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 $glib_size_type)
857 # Check for some functions
858 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf stpcpy strcasecmp strncasecmp poll getcwd vasprintf setenv unsetenv getc_unlocked readlink symlink fdwalk)
859 # Check for high-resolution sleep functions
860 AC_CHECK_FUNCS(nanosleep nsleep)
862 AC_CHECK_HEADERS(crt_externs.h)
863 AC_CHECK_FUNCS(_NSGetEnviron)
865 AC_FUNC_VSNPRINTF_C99
866 AC_FUNC_PRINTF_UNIX98
869 # Check whether to use an included printf
872 AC_ARG_ENABLE(included-printf,
873 [AC_HELP_STRING([--enable-included-printf],
874 [use included printf [default=auto]])],
875 enable_included_printf="$enableval")
877 need_included_printf=no
878 if test "x$enable_included_printf" = "xyes" ; then
879 need_included_printf=yes
881 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
882 need_included_printf=yes
884 if test "$ac_cv_func_printf_unix98" != "yes" ; then
885 need_included_printf=yes
887 if test "x$ac_cv_sizeof_long_long" = "x8" &&
888 test -z "$glib_cv_long_long_format" ; then
889 need_included_printf=yes
892 if test "x$enable_included_printf" = "xno" &&
893 test "x$need_included_printf" = "xyes" ; then
895 *** Your C library's printf doesn't appear to have the features that
896 *** GLib needs, but you specified --enable-included-printf=no.])
899 enable_included_printf=$need_included_printf
901 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
902 if test "$enable_included_printf" != "yes" ; then
903 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
905 if test -z "$glib_cv_long_long_format" ; then
906 glib_cv_long_long_format="ll"
908 AC_DEFINE(HAVE_VASPRINTF,1)
911 # Checks needed for gnulib vasnprintf
918 AC_CHECK_TYPES(ptrdiff_t)
920 AC_CHECK_FUNCS(snprintf)
923 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
924 # The check is borrowed from the PERL Configure script.
925 if test "$ac_cv_func_memmove" != "yes"; then
926 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
927 glib_cv_working_bcopy,[AC_TRY_RUN([
929 char buf[128], abc[128], *b;
931 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
932 for (align = 7; align >= 0; align--) {
933 for (len = 36; len; len--) {
934 b = buf+align; bcopy(abc, b, len);
935 for (off = 1; off <= len; off++) {
936 bcopy(b, b+off, len); bcopy(b+off, b, len);
937 if (bcmp(b, abc, len)) return(1);
942 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
944 GLIB_ASSERT_SET(glib_cv_working_bcopy)
945 if test "$glib_cv_working_bcopy" = "yes"; then
946 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
950 # Check for sys_errlist
951 AC_MSG_CHECKING(for sys_errlist)
953 extern char *sys_errlist[];
955 sys_errlist[sys_nerr-1][0] = 0;
956 ], glib_ok=yes, glib_ok=no)
957 AC_MSG_RESULT($glib_ok)
958 if test "$glib_ok" = "no"; then
959 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
962 # Check for sys_siglist
963 AC_MSG_CHECKING(for sys_siglist)
965 extern char *sys_siglist[];
966 exit (sys_siglist[0]);
967 ], glib_ok=yes, glib_ok=no)
968 AC_MSG_RESULT($glib_ok)
969 if test "$glib_ok" = "no"; then
970 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
973 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
974 AC_MSG_CHECKING(for sys_siglist declaration)
975 AC_TRY_COMPILE([#include <signal.h>], [
976 strlen (sys_siglist[0]);
977 ], glib_ok=yes, glib_ok=no)
978 AC_MSG_RESULT($glib_ok)
979 if test "$glib_ok" = "no"; then
980 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
983 # Check if <sys/select.h> needs to be included for fd_set
984 AC_MSG_CHECKING([for fd_set])
985 AC_TRY_COMPILE([#include <sys/types.h>],
986 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
987 if test "$gtk_ok" = "yes"; then
988 AC_MSG_RESULT([yes, found in sys/types.h])
990 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
991 if test "$gtk_ok" = "yes"; then
992 # *** FIXME: give it a different name
993 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
994 AC_MSG_RESULT([yes, found in sys/select.h])
996 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
1001 dnl *** check for sane realloc() ***
1002 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
1003 AC_TRY_RUN([#include <stdlib.h>
1005 return realloc (0, sizeof (int)) == 0;
1007 [glib_cv_sane_realloc=yes],
1008 [glib_cv_sane_realloc=no],
1009 [glib_cv_sane_realloc=yes])
1011 if test x$glib_cv_sane_realloc = xyes; then
1012 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1015 dnl Check for nl_langinfo and CODESET
1017 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
1018 AC_TRY_COMPILE([#include <langinfo.h>],
1019 [char *codeset = nl_langinfo (CODESET);],
1020 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1023 AC_MSG_RESULT($have_codeset)
1026 dnl ****************************************
1027 dnl *** posix_memalign ***
1028 dnl ****************************************
1029 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1030 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1031 glib_cv_compliant_posix_memalign=0
1032 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1034 #define _XOPEN_SOURCE 600
1035 #include <stdlib.h> /* posix_memalign() should be defined here */
1036 /* some systems break if #include <malloc.h> used */
1037 static void test_memalign (size_t boundary, size_t size) {
1039 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1045 test_memalign ( 128, 128 - 2 * sizeof (void*));
1046 test_memalign ( 256, 256 - 2 * sizeof (void*));
1047 test_memalign ( 512, 512 - 2 * sizeof (void*));
1048 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1049 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1050 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1051 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1052 test_memalign (16384, 16384 - 2 * sizeof (void*));
1053 test_memalign (32768, 32768 - 2 * sizeof (void*));
1054 exit (0); /* success */
1057 [glib_cv_compliant_posix_memalign=1], [], [:])
1061 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1063 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1069 dnl ****************************************
1070 dnl *** strlcpy/strlcat ***
1071 dnl ****************************************
1073 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1074 AC_TRY_RUN([#include <stdlib.h>
1078 (void) strlcpy (p, "hi", 10);
1079 if (strlcat (p, "bye", 0) != 3)
1082 }], glib_cv_have_strlcpy=yes,
1083 glib_cv_have_strlcpy=no,
1084 glib_cv_have_strlcpy=no)])
1085 if test "$glib_cv_have_strlcpy" = "yes"; then
1086 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1090 dnl **********************
1091 dnl *** va_copy checks ***
1092 dnl **********************
1093 dnl we currently check for all three va_copy possibilities, so we get
1094 dnl all results in config.log for bug reports.
1095 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1096 AC_LINK_IFELSE([#include <stdarg.h>
1098 void f (int i, ...) {
1099 va_list args1, args2;
1100 va_start (args1, i);
1101 va_copy (args2, args1);
1102 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1104 va_end (args1); va_end (args2);
1110 [glib_cv_va_copy=yes],
1111 [glib_cv_va_copy=no])
1113 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1114 AC_LINK_IFELSE([#include <stdarg.h>
1116 void f (int i, ...) {
1117 va_list args1, args2;
1118 va_start (args1, i);
1119 __va_copy (args2, args1);
1120 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1122 va_end (args1); va_end (args2);
1128 [glib_cv___va_copy=yes],
1129 [glib_cv___va_copy=no])
1132 if test "x$glib_cv_va_copy" = "xyes"; then
1133 g_va_copy_func=va_copy
1134 else if test "x$glib_cv___va_copy" = "xyes"; then
1135 g_va_copy_func=__va_copy
1139 if test -n "$g_va_copy_func"; then
1140 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1143 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1144 AC_TRY_RUN([#include <stdarg.h>
1146 void f (int i, ...) {
1147 va_list args1, args2;
1148 va_start (args1, i);
1150 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1152 va_end (args1); va_end (args2);
1158 [glib_cv_va_val_copy=yes],
1159 [glib_cv_va_val_copy=no],
1160 [glib_cv_va_val_copy=yes])
1163 if test "x$glib_cv_va_val_copy" = "xno"; then
1164 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1167 dnl ***********************
1168 dnl *** g_module checks ***
1169 dnl ***********************
1171 G_MODULE_LIBS_EXTRA=
1172 G_MODULE_PLUGIN_LIBS=
1173 if test x"$glib_native_win32" = xyes; then
1174 dnl No use for this on Win32
1177 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1179 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1180 G_MODULE_NEED_USCORE=0
1181 G_MODULE_BROKEN_RTLD_GLOBAL=0
1182 G_MODULE_HAVE_DLERROR=0
1183 dnl *** force native WIN32 shared lib loader
1184 if test -z "$G_MODULE_IMPL"; then
1186 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1189 dnl *** force native AIX library loader
1190 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1191 if test -z "$G_MODULE_IMPL"; then
1193 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1196 dnl *** dlopen() and dlsym() in system libraries
1197 if test -z "$G_MODULE_IMPL"; then
1198 AC_CHECK_FUNC(dlopen,
1199 [AC_CHECK_FUNC(dlsym,
1200 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1203 dnl *** load_image (BeOS)
1204 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1205 AC_CHECK_LIB(root, load_image,
1206 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1207 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1208 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1209 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1212 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1213 if test -z "$G_MODULE_IMPL"; then
1214 AC_CHECK_FUNC(NSLinkModule,
1215 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1216 G_MODULE_NEED_USCORE=1],
1219 dnl *** dlopen() and dlsym() in libdl
1220 if test -z "$G_MODULE_IMPL"; then
1221 AC_CHECK_LIB(dl, dlopen,
1222 [AC_CHECK_LIB(dl, dlsym,
1224 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1227 dnl *** shl_load() in libdld (HP-UX)
1228 if test -z "$G_MODULE_IMPL"; then
1229 AC_CHECK_LIB(dld, shl_load,
1230 [G_MODULE_LIBS=-ldld
1231 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1234 dnl *** additional checks for G_MODULE_IMPL_DL
1235 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1237 LDFLAGS_orig="$LDFLAGS"
1238 LIBS="$G_MODULE_LIBS $LIBS"
1239 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1240 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1241 echo "void glib_plugin_test(void) { }" > plugin.c
1242 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1243 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1244 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1245 glib_cv_rtldglobal_broken,[
1249 # define RTLD_GLOBAL 0
1252 # define RTLD_LAZY 0
1254 int glib_plugin_test;
1256 void *handle, *global, *local;
1257 global = &glib_plugin_test;
1258 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1259 if (!handle) return 0;
1260 local = dlsym (handle, "glib_plugin_test");
1261 return global == local;
1263 [glib_cv_rtldglobal_broken=no],
1264 [glib_cv_rtldglobal_broken=yes],
1265 [glib_cv_rtldglobal_broken=no])
1266 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1267 rmdir .libs 2>/dev/null
1269 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1270 G_MODULE_BROKEN_RTLD_GLOBAL=1
1272 G_MODULE_BROKEN_RTLD_GLOBAL=0
1274 dnl *** check whether we need preceeding underscores
1275 AC_CACHE_CHECK([for preceeding underscore in symbols],
1277 AC_TRY_RUN([#include <dlfcn.h>
1278 int glib_underscore_test (void) { return 42; }
1280 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1281 handle = dlopen ((void*)0, 0);
1283 f1 = dlsym (handle, "glib_underscore_test");
1284 f2 = dlsym (handle, "_glib_underscore_test");
1285 } return (!f2 || f1);
1287 [glib_cv_uscore=yes],
1288 [glib_cv_uscore=no],
1290 rm -f plugin.c plugin.$ac_objext plugin.lo
1292 GLIB_ASSERT_SET(glib_cv_uscore)
1293 if test "x$glib_cv_uscore" = "xyes"; then
1294 G_MODULE_NEED_USCORE=1
1296 G_MODULE_NEED_USCORE=0
1299 LDFLAGS="$LDFLAGS_orig"
1300 dnl *** check for having dlerror()
1301 AC_CHECK_FUNC(dlerror,
1302 [G_MODULE_HAVE_DLERROR=1],
1303 [G_MODULE_HAVE_DLERROR=0])
1306 dnl *** done, have we got an implementation?
1307 if test -z "$G_MODULE_IMPL"; then
1309 G_MODULE_SUPPORTED=false
1311 G_MODULE_SUPPORTED=true
1314 AC_MSG_CHECKING(for the suffix of shared libraries)
1316 hpux9* | hpux10* | hpux11*) # taken from ltconfig
1319 glib_gmodule_suffix='sl'
1322 glib_gmodule_suffix='so'
1327 glib_gmodule_suffix='dll'
1330 glib_gmodule_suffix='a'
1333 glib_gmodule_suffix='so'
1336 AC_MSG_RESULT(.$glib_gmodule_suffix)
1338 AC_SUBST(G_MODULE_SUPPORTED)
1339 AC_SUBST(G_MODULE_IMPL)
1340 AC_SUBST(G_MODULE_LIBS)
1341 AC_SUBST(G_MODULE_LIBS_EXTRA)
1342 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1343 AC_SUBST(G_MODULE_LDFLAGS)
1344 AC_SUBST(G_MODULE_HAVE_DLERROR)
1345 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1346 AC_SUBST(G_MODULE_NEED_USCORE)
1347 AC_SUBST(GLIB_DEBUG_FLAGS)
1349 dnl **********************
1350 dnl *** g_spawn checks ***
1351 dnl **********************
1353 AC_MSG_CHECKING(for gspawn implementation)
1356 GSPAWN=gspawn-win32.lo
1362 AC_MSG_RESULT($GSPAWN)
1365 dnl *************************
1366 dnl *** GIOChannel checks ***
1367 dnl *************************
1369 AC_MSG_CHECKING(for GIOChannel implementation)
1381 dnl ****************************************
1382 dnl *** platform dependent source checks ***
1383 dnl ****************************************
1385 AC_MSG_CHECKING(for platform-dependent source)
1387 *-*-cygwin*|*-*-mingw*)
1388 PLATFORMDEP=gwin32.lo
1394 AC_MSG_RESULT($PLATFORMDEP)
1395 AC_SUBST(PLATFORMDEP)
1397 AC_MSG_CHECKING([whether to compile timeloop])
1399 *-*-cygwin*|*-*-mingw*|*-*-minix)
1406 AC_MSG_RESULT($enable_timeloop)
1407 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1409 AC_MSG_CHECKING([if building for some Win32 platform])
1411 *-*-mingw*|*-*-cygwin*)
1418 AC_MSG_RESULT($platform_win32)
1419 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1421 dnl ***********************
1422 dnl *** g_thread checks ***
1423 dnl ***********************
1425 AC_ARG_WITH(threads,
1426 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1427 [specify a thread implementation to use])],
1428 [if test "x$with_threads" = x; then
1431 want_threads=$with_threads
1434 if test "x$enable_threads" = "xno"; then
1438 dnl error and warning message
1439 dnl *************************
1441 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1442 computer. GLib will not have a default thread implementation."
1444 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1445 platform (normally it's "_REENTRANT"). I'll not use any flag on
1446 compilation now, but then your programs might not work.
1447 Please provide information on how it is done on your system."
1449 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1452 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1453 provide information on your thread implementation.
1454 You can also run 'configure --disable-threads'
1455 to compile without thread support."
1457 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1458 functions will not be MT-safe during their first call because
1459 there is no working 'getpwuid_r' on your system."
1461 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1462 because there is no 'localtime_r' on your system."
1464 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1465 crude surrogate will be used. If you happen to know a
1466 yield function for your system, please inform the GLib
1469 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1470 threads on your system. Thus threads can only have the default
1471 priority. If you happen to know these main/max
1472 priorities, please inform the GLib developers."
1474 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1475 linking threaded applications. As GLib cannot do that
1476 automatically, you will get an linkg error everytime you are
1477 not using the right compiler. In that case you have to relink
1478 with the right compiler. Ususally just '_r' is appended
1479 to the compiler name."
1481 dnl determination of thread implementation
1482 dnl ***************************************
1484 # have_threads=no means no thread support
1485 # have_threads=none means no default thread implementation
1488 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1489 || test "x$want_threads" = xdce; then
1490 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1491 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1492 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1493 glib_save_CPPFLAGS="$CPPFLAGS"
1494 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1495 if test "x$have_threads" = xno; then
1496 AC_TRY_COMPILE([#include <pthread.h>],
1497 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1500 if test "x$have_threads" = xno; then
1501 AC_TRY_COMPILE([#include <pthread.h>],
1503 pthread_mutex_init (&m, pthread_mutexattr_default);],
1506 # Tru64Unix requires -pthread to find pthread.h. See #103020
1507 CPPFLAGS="$CPPFLAGS -pthread"
1508 if test "x$have_threads" = xno; then
1509 AC_TRY_COMPILE([#include <pthread.h>],
1510 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1513 CPPFLAGS="$glib_save_CPPFLAGS"
1515 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1522 if test "x$want_threads" = xnone; then
1526 AC_MSG_CHECKING(for thread implementation)
1528 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1529 AC_MSG_RESULT(none available)
1530 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1532 AC_MSG_RESULT($have_threads)
1536 dnl determination of G_THREAD_CFLAGS
1537 dnl ********************************
1540 G_THREAD_LIBS_EXTRA=
1544 dnl Test program for basic POSIX threads functionality
1546 m4_define([glib_thread_test],[
1547 #include <pthread.h>
1549 void* func(void* data) {check_me = 42; return &check_me;}
1553 pthread_create (&t, $1, func, 0);
1554 pthread_join (t, &ret);
1555 return (check_me != 42 || ret != &check_me);
1559 dnl Test program for sched_get_priority_min()
1561 m4_define([glib_sched_priority_test],[
1566 return sched_get_priority_min(SCHED_OTHER)==-1
1570 if test x"$have_threads" != xno; then
1572 if test x"$have_threads" = xposix; then
1573 # First we test for posix, whether -pthread or -pthreads do the trick as
1574 # both CPPFLAG and LIBS.
1575 # One of them does for most gcc versions and some other platforms/compilers
1576 # too and could be considered as the canonical way to go.
1578 *-*-cygwin*|*-*-darwin*)
1579 # skip cygwin and darwin -pthread or -pthreads test
1582 # These compiler/linker flags work with both Sun Studio and gcc
1583 # Sun Studio expands -mt to -D_REENTRANT and -lthread
1584 # gcc expands -pthreads to -D_REENTRANT -D_PTHREADS -lpthread
1585 G_THREAD_CFLAGS="-D_REENTRANT -D_PTHREADS"
1586 G_THREAD_LIBS="-lpthread -lthread"
1589 for flag in pthread pthreads mt; do
1590 glib_save_CFLAGS="$CFLAGS"
1591 CFLAGS="$CFLAGS -$flag"
1592 AC_TRY_RUN(glib_thread_test(0),
1593 glib_flag_works=yes,
1595 [AC_LINK_IFELSE(glib_thread_test(0),
1596 glib_flag_works=yes,
1597 glib_flag_works=no)])
1598 CFLAGS="$glib_save_CFLAGS"
1599 if test $glib_flag_works = yes ; then
1600 G_THREAD_CFLAGS=-$flag
1601 G_THREAD_LIBS=-$flag
1609 if test x"$G_THREAD_CFLAGS" = x; then
1611 # The canonical -pthread[s] does not work. Try something different.
1615 if test x"$GCC" = xyes; then
1616 # GCC 3.0 and above needs -pthread.
1617 # Should be coverd by the case above.
1618 # GCC 2.x and below needs -mthreads
1619 G_THREAD_CFLAGS="-mthreads"
1620 G_THREAD_LIBS=$G_THREAD_CFLAGS
1622 # We are probably using the aix compiler. Normaly a
1623 # program would have to be compiled with the _r variant
1624 # of the corresponding compiler, but we as GLib cannot
1625 # do that: but the good news is that for compiling the
1626 # only difference is the added -D_THREAD_SAFE compile
1627 # option. This is according to the "C for AIX User's
1629 G_THREAD_CFLAGS="-D_THREAD_SAFE"
1633 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
1636 # So we are using dce threads. posix threads are already
1638 G_THREAD_CFLAGS="-threads"
1639 G_THREAD_LIBS=$G_THREAD_CFLAGS
1641 *-sysv5uw7*) # UnixWare 7
1642 # We are not using gcc with -pthread. Catched above.
1643 G_THREAD_CFLAGS="-Kthread"
1644 G_THREAD_LIBS=$G_THREAD_CFLAGS
1647 # No flag needed when using MSVCRT.DLL
1651 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
1657 # if we are not finding the localtime_r function, then we probably are
1658 # not using the proper multithread flag
1660 glib_save_CPPFLAGS="$CPPFLAGS"
1661 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1663 # First we test, whether localtime_r is declared in time.h
1664 # directly. Then we test whether a macro localtime_r exists, in
1665 # which case localtime_r in the test program is replaced and thus
1666 # if we still find localtime_r in the output, it is not defined as
1669 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1670 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1672 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1674 CPPFLAGS="$glib_save_CPPFLAGS"
1676 AC_MSG_CHECKING(thread related cflags)
1677 AC_MSG_RESULT($G_THREAD_CFLAGS)
1678 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1681 dnl determination of G_THREAD_LIBS
1682 dnl ******************************
1684 mutex_has_default=no
1685 case $have_threads in
1687 glib_save_CPPFLAGS="$CPPFLAGS"
1688 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1689 if test x"$G_THREAD_LIBS" = x; then
1692 # We are not using gcc (would have set G_THREAD_LIBS) and thus
1693 # probably using the aix compiler.
1694 AC_MSG_WARN($AIX_COMPILE_INFO)
1698 glib_save_LIBS="$LIBS"
1699 for thread_lib in "" pthread pthread32 pthreads thread dce; do
1700 if test x"$thread_lib" = x; then
1704 add_thread_lib="-l$thread_lib"
1705 IN=" in -l$thread_lib"
1707 if test x"$have_threads" = xposix; then
1710 defattr=pthread_attr_default
1713 LIBS="$add_thread_lib $glib_save_LIBS"
1715 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1716 AC_TRY_RUN(glib_thread_test($defattr),
1719 [AC_LINK_IFELSE(glib_thread_test($defattr),
1722 AC_MSG_RESULT($glib_result)
1724 if test "$glib_result" = "yes" ; then
1725 G_THREAD_LIBS="$add_thread_lib"
1729 if test "x$G_THREAD_LIBS" = xerror; then
1730 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1732 LIBS="$glib_save_LIBS"
1737 glib_save_LIBS="$LIBS"
1738 for thread_lib in "" rt rte; do
1739 if test x"$thread_lib" = x; then
1743 add_thread_lib="-l$thread_lib"
1744 IN=" in -l$thread_lib"
1746 LIBS="$add_thread_lib $glib_save_LIBS"
1748 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1749 AC_TRY_RUN(glib_sched_priority_test,
1752 [AC_LINK_IFELSE(glib_sched_priority_test,
1755 AC_MSG_RESULT($glib_result)
1757 if test "$glib_result" = "yes" ; then
1758 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1759 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1760 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1764 LIBS="$glib_save_LIBS"
1765 mutex_has_default=yes
1766 mutex_default_type='pthread_mutex_t'
1767 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1768 mutex_header_file='pthread.h'
1769 if test "x$have_threads" = "xposix"; then
1770 g_threads_impl="POSIX"
1772 g_threads_impl="DCE"
1773 have_threads="posix"
1775 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1776 CPPFLAGS="$glib_save_CPPFLAGS"
1779 g_threads_impl="WIN32"
1782 g_threads_impl="NONE"
1785 g_threads_impl="NONE"
1790 if test "x$G_THREAD_LIBS" = xerror; then
1791 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1796 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
1797 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1803 AC_MSG_CHECKING(thread related libraries)
1804 AC_MSG_RESULT($G_THREAD_LIBS)
1806 dnl check for mt safe function variants and some posix functions
1807 dnl ************************************************************
1809 if test x"$have_threads" != xno; then
1810 glib_save_LIBS="$LIBS"
1811 # we are not doing the following for now, as this might require glib
1812 # to always be linked with the thread libs on some platforms.
1813 # LIBS="$LIBS $G_THREAD_LIBS"
1814 AC_CHECK_FUNCS(localtime_r)
1815 if test "$ac_cv_header_pwd_h" = "yes"; then
1816 AC_CACHE_CHECK([for posix getpwuid_r],
1817 ac_cv_func_posix_getpwuid_r,
1823 struct passwd pwd, *pwptr = &pwd;
1826 error = getpwuid_r (0, &pwd, buffer,
1827 sizeof (buffer), &pwptr);
1828 return (error < 0 && errno == ENOSYS)
1831 [ac_cv_func_posix_getpwuid_r=yes],
1832 [ac_cv_func_posix_getpwuid_r=no])])
1833 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
1834 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1835 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1836 [Have POSIX function getpwuid_r])
1838 AC_CACHE_CHECK([for nonposix getpwuid_r],
1839 ac_cv_func_nonposix_getpwuid_r,
1840 [AC_TRY_LINK([#include <pwd.h>],
1841 [char buffer[10000];
1843 getpwuid_r (0, &pwd, buffer,
1845 [ac_cv_func_nonposix_getpwuid_r=yes],
1846 [ac_cv_func_nonposix_getpwuid_r=no])])
1847 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
1848 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1849 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1850 [Have non-POSIX function getpwuid_r])
1854 LIBS="$G_THREAD_LIBS $LIBS"
1855 if test x"$have_threads" = xposix; then
1856 glib_save_CPPFLAGS="$CPPFLAGS"
1857 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1858 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1859 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1860 # This is not AC_CHECK_FUNC to also work with function
1861 # name mangling in header files.
1862 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1863 AC_TRY_LINK([#include <pthread.h>],
1864 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1866 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1867 [Have function pthread_attr_setstacksize])],
1868 [AC_MSG_RESULT(no)])
1869 AC_MSG_CHECKING(for minimal/maximal thread priority)
1870 if test x"$posix_priority_min" = x; then
1871 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1873 posix_priority_min=PX_PRIO_MIN
1874 posix_priority_max=PX_PRIO_MAX])
1876 if test x"$posix_priority_min" = x; then
1878 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
1879 PTHREAD_PRIO_MIN],,[
1880 posix_priority_min=PTHREAD_PRIO_MIN
1881 posix_priority_max=PTHREAD_PRIO_MAX])
1883 if test x"$posix_priority_min" = x; then
1884 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1886 posix_priority_min=PRI_OTHER_MIN
1887 posix_priority_max=PRI_OTHER_MAX])
1889 if test x"$posix_priority_min" = x; then
1890 AC_MSG_RESULT(none found)
1891 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1892 posix_priority_min=-1
1893 posix_priority_max=-1
1895 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1896 AC_MSG_CHECKING(for pthread_setschedparam)
1897 AC_TRY_LINK([#include <pthread.h>],
1898 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
1900 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1901 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
1903 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
1905 posix_yield_func=none
1906 AC_MSG_CHECKING(for posix yield function)
1907 for yield_func in sched_yield pthread_yield_np pthread_yield \
1909 AC_TRY_LINK([#include <pthread.h>],
1911 [posix_yield_func="$yield_func"
1914 if test x"$posix_yield_func" = xnone; then
1915 AC_MSG_RESULT(none found)
1916 AC_MSG_WARN($POSIX_NO_YIELD)
1917 posix_yield_func="g_usleep(1000)"
1919 AC_MSG_RESULT($posix_yield_func)
1920 posix_yield_func="$posix_yield_func()"
1922 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1923 CPPFLAGS="$glib_save_CPPFLAGS"
1925 elif test x"$have_threads" = xwin32; then
1926 # It's a pointer to a private struct
1927 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1930 LIBS="$glib_save_LIBS"
1932 # now spit out all the warnings.
1933 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1934 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1935 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1937 if test "$ac_cv_func_localtime_r" != "yes"; then
1938 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1942 if test x"$glib_cv_sizeof_system_thread" = x; then
1943 # use a pointer as a fallback.
1944 GLIB_SIZEOF(,void *, system_thread)
1948 # Hack to deal with:
1950 # a) GCC < 3.3 for Linux doesn't include -lpthread when
1951 # building shared libraries with linux.
1955 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
1958 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
1962 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1963 [Source file containing theread implementation])
1964 AC_SUBST(G_THREAD_CFLAGS)
1965 AC_SUBST(G_THREAD_LIBS)
1966 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
1967 AC_SUBST(G_THREAD_LIBS_EXTRA)
1969 dnl **********************************************
1970 dnl *** GDefaultMutex setup and initialization ***
1971 dnl **********************************************
1973 dnl if mutex_has_default = yes, we also got
1974 dnl mutex_default_type, mutex_default_init and mutex_header_file
1975 if test $mutex_has_default = yes ; then
1976 glib_save_CPPFLAGS="$CPPFLAGS"
1977 glib_save_LIBS="$LIBS"
1978 LIBS="$G_THREAD_LIBS $LIBS"
1979 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1980 GLIB_SIZEOF([#include <$mutex_header_file>],
1981 $mutex_default_type,
1983 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1984 $mutex_default_type,
1986 $glib_cv_sizeof_gmutex,
1987 $mutex_default_init)
1988 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1989 mutex_has_default=no
1991 CPPFLAGS="$glib_save_CPPFLAGS"
1992 LIBS="$glib_save_LIBS"
1995 AC_CHECK_FUNCS(clock_gettime, [], [
1996 AC_CHECK_LIB(rt, clock_gettime, [
1997 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
2002 AC_CACHE_CHECK(for monotonic clocks,
2003 glib_cv_monotonic_clock,AC_COMPILE_IFELSE([
2007 #if !(defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 && defined(CLOCK_MONOTONIC))
2008 #error No monotonic clock
2011 }],glib_cv_monotonic_clock=yes,glib_cv_monotonic_clock=no))
2012 if test "$glib_cv_monotonic_clock" = "yes"; then
2013 AC_DEFINE(HAVE_MONOTONIC_CLOCK,1,[Have a monotonic clock])
2017 dnl ********************************
2018 dnl *** g_atomic_* tests for gcc ***
2019 dnl ********************************
2021 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
2023 if test x"$GCC" = xyes; then
2026 AC_MSG_RESULT([none])
2027 glib_memory_barrier_needed=no
2030 AC_MSG_RESULT([i486])
2031 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
2032 [i486 atomic implementation])
2033 glib_memory_barrier_needed=no
2036 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2037 when you are using a sparc with v9 instruction set (most
2038 sparcs nowadays). This will make the code for atomic
2039 operations much faster. The resulting code will not run
2040 on very old sparcs though."
2045 int tmp1, tmp2, tmp3;
2046 __asm__ __volatile__("casx [%2], %0, %1"
2047 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2049 AC_MSG_RESULT([sparcv9])
2050 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2051 [sparcv9 atomic implementation]),
2053 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2054 glib_memory_barrier_needed=yes
2057 AC_MSG_RESULT([alpha])
2058 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2059 [alpha atomic implementation])
2060 glib_memory_barrier_needed=yes
2063 AC_MSG_RESULT([x86_64])
2064 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2065 [x86_64 atomic implementation])
2066 glib_memory_barrier_needed=no
2069 AC_MSG_RESULT([powerpc])
2070 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2071 [powerpc atomic implementation])
2072 glib_memory_barrier_needed=yes
2075 AC_MSG_RESULT([ia64])
2076 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2077 [ia64 atomic implementation])
2078 glib_memory_barrier_needed=yes
2081 AC_MSG_RESULT([s390])
2082 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2083 [s390 atomic implementation])
2084 glib_memory_barrier_needed=no
2087 AC_MSG_RESULT([none])
2088 glib_memory_barrier_needed=yes
2093 dnl ****************************************
2094 dnl *** GLib POLL* compatibility defines ***
2095 dnl ****************************************
2097 glib_poll_includes=["
2098 #include <sys/types.h>
2099 #include <sys/poll.h>
2102 if test $ac_cv_header_sys_types_h = yes &&
2103 test $ac_cv_header_sys_poll_h = yes ; then
2105 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2106 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2107 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2108 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2109 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2110 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2111 if $glib_failed ; then
2112 AC_MSG_ERROR([Could not determine values for POLL* constants])
2115 glib_cv_value_POLLIN=1
2116 glib_cv_value_POLLOUT=4
2117 glib_cv_value_POLLPRI=2
2118 glib_cv_value_POLLERR=8
2119 glib_cv_value_POLLHUP=16
2120 glib_cv_value_POLLNVAL=32
2123 # Check for Mac OS X's broken poll
2124 if test $cross_compiling != yes ; then
2125 AC_MSG_CHECKING(for broken poll)
2131 struct pollfd fds[1];
2133 fd = open("/dev/null", 1);
2135 fds[0].events = POLLIN;
2137 if (poll(fds, 1, 0) < 0 || (fds[0].revents & POLLNVAL) != 0) {
2138 exit(1); /* Does not work for devices -- fail */
2144 AC_DEFINE(BROKEN_POLL,1,[poll doesn't work on devices])
2146 AC_MSG_RESULT($broken_poll)
2149 dnl **********************
2150 dnl *** Win32 API libs ***
2151 dnl **********************
2155 G_LIBS_EXTRA="-luser32 -lkernel32"
2158 G_LIBS_EXTRA="-lws2_32 -lole32"
2164 AC_SUBST(G_LIBS_EXTRA)
2166 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2167 dnl since we need it for g_iconv()
2169 AC_MSG_CHECKING([for EILSEQ])
2175 ], have_eilseq=yes, have_eilseq=no);
2176 AC_MSG_RESULT($have_eilseq)
2178 dnl ******************************************************************
2179 dnl *** Look for glib-genmarshal in PATH if we are cross-compiling ***
2180 dnl ******************************************************************
2182 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2184 if test $cross_compiling = yes; then
2185 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2186 if test x$GLIB_GENMARSHAL = xno; then
2187 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2191 dnl **************************
2192 dnl *** Checks for gtk-doc ***
2193 dnl **************************
2195 GTK_DOC_CHECK([1.4])
2198 [AC_HELP_STRING([--enable-man],
2199 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2202 if test "${enable_man}" != no; then
2204 dnl Check for xsltproc
2206 AC_PATH_PROG([XSLTPROC], [xsltproc])
2207 if test -z "$XSLTPROC"; then
2211 dnl check for DocBook DTD and stylesheets in the local catalog.
2212 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2213 [DocBook XML DTD V4.1.2],,enable_man=no)
2214 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2215 [DocBook XSL Stylesheets],,enable_man=no)
2218 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2220 dnl ******************************
2221 dnl *** output the whole stuff ***
2222 dnl ******************************
2224 dnl this section will only be run if config.status is invoked with no
2225 dnl arguments, or with "glibconfig.h" as an argument.
2226 AC_CONFIG_COMMANDS([glibconfig.h],
2228 outfile=glibconfig.h-tmp
2229 cat > $outfile <<\_______EOF
2232 * This is a generated file. Please modify 'configure.in'
2235 #ifndef __G_LIBCONFIG_H__
2236 #define __G_LIBCONFIG_H__
2238 #include <glib/gmacros.h>
2242 if test x$glib_limits_h = xyes; then
2243 echo '#include <limits.h>' >> $outfile
2245 if test x$glib_float_h = xyes; then
2246 echo '#include <float.h>' >> $outfile
2248 if test x$glib_values_h = xyes; then
2249 echo '#include <values.h>' >> $outfile
2251 if test "$glib_header_alloca_h" = "yes"; then
2252 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2254 if test x$glib_sys_poll_h = xyes; then
2255 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2258 cat >> $outfile <<_______EOF
2262 #define G_MINFLOAT $glib_mf
2263 #define G_MAXFLOAT $glib_Mf
2264 #define G_MINDOUBLE $glib_md
2265 #define G_MAXDOUBLE $glib_Md
2266 #define G_MINSHORT $glib_ms
2267 #define G_MAXSHORT $glib_Ms
2268 #define G_MAXUSHORT $glib_Mus
2269 #define G_MININT $glib_mi
2270 #define G_MAXINT $glib_Mi
2271 #define G_MAXUINT $glib_Mui
2272 #define G_MINLONG $glib_ml
2273 #define G_MAXLONG $glib_Ml
2274 #define G_MAXULONG $glib_Mul
2279 ### this should always be true in a modern C/C++ compiler
2280 cat >>$outfile <<_______EOF
2281 typedef signed char gint8;
2282 typedef unsigned char guint8;
2286 if test -n "$gint16"; then
2287 cat >>$outfile <<_______EOF
2288 typedef signed $gint16 gint16;
2289 typedef unsigned $gint16 guint16;
2290 #define G_GINT16_MODIFIER $gint16_modifier
2291 #define G_GINT16_FORMAT $gint16_format
2292 #define G_GUINT16_FORMAT $guint16_format
2297 if test -n "$gint32"; then
2298 cat >>$outfile <<_______EOF
2299 typedef signed $gint32 gint32;
2300 typedef unsigned $gint32 guint32;
2301 #define G_GINT32_MODIFIER $gint32_modifier
2302 #define G_GINT32_FORMAT $gint32_format
2303 #define G_GUINT32_FORMAT $guint32_format
2307 cat >>$outfile <<_______EOF
2308 #define G_HAVE_GINT64 1 /* deprecated, always true */
2310 ${glib_extension}typedef signed $gint64 gint64;
2311 ${glib_extension}typedef unsigned $gint64 guint64;
2313 #define G_GINT64_CONSTANT(val) $gint64_constant
2314 #define G_GUINT64_CONSTANT(val) $guint64_constant
2317 if test x$gint64_format != x ; then
2318 cat >>$outfile <<_______EOF
2319 #define G_GINT64_MODIFIER $gint64_modifier
2320 #define G_GINT64_FORMAT $gint64_format
2321 #define G_GUINT64_FORMAT $guint64_format
2324 cat >>$outfile <<_______EOF
2325 #undef G_GINT64_MODIFIER
2326 #undef G_GINT64_FORMAT
2327 #undef G_GUINT64_FORMAT
2331 cat >>$outfile <<_______EOF
2333 #define GLIB_SIZEOF_VOID_P $glib_void_p
2334 #define GLIB_SIZEOF_LONG $glib_long
2335 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2339 cat >>$outfile <<_______EOF
2340 typedef signed $glib_size_type_define gssize;
2341 typedef unsigned $glib_size_type_define gsize;
2342 #define G_GSIZE_MODIFIER $gsize_modifier
2343 #define G_GSSIZE_FORMAT $gssize_format
2344 #define G_GSIZE_FORMAT $gsize_format
2346 #define G_MAXSIZE G_MAXU$glib_msize_type
2349 if test -z "$glib_unknown_void_p"; then
2350 cat >>$outfile <<_______EOF
2352 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2353 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2355 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2356 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2359 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2364 cat >>$outfile <<_______EOF
2373 #define G_HAVE_INLINE 1
2374 #else /* !__cplusplus */
2376 #endif /* !__cplusplus */
2379 #define G_CAN_INLINE 1
2382 if test x$g_can_inline = xyes ; then
2383 cat >>$outfile <<_______EOF
2384 #else /* !__cplusplus */
2385 #define G_CAN_INLINE 1
2389 cat >>$outfile <<_______EOF
2394 if test x$g_have_iso_c_varargs = xyes ; then
2395 cat >>$outfile <<_______EOF
2397 # define G_HAVE_ISO_VARARGS 1
2401 if test x$g_have_iso_cxx_varargs = xyes ; then
2402 cat >>$outfile <<_______EOF
2404 # define G_HAVE_ISO_VARARGS 1
2408 if test x$g_have_gnuc_varargs = xyes ; then
2409 cat >>$outfile <<_______EOF
2411 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
2412 * is passed ISO vararg support is turned off, and there is no work
2413 * around to turn it on, so we unconditionally turn it off.
2415 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
2416 # undef G_HAVE_ISO_VARARGS
2419 #define G_HAVE_GNUC_VARARGS 1
2423 case x$g_stack_grows in
2424 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
2425 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
2430 if test x$g_have_eilseq = xno; then
2431 cat >>$outfile <<_______EOF
2433 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
2434 * The correspondence between this and the corresponding definition
2435 * in libiconv is essential.
2437 # define EILSEQ ENOENT
2443 if test x$g_have_gnuc_visibility = xyes ; then
2444 cat >>$outfile <<_______EOF
2445 #define G_HAVE_GNUC_VISIBILITY 1
2446 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
2449 cat >>$outfile <<_______EOF
2450 #define G_GNUC_INTERNAL
2456 if test x$g_mutex_has_default = xyes; then
2457 cat >>$outfile <<_______EOF
2458 $g_enable_threads_def G_THREADS_ENABLED
2459 #define G_THREADS_IMPL_$g_threads_impl_def
2460 typedef struct _GStaticMutex GStaticMutex;
2461 struct _GStaticMutex
2463 struct _GMutex *runtime_mutex;
2465 char pad[[$g_mutex_sizeof]];
2466 double dummy_double;
2467 void *dummy_pointer;
2471 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
2472 #define g_static_mutex_get_mutex(mutex) \\
2473 (g_thread_use_default_impl ? ((GMutex*) ((mutex)->static_mutex.pad)) : \\
2474 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
2477 cat >>$outfile <<_______EOF
2478 $g_enable_threads_def G_THREADS_ENABLED
2479 #define G_THREADS_IMPL_$g_threads_impl_def
2480 typedef struct _GMutex* GStaticMutex;
2481 #define G_STATIC_MUTEX_INIT NULL
2482 #define g_static_mutex_get_mutex(mutex) \\
2483 (g_static_mutex_get_mutex_impl_shortcut (mutex))
2487 cat >>$outfile <<_______EOF
2488 /* This represents a system thread as used by the implementation. An
2489 * alien implementaion, as loaded by g_thread_init can only count on
2490 * "sizeof (gpointer)" bytes to store their info. We however need more
2491 * for some of our native implementations. */
2492 typedef union _GSystemThread GSystemThread;
2493 union _GSystemThread
2495 char data[[$g_system_thread_sizeof]];
2496 double dummy_double;
2497 void *dummy_pointer;
2501 if test x"$g_memory_barrier_needed" != xno; then
2503 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
2507 g_bit_sizes="16 32 64"
2508 for bits in $g_bit_sizes; do
2509 cat >>$outfile <<_______EOF
2510 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
2511 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
2512 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
2513 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
2517 cat >>$outfile <<_______EOF
2518 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
2519 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
2520 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
2521 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
2522 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
2523 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
2524 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
2525 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
2526 #define G_BYTE_ORDER $g_byte_order
2528 #define GLIB_SYSDEF_POLLIN =$g_pollin
2529 #define GLIB_SYSDEF_POLLOUT =$g_pollout
2530 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
2531 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
2532 #define GLIB_SYSDEF_POLLERR =$g_pollerr
2533 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
2535 #define G_MODULE_SUFFIX "$g_module_suffix"
2537 typedef $g_pid_type GPid;
2541 #endif /* GLIBCONFIG_H */
2545 if cmp -s $outfile glibconfig.h; then
2546 AC_MSG_NOTICE([glibconfig.h is unchanged])
2549 mv $outfile glibconfig.h
2553 # Note that if two cases are the same, case goes with the first one.
2554 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
2555 # on variable expansion in case labels. Look at the generated config.status
2558 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
2559 glib_header_alloca_h="$ac_cv_working_alloca_h"
2561 glib_header_alloca_h="$ac_cv_header_alloca_h"
2565 x$ac_cv_header_float_h)
2567 glib_mf=FLT_MIN glib_Mf=FLT_MAX
2568 glib_md=DBL_MIN glib_Md=DBL_MAX
2570 x$ac_cv_header_values_h)
2572 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
2573 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
2578 x$ac_cv_header_limits_h)
2580 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
2581 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
2582 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
2584 x$ac_cv_header_values_h)
2586 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
2587 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
2588 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
2592 if test x$ac_cv_header_sys_poll_h = xyes ; then
2597 $ac_cv_sizeof_short)
2599 gint16_modifier='"h"'
2600 gint16_format='"hi"'
2601 guint16_format='"hu"'
2605 gint16_modifier='""'
2607 guint16_format='"u"'
2611 $ac_cv_sizeof_short)
2613 gint32_modifier='"h"'
2614 gint32_format='"hi"'
2615 guint32_format='"hu"'
2619 gint32_modifier='""'
2621 guint32_format='"u"'
2625 gint32_modifier='"l"'
2626 gint32_format='"li"'
2627 guint32_format='"lu"'
2633 gint64_modifier='""'
2635 guint64_format='"u"'
2637 gint64_constant='(val)'
2638 guint64_constant='(val)'
2642 gint64_modifier='"l"'
2643 gint64_format='"li"'
2644 guint64_format='"lu"'
2646 gint64_constant='(val##L)'
2647 guint64_constant='(val##UL)'
2649 $ac_cv_sizeof_long_long)
2651 if test -n "$glib_cv_long_long_format"; then
2652 gint64_modifier='"'$glib_cv_long_long_format'"'
2653 gint64_format='"'$glib_cv_long_long_format'i"'
2654 guint64_format='"'$glib_cv_long_long_format'u"'
2656 glib_extension='G_GNUC_EXTENSION '
2657 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2658 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
2660 $ac_cv_sizeof___int64)
2662 if test -n "$glib_cv_long_long_format"; then
2663 gint64_modifier='"'$glib_cv_long_long_format'"'
2664 gint64_format='"'$glib_cv_long_long_format'i"'
2665 guint64_format='"'$glib_cv_long_long_format'u"'
2668 gint64_constant='(val##i64)'
2669 guint64_constant='(val##ui64)'
2672 glib_size_t=$ac_cv_sizeof_size_t
2673 glib_size_type_define=$glib_size_type
2674 glib_void_p=$ac_cv_sizeof_long
2675 glib_long=$ac_cv_sizeof_void_p
2677 case $glib_size_type in
2679 gsize_modifier='"h"'
2681 gssize_format='"hi"'
2682 glib_msize_type='SHRT'
2688 glib_msize_type='INT'
2691 gsize_modifier='"l"'
2693 gssize_format='"li"'
2694 glib_msize_type='LONG'
2698 gintbits=`expr $ac_cv_sizeof_int \* 8`
2699 glongbits=`expr $ac_cv_sizeof_long \* 8`
2702 case $ac_cv_sizeof_void_p in
2703 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2704 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2705 *) glib_unknown_void_p=yes ;;
2710 x$ac_cv_func_atexit)
2712 #ifdef NeXT /* @#%@! NeXTStep */
2713 # define g_ATEXIT(proc) (!atexit (proc))
2715 # define g_ATEXIT(proc) (atexit (proc))
2718 x$ac_cv_func_on_exit)
2720 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2725 x$ac_cv_func_memmove)
2727 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
2729 x$glib_cv_working_bcopy)
2731 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2732 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2736 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2737 * so we have to roll our own copy routine. */
2738 void g_memmove (void* dest, const void * src, unsigned long len);"
2743 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2744 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2745 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2749 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2750 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2754 if test x$glib_cv_va_val_copy = xno; then
2755 glib_vacopy="\$glib_vacopy
2756 #define G_VA_COPY_AS_ARRAY 1"
2759 if test x$glib_cv_hasinline = xyes; then
2760 glib_inline='#define G_HAVE_INLINE 1'
2762 if test x$glib_cv_has__inline = xyes; then
2763 glib_inline="\$glib_inline
2764 #define G_HAVE___INLINE 1"
2766 if test x$glib_cv_has__inline__ = xyes; then
2767 glib_inline="\$glib_inline
2768 #define G_HAVE___INLINE__ 1"
2771 g_have_gnuc_varargs=$g_have_gnuc_varargs
2772 g_have_iso_c_varargs=$g_have_iso_c_varargs
2773 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2775 g_can_inline=$g_can_inline
2776 g_have_gnuc_visibility=$g_have_gnuc_visibility
2779 x$ac_cv_c_bigendian)
2780 g_byte_order=G_BIG_ENDIAN
2785 g_byte_order=G_LITTLE_ENDIAN
2791 g_pollin=$glib_cv_value_POLLIN
2792 g_pollout=$glib_cv_value_POLLOUT
2793 g_pollpri=$glib_cv_value_POLLPRI
2794 g_pollhup=$glib_cv_value_POLLHUP
2795 g_pollerr=$glib_cv_value_POLLERR
2796 g_pollnval=$glib_cv_value_POLLNVAL
2798 g_stack_grows=$glib_cv_stack_grows
2800 g_have_eilseq=$have_eilseq
2802 case x$have_threads in
2803 xno) g_enable_threads_def="#undef";;
2804 *) g_enable_threads_def="#define";;
2807 g_threads_impl_def=$g_threads_impl
2809 g_mutex_has_default="$mutex_has_default"
2810 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2811 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2812 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2814 g_memory_barrier_needed="$glib_memory_barrier_needed"
2816 g_module_suffix="$glib_gmodule_suffix"
2818 g_pid_type="$glib_pid_type"
2821 glib_os="#define G_OS_BEOS"
2824 glib_os="#define G_OS_UNIX
2825 #define G_PLATFORM_WIN32
2826 #define G_WITH_CYGWIN"
2829 glib_os="#define G_OS_WIN32
2830 #define G_PLATFORM_WIN32"
2833 glib_os="#define G_OS_UNIX"
2840 glib-2.0-uninstalled.pc
2842 gmodule-export-2.0.pc
2843 gmodule-no-export-2.0.pc
2844 gmodule-2.0-uninstalled.pc
2845 gmodule-no-export-2.0-uninstalled.pc
2847 gthread-2.0-uninstalled.pc
2849 gobject-2.0-uninstalled.pc
2854 build/win32/Makefile
2855 build/win32/dirent/Makefile
2856 build/win32/vs8/Makefile
2858 glib/libcharset/Makefile
2859 glib/gnulib/Makefile
2861 gmodule/gmoduleconf.h
2863 gobject/glib-mkenums
2867 docs/reference/Makefile
2868 docs/reference/glib/Makefile
2869 docs/reference/glib/version.xml
2870 docs/reference/gobject/Makefile
2871 docs/reference/gobject/version.xml
2873 tests/gobject/Makefile
2874 tests/refcount/Makefile
2878 AC_CONFIG_COMMANDS([chmod-scripts],
2879 [chmod 0755 glib-zip
2880 chmod 0755 glib-gettextize
2881 chmod 0755 gobject/glib-mkenums])
2883 # we want to invoke this macro solely so that the config.status script
2884 # and automake generated makefiles know about these generated files.
2885 # They are only needed to distcheck the package
2894 gmodule/makefile.msc
2896 gobject/makefile.msc
2898 gthread/makefile.msc