c_varargs)
731 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
732 if test "$CXX" = ""; then
734 g_have_iso_cxx_varargs=no
738 int a(int p1, int p2, int p3);
739 #define call_a(...) a(1,__VA_ARGS__)
741 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
744 AC_MSG_RESULT($g_have_iso_cxx_varargs)
746 AC_MSG_CHECKING(for GNUC varargs macros)
748 int a(int p1, int p2, int p3);
749 #define call_a(params...) a(1,params)
751 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
752 AC_MSG_RESULT($g_have_gnuc_varargs)
754 # check for GNUC visibility support
755 AC_MSG_CHECKING(for GNUC visibility attribute)
756 GLIB_CHECK_COMPILE_WARNINGS([
758 __attribute__ ((visibility ("hidden")))
763 __attribute__ ((visibility ("internal")))
768 __attribute__ ((visibility ("protected")))
773 __attribute__ ((visibility ("default")))
777 int main (int argc, char **argv)
785 ],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
786 AC_MSG_RESULT($g_have_gnuc_visibility)
787 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
789 # check for bytesex stuff
792 # check for header files
793 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h])
794 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
795 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h sched.h malloc.h])
797 # Checks for libcharset
800 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
801 AC_CHECK_FUNCS(setlocale)
803 # check additional type sizes
804 AC_CHECK_SIZEOF(size_t)
806 dnl Try to figure out whether gsize, gssize should be long or int
807 AC_MSG_CHECKING([for the appropriate definition for size_t])
809 case $ac_cv_sizeof_size_t in
819 *) AC_MSG_ERROR([No type matching size_t in size])
823 dnl If int/long are the same size, we see which one produces
824 dnl warnings when used in the location as size_t. (This matters
827 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
828 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
829 GLIB_CHECK_COMPILE_WARNINGS([
830 #if defined(_AIX) && !defined(__GNUC__)
831 #pragma options langlvl=stdc89
837 unsigned int *size_int = &s;
838 return (int)*size_int;
840 ],glib_size_type=int,
841 [GLIB_CHECK_COMPILE_WARNINGS([
842 #if defined(_AIX) && !defined(__GNUC__)
843 #pragma options langlvl=stdc89
849 unsigned long *size_long = &s;
850 return (int)*size_long;
852 ],glib_size_type=long)])
855 AC_MSG_RESULT(unsigned $glib_size_type)
857 # Check for some functions
858 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk)
859 # Check for high-resolution sleep functions
860 AC_CHECK_FUNCS(nanosleep nsleep)
862 AC_CHECK_FUNCS(clock_gettime, [], [
863 AC_CHECK_LIB(rt, clock_gettime, [
864 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
869 AC_CACHE_CHECK(for monotonic clocks,
870 glib_cv_monotonic_clock,AC_TRY_RUN([
876 #if defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 && defined(CLOCK_MONOTONIC)
881 }],glib_cv_monotonic_clock=yes,glib_cv_monotonic_clock=no))
883 GLIB_ASSERT_SET(glib_cv_monotonic_clock)
884 if test "$glib_cv_monotonic_clock" = "yes"; then
885 AC_DEFINE(HAVE_MONOTONIC_CLOCK,1,[Have a monotonic clock])
888 AC_CHECK_HEADERS(crt_externs.h)
889 AC_CHECK_FUNCS(_NSGetEnviron)
891 AC_FUNC_VSNPRINTF_C99
892 AC_FUNC_PRINTF_UNIX98
895 # Check whether to use an included printf
898 AC_ARG_ENABLE(included-printf,
899 [AC_HELP_STRING([--enable-included-printf],
900 [use included printf [default=auto]])],
901 enable_included_printf="$enableval")
903 need_included_printf=no
904 if test "x$enable_included_printf" = "xyes" ; then
905 need_included_printf=yes
907 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
908 need_included_printf=yes
910 if test "$ac_cv_func_printf_unix98" != "yes" ; then
911 need_included_printf=yes
913 if test "x$ac_cv_sizeof_long_long" = "x8" &&
914 test -z "$glib_cv_long_long_format" ; then
915 need_included_printf=yes
918 if test "x$enable_included_printf" = "xno" &&
919 test "x$need_included_printf" = "xyes" ; then
921 *** Your C library's printf doesn't appear to have the features that
922 *** GLib needs, but you specified --enable-included-printf=no.])
925 enable_included_printf=$need_included_printf
927 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
928 if test "$enable_included_printf" != "yes" ; then
929 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
931 if test -z "$glib_cv_long_long_format" ; then
932 glib_cv_long_long_format="ll"
934 AC_DEFINE(HAVE_VASPRINTF,1)
937 # Checks needed for gnulib vasnprintf
944 AC_CHECK_TYPES(ptrdiff_t)
946 AC_CHECK_FUNCS(snprintf)
949 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
950 # The check is borrowed from the PERL Configure script.
951 if test "$ac_cv_func_memmove" != "yes"; then
952 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
953 glib_cv_working_bcopy,[AC_TRY_RUN([
955 char buf[128], abc[128], *b;
957 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
958 for (align = 7; align >= 0; align--) {
959 for (len = 36; len; len--) {
960 b = buf+align; bcopy(abc, b, len);
961 for (off = 1; off <= len; off++) {
962 bcopy(b, b+off, len); bcopy(b+off, b, len);
963 if (bcmp(b, abc, len)) return(1);
968 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
970 GLIB_ASSERT_SET(glib_cv_working_bcopy)
971 if test "$glib_cv_working_bcopy" = "yes"; then
972 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
976 # Check for sys_errlist
977 AC_MSG_CHECKING(for sys_errlist)
979 extern char *sys_errlist[];
981 sys_errlist[sys_nerr-1][0] = 0;
982 ], glib_ok=yes, glib_ok=no)
983 AC_MSG_RESULT($glib_ok)
984 if test "$glib_ok" = "no"; then
985 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
988 # Check for sys_siglist
989 AC_MSG_CHECKING(for sys_siglist)
991 extern char *sys_siglist[];
992 exit (sys_siglist[0]);
993 ], glib_ok=yes, glib_ok=no)
994 AC_MSG_RESULT($glib_ok)
995 if test "$glib_ok" = "no"; then
996 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
999 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
1000 AC_MSG_CHECKING(for sys_siglist declaration)
1001 AC_TRY_COMPILE([#include <signal.h>], [
1002 strlen (sys_siglist[0]);
1003 ], glib_ok=yes, glib_ok=no)
1004 AC_MSG_RESULT($glib_ok)
1005 if test "$glib_ok" = "no"; then
1006 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
1009 # Check if <sys/select.h> needs to be included for fd_set
1010 AC_MSG_CHECKING([for fd_set])
1011 AC_TRY_COMPILE([#include <sys/types.h>],
1012 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
1013 if test "$gtk_ok" = "yes"; then
1014 AC_MSG_RESULT([yes, found in sys/types.h])
1016 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
1017 if test "$gtk_ok" = "yes"; then
1018 # *** FIXME: give it a different name
1019 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
1020 AC_MSG_RESULT([yes, found in sys/select.h])
1022 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1027 dnl *** check for sane realloc() ***
1028 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1029 AC_TRY_RUN([#include <stdlib.h>
1031 return realloc (0, sizeof (int)) == 0;
1033 [glib_cv_sane_realloc=yes],
1034 [glib_cv_sane_realloc=no],
1035 [glib_cv_sane_realloc=yes])
1037 if test x$glib_cv_sane_realloc = xyes; then
1038 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1041 dnl Check for nl_langinfo and CODESET
1043 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
1044 AC_TRY_COMPILE([#include <langinfo.h>],
1045 [char *codeset = nl_langinfo (CODESET);],
1046 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1049 AC_MSG_RESULT($have_codeset)
1052 dnl ****************************************
1053 dnl *** posix_memalign ***
1054 dnl ****************************************
1055 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1056 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1057 glib_cv_compliant_posix_memalign=0
1058 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1060 #define _XOPEN_SOURCE 600
1061 #include <stdlib.h> /* posix_memalign() should be defined here */
1062 /* some systems break if #include <malloc.h> used */
1063 static void test_memalign (size_t boundary, size_t size) {
1065 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1071 test_memalign ( 128, 128 - 2 * sizeof (void*));
1072 test_memalign ( 256, 256 - 2 * sizeof (void*));
1073 test_memalign ( 512, 512 - 2 * sizeof (void*));
1074 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1075 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1076 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1077 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1078 test_memalign (16384, 16384 - 2 * sizeof (void*));
1079 test_memalign (32768, 32768 - 2 * sizeof (void*));
1080 exit (0); /* success */
1083 [glib_cv_compliant_posix_memalign=1], [], [:])
1087 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1089 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1095 dnl ****************************************
1096 dnl *** strlcpy/strlcat ***
1097 dnl ****************************************
1099 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1100 AC_TRY_RUN([#include <stdlib.h>
1104 (void) strlcpy (p, "hi", 10);
1105 if (strlcat (p, "bye", 0) != 3)
1108 }], glib_cv_have_strlcpy=yes,
1109 glib_cv_have_strlcpy=no,
1110 glib_cv_have_strlcpy=no)])
1111 if test "$glib_cv_have_strlcpy" = "yes"; then
1112 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1116 dnl **********************
1117 dnl *** va_copy checks ***
1118 dnl **********************
1119 dnl we currently check for all three va_copy possibilities, so we get
1120 dnl all results in config.log for bug reports.
1121 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1122 AC_LINK_IFELSE([#include <stdarg.h>
1124 void f (int i, ...) {
1125 va_list args1, args2;
1126 va_start (args1, i);
1127 va_copy (args2, args1);
1128 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1130 va_end (args1); va_end (args2);
1136 [glib_cv_va_copy=yes],
1137 [glib_cv_va_copy=no])
1139 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1140 AC_LINK_IFELSE([#include <stdarg.h>
1142 void f (int i, ...) {
1143 va_list args1, args2;
1144 va_start (args1, i);
1145 __va_copy (args2, args1);
1146 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1148 va_end (args1); va_end (args2);
1154 [glib_cv___va_copy=yes],
1155 [glib_cv___va_copy=no])
1158 if test "x$glib_cv_va_copy" = "xyes"; then
1159 g_va_copy_func=va_copy
1160 else if test "x$glib_cv___va_copy" = "xyes"; then
1161 g_va_copy_func=__va_copy
1165 if test -n "$g_va_copy_func"; then
1166 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1169 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1170 AC_TRY_RUN([#include <stdarg.h>
1172 void f (int i, ...) {
1173 va_list args1, args2;
1174 va_start (args1, i);
1176 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1178 va_end (args1); va_end (args2);
1184 [glib_cv_va_val_copy=yes],
1185 [glib_cv_va_val_copy=no],
1186 [glib_cv_va_val_copy=yes])
1189 if test "x$glib_cv_va_val_copy" = "xno"; then
1190 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1193 dnl ***********************
1194 dnl *** g_module checks ***
1195 dnl ***********************
1197 G_MODULE_LIBS_EXTRA=
1198 G_MODULE_PLUGIN_LIBS=
1199 if test x"$glib_native_win32" = xyes; then
1200 dnl No use for this on Win32
1203 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1205 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1206 G_MODULE_NEED_USCORE=0
1207 G_MODULE_BROKEN_RTLD_GLOBAL=0
1208 G_MODULE_HAVE_DLERROR=0
1209 dnl *** force native WIN32 shared lib loader
1210 if test -z "$G_MODULE_IMPL"; then
1212 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1215 dnl *** force native AIX library loader
1216 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1217 if test -z "$G_MODULE_IMPL"; then
1219 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1222 dnl *** dlopen() and dlsym() in system libraries
1223 if test -z "$G_MODULE_IMPL"; then
1224 AC_CHECK_FUNC(dlopen,
1225 [AC_CHECK_FUNC(dlsym,
1226 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1229 dnl *** load_image (BeOS)
1230 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1231 AC_CHECK_LIB(root, load_image,
1232 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1233 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1234 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1235 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1238 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1239 if test -z "$G_MODULE_IMPL"; then
1240 AC_CHECK_FUNC(NSLinkModule,
1241 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1242 G_MODULE_NEED_USCORE=1],
1245 dnl *** dlopen() and dlsym() in libdl
1246 if test -z "$G_MODULE_IMPL"; then
1247 AC_CHECK_LIB(dl, dlopen,
1248 [AC_CHECK_LIB(dl, dlsym,
1250 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1253 dnl *** shl_load() in libdld (HP-UX)
1254 if test -z "$G_MODULE_IMPL"; then
1255 AC_CHECK_LIB(dld, shl_load,
1256 [G_MODULE_LIBS=-ldld
1257 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1260 dnl *** additional checks for G_MODULE_IMPL_DL
1261 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1263 LDFLAGS_orig="$LDFLAGS"
1264 LIBS="$G_MODULE_LIBS $LIBS"
1265 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1266 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1267 echo "void glib_plugin_test(void) { }" > plugin.c
1268 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1269 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1270 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1271 glib_cv_rtldglobal_broken,[
1275 # define RTLD_GLOBAL 0
1278 # define RTLD_LAZY 0
1280 int glib_plugin_test;
1282 void *handle, *global, *local;
1283 global = &glib_plugin_test;
1284 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1285 if (!handle) return 0;
1286 local = dlsym (handle, "glib_plugin_test");
1287 return global == local;
1289 [glib_cv_rtldglobal_broken=no],
1290 [glib_cv_rtldglobal_broken=yes],
1291 [glib_cv_rtldglobal_broken=no])
1292 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1293 rmdir .libs 2>/dev/null
1295 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1296 G_MODULE_BROKEN_RTLD_GLOBAL=1
1298 G_MODULE_BROKEN_RTLD_GLOBAL=0
1300 dnl *** check whether we need preceeding underscores
1301 AC_CACHE_CHECK([for preceeding underscore in symbols],
1303 AC_TRY_RUN([#include <dlfcn.h>
1304 int glib_underscore_test (void) { return 42; }
1306 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1307 handle = dlopen ((void*)0, 0);
1309 f1 = dlsym (handle, "glib_underscore_test");
1310 f2 = dlsym (handle, "_glib_underscore_test");
1311 } return (!f2 || f1);
1313 [glib_cv_uscore=yes],
1314 [glib_cv_uscore=no],
1316 rm -f plugin.c plugin.$ac_objext plugin.lo
1318 GLIB_ASSERT_SET(glib_cv_uscore)
1319 if test "x$glib_cv_uscore" = "xyes"; then
1320 G_MODULE_NEED_USCORE=1
1322 G_MODULE_NEED_USCORE=0
1325 LDFLAGS="$LDFLAGS_orig"
1326 dnl *** check for having dlerror()
1327 AC_CHECK_FUNC(dlerror,
1328 [G_MODULE_HAVE_DLERROR=1],
1329 [G_MODULE_HAVE_DLERROR=0])
1332 dnl *** done, have we got an implementation?
1333 if test -z "$G_MODULE_IMPL"; then
1335 G_MODULE_SUPPORTED=false
1337 G_MODULE_SUPPORTED=true
1340 AC_MSG_CHECKING(for the suffix of shared libraries)
1342 hpux9* | hpux10* | hpux11*) # taken from ltconfig
1345 glib_gmodule_suffix='sl'
1348 glib_gmodule_suffix='so'
1353 glib_gmodule_suffix='dll'
1356 glib_gmodule_suffix='a'
1359 glib_gmodule_suffix='so'
1362 AC_MSG_RESULT(.$glib_gmodule_suffix)
1364 AC_SUBST(G_MODULE_SUPPORTED)
1365 AC_SUBST(G_MODULE_IMPL)
1366 AC_SUBST(G_MODULE_LIBS)
1367 AC_SUBST(G_MODULE_LIBS_EXTRA)
1368 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1369 AC_SUBST(G_MODULE_LDFLAGS)
1370 AC_SUBST(G_MODULE_HAVE_DLERROR)
1371 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1372 AC_SUBST(G_MODULE_NEED_USCORE)
1373 AC_SUBST(GLIB_DEBUG_FLAGS)
1375 dnl **********************
1376 dnl *** g_spawn checks ***
1377 dnl **********************
1379 AC_MSG_CHECKING(for gspawn implementation)
1382 GSPAWN=gspawn-win32.lo
1388 AC_MSG_RESULT($GSPAWN)
1391 dnl *************************
1392 dnl *** GIOChannel checks ***
1393 dnl *************************
1395 AC_MSG_CHECKING(for GIOChannel implementation)
1407 dnl ****************************************
1408 dnl *** platform dependent source checks ***
1409 dnl ****************************************
1411 AC_MSG_CHECKING(for platform-dependent source)
1413 *-*-cygwin*|*-*-mingw*)
1414 PLATFORMDEP=gwin32.lo
1420 AC_MSG_RESULT($PLATFORMDEP)
1421 AC_SUBST(PLATFORMDEP)
1423 AC_MSG_CHECKING([whether to compile timeloop])
1425 *-*-cygwin*|*-*-mingw*|*-*-minix)
1432 AC_MSG_RESULT($enable_timeloop)
1433 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1435 AC_MSG_CHECKING([if building for some Win32 platform])
1437 *-*-mingw*|*-*-cygwin*)
1444 AC_MSG_RESULT($platform_win32)
1445 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1447 dnl ***********************
1448 dnl *** g_thread checks ***
1449 dnl ***********************
1451 AC_ARG_WITH(threads,
1452 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1453 [specify a thread implementation to use])],
1454 [if test "x$with_threads" = x; then
1457 want_threads=$with_threads
1460 if test "x$enable_threads" = "xno"; then
1464 dnl error and warning message
1465 dnl *************************
1467 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1468 computer. GLib will not have a default thread implementation."
1470 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1471 platform (normally it's "_REENTRANT"). I'll not use any flag on
1472 compilation now, but then your programs might not work.
1473 Please provide information on how it is done on your system."
1475 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1478 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1479 provide information on your thread implementation.
1480 You can also run 'configure --disable-threads'
1481 to compile without thread support."
1483 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1484 functions will not be MT-safe during their first call because
1485 there is no working 'getpwuid_r' on your system."
1487 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1488 because there is no 'localtime_r' on your system."
1490 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1491 crude surrogate will be used. If you happen to know a
1492 yield function for your system, please inform the GLib
1495 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1496 threads on your system. Thus threads can only have the default
1497 priority. If you happen to know these main/max
1498 priorities, please inform the GLib developers."
1500 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1501 linking threaded applications. As GLib cannot do that
1502 automatically, you will get an linkg error everytime you are
1503 not using the right compiler. In that case you have to relink
1504 with the right compiler. Ususally just '_r' is appended
1505 to the compiler name."
1507 dnl determination of thread implementation
1508 dnl ***************************************
1510 # have_threads=no means no thread support
1511 # have_threads=none means no default thread implementation
1514 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1515 || test "x$want_threads" = xdce; then
1516 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1517 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1518 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1519 glib_save_CPPFLAGS="$CPPFLAGS"
1520 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1521 if test "x$have_threads" = xno; then
1522 AC_TRY_COMPILE([#include <pthread.h>],
1523 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1526 if test "x$have_threads" = xno; then
1527 AC_TRY_COMPILE([#include <pthread.h>],
1529 pthread_mutex_init (&m, pthread_mutexattr_default);],
1532 # Tru64Unix requires -pthread to find pthread.h. See #103020
1533 CPPFLAGS="$CPPFLAGS -pthread"
1534 if test "x$have_threads" = xno; then
1535 AC_TRY_COMPILE([#include <pthread.h>],
1536 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1539 CPPFLAGS="$glib_save_CPPFLAGS"
1541 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1548 if test "x$want_threads" = xnone; then
1552 AC_MSG_CHECKING(for thread implementation)
1554 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1555 AC_MSG_RESULT(none available)
1556 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1558 AC_MSG_RESULT($have_threads)
1562 dnl determination of G_THREAD_CFLAGS
1563 dnl ********************************
1566 G_THREAD_LIBS_EXTRA=
1570 dnl Test program for basic POSIX threads functionality
1572 m4_define([glib_thread_test],[
1573 #include <pthread.h>
1575 void* func(void* data) {check_me = 42; return &check_me;}
1579 pthread_create (&t, $1, func, 0);
1580 pthread_join (t, &ret);
1581 return (check_me != 42 || ret != &check_me);
1585 dnl Test program for sched_get_priority_min()
1587 m4_define([glib_sched_priority_test],[
1592 return sched_get_priority_min(SCHED_OTHER)==-1
1596 if test x"$have_threads" != xno; then
1598 if test x"$have_threads" = xposix; then
1599 # First we test for posix, whether -pthread or -pthreads do the trick as
1600 # both CPPFLAG and LIBS.
1601 # One of them does for most gcc versions and some other platforms/compilers
1602 # too and could be considered as the canonical way to go.
1604 *-*-cygwin*|*-*-darwin*)
1605 # skip cygwin and darwin -pthread or -pthreads test
1608 # These compiler/linker flags work with both Sun Studio and gcc
1609 # Sun Studio expands -mt to -D_REENTRANT and -lthread
1610 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
1611 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
1612 G_THREAD_LIBS="-lpthread -lthread"
1615 for flag in pthread pthreads mt; do
1616 glib_save_CFLAGS="$CFLAGS"
1617 CFLAGS="$CFLAGS -$flag"
1618 AC_TRY_RUN(glib_thread_test(0),
1619 glib_flag_works=yes,
1621 [AC_LINK_IFELSE(glib_thread_test(0),
1622 glib_flag_works=yes,
1623 glib_flag_works=no)])
1624 CFLAGS="$glib_save_CFLAGS"
1625 if test $glib_flag_works = yes ; then
1626 G_THREAD_CFLAGS=-$flag
1627 G_THREAD_LIBS=-$flag
1635 if test x"$G_THREAD_CFLAGS" = x; then
1637 # The canonical -pthread[s] does not work. Try something different.
1641 if test x"$GCC" = xyes; then
1642 # GCC 3.0 and above needs -pthread.
1643 # Should be coverd by the case above.
1644 # GCC 2.x and below needs -mthreads
1645 G_THREAD_CFLAGS="-mthreads"
1646 G_THREAD_LIBS=$G_THREAD_CFLAGS
1648 # We are probably using the aix compiler. Normaly a
1649 # program would have to be compiled with the _r variant
1650 # of the corresponding compiler, but we as GLib cannot
1651 # do that: but the good news is that for compiling the
1652 # only difference is the added -D_THREAD_SAFE compile
1653 # option. This is according to the "C for AIX User's
1655 G_THREAD_CFLAGS="-D_THREAD_SAFE"
1659 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
1662 # So we are using dce threads. posix threads are already
1664 G_THREAD_CFLAGS="-threads"
1665 G_THREAD_LIBS=$G_THREAD_CFLAGS
1667 *-sysv5uw7*) # UnixWare 7
1668 # We are not using gcc with -pthread. Catched above.
1669 G_THREAD_CFLAGS="-Kthread"
1670 G_THREAD_LIBS=$G_THREAD_CFLAGS
1673 # No flag needed when using MSVCRT.DLL
1677 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
1683 # if we are not finding the localtime_r function, then we probably are
1684 # not using the proper multithread flag
1686 glib_save_CPPFLAGS="$CPPFLAGS"
1687 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1689 # First we test, whether localtime_r is declared in time.h
1690 # directly. Then we test whether a macro localtime_r exists, in
1691 # which case localtime_r in the test program is replaced and thus
1692 # if we still find localtime_r in the output, it is not defined as
1695 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1696 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1698 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1700 CPPFLAGS="$glib_save_CPPFLAGS"
1702 AC_MSG_CHECKING(thread related cflags)
1703 AC_MSG_RESULT($G_THREAD_CFLAGS)
1704 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1707 dnl determination of G_THREAD_LIBS
1708 dnl ******************************
1710 mutex_has_default=no
1711 case $have_threads in
1713 glib_save_CPPFLAGS="$CPPFLAGS"
1714 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1715 if test x"$G_THREAD_LIBS" = x; then
1718 # We are not using gcc (would have set G_THREAD_LIBS) and thus
1719 # probably using the aix compiler.
1720 AC_MSG_WARN($AIX_COMPILE_INFO)
1724 glib_save_LIBS="$LIBS"
1725 for thread_lib in "" pthread pthread32 pthreads thread dce; do
1726 if test x"$thread_lib" = x; then
1730 add_thread_lib="-l$thread_lib"
1731 IN=" in -l$thread_lib"
1733 if test x"$have_threads" = xposix; then
1736 defattr=pthread_attr_default
1739 LIBS="$add_thread_lib $glib_save_LIBS"
1741 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1742 AC_TRY_RUN(glib_thread_test($defattr),
1745 [AC_LINK_IFELSE(glib_thread_test($defattr),
1748 AC_MSG_RESULT($glib_result)
1750 if test "$glib_result" = "yes" ; then
1751 G_THREAD_LIBS="$add_thread_lib"
1755 if test "x$G_THREAD_LIBS" = xerror; then
1756 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1758 LIBS="$glib_save_LIBS"
1763 glib_save_LIBS="$LIBS"
1764 for thread_lib in "" rt rte; do
1765 if test x"$thread_lib" = x; then
1769 add_thread_lib="-l$thread_lib"
1770 IN=" in -l$thread_lib"
1772 LIBS="$add_thread_lib $glib_save_LIBS"
1774 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1775 AC_TRY_RUN(glib_sched_priority_test,
1778 [AC_LINK_IFELSE(glib_sched_priority_test,
1781 AC_MSG_RESULT($glib_result)
1783 if test "$glib_result" = "yes" ; then
1784 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1785 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1786 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1790 LIBS="$glib_save_LIBS"
1791 mutex_has_default=yes
1792 mutex_default_type='pthread_mutex_t'
1793 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1794 mutex_header_file='pthread.h'
1795 if test "x$have_threads" = "xposix"; then
1796 g_threads_impl="POSIX"
1798 g_threads_impl="DCE"
1799 have_threads="posix"
1801 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1802 CPPFLAGS="$glib_save_CPPFLAGS"
1805 g_threads_impl="WIN32"
1808 g_threads_impl="NONE"
1811 g_threads_impl="NONE"
1816 if test "x$G_THREAD_LIBS" = xerror; then
1817 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1822 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
1823 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1829 AC_MSG_CHECKING(thread related libraries)
1830 AC_MSG_RESULT($G_THREAD_LIBS)
1832 dnl check for mt safe function variants and some posix functions
1833 dnl ************************************************************
1835 if test x"$have_threads" != xno; then
1836 glib_save_LIBS="$LIBS"
1837 # we are not doing the following for now, as this might require glib
1838 # to always be linked with the thread libs on some platforms.
1839 # LIBS="$LIBS $G_THREAD_LIBS"
1840 AC_CHECK_FUNCS(localtime_r)
1841 if test "$ac_cv_header_pwd_h" = "yes"; then
1842 AC_CACHE_CHECK([for posix getpwuid_r],
1843 ac_cv_func_posix_getpwuid_r,
1849 struct passwd pwd, *pwptr = &pwd;
1852 error = getpwuid_r (0, &pwd, buffer,
1853 sizeof (buffer), &pwptr);
1854 return (error < 0 && errno == ENOSYS)
1857 [ac_cv_func_posix_getpwuid_r=yes],
1858 [ac_cv_func_posix_getpwuid_r=no])])
1859 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
1860 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1861 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1862 [Have POSIX function getpwuid_r])
1864 AC_CACHE_CHECK([for nonposix getpwuid_r],
1865 ac_cv_func_nonposix_getpwuid_r,
1866 [AC_TRY_LINK([#include <pwd.h>],
1867 [char buffer[10000];
1869 getpwuid_r (0, &pwd, buffer,
1871 [ac_cv_func_nonposix_getpwuid_r=yes],
1872 [ac_cv_func_nonposix_getpwuid_r=no])])
1873 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
1874 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1875 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1876 [Have non-POSIX function getpwuid_r])
1880 LIBS="$G_THREAD_LIBS $LIBS"
1881 if test x"$have_threads" = xposix; then
1882 glib_save_CPPFLAGS="$CPPFLAGS"
1883 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1884 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1885 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1886 # This is not AC_CHECK_FUNC to also work with function
1887 # name mangling in header files.
1888 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1889 AC_TRY_LINK([#include <pthread.h>],
1890 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1892 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1893 [Have function pthread_attr_setstacksize])],
1894 [AC_MSG_RESULT(no)])
1895 AC_MSG_CHECKING(for minimal/maximal thread priority)
1896 if test x"$posix_priority_min" = x; then
1897 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1899 posix_priority_min=PX_PRIO_MIN
1900 posix_priority_max=PX_PRIO_MAX])
1902 if test x"$posix_priority_min" = x; then
1904 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
1905 PTHREAD_PRIO_MIN],,[
1906 posix_priority_min=PTHREAD_PRIO_MIN
1907 posix_priority_max=PTHREAD_PRIO_MAX])
1909 if test x"$posix_priority_min" = x; then
1910 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1912 posix_priority_min=PRI_OTHER_MIN
1913 posix_priority_max=PRI_OTHER_MAX])
1915 if test x"$posix_priority_min" = x; then
1916 AC_MSG_RESULT(none found)
1917 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1918 posix_priority_min=-1
1919 posix_priority_max=-1
1921 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1922 AC_MSG_CHECKING(for pthread_setschedparam)
1923 AC_TRY_LINK([#include <pthread.h>],
1924 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
1926 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1927 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
1929 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
1931 posix_yield_func=none
1932 AC_MSG_CHECKING(for posix yield function)
1933 for yield_func in sched_yield pthread_yield_np pthread_yield \
1935 AC_TRY_LINK([#include <pthread.h>],
1937 [posix_yield_func="$yield_func"
1940 if test x"$posix_yield_func" = xnone; then
1941 AC_MSG_RESULT(none found)
1942 AC_MSG_WARN($POSIX_NO_YIELD)
1943 posix_yield_func="g_usleep(1000)"
1945 AC_MSG_RESULT($posix_yield_func)
1946 posix_yield_func="$posix_yield_func()"
1948 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1949 CPPFLAGS="$glib_save_CPPFLAGS"
1951 elif test x"$have_threads" = xwin32; then
1952 # It's a pointer to a private struct
1953 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1956 LIBS="$glib_save_LIBS"
1958 # now spit out all the warnings.
1959 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1960 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1961 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1963 if test "$ac_cv_func_localtime_r" != "yes"; then
1964 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1968 if test x"$glib_cv_sizeof_system_thread" = x; then
1969 # use a pointer as a fallback.
1970 GLIB_SIZEOF(,void *, system_thread)
1974 # Hack to deal with:
1976 # a) GCC < 3.3 for Linux doesn't include -lpthread when
1977 # building shared libraries with linux.
1981 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
1984 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
1988 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1989 [Source file containing theread implementation])
1990 AC_SUBST(G_THREAD_CFLAGS)
1991 AC_SUBST(G_THREAD_LIBS)
1992 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
1993 AC_SUBST(G_THREAD_LIBS_EXTRA)
1995 dnl **********************************************
1996 dnl *** GDefaultMutex setup and initialization ***
1997 dnl **********************************************
1999 dnl if mutex_has_default = yes, we also got
2000 dnl mutex_default_type, mutex_default_init and mutex_header_file
2001 if test $mutex_has_default = yes ; then
2002 glib_save_CPPFLAGS="$CPPFLAGS"
2003 glib_save_LIBS="$LIBS"
2004 LIBS="$G_THREAD_LIBS $LIBS"
2005 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
2006 GLIB_SIZEOF([#include <$mutex_header_file>],
2007 $mutex_default_type,
2009 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
2010 $mutex_default_type,
2012 $glib_cv_sizeof_gmutex,
2013 $mutex_default_init)
2014 if test x"$glib_cv_byte_contents_gmutex" = xno; then
2015 mutex_has_default=no
2017 CPPFLAGS="$glib_save_CPPFLAGS"
2018 LIBS="$glib_save_LIBS"
2021 dnl ********************************
2022 dnl *** g_atomic_* tests for gcc ***
2023 dnl ********************************
2025 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
2027 if test x"$GCC" = xyes; then
2030 AC_MSG_RESULT([none])
2031 glib_memory_barrier_needed=no
2034 AC_MSG_RESULT([i486])
2035 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
2036 [i486 atomic implementation])
2037 glib_memory_barrier_needed=no
2040 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2041 when you are using a sparc with v9 instruction set (most
2042 sparcs nowadays). This will make the code for atomic
2043 operations much faster. The resulting code will not run
2044 on very old sparcs though."
2049 int tmp1, tmp2, tmp3;
2050 __asm__ __volatile__("casx [%2], %0, %1"
2051 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2053 AC_MSG_RESULT([sparcv9])
2054 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2055 [sparcv9 atomic implementation]),
2057 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2058 glib_memory_barrier_needed=yes
2061 AC_MSG_RESULT([alpha])
2062 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2063 [alpha atomic implementation])
2064 glib_memory_barrier_needed=yes
2067 AC_MSG_RESULT([x86_64])
2068 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2069 [x86_64 atomic implementation])
2070 glib_memory_barrier_needed=no
2073 AC_MSG_RESULT([powerpc])
2074 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2075 [powerpc atomic implementation])
2076 glib_memory_barrier_needed=yes
2079 AC_MSG_RESULT([ia64])
2080 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2081 [ia64 atomic implementation])
2082 glib_memory_barrier_needed=yes
2085 AC_MSG_RESULT([s390])
2086 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2087 [s390 atomic implementation])
2088 glib_memory_barrier_needed=no
2091 AC_MSG_RESULT([none])
2092 glib_memory_barrier_needed=yes
2097 dnl ****************************************
2098 dnl *** GLib POLL* compatibility defines ***
2099 dnl ****************************************
2101 glib_poll_includes=["
2102 #include <sys/types.h>
2103 #include <sys/poll.h>
2106 if test $ac_cv_header_sys_types_h = yes &&
2107 test $ac_cv_header_sys_poll_h = yes ; then
2109 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2110 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2111 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2112 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2113 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2114 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2115 if $glib_failed ; then
2116 AC_MSG_ERROR([Could not determine values for POLL* constants])
2119 glib_cv_value_POLLIN=1
2120 glib_cv_value_POLLOUT=4
2121 glib_cv_value_POLLPRI=2
2122 glib_cv_value_POLLERR=8
2123 glib_cv_value_POLLHUP=16
2124 glib_cv_value_POLLNVAL=32
2127 # Check for Mac OS X's broken poll
2128 if test $cross_compiling != yes ; then
2129 AC_MSG_CHECKING(for broken poll)
2135 struct pollfd fds[1];
2137 fd = open("/dev/null", 1);
2139 fds[0].events = POLLIN;
2141 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2142 exit(1); /* Does not work for devices -- fail */
2148 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])
2150 AC_MSG_RESULT($broken_poll)
2153 dnl **********************
2154 dnl *** Win32 API libs ***
2155 dnl **********************
2159 G_LIBS_EXTRA="-luser32 -lkernel32"
2162 G_LIBS_EXTRA="-lws2_32 -lole32"
2168 AC_SUBST(G_LIBS_EXTRA)
2170 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2171 dnl since we need it for g_iconv()
2173 AC_MSG_CHECKING([for EILSEQ])
2179 ], have_eilseq=yes, have_eilseq=no);
2180 AC_MSG_RESULT($have_eilseq)
2182 dnl ******************************************************************
2183 dnl *** Look for glib-genmarshal in PATH if we are cross-compiling ***
2184 dnl ******************************************************************
2186 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2188 if test $cross_compiling = yes; then
2189 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2190 if test x$GLIB_GENMARSHAL = xno; then
2191 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2195 dnl **************************
2196 dnl *** Checks for gtk-doc ***
2197 dnl **************************
2199 GTK_DOC_CHECK([1.4])
2202 [AC_HELP_STRING([--enable-man],
2203 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2206 if test "${enable_man}" != no; then
2208 dnl Check for xsltproc
2210 AC_PATH_PROG([XSLTPROC], [xsltproc])
2211 if test -z "$XSLTPROC"; then
2215 dnl check for DocBook DTD and stylesheets in the local catalog.
2216 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2217 [DocBook XML DTD V4.1.2],,enable_man=no)
2218 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2219 [DocBook XSL Stylesheets],,enable_man=no)
2222 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2224 dnl ******************************
2225 dnl *** output the whole stuff ***
2226 dnl ******************************
2228 dnl this section will only be run if config.status is invoked with no
2229 dnl arguments, or with "glibconfig.h" as an argument.
2230 AC_CONFIG_COMMANDS([glibconfig.h],
2232 outfile=glibconfig.h-tmp
2233 cat > $outfile <<\_______EOF
2236 * This is a generated file. Please modify 'configure.in'
2239 #ifndef __G_LIBCONFIG_H__
2240 #define __G_LIBCONFIG_H__
2242 #include <glib/gmacros.h>
2246 if test x$glib_limits_h = xyes; then
2247 echo '#include <limits.h>' >> $outfile
2249 if test x$glib_float_h = xyes; then
2250 echo '#include <float.h>' >> $outfile
2252 if test x$glib_values_h = xyes; then
2253 echo '#include <values.h>' >> $outfile
2255 if test "$glib_header_alloca_h" = "yes"; then
2256 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2258 if test x$glib_sys_poll_h = xyes; then
2259 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2262 cat >> $outfile <<_______EOF
2266 #define G_MINFLOAT $glib_mf
2267 #define G_MAXFLOAT $glib_Mf
2268 #define G_MINDOUBLE $glib_md
2269 #define G_MAXDOUBLE $glib_Md
2270 #define G_MINSHORT $glib_ms
2271 #define G_MAXSHORT $glib_Ms
2272 #define G_MAXUSHORT $glib_Mus
2273 #define G_MININT $glib_mi
2274 #define G_MAXINT $glib_Mi
2275 #define G_MAXUINT $glib_Mui
2276 #define G_MINLONG $glib_ml
2277 #define G_MAXLONG $glib_Ml
2278 #define G_MAXULONG $glib_Mul
2283 ### this should always be true in a modern C/C++ compiler
2284 cat >>$outfile <<_______EOF
2285 typedef signed char gint8;
2286 typedef unsigned char guint8;
2290 if test -n "$gint16"; then
2291 cat >>$outfile <<_______EOF
2292 typedef signed $gint16 gint16;
2293 typedef unsigned $gint16 guint16;
2294 #define G_GINT16_MODIFIER $gint16_modifier
2295 #define G_GINT16_FORMAT $gint16_format
2296 #define G_GUINT16_FORMAT $guint16_format
2301 if test -n "$gint32"; then
2302 cat >>$outfile <<_______EOF
2303 typedef signed $gint32 gint32;
2304 typedef unsigned $gint32 guint32;
2305 #define G_GINT32_MODIFIER $gint32_modifier
2306 #define G_GINT32_FORMAT $gint32_format
2307 #define G_GUINT32_FORMAT $guint32_format
2311 cat >>$outfile <<_______EOF
2312 #define G_HAVE_GINT64 1 /* deprecated, always true */
2314 ${glib_extension}typedef signed $gint64 gint64;
2315 ${glib_extension}typedef unsigned $gint64 guint64;
2317 #define G_GINT64_CONSTANT(val) $gint64_constant
2318 #define G_GUINT64_CONSTANT(val) $guint64_constant
2321 if test x$gint64_format != x ; then
2322 cat >>$outfile <<_______EOF
2323 #define G_GINT64_MODIFIER $gint64_modifier
2324 #define G_GINT64_FORMAT $gint64_format
2325 #define G_GUINT64_FORMAT $guint64_format
2328 cat >>$outfile <<_______EOF
2329 #undef G_GINT64_MODIFIER
2330 #undef G_GINT64_FORMAT
2331 #undef G_GUINT64_FORMAT
2335 cat >>$outfile <<_______EOF
2337 #define GLIB_SIZEOF_VOID_P $glib_void_p
2338 #define GLIB_SIZEOF_LONG $glib_long
2339 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2343 cat >>$outfile <<_______EOF
2344 typedef signed $glib_size_type_define gssize;
2345 typedef unsigned $glib_size_type_define gsize;
2346 #define G_GSIZE_MODIFIER $gsize_modifier
2347 #define G_GSSIZE_FORMAT $gssize_format
2348 #define G_GSIZE_FORMAT $gsize_format
2350 #define G_MAXSIZE G_MAXU$glib_msize_type
2353 if test -z "$glib_unknown_void_p"; then
2354 cat >>$outfile <<_______EOF
2356 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2357 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2359 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2360 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2363 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2368 cat >>$outfile <<_______EOF
2377 #define G_HAVE_INLINE 1
2378 #else /* !__cplusplus */
2380 #endif /* !__cplusplus */
2383 #define G_CAN_INLINE 1
2386 if test x$g_can_inline = xyes ; then
2387 cat >>$outfile <<_______EOF
2388 #else /* !__cplusplus */
2389 #define G_CAN_INLINE 1
2393 cat >>$outfile <<_______EOF
2398 if test x$g_have_iso_c_varargs = xyes ; then
2399 cat >>$outfile <<_______EOF
2401 # define G_HAVE_ISO_VARARGS 1
2405 if test x$g_have_iso_cxx_varargs = xyes ; then
2406 cat >>$outfile <<_______EOF
2408 # define G_HAVE_ISO_VARARGS 1
2412 if test x$g_have_gnuc_varargs = xyes ; then
2413 cat >>$outfile <<_______EOF
2415 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
2416 * is passed ISO vararg support is turned off, and there is no work
2417 * around to turn it on, so we unconditionally turn it off.
2419 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
2420 # undef G_HAVE_ISO_VARARGS
2423 #define G_HAVE_GNUC_VARARGS 1
2427 case x$g_stack_grows in
2428 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
2429 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
2434 if test x$g_have_eilseq = xno; then
2435 cat >>$outfile <<_______EOF
2437 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
2438 * The correspondence between this and the corresponding definition
2439 * in libiconv is essential.
2441 # define EILSEQ ENOENT
2447 if test x$g_have_gnuc_visibility = xyes ; then
2448 cat >>$outfile <<_______EOF
2449 #define G_HAVE_GNUC_VISIBILITY 1
2450 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
2453 cat >>$outfile <<_______EOF
2454 #define G_GNUC_INTERNAL
2460 if test x$g_mutex_has_default = xyes; then
2461 cat >>$outfile <<_______EOF
2462 $g_enable_threads_def G_THREADS_ENABLED
2463 #define G_THREADS_IMPL_$g_threads_impl_def
2464 typedef struct _GStaticMutex GStaticMutex;
2465 struct _GStaticMutex
2467 struct _GMutex *runtime_mutex;
2469 char pad[[$g_mutex_sizeof]];
2470 double dummy_double;
2471 void *dummy_pointer;
2475 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
2476 #define g_static_mutex_get_mutex(mutex) \\
2477 (g_thread_use_default_impl ? ((GMutex*) ((mutex)->static_mutex.pad)) : \\
2478 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
2481 cat >>$outfile <<_______EOF
2482 $g_enable_threads_def G_THREADS_ENABLED
2483 #define G_THREADS_IMPL_$g_threads_impl_def
2484 typedef struct _GMutex* GStaticMutex;
2485 #define G_STATIC_MUTEX_INIT NULL
2486 #define g_static_mutex_get_mutex(mutex) \\
2487 (g_static_mutex_get_mutex_impl_shortcut (mutex))
2491 cat >>$outfile <<_______EOF
2492 /* This represents a system thread as used by the implementation. An
2493 * alien implementaion, as loaded by g_thread_init can only count on
2494 * "sizeof (gpointer)" bytes to store their info. We however need more
2495 * for some of our native implementations. */
2496 typedef union _GSystemThread GSystemThread;
2497 union _GSystemThread
2499 char data[[$g_system_thread_sizeof]];
2500 double dummy_double;
2501 void *dummy_pointer;
2505 if test x"$g_memory_barrier_needed" != xno; then
2507 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
2511 g_bit_sizes="16 32 64"
2512 for bits in $g_bit_sizes; do
2513 cat >>$outfile <<_______EOF
2514 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
2515 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
2516 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
2517 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
2521 cat >>$outfile <<_______EOF
2522 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
2523 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
2524 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
2525 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
2526 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
2527 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
2528 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
2529 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
2530 #define G_BYTE_ORDER $g_byte_order
2532 #define GLIB_SYSDEF_POLLIN =$g_pollin
2533 #define GLIB_SYSDEF_POLLOUT =$g_pollout
2534 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
2535 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
2536 #define GLIB_SYSDEF_POLLERR =$g_pollerr
2537 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
2539 #define G_MODULE_SUFFIX "$g_module_suffix"
2541 typedef $g_pid_type GPid;
2545 #endif /* GLIBCONFIG_H */
2549 if cmp -s $outfile glibconfig.h; then
2550 AC_MSG_NOTICE([glibconfig.h is unchanged])
2553 mv $outfile glibconfig.h
2557 # Note that if two cases are the same, case goes with the first one.
2558 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
2559 # on variable expansion in case labels. Look at the generated config.status
2562 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
2563 glib_header_alloca_h="$ac_cv_working_alloca_h"
2565 glib_header_alloca_h="$ac_cv_header_alloca_h"
2569 x$ac_cv_header_float_h)
2571 glib_mf=FLT_MIN glib_Mf=FLT_MAX
2572 glib_md=DBL_MIN glib_Md=DBL_MAX
2574 x$ac_cv_header_values_h)
2576 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
2577 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
2582 x$ac_cv_header_limits_h)
2584 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
2585 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
2586 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
2588 x$ac_cv_header_values_h)
2590 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
2591 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
2592 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
2596 if test x$ac_cv_header_sys_poll_h = xyes ; then
2601 $ac_cv_sizeof_short)
2603 gint16_modifier='"h"'
2604 gint16_format='"hi"'
2605 guint16_format='"hu"'
2609 gint16_modifier='""'
2611 guint16_format='"u"'
2615 $ac_cv_sizeof_short)
2617 gint32_modifier='"h"'
2618 gint32_format='"hi"'
2619 guint32_format='"hu"'
2623 gint32_modifier='""'
2625 guint32_format='"u"'
2629 gint32_modifier='"l"'
2630 gint32_format='"li"'
2631 guint32_format='"lu"'
2637 gint64_modifier='""'
2639 guint64_format='"u"'
2641 gint64_constant='(val)'
2642 guint64_constant='(val)'
2646 gint64_modifier='"l"'
2647 gint64_format='"li"'
2648 guint64_format='"lu"'
2650 gint64_constant='(val##L)'
2651 guint64_constant='(val##UL)'
2653 $ac_cv_sizeof_long_long)
2655 if test -n "$glib_cv_long_long_format"; then
2656 gint64_modifier='"'$glib_cv_long_long_format'"'
2657 gint64_format='"'$glib_cv_long_long_format'i"'
2658 guint64_format='"'$glib_cv_long_long_format'u"'
2660 glib_extension='G_GNUC_EXTENSION '
2661 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2662 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
2664 $ac_cv_sizeof___int64)
2666 if test -n "$glib_cv_long_long_format"; then
2667 gint64_modifier='"'$glib_cv_long_long_format'"'
2668 gint64_format='"'$glib_cv_long_long_format'i"'
2669 guint64_format='"'$glib_cv_long_long_format'u"'
2672 gint64_constant='(val##i64)'
2673 guint64_constant='(val##ui64)'
2676 glib_size_t=$ac_cv_sizeof_size_t
2677 glib_size_type_define=$glib_size_type
2678 glib_void_p=$ac_cv_sizeof_long
2679 glib_long=$ac_cv_sizeof_void_p
2681 case $glib_size_type in
2683 gsize_modifier='"h"'
2685 gssize_format='"hi"'
2686 glib_msize_type='SHRT'
2692 glib_msize_type='INT'
2695 gsize_modifier='"l"'
2697 gssize_format='"li"'
2698 glib_msize_type='LONG'
2702 gintbits=`expr $ac_cv_sizeof_int \* 8`
2703 glongbits=`expr $ac_cv_sizeof_long \* 8`
2706 case $ac_cv_sizeof_void_p in
2707 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2708 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2709 *) glib_unknown_void_p=yes ;;
2714 x$ac_cv_func_atexit)
2716 #ifdef NeXT /* @#%@! NeXTStep */
2717 # define g_ATEXIT(proc) (!atexit (proc))
2719 # define g_ATEXIT(proc) (atexit (proc))
2722 x$ac_cv_func_on_exit)
2724 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2729 x$ac_cv_func_memmove)
2731 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
2733 x$glib_cv_working_bcopy)
2735 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2736 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2740 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2741 * so we have to roll our own copy routine. */
2742 void g_memmove (void* dest, const void * src, unsigned long len);"
2747 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2748 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2749 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2753 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2754 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2758 if test x$glib_cv_va_val_copy = xno; then
2759 glib_vacopy="\$glib_vacopy
2760 #define G_VA_COPY_AS_ARRAY 1"
2763 if test x$glib_cv_hasinline = xyes; then
2764 glib_inline='#define G_HAVE_INLINE 1'
2766 if test x$glib_cv_has__inline = xyes; then
2767 glib_inline="\$glib_inline
2768 #define G_HAVE___INLINE 1"
2770 if test x$glib_cv_has__inline__ = xyes; then
2771 glib_inline="\$glib_inline
2772 #define G_HAVE___INLINE__ 1"
2775 g_have_gnuc_varargs=$g_have_gnuc_varargs
2776 g_have_iso_c_varargs=$g_have_iso_c_varargs
2777 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2779 g_can_inline=$g_can_inline
2780 g_have_gnuc_visibility=$g_have_gnuc_visibility
2783 x$ac_cv_c_bigendian)
2784 g_byte_order=G_BIG_ENDIAN
2789 g_byte_order=G_LITTLE_ENDIAN
2795 g_pollin=$glib_cv_value_POLLIN
2796 g_pollout=$glib_cv_value_POLLOUT
2797 g_pollpri=$glib_cv_value_POLLPRI
2798 g_pollhup=$glib_cv_value_POLLHUP
2799 g_pollerr=$glib_cv_value_POLLERR
2800 g_pollnval=$glib_cv_value_POLLNVAL
2802 g_stack_grows=$glib_cv_stack_grows
2804 g_have_eilseq=$have_eilseq
2806 case x$have_threads in
2807 xno) g_enable_threads_def="#undef";;
2808 *) g_enable_threads_def="#define";;
2811 g_threads_impl_def=$g_threads_impl
2813 g_mutex_has_default="$mutex_has_default"
2814 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2815 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2816 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2818 g_memory_barrier_needed="$glib_memory_barrier_needed"
2820 g_module_suffix="$glib_gmodule_suffix"
2822 g_pid_type="$glib_pid_type"
2825 glib_os="#define G_OS_BEOS"
2828 glib_os="#define G_OS_UNIX
2829 #define G_PLATFORM_WIN32
2830 #define G_WITH_CYGWIN"
2833 glib_os="#define G_OS_WIN32
2834 #define G_PLATFORM_WIN32"
2837 glib_os="#define G_OS_UNIX"
2844 glib-2.0-uninstalled.pc
2846 gmodule-export-2.0.pc
2847 gmodule-no-export-2.0.pc
2848 gmodule-2.0-uninstalled.pc
2849 gmodule-no-export-2.0-uninstalled.pc
2851 gthread-2.0-uninstalled.pc
2853 gobject-2.0-uninstalled.pc
2858 build/win32/Makefile
2859 build/win32/dirent/Makefile
2860 build/win32/vs8/Makefile
2862 glib/libcharset/Makefile
2863 glib/gnulib/Makefile
2865 gmodule/gmoduleconf.h
2867 gobject/glib-mkenums
2871 docs/reference/Makefile
2872 docs/reference/glib/Makefile
2873 docs/reference/glib/version.xml
2874 docs/reference/gobject/Makefile
2875 docs/reference/gobject/version.xml
2877 tests/gobject/Makefile
2878 tests/refcount/Makefile
2882 AC_CONFIG_COMMANDS([chmod-scripts],
2883 [chmod 0755 glib-zip
2884 chmod 0755 glib-gettextize
2885 chmod 0755 gobject/glib-mkenums])
2887 # we want to invoke this macro solely so that the config.status script
2888 # and automake generated makefiles know about these generated files.
2889 # They are only needed to distcheck the package
2898 gmodule/makefile.msc
2900 gobject/makefile.msc
2902 gthread/makefile.msc