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], [10])
30 m4_define([glib_micro_version], [1])
31 m4_define([glib_interface_age], [1])
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 bs ca cs cy da de el en_CA en_GB eo es et eu fa fi fr ga gl gu he hi hr hu id is it ja ko ku lt lv mk ml mn ms nb ne nl nn no 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=$glib_save_CFLAGS
516 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
518 # Checks for header files.
521 # Checks for library functions.
525 AC_CHECK_FUNCS(posix_memalign)
526 AC_CHECK_FUNCS(memalign)
527 AC_CHECK_FUNCS(valloc)
529 AC_CHECK_FUNCS(atexit on_exit)
531 AC_CHECK_SIZEOF(char)
532 AC_CHECK_SIZEOF(short)
533 AC_CHECK_SIZEOF(long)
535 AC_CHECK_SIZEOF(void *)
536 AC_CHECK_SIZEOF(long long)
537 AC_CHECK_SIZEOF(__int64)
539 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
543 *** GLib requires a 64 bit type. You might want to consider
544 *** using the GNU C compiler.
548 if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
549 # long long is a 64 bit integer.
550 AC_MSG_CHECKING(for format to printf and scanf a guint64)
551 AC_CACHE_VAL(glib_cv_long_long_format,[
552 for format in ll q I64; do
553 AC_TRY_RUN([#include <stdio.h>
556 long long b, a = -0x3AFAFAFAFAFAFAFALL;
558 sprintf (buffer, "%${format}u", a);
559 sscanf (buffer, "%${format}u", &b);
563 [glib_cv_long_long_format=${format}
567 if test -n "$glib_cv_long_long_format"; then
568 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
569 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
570 if test x"$glib_cv_long_long_format" = xI64; then
571 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
576 elif test x$ac_cv_sizeof___int64 = x8; then
577 # __int64 is a 64 bit integer.
578 AC_MSG_CHECKING(for format to printf and scanf a guint64)
579 # We know this is MSVCRT.DLL, and what the formats are
580 glib_cv_long_long_format=I64
581 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
582 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
583 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
586 dnl long doubles were not used, and a portability problem
590 dnl ok, here we try to check whether the systems prototypes for
591 dnl malloc and friends actually match the prototypes provided
592 dnl by gmem.h (keep in sync). i currently only know how to check
593 dnl this reliably with gcc (-Werror), improvements for other
594 dnl compilers are apprechiated.
595 SANE_MALLOC_PROTOS=no
596 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
597 glib_save_CFLAGS=$CFLAGS
598 if test "x$GCC" = "xyes"; then
599 CFLAGS="$CFLAGS -Werror"
600 AC_TRY_COMPILE([#include <stdlib.h>], [
601 void* (*my_calloc_p) (size_t, size_t) = calloc;
602 void* (*my_malloc_p) (size_t) = malloc;
603 void (*my_free_p) (void*) = free;
604 void* (*my_realloc_p) (void*, size_t) = realloc;
610 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
611 [Define if you have correct malloc prototypes])
612 SANE_MALLOC_PROTOS=yes)
614 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
615 CFLAGS=$glib_save_CFLAGS
618 dnl check in which direction the stack grows
620 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
622 volatile int *a = 0, *b = 0;
624 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
625 void foo (void) { volatile int x = 5; b = &x; }
627 glib_cv_stack_grows=no
629 glib_cv_stack_grows=yes
633 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
634 dnl truely know which ones of `inline', `__inline' and `__inline__' are
635 dnl actually supported.
636 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
638 __inline int foo () { return 0; }
639 int main () { return foo (); }
641 glib_cv_has__inline=yes
643 glib_cv_has__inline=no
646 case x$glib_cv_has__inline in
647 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
649 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
651 __inline__ int foo () { return 0; }
652 int main () { return foo (); }
654 glib_cv_has__inline__=yes
656 glib_cv_has__inline__=no
659 case x$glib_cv_has__inline__ in
660 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
662 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
665 inline int foo () { return 0; }
666 int main () { return foo (); }
668 glib_cv_hasinline=yes
673 case x$glib_cv_hasinline in
674 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
677 # if we can use inline functions in headers
678 AC_MSG_CHECKING(if inline functions in headers work)
680 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
682 # define inline __inline__
683 #elif !defined (G_HAVE_INLINE)
685 # if defined (G_HAVE___INLINE__)
686 # define inline __inline__
687 # elif defined (G_HAVE___INLINE)
688 # define inline __inline
692 int glib_test_func2 (int);
695 glib_test_func1 (void) {
696 return glib_test_func2 (1);
702 }],[g_can_inline=yes],[g_can_inline=no])
703 AC_MSG_RESULT($g_can_inline)
705 dnl *** check for working do while(0) macros ***
706 AC_CACHE_CHECK([for working do while(0) macros], g_support_dowhile_macros, [
708 #define STMT_START do
709 #define STMT_END while(0)
710 #define STMT_TEST STMT_START { i = 0; } STMT_END
711 int main(void) { int i = 1; STMT_TEST; return i; }],
712 [g_support_dowhile_macros=yes],
713 [g_support_dowhile_macros=no],
714 [g_support_dowhile_macros=yes])
716 if test x$g_support_dowhile_macros = xyes; then
717 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
720 # check for flavours of varargs macros
721 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
723 int a(int p1, int p2, int p3);
724 #define call_a(...) a(1,__VA_ARGS__)
726 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
727 AC_MSG_RESULT($g_have_iso_c_varargs)
729 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
730 if test "$CXX" = ""; then
732 g_have_iso_cxx_varargs=no
736 int a(int p1, int p2, int p3);
737 #define call_a(...) a(1,__VA_ARGS__)
739 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
742 AC_MSG_RESULT($g_have_iso_cxx_varargs)
744 AC_MSG_CHECKING(for GNUC varargs macros)
746 int a(int p1, int p2, int p3);
747 #define call_a(params...) a(1,params)
749 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
750 AC_MSG_RESULT($g_have_gnuc_varargs)
752 # check for GNUC visibility support
753 AC_MSG_CHECKING(for GNUC visibility attribute)
754 GLIB_CHECK_COMPILE_WARNINGS([
756 __attribute__ ((visibility ("hidden")))
761 __attribute__ ((visibility ("internal")))
766 __attribute__ ((visibility ("protected")))
771 __attribute__ ((visibility ("default")))
775 int main (int argc, char **argv)
783 ],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
784 AC_MSG_RESULT($g_have_gnuc_visibility)
785 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
787 # check for bytesex stuff
790 # check for header files
791 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h])
792 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
793 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h sched.h malloc.h])
795 # Checks for libcharset
798 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
799 AC_CHECK_FUNCS(setlocale)
801 # check additional type sizes
802 AC_CHECK_SIZEOF(size_t)
804 dnl Try to figure out whether gsize, gssize should be long or int
805 AC_MSG_CHECKING([for the appropriate definition for size_t])
807 case $ac_cv_sizeof_size_t in
817 *) AC_MSG_ERROR([No type matching size_t in size])
821 dnl If int/long are the same size, we see which one produces
822 dnl warnings when used in the location as size_t. (This matters
825 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
826 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
827 GLIB_CHECK_COMPILE_WARNINGS([
828 #if defined(_AIX) && !defined(__GNUC__)
829 #pragma options langlvl=stdc89
835 unsigned int *size_int = &s;
836 return (int)*size_int;
838 ],glib_size_type=int,
839 [GLIB_CHECK_COMPILE_WARNINGS([
840 #if defined(_AIX) && !defined(__GNUC__)
841 #pragma options langlvl=stdc89
847 unsigned long *size_long = &s;
848 return (int)*size_long;
850 ],glib_size_type=long)])
853 AC_MSG_RESULT(unsigned $glib_size_type)
855 # Check for some functions
856 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep vasprintf setenv unsetenv getc_unlocked readlink symlink)
858 AC_CHECK_HEADERS(crt_externs.h)
859 AC_CHECK_FUNCS(_NSGetEnviron)
861 AC_FUNC_VSNPRINTF_C99
862 AC_FUNC_PRINTF_UNIX98
865 # Check whether to use an included printf
868 AC_ARG_ENABLE(included-printf,
869 [AC_HELP_STRING([--enable-included-printf],
870 [use included printf [default=auto]])],
871 enable_included_printf="$enableval")
873 need_included_printf=no
874 if test "x$enable_included_printf" = "xyes" ; then
875 need_included_printf=yes
877 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
878 need_included_printf=yes
880 if test "$ac_cv_func_printf_unix98" != "yes" ; then
881 need_included_printf=yes
883 if test "x$ac_cv_sizeof_long_long" = "x8" &&
884 test -z "$glib_cv_long_long_format" ; then
885 need_included_printf=yes
888 if test "x$enable_included_printf" = "xno" &&
889 test "x$need_included_printf" = "xyes" ; then
891 *** Your C library's printf doesn't appear to have the features that
892 *** GLib needs, but you specified --enable-included-printf=no.])
895 enable_included_printf=$need_included_printf
897 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
898 if test "$enable_included_printf" != "yes" ; then
899 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
901 if test -z "$glib_cv_long_long_format" ; then
902 glib_cv_long_long_format="ll"
904 AC_DEFINE(HAVE_VASPRINTF,1)
907 # Checks needed for gnulib vasnprintf
914 AC_CHECK_TYPES(ptrdiff_t)
916 AC_CHECK_FUNCS(snprintf)
919 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
920 # The check is borrowed from the PERL Configure script.
921 if test "$ac_cv_func_memmove" != "yes"; then
922 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
923 glib_cv_working_bcopy,[AC_TRY_RUN([
925 char buf[128], abc[128], *b;
927 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
928 for (align = 7; align >= 0; align--) {
929 for (len = 36; len; len--) {
930 b = buf+align; bcopy(abc, b, len);
931 for (off = 1; off <= len; off++) {
932 bcopy(b, b+off, len); bcopy(b+off, b, len);
933 if (bcmp(b, abc, len)) return(1);
938 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
940 GLIB_ASSERT_SET(glib_cv_working_bcopy)
941 if test "$glib_cv_working_bcopy" = "yes"; then
942 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
946 # Check for sys_errlist
947 AC_MSG_CHECKING(for sys_errlist)
949 extern char *sys_errlist[];
951 sys_errlist[sys_nerr-1][0] = 0;
952 ], glib_ok=yes, glib_ok=no)
953 AC_MSG_RESULT($glib_ok)
954 if test "$glib_ok" = "no"; then
955 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
958 # Check for sys_siglist
959 AC_MSG_CHECKING(for sys_siglist)
961 extern char *sys_siglist[];
962 exit (sys_siglist[0]);
963 ], glib_ok=yes, glib_ok=no)
964 AC_MSG_RESULT($glib_ok)
965 if test "$glib_ok" = "no"; then
966 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
969 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
970 AC_MSG_CHECKING(for sys_siglist declaration)
971 AC_TRY_COMPILE([#include <signal.h>], [
972 strlen (sys_siglist[0]);
973 ], glib_ok=yes, glib_ok=no)
974 AC_MSG_RESULT($glib_ok)
975 if test "$glib_ok" = "no"; then
976 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
979 # Check if <sys/select.h> needs to be included for fd_set
980 AC_MSG_CHECKING([for fd_set])
981 AC_TRY_COMPILE([#include <sys/types.h>],
982 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
983 if test "$gtk_ok" = "yes"; then
984 AC_MSG_RESULT([yes, found in sys/types.h])
986 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
987 if test "$gtk_ok" = "yes"; then
988 # *** FIXME: give it a different name
989 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
990 AC_MSG_RESULT([yes, found in sys/select.h])
992 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
997 dnl *** check for sane realloc() ***
998 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
999 AC_TRY_RUN([#include <stdlib.h>
1001 return realloc (0, sizeof (int)) == 0;
1003 [glib_cv_sane_realloc=yes],
1004 [glib_cv_sane_realloc=no],
1005 [glib_cv_sane_realloc=yes])
1007 if test x$glib_cv_sane_realloc = xyes; then
1008 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1011 dnl Check for nl_langinfo and CODESET
1013 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
1014 AC_TRY_COMPILE([#include <langinfo.h>],
1015 [char *codeset = nl_langinfo (CODESET);],
1016 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1019 AC_MSG_RESULT($have_codeset)
1022 dnl ****************************************
1023 dnl *** posix_memalign ***
1024 dnl ****************************************
1025 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1026 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1027 glib_cv_compliant_posix_memalign=0
1028 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1030 #define _XOPEN_SOURCE 600
1031 #include <stdlib.h> /* posix_memalign() should be defined here */
1032 /* some systems break if #include <malloc.h> used */
1033 static void test_memalign (size_t boundary, size_t size) {
1035 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1041 test_memalign ( 128, 128 - 2 * sizeof (void*));
1042 test_memalign ( 256, 256 - 2 * sizeof (void*));
1043 test_memalign ( 512, 512 - 2 * sizeof (void*));
1044 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1045 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1046 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1047 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1048 test_memalign (16384, 16384 - 2 * sizeof (void*));
1049 test_memalign (32768, 32768 - 2 * sizeof (void*));
1050 exit (0); /* success */
1053 [glib_cv_compliant_posix_memalign=1], [], [:])
1057 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1059 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1065 dnl ****************************************
1066 dnl *** strlcpy/strlcat ***
1067 dnl ****************************************
1069 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1070 AC_TRY_RUN([#include <stdlib.h>
1074 (void) strlcpy (p, "hi", 10);
1075 if (strlcat (p, "bye", 0) != 3)
1078 }], glib_cv_have_strlcpy=yes,
1079 glib_cv_have_strlcpy=no,
1080 glib_cv_have_strlcpy=no)])
1081 if test "$glib_cv_have_strlcpy" = "yes"; then
1082 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1086 dnl **********************
1087 dnl *** va_copy checks ***
1088 dnl **********************
1089 dnl we currently check for all three va_copy possibilities, so we get
1090 dnl all results in config.log for bug reports.
1091 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1092 AC_LINK_IFELSE([#include <stdarg.h>
1093 void f (int i, ...) {
1094 va_list args1, args2;
1095 va_start (args1, i);
1096 va_copy (args2, args1);
1097 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1099 va_end (args1); va_end (args2);
1105 [glib_cv_va_copy=yes],
1106 [glib_cv_va_copy=no])
1108 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1109 AC_LINK_IFELSE([#include <stdarg.h>
1110 void f (int i, ...) {
1111 va_list args1, args2;
1112 va_start (args1, i);
1113 __va_copy (args2, args1);
1114 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1116 va_end (args1); va_end (args2);
1122 [glib_cv___va_copy=yes],
1123 [glib_cv___va_copy=no])
1126 if test "x$glib_cv_va_copy" = "xyes"; then
1127 g_va_copy_func=va_copy
1128 else if test "x$glib_cv___va_copy" = "xyes"; then
1129 g_va_copy_func=__va_copy
1133 if test -n "$g_va_copy_func"; then
1134 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1137 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1138 AC_TRY_RUN([#include <stdarg.h>
1139 void f (int i, ...) {
1140 va_list args1, args2;
1141 va_start (args1, i);
1143 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1145 va_end (args1); va_end (args2);
1151 [glib_cv_va_val_copy=yes],
1152 [glib_cv_va_val_copy=no],
1153 [glib_cv_va_val_copy=yes])
1156 if test "x$glib_cv_va_val_copy" = "xno"; then
1157 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1160 dnl ***********************
1161 dnl *** g_module checks ***
1162 dnl ***********************
1164 G_MODULE_LIBS_EXTRA=
1165 G_MODULE_PLUGIN_LIBS=
1166 if test x"$glib_native_win32" = xyes; then
1167 dnl No use for this on Win32
1170 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1172 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1173 G_MODULE_NEED_USCORE=0
1174 G_MODULE_BROKEN_RTLD_GLOBAL=0
1175 G_MODULE_HAVE_DLERROR=0
1176 dnl *** force native WIN32 shared lib loader
1177 if test -z "$G_MODULE_IMPL"; then
1179 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1182 dnl *** force native AIX library loader
1183 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1184 if test -z "$G_MODULE_IMPL"; then
1186 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1189 dnl *** dlopen() and dlsym() in system libraries
1190 if test -z "$G_MODULE_IMPL"; then
1191 AC_CHECK_FUNC(dlopen,
1192 [AC_CHECK_FUNC(dlsym,
1193 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1196 dnl *** load_image (BeOS)
1197 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1198 AC_CHECK_LIB(root, load_image,
1199 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1200 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1201 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1202 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1205 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1206 if test -z "$G_MODULE_IMPL"; then
1207 AC_CHECK_FUNC(NSLinkModule,
1208 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1209 G_MODULE_NEED_USCORE=1],
1212 dnl *** dlopen() and dlsym() in libdl
1213 if test -z "$G_MODULE_IMPL"; then
1214 AC_CHECK_LIB(dl, dlopen,
1215 [AC_CHECK_LIB(dl, dlsym,
1217 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1220 dnl *** shl_load() in libdld (HP-UX)
1221 if test -z "$G_MODULE_IMPL"; then
1222 AC_CHECK_LIB(dld, shl_load,
1223 [G_MODULE_LIBS=-ldld
1224 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1227 dnl *** additional checks for G_MODULE_IMPL_DL
1228 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1230 LDFLAGS_orig="$LDFLAGS"
1231 LIBS="$G_MODULE_LIBS $LIBS"
1232 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1233 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1234 echo "void glib_plugin_test(void) { }" > plugin.c
1235 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1236 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1237 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1238 glib_cv_rtldglobal_broken,[
1242 # define RTLD_GLOBAL 0
1245 # define RTLD_LAZY 0
1247 int glib_plugin_test;
1249 void *handle, *global, *local;
1250 global = &glib_plugin_test;
1251 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1252 if (!handle) return 0;
1253 local = dlsym (handle, "glib_plugin_test");
1254 return global == local;
1256 [glib_cv_rtldglobal_broken=no],
1257 [glib_cv_rtldglobal_broken=yes],
1258 [glib_cv_rtldglobal_broken=no])
1259 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1260 rmdir .libs 2>/dev/null
1262 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1263 G_MODULE_BROKEN_RTLD_GLOBAL=1
1265 G_MODULE_BROKEN_RTLD_GLOBAL=0
1267 dnl *** check whether we need preceeding underscores
1268 AC_CACHE_CHECK([for preceeding underscore in symbols],
1270 AC_TRY_RUN([#include <dlfcn.h>
1271 int glib_underscore_test (void) { return 42; }
1273 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1274 handle = dlopen ((void*)0, 0);
1276 f1 = dlsym (handle, "glib_underscore_test");
1277 f2 = dlsym (handle, "_glib_underscore_test");
1278 } return (!f2 || f1);
1280 [glib_cv_uscore=yes],
1281 [glib_cv_uscore=no],
1283 rm -f plugin.c plugin.$ac_objext plugin.lo
1285 GLIB_ASSERT_SET(glib_cv_uscore)
1286 if test "x$glib_cv_uscore" = "xyes"; then
1287 G_MODULE_NEED_USCORE=1
1289 G_MODULE_NEED_USCORE=0
1292 LDFLAGS="$LDFLAGS_orig"
1293 dnl *** check for having dlerror()
1294 AC_CHECK_FUNC(dlerror,
1295 [G_MODULE_HAVE_DLERROR=1],
1296 [G_MODULE_HAVE_DLERROR=0])
1299 dnl *** done, have we got an implementation?
1300 if test -z "$G_MODULE_IMPL"; then
1302 G_MODULE_SUPPORTED=false
1304 G_MODULE_SUPPORTED=true
1307 AC_MSG_CHECKING(for the suffix of shared libraries)
1309 hpux9* | hpux10* | hpux11*) # taken from ltconfig
1312 glib_gmodule_suffix='sl'
1315 glib_gmodule_suffix='so'
1320 glib_gmodule_suffix='dll'
1323 glib_gmodule_suffix='a'
1326 glib_gmodule_suffix='dylib'
1329 glib_gmodule_suffix='so'
1332 AC_MSG_RESULT(.$glib_gmodule_suffix)
1334 AC_SUBST(G_MODULE_SUPPORTED)
1335 AC_SUBST(G_MODULE_IMPL)
1336 AC_SUBST(G_MODULE_LIBS)
1337 AC_SUBST(G_MODULE_LIBS_EXTRA)
1338 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1339 AC_SUBST(G_MODULE_LDFLAGS)
1340 AC_SUBST(G_MODULE_HAVE_DLERROR)
1341 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1342 AC_SUBST(G_MODULE_NEED_USCORE)
1343 AC_SUBST(GLIB_DEBUG_FLAGS)
1345 dnl **********************
1346 dnl *** g_spawn checks ***
1347 dnl **********************
1349 AC_MSG_CHECKING(for gspawn implementation)
1352 GSPAWN=gspawn-win32.lo
1358 AC_MSG_RESULT($GSPAWN)
1361 dnl *************************
1362 dnl *** GIOChannel checks ***
1363 dnl *************************
1365 AC_MSG_CHECKING(for GIOChannel implementation)
1377 dnl ****************************************
1378 dnl *** platform dependent source checks ***
1379 dnl ****************************************
1381 AC_MSG_CHECKING(for platform-dependent source)
1383 *-*-cygwin*|*-*-mingw*)
1384 PLATFORMDEP=gwin32.lo
1390 AC_MSG_RESULT($PLATFORMDEP)
1391 AC_SUBST(PLATFORMDEP)
1393 AC_MSG_CHECKING([whether to compile timeloop])
1395 *-*-cygwin*|*-*-mingw*)
1402 AC_MSG_RESULT($enable_timeloop)
1403 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1405 AC_MSG_CHECKING([if building for some Win32 platform])
1407 *-*-mingw*|*-*-cygwin*)
1414 AC_MSG_RESULT($platform_win32)
1415 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1417 dnl ***********************
1418 dnl *** g_thread checks ***
1419 dnl ***********************
1421 AC_ARG_WITH(threads,
1422 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1423 [specify a thread implementation to use])],
1424 [if test "x$with_threads" = x; then
1427 want_threads=$with_threads
1430 if test "x$enable_threads" = "xno"; then
1434 dnl error and warning message
1435 dnl *************************
1437 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1438 computer. GLib will not have a default thread implementation."
1440 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1441 platform (normally it's "_REENTRANT"). I'll not use any flag on
1442 compilation now, but then your programs might not work.
1443 Please provide information on how it is done on your system."
1445 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1448 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1449 provide information on your thread implementation.
1450 You can also run 'configure --disable-threads'
1451 to compile without thread support."
1453 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1454 functions will not be MT-safe during their first call because
1455 there is no working 'getpwuid_r' on your system."
1457 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1458 because there is no 'localtime_r' on your system."
1460 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1461 crude surrogate will be used. If you happen to know a
1462 yield function for your system, please inform the GLib
1465 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1466 threads on your system. Thus threads can only have the default
1467 priority. If you happen to know these main/max
1468 priorities, please inform the GLib developers."
1470 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1471 linking threaded applications. As GLib cannot do that
1472 automatically, you will get an linkg error everytime you are
1473 not using the right compiler. In that case you have to relink
1474 with the right compiler. Ususally just '_r' is appended
1475 to the compiler name."
1477 dnl determination of thread implementation
1478 dnl ***************************************
1480 # have_threads=no means no thread support
1481 # have_threads=none means no default thread implementation
1484 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1485 || test "x$want_threads" = xdce; then
1486 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1487 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1488 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1489 glib_save_CPPFLAGS="$CPPFLAGS"
1490 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1491 if test "x$have_threads" = xno; then
1492 AC_TRY_COMPILE([#include <pthread.h>],
1493 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1496 if test "x$have_threads" = xno; then
1497 AC_TRY_COMPILE([#include <pthread.h>],
1499 pthread_mutex_init (&m, pthread_mutexattr_default);],
1502 # Tru64Unix requires -pthread to find pthread.h. See #103020
1503 CPPFLAGS="$CPPFLAGS -pthread"
1504 if test "x$have_threads" = xno; then
1505 AC_TRY_COMPILE([#include <pthread.h>],
1506 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1509 CPPFLAGS="$glib_save_CPPFLAGS"
1511 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1518 if test "x$want_threads" = xnone; then
1522 AC_MSG_CHECKING(for thread implementation)
1524 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1525 AC_MSG_RESULT(none available)
1526 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1528 AC_MSG_RESULT($have_threads)
1532 dnl determination of G_THREAD_CFLAGS
1533 dnl ********************************
1536 G_THREAD_LIBS_EXTRA=
1540 dnl Test program for basic POSIX threads functionality
1542 m4_define([glib_thread_test],[
1543 #include <pthread.h>
1545 void* func(void* data) {check_me = 42; return &check_me;}
1549 pthread_create (&t, $1, func, 0);
1550 pthread_join (t, &ret);
1551 exit (check_me != 42 || ret != &check_me);
1555 dnl Test program for sched_get_priority_min()
1557 m4_define([glib_sched_priority_test],[
1562 return sched_get_priority_min(SCHED_OTHER)==-1
1566 if test x"$have_threads" != xno; then
1568 if test x"$have_threads" = xposix; then
1569 # First we test for posix, whether -pthread or -pthreads do the trick as
1570 # both CPPFLAG and LIBS.
1571 # One of them does for most gcc versions and some other platforms/compilers
1572 # too and could be considered as the canonical way to go.
1574 *-*-cygwin*|*-*-darwin*)
1575 # skip cygwin and darwin -pthread or -pthreads test
1578 for flag in pthread pthreads mt; do
1579 glib_save_CFLAGS="$CFLAGS"
1580 CFLAGS="$CFLAGS -$flag"
1581 AC_TRY_RUN(glib_thread_test(0),
1582 glib_flag_works=yes,
1584 [AC_LINK_IFELSE(glib_thread_test(0),
1585 glib_flag_works=yes,
1586 glib_flag_works=no)])
1587 CFLAGS="$glib_save_CFLAGS"
1588 if test $glib_flag_works = yes ; then
1589 G_THREAD_CFLAGS=-$flag
1590 G_THREAD_LIBS=-$flag
1597 if test x"$G_THREAD_CFLAGS" = x; then
1599 # The canonical -pthread[s] does not work. Try something different.
1603 if test x"$GCC" = xyes; then
1604 # GCC 3.0 and above needs -pthread.
1605 # Should be coverd by the case above.
1606 # GCC 2.x and below needs -mthreads
1607 G_THREAD_CFLAGS="-mthreads"
1608 G_THREAD_LIBS=$G_THREAD_CFLAGS
1610 # We are probably using the aix compiler. Normaly a
1611 # program would have to be compiled with the _r variant
1612 # of the corresponding compiler, but we as GLib cannot
1613 # do that: but the good news is that for compiling the
1614 # only difference is the added -D_THREAD_SAFE compile
1615 # option. This is according to the "C for AIX User's
1617 G_THREAD_CFLAGS="-D_THREAD_SAFE"
1621 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
1624 # So we are using dce threads. posix threads are already
1626 G_THREAD_CFLAGS="-threads"
1627 G_THREAD_LIBS=$G_THREAD_CFLAGS
1629 *-sysv5uw7*) # UnixWare 7
1630 # We are not using gcc with -pthread. Catched above.
1631 G_THREAD_CFLAGS="-Kthread"
1632 G_THREAD_LIBS=$G_THREAD_CFLAGS
1635 # No flag needed when using MSVCRT.DLL
1639 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
1645 # if we are not finding the localtime_r function, then we probably are
1646 # not using the proper multithread flag
1648 glib_save_CPPFLAGS="$CPPFLAGS"
1649 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1651 # First we test, whether localtime_r is declared in time.h
1652 # directly. Then we test whether a macro localtime_r exists, in
1653 # which case localtime_r in the test program is replaced and thus
1654 # if we still find localtime_r in the output, it is not defined as
1657 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1658 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1660 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1662 CPPFLAGS="$glib_save_CPPFLAGS"
1664 AC_MSG_CHECKING(thread related cflags)
1665 AC_MSG_RESULT($G_THREAD_CFLAGS)
1666 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1669 dnl determination of G_THREAD_LIBS
1670 dnl ******************************
1672 mutex_has_default=no
1673 case $have_threads in
1675 glib_save_CPPFLAGS="$CPPFLAGS"
1676 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1677 if test x"$G_THREAD_LIBS" = x; then
1680 # We are not using gcc (would have set G_THREAD_LIBS) and thus
1681 # probably using the aix compiler.
1682 AC_MSG_WARN($AIX_COMPILE_INFO)
1686 glib_save_LIBS="$LIBS"
1687 for thread_lib in "" pthread pthread32 pthreads thread dce; do
1688 if test x"$thread_lib" = x; then
1692 add_thread_lib="-l$thread_lib"
1693 IN=" in -l$thread_lib"
1695 if test x"$have_threads" = xposix; then
1698 defattr=pthread_attr_default
1701 LIBS="$add_thread_lib $glib_save_LIBS"
1703 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1704 AC_TRY_RUN(glib_thread_test($defattr),
1707 [AC_LINK_IFELSE(glib_thread_test($defattr),
1710 AC_MSG_RESULT($glib_result)
1712 if test "$glib_result" = "yes" ; then
1713 G_THREAD_LIBS="$add_thread_lib"
1717 if test "x$G_THREAD_LIBS" = xerror; then
1718 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1720 LIBS="$glib_save_LIBS"
1725 glib_save_LIBS="$LIBS"
1726 for thread_lib in "" rt rte; do
1727 if test x"$thread_lib" = x; then
1731 add_thread_lib="-l$thread_lib"
1732 IN=" in -l$thread_lib"
1734 LIBS="$add_thread_lib $glib_save_LIBS"
1736 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1737 AC_TRY_RUN(glib_sched_priority_test,
1740 [AC_LINK_IFELSE(glib_sched_priority_test,
1743 AC_MSG_RESULT($glib_result)
1745 if test "$glib_result" = "yes" ; then
1746 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1747 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1748 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1752 LIBS="$glib_save_LIBS"
1753 mutex_has_default=yes
1754 mutex_default_type='pthread_mutex_t'
1755 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1756 mutex_header_file='pthread.h'
1757 if test "x$have_threads" = "xposix"; then
1758 g_threads_impl="POSIX"
1760 g_threads_impl="DCE"
1761 have_threads="posix"
1763 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1764 CPPFLAGS="$glib_save_CPPFLAGS"
1767 g_threads_impl="WIN32"
1770 g_threads_impl="NONE"
1773 g_threads_impl="NONE"
1778 if test "x$G_THREAD_LIBS" = xerror; then
1779 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1784 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
1785 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1791 AC_MSG_CHECKING(thread related libraries)
1792 AC_MSG_RESULT($G_THREAD_LIBS)
1794 dnl check for mt safe function variants and some posix functions
1795 dnl ************************************************************
1797 if test x"$have_threads" != xno; then
1798 glib_save_LIBS="$LIBS"
1799 # we are not doing the following for now, as this might require glib
1800 # to always be linked with the thread libs on some platforms.
1801 # LIBS="$LIBS $G_THREAD_LIBS"
1802 AC_CHECK_FUNCS(localtime_r)
1803 if test "$ac_cv_header_pwd_h" = "yes"; then
1804 AC_CACHE_CHECK([for posix getpwuid_r],
1805 ac_cv_func_posix_getpwuid_r,
1811 struct passwd pwd, *pwptr = &pwd;
1814 error = getpwuid_r (0, &pwd, buffer,
1815 sizeof (buffer), &pwptr);
1816 return (error < 0 && errno == ENOSYS)
1819 [ac_cv_func_posix_getpwuid_r=yes],
1820 [ac_cv_func_posix_getpwuid_r=no])])
1821 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
1822 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1823 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1824 [Have POSIX function getpwuid_r])
1826 AC_CACHE_CHECK([for nonposix getpwuid_r],
1827 ac_cv_func_nonposix_getpwuid_r,
1828 [AC_TRY_LINK([#include <pwd.h>],
1829 [char buffer[10000];
1831 getpwuid_r (0, &pwd, buffer,
1833 [ac_cv_func_nonposix_getpwuid_r=yes],
1834 [ac_cv_func_nonposix_getpwuid_r=no])])
1835 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
1836 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1837 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1838 [Have non-POSIX function getpwuid_r])
1842 LIBS="$G_THREAD_LIBS $LIBS"
1843 if test x"$have_threads" = xposix; then
1844 glib_save_CPPFLAGS="$CPPFLAGS"
1845 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1846 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1847 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1848 # This is not AC_CHECK_FUNC to also work with function
1849 # name mangling in header files.
1850 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1851 AC_TRY_LINK([#include <pthread.h>],
1852 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1854 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1855 [Have function pthread_attr_setstacksize])],
1856 [AC_MSG_RESULT(no)])
1857 AC_MSG_CHECKING(for minimal/maximal thread priority)
1858 if test x"$posix_priority_min" = x; then
1859 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1861 posix_priority_min=PX_PRIO_MIN
1862 posix_priority_max=PX_PRIO_MAX])
1864 if test x"$posix_priority_min" = x; then
1866 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
1867 PTHREAD_PRIO_MIN],,[
1868 posix_priority_min=PTHREAD_PRIO_MIN
1869 posix_priority_max=PTHREAD_PRIO_MAX])
1871 if test x"$posix_priority_min" = x; then
1872 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1874 posix_priority_min=PRI_OTHER_MIN
1875 posix_priority_max=PRI_OTHER_MAX])
1877 if test x"$posix_priority_min" = x; then
1878 AC_MSG_RESULT(none found)
1879 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1880 posix_priority_min=-1
1881 posix_priority_max=-1
1883 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1884 AC_MSG_CHECKING(for pthread_setschedparam)
1885 AC_TRY_LINK([#include <pthread.h>],
1886 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
1888 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1889 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
1891 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
1893 posix_yield_func=none
1894 AC_MSG_CHECKING(for posix yield function)
1895 for yield_func in sched_yield pthread_yield_np pthread_yield \
1897 AC_TRY_LINK([#include <pthread.h>],
1899 [posix_yield_func="$yield_func"
1902 if test x"$posix_yield_func" = xnone; then
1903 AC_MSG_RESULT(none found)
1904 AC_MSG_WARN($POSIX_NO_YIELD)
1905 posix_yield_func="g_usleep(1000)"
1907 AC_MSG_RESULT($posix_yield_func)
1908 posix_yield_func="$posix_yield_func()"
1910 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1911 CPPFLAGS="$glib_save_CPPFLAGS"
1913 elif test x"$have_threads" = xwin32; then
1914 # It's a pointer to a private struct
1915 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1918 LIBS="$glib_save_LIBS"
1920 # now spit out all the warnings.
1921 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1922 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1923 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1925 if test "$ac_cv_func_localtime_r" != "yes"; then
1926 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1930 if test x"$glib_cv_sizeof_system_thread" = x; then
1931 # use a pointer as a fallback.
1932 GLIB_SIZEOF(,void *, system_thread)
1936 # Hack to deal with:
1938 # a) GCC < 3.3 for Linux doesn't include -lpthread when
1939 # building shared libraries with linux.
1943 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
1946 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
1950 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1951 [Source file containing theread implementation])
1952 AC_SUBST(G_THREAD_CFLAGS)
1953 AC_SUBST(G_THREAD_LIBS)
1954 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
1955 AC_SUBST(G_THREAD_LIBS_EXTRA)
1957 dnl **********************************************
1958 dnl *** GDefaultMutex setup and initialization ***
1959 dnl **********************************************
1961 dnl if mutex_has_default = yes, we also got
1962 dnl mutex_default_type, mutex_default_init and mutex_header_file
1963 if test $mutex_has_default = yes ; then
1964 glib_save_CPPFLAGS="$CPPFLAGS"
1965 glib_save_LIBS="$LIBS"
1966 LIBS="$G_THREAD_LIBS $LIBS"
1967 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1968 GLIB_SIZEOF([#include <$mutex_header_file>],
1969 $mutex_default_type,
1971 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1972 $mutex_default_type,
1974 $glib_cv_sizeof_gmutex,
1975 $mutex_default_init)
1976 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1977 mutex_has_default=no
1979 CPPFLAGS="$glib_save_CPPFLAGS"
1980 LIBS="$glib_save_LIBS"
1983 dnl ********************************
1984 dnl *** g_atomic_* tests for gcc ***
1985 dnl ********************************
1987 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
1989 if test x"$GCC" = xyes; then
1992 AC_MSG_RESULT([none])
1993 glib_memory_barrier_needed=no
1996 AC_MSG_RESULT([i486])
1997 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
1998 [i486 atomic implementation])
1999 glib_memory_barrier_needed=no
2002 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2003 when you are using a sparc with v9 instruction set (most
2004 sparcs nowadays). This will make the code for atomic
2005 operations much faster. The resulting code will not run
2006 on very old sparcs though."
2011 int tmp1, tmp2, tmp3;
2012 __asm__ __volatile__("casx [%2], %0, %1"
2013 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2015 AC_MSG_RESULT([sparcv9])
2016 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2017 [sparcv9 atomic implementation]),
2019 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2020 glib_memory_barrier_needed=yes
2023 AC_MSG_RESULT([alpha])
2024 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2025 [alpha atomic implementation])
2026 glib_memory_barrier_needed=yes
2029 AC_MSG_RESULT([x86_64])
2030 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2031 [x86_64 atomic implementation])
2032 glib_memory_barrier_needed=no
2035 AC_MSG_RESULT([powerpc])
2036 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2037 [powerpc atomic implementation])
2038 glib_memory_barrier_needed=yes
2041 AC_MSG_RESULT([ia64])
2042 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2043 [ia64 atomic implementation])
2044 glib_memory_barrier_needed=yes
2047 AC_MSG_RESULT([s390])
2048 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2049 [s390 atomic implementation])
2050 glib_memory_barrier_needed=no
2053 AC_MSG_RESULT([none])
2054 glib_memory_barrier_needed=yes
2059 dnl ****************************************
2060 dnl *** GLib POLL* compatibility defines ***
2061 dnl ****************************************
2063 glib_poll_includes=["
2064 #include <sys/types.h>
2065 #include <sys/poll.h>
2068 if test $ac_cv_header_sys_types_h = yes &&
2069 test $ac_cv_header_sys_poll_h = yes ; then
2071 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2072 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2073 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2074 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2075 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2076 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2077 if $glib_failed ; then
2078 AC_MSG_ERROR([Could not determine values for POLL* constants])
2081 glib_cv_value_POLLIN=1
2082 glib_cv_value_POLLOUT=4
2083 glib_cv_value_POLLPRI=2
2084 glib_cv_value_POLLERR=8
2085 glib_cv_value_POLLHUP=16
2086 glib_cv_value_POLLNVAL=32
2089 dnl **********************
2090 dnl *** Win32 API libs ***
2091 dnl **********************
2095 G_LIBS_EXTRA="-luser32 -lkernel32"
2098 G_LIBS_EXTRA="-lws2_32 -lole32"
2104 AC_SUBST(G_LIBS_EXTRA)
2106 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2107 dnl since we need it for g_iconv()
2109 AC_MSG_CHECKING([for EILSEQ])
2115 ], have_eilseq=yes, have_eilseq=no);
2116 AC_MSG_RESULT($have_eilseq)
2118 dnl ******************************************************************
2119 dnl *** Look for glib-genmarshal in PATH if we are cross-compiling ***
2120 dnl ******************************************************************
2122 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2124 if test $cross_compiling = yes; then
2125 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2126 if test x$GLIB_GENMARSHAL = xno; then
2127 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2131 dnl **************************
2132 dnl *** Checks for gtk-doc ***
2133 dnl **************************
2135 GTK_DOC_CHECK([1.4])
2138 [AC_HELP_STRING([--enable-man],
2139 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2142 if test "${enable_man}" != no; then
2144 dnl Check for xsltproc
2146 AC_PATH_PROG([XSLTPROC], [xsltproc])
2147 if test -z "$XSLTPROC"; then
2151 dnl check for DocBook DTD and stylesheets in the local catalog.
2152 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2153 [DocBook XML DTD V4.1.2],,enable_man=no)
2154 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2155 [DocBook XSL Stylesheets],,enable_man=no)
2158 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2160 dnl ******************************
2161 dnl *** output the whole stuff ***
2162 dnl ******************************
2164 dnl this section will only be run if config.status is invoked with no
2165 dnl arguments, or with "glibconfig.h" as an argument.
2166 AC_CONFIG_COMMANDS([glibconfig.h],
2168 outfile=glibconfig.h-tmp
2169 cat > $outfile <<\_______EOF
2172 * This is a generated file. Please modify 'configure.in'
2175 #ifndef __G_LIBCONFIG_H__
2176 #define __G_LIBCONFIG_H__
2178 #include <glib/gmacros.h>
2182 if test x$glib_limits_h = xyes; then
2183 echo '#include <limits.h>' >> $outfile
2185 if test x$glib_float_h = xyes; then
2186 echo '#include <float.h>' >> $outfile
2188 if test x$glib_values_h = xyes; then
2189 echo '#include <values.h>' >> $outfile
2191 if test "$glib_header_alloca_h" = "yes"; then
2192 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2194 if test x$glib_sys_poll_h = xyes; then
2195 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2198 cat >> $outfile <<_______EOF
2202 #define G_MINFLOAT $glib_mf
2203 #define G_MAXFLOAT $glib_Mf
2204 #define G_MINDOUBLE $glib_md
2205 #define G_MAXDOUBLE $glib_Md
2206 #define G_MINSHORT $glib_ms
2207 #define G_MAXSHORT $glib_Ms
2208 #define G_MAXUSHORT $glib_Mus
2209 #define G_MININT $glib_mi
2210 #define G_MAXINT $glib_Mi
2211 #define G_MAXUINT $glib_Mui
2212 #define G_MINLONG $glib_ml
2213 #define G_MAXLONG $glib_Ml
2214 #define G_MAXULONG $glib_Mul
2219 ### this should always be true in a modern C/C++ compiler
2220 cat >>$outfile <<_______EOF
2221 typedef signed char gint8;
2222 typedef unsigned char guint8;
2226 if test -n "$gint16"; then
2227 cat >>$outfile <<_______EOF
2228 typedef signed $gint16 gint16;
2229 typedef unsigned $gint16 guint16;
2230 #define G_GINT16_MODIFIER $gint16_modifier
2231 #define G_GINT16_FORMAT $gint16_format
2232 #define G_GUINT16_FORMAT $guint16_format
2237 if test -n "$gint32"; then
2238 cat >>$outfile <<_______EOF
2239 typedef signed $gint32 gint32;
2240 typedef unsigned $gint32 guint32;
2241 #define G_GINT32_MODIFIER $gint32_modifier
2242 #define G_GINT32_FORMAT $gint32_format
2243 #define G_GUINT32_FORMAT $guint32_format
2247 cat >>$outfile <<_______EOF
2248 #define G_HAVE_GINT64 1 /* deprecated, always true */
2250 ${glib_extension}typedef signed $gint64 gint64;
2251 ${glib_extension}typedef unsigned $gint64 guint64;
2253 #define G_GINT64_CONSTANT(val) $gint64_constant
2254 #define G_GUINT64_CONSTANT(val) $guint64_constant
2257 if test x$gint64_format != x ; then
2258 cat >>$outfile <<_______EOF
2259 #define G_GINT64_MODIFIER $gint64_modifier
2260 #define G_GINT64_FORMAT $gint64_format
2261 #define G_GUINT64_FORMAT $guint64_format
2264 cat >>$outfile <<_______EOF
2265 #undef G_GINT64_MODIFIER
2266 #undef G_GINT64_FORMAT
2267 #undef G_GUINT64_FORMAT
2271 cat >>$outfile <<_______EOF
2273 #define GLIB_SIZEOF_VOID_P $glib_void_p
2274 #define GLIB_SIZEOF_LONG $glib_long
2275 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2279 cat >>$outfile <<_______EOF
2280 typedef signed $glib_size_type_define gssize;
2281 typedef unsigned $glib_size_type_define gsize;
2282 #define G_GSIZE_MODIFIER $gsize_modifier
2283 #define G_GSSIZE_FORMAT $gssize_format
2284 #define G_GSIZE_FORMAT $gsize_format
2286 #define G_MAXSIZE G_MAXU$glib_msize_type
2289 if test -z "$glib_unknown_void_p"; then
2290 cat >>$outfile <<_______EOF
2292 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2293 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2295 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2296 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2299 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2304 cat >>$outfile <<_______EOF
2313 #define G_HAVE_INLINE 1
2314 #else /* !__cplusplus */
2316 #endif /* !__cplusplus */
2319 #define G_CAN_INLINE 1
2322 if test x$g_can_inline = xyes ; then
2323 cat >>$outfile <<_______EOF
2324 #else /* !__cplusplus */
2325 #define G_CAN_INLINE 1
2329 cat >>$outfile <<_______EOF
2334 if test x$g_have_iso_c_varargs = xyes ; then
2335 cat >>$outfile <<_______EOF
2337 # define G_HAVE_ISO_VARARGS 1
2341 if test x$g_have_iso_cxx_varargs = xyes ; then
2342 cat >>$outfile <<_______EOF
2344 # define G_HAVE_ISO_VARARGS 1
2348 if test x$g_have_gnuc_varargs = xyes ; then
2349 cat >>$outfile <<_______EOF
2351 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
2352 * is passed ISO vararg support is turned off, and there is no work
2353 * around to turn it on, so we unconditionally turn it off.
2355 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
2356 # undef G_HAVE_ISO_VARARGS
2359 #define G_HAVE_GNUC_VARARGS 1
2363 case x$g_stack_grows in
2364 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
2365 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
2370 if test x$g_have_eilseq = xno; then
2371 cat >>$outfile <<_______EOF
2373 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
2374 * The correspondence between this and the corresponding definition
2375 * in libiconv is essential.
2377 # define EILSEQ ENOENT
2383 if test x$g_have_gnuc_visibility = xyes ; then
2384 cat >>$outfile <<_______EOF
2385 #define G_HAVE_GNUC_VISIBILITY 1
2386 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
2389 cat >>$outfile <<_______EOF
2390 #define G_GNUC_INTERNAL
2396 if test x$g_mutex_has_default = xyes; then
2397 cat >>$outfile <<_______EOF
2398 $g_enable_threads_def G_THREADS_ENABLED
2399 #define G_THREADS_IMPL_$g_threads_impl_def
2400 typedef struct _GStaticMutex GStaticMutex;
2401 struct _GStaticMutex
2403 struct _GMutex *runtime_mutex;
2405 char pad[[$g_mutex_sizeof]];
2406 double dummy_double;
2407 void *dummy_pointer;
2411 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
2412 #define g_static_mutex_get_mutex(mutex) \\
2413 (g_thread_use_default_impl ? ((GMutex*) ((mutex)->static_mutex.pad)) : \\
2414 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
2417 cat >>$outfile <<_______EOF
2418 $g_enable_threads_def G_THREADS_ENABLED
2419 #define G_THREADS_IMPL_$g_threads_impl_def
2420 typedef struct _GMutex* GStaticMutex;
2421 #define G_STATIC_MUTEX_INIT NULL
2422 #define g_static_mutex_get_mutex(mutex) \\
2423 (g_static_mutex_get_mutex_impl_shortcut (mutex))
2427 cat >>$outfile <<_______EOF
2428 /* This represents a system thread as used by the implementation. An
2429 * alien implementaion, as loaded by g_thread_init can only count on
2430 * "sizeof (gpointer)" bytes to store their info. We however need more
2431 * for some of our native implementations. */
2432 typedef union _GSystemThread GSystemThread;
2433 union _GSystemThread
2435 char data[[$g_system_thread_sizeof]];
2436 double dummy_double;
2437 void *dummy_pointer;
2441 if test x"$g_memory_barrier_needed" != xno; then
2443 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
2447 g_bit_sizes="16 32 64"
2448 for bits in $g_bit_sizes; do
2449 cat >>$outfile <<_______EOF
2450 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
2451 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
2452 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
2453 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
2457 cat >>$outfile <<_______EOF
2458 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
2459 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
2460 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
2461 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
2462 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
2463 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
2464 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
2465 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
2466 #define G_BYTE_ORDER $g_byte_order
2468 #define GLIB_SYSDEF_POLLIN =$g_pollin
2469 #define GLIB_SYSDEF_POLLOUT =$g_pollout
2470 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
2471 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
2472 #define GLIB_SYSDEF_POLLERR =$g_pollerr
2473 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
2475 #define G_MODULE_SUFFIX "$g_module_suffix"
2477 typedef $g_pid_type GPid;
2481 #endif /* GLIBCONFIG_H */
2485 if cmp -s $outfile glibconfig.h; then
2486 AC_MSG_NOTICE([glibconfig.h is unchanged])
2489 mv $outfile glibconfig.h
2493 # Note that if two cases are the same, case goes with the first one.
2494 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
2495 # on variable expansion in case labels. Look at the generated config.status
2498 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
2499 glib_header_alloca_h="$ac_cv_working_alloca_h"
2501 glib_header_alloca_h="$ac_cv_header_alloca_h"
2505 x$ac_cv_header_float_h)
2507 glib_mf=FLT_MIN glib_Mf=FLT_MAX
2508 glib_md=DBL_MIN glib_Md=DBL_MAX
2510 x$ac_cv_header_values_h)
2512 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
2513 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
2518 x$ac_cv_header_limits_h)
2520 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
2521 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
2522 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
2524 x$ac_cv_header_values_h)
2526 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
2527 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
2528 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
2532 if test x$ac_cv_header_sys_poll_h = xyes ; then
2537 $ac_cv_sizeof_short)
2539 gint16_modifier='"h"'
2540 gint16_format='"hi"'
2541 guint16_format='"hu"'
2545 gint16_modifier='""'
2547 guint16_format='"u"'
2551 $ac_cv_sizeof_short)
2553 gint32_modifier='"h"'
2554 gint32_format='"hi"'
2555 guint32_format='"hu"'
2559 gint32_modifier='""'
2561 guint32_format='"u"'
2565 gint32_modifier='"l"'
2566 gint32_format='"li"'
2567 guint32_format='"lu"'
2573 gint64_modifier='""'
2575 guint64_format='"u"'
2577 gint64_constant='(val)'
2578 guint64_constant='(val)'
2582 gint64_modifier='"l"'
2583 gint64_format='"li"'
2584 guint64_format='"lu"'
2586 gint64_constant='(val##L)'
2587 guint64_constant='(val##UL)'
2589 $ac_cv_sizeof_long_long)
2591 if test -n "$glib_cv_long_long_format"; then
2592 gint64_modifier='"'$glib_cv_long_long_format'"'
2593 gint64_format='"'$glib_cv_long_long_format'i"'
2594 guint64_format='"'$glib_cv_long_long_format'u"'
2596 glib_extension='G_GNUC_EXTENSION '
2597 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2598 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
2600 $ac_cv_sizeof___int64)
2602 if test -n "$glib_cv_long_long_format"; then
2603 gint64_modifier='"'$glib_cv_long_long_format'"'
2604 gint64_format='"'$glib_cv_long_long_format'i"'
2605 guint64_format='"'$glib_cv_long_long_format'u"'
2608 gint64_constant='(val##i64)'
2609 guint64_constant='(val##ui64)'
2612 glib_size_t=$ac_cv_sizeof_size_t
2613 glib_size_type_define=$glib_size_type
2614 glib_void_p=$ac_cv_sizeof_long
2615 glib_long=$ac_cv_sizeof_void_p
2617 case $glib_size_type in
2619 gsize_modifier='"h"'
2621 gssize_format='"hi"'
2622 glib_msize_type='SHRT'
2628 glib_msize_type='INT'
2631 gsize_modifier='"l"'
2633 gssize_format='"li"'
2634 glib_msize_type='LONG'
2638 gintbits=`expr $ac_cv_sizeof_int \* 8`
2639 glongbits=`expr $ac_cv_sizeof_long \* 8`
2642 case $ac_cv_sizeof_void_p in
2643 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2644 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2645 *) glib_unknown_void_p=yes ;;
2650 x$ac_cv_func_atexit)
2652 #ifdef NeXT /* @#%@! NeXTStep */
2653 # define g_ATEXIT(proc) (!atexit (proc))
2655 # define g_ATEXIT(proc) (atexit (proc))
2658 x$ac_cv_func_on_exit)
2660 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2665 x$ac_cv_func_memmove)
2667 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
2669 x$glib_cv_working_bcopy)
2671 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2672 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2676 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2677 * so we have to roll our own copy routine. */
2678 void g_memmove (void* dest, const void * src, unsigned long len);"
2683 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2684 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2685 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2689 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2690 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2694 if test x$glib_cv_va_val_copy = xno; then
2695 glib_vacopy="\$glib_vacopy
2696 #define G_VA_COPY_AS_ARRAY 1"
2699 if test x$glib_cv_hasinline = xyes; then
2700 glib_inline='#define G_HAVE_INLINE 1'
2702 if test x$glib_cv_has__inline = xyes; then
2703 glib_inline="\$glib_inline
2704 #define G_HAVE___INLINE 1"
2706 if test x$glib_cv_has__inline__ = xyes; then
2707 glib_inline="\$glib_inline
2708 #define G_HAVE___INLINE__ 1"
2711 g_have_gnuc_varargs=$g_have_gnuc_varargs
2712 g_have_iso_c_varargs=$g_have_iso_c_varargs
2713 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2715 g_can_inline=$g_can_inline
2716 g_have_gnuc_visibility=$g_have_gnuc_visibility
2719 x$ac_cv_c_bigendian)
2720 g_byte_order=G_BIG_ENDIAN
2725 g_byte_order=G_LITTLE_ENDIAN
2731 g_pollin=$glib_cv_value_POLLIN
2732 g_pollout=$glib_cv_value_POLLOUT
2733 g_pollpri=$glib_cv_value_POLLPRI
2734 g_pollhup=$glib_cv_value_POLLHUP
2735 g_pollerr=$glib_cv_value_POLLERR
2736 g_pollnval=$glib_cv_value_POLLNVAL
2738 g_stack_grows=$glib_cv_stack_grows
2740 g_have_eilseq=$have_eilseq
2742 case x$have_threads in
2743 xno) g_enable_threads_def="#undef";;
2744 *) g_enable_threads_def="#define";;
2747 g_threads_impl_def=$g_threads_impl
2749 g_mutex_has_default="$mutex_has_default"
2750 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2751 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2752 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2754 g_memory_barrier_needed="$glib_memory_barrier_needed"
2756 g_module_suffix="$glib_gmodule_suffix"
2758 g_pid_type="$glib_pid_type"
2761 glib_os="#define G_OS_BEOS"
2764 glib_os="#define G_OS_UNIX
2765 #define G_PLATFORM_WIN32
2766 #define G_WITH_CYGWIN"
2769 glib_os="#define G_OS_WIN32
2770 #define G_PLATFORM_WIN32"
2773 glib_os="#define G_OS_UNIX"
2780 glib-2.0-uninstalled.pc
2782 gmodule-export-2.0.pc
2783 gmodule-no-export-2.0.pc
2784 gmodule-2.0-uninstalled.pc
2785 gmodule-no-export-2.0-uninstalled.pc
2787 gthread-2.0-uninstalled.pc
2789 gobject-2.0-uninstalled.pc
2794 build/win32/Makefile
2795 build/win32/dirent/Makefile
2796 build/win32/vs8/Makefile
2798 glib/libcharset/Makefile
2799 glib/gnulib/Makefile
2801 gmodule/gmoduleconf.h
2803 gobject/glib-mkenums
2807 docs/reference/Makefile
2808 docs/reference/glib/Makefile
2809 docs/reference/glib/version.xml
2810 docs/reference/gobject/Makefile
2811 docs/reference/gobject/version.xml
2813 tests/gobject/Makefile
2814 tests/refcount/Makefile
2818 AC_CONFIG_COMMANDS([chmod-scripts],
2819 [chmod 0755 glib-zip
2820 chmod 0755 glib-gettextize
2821 chmod 0755 gobject/glib-mkenums])
2823 # we want to invoke this macro solely so that the config.status script
2824 # and automake generated makefiles know about these generated files.
2825 # They are only needed to distcheck the package
2834 gmodule/makefile.msc
2836 gobject/makefile.msc
2838 gthread/makefile.msc