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], [9])
30 m4_define([glib_micro_version], [1])
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, 1, [Whether to enable GC friendliness])
221 AC_SUBST(ENABLE_GC_FRIENDLY)
227 AC_MSG_CHECKING([whether to disable memory pools])
228 if test "x$disable_mem_pools" = "xno"; then
231 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
232 AC_SUBST(DISABLE_MEM_POOLS)
236 if test "$glib_native_win32" = "yes"; then
237 if test x$enable_static = xyes -o x$enable_static = x; then
238 AC_MSG_WARN([Disabling static library build, must build as DLL on Windows.])
241 if test x$enable_shared = xno; then
242 AC_MSG_WARN([Enabling shared library build, must build as DLL on Windows.])
247 dnl Checks for programs.
250 dnl Check for a working C++ compiler, but do not bail out, if none is found.
251 AC_CHECK_PROGS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
254 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
255 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
266 AC_PATH_PROG(PKG_CONFIG, [pkg-config], [no])
267 if test x$PKG_CONFIG = xno ; then
268 AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/])
271 if $PKG_CONFIG --atleast-pkgconfig-version 0.14 ; then
274 AC_MSG_ERROR([*** pkg-config too old; version 0.14 or better required.])
277 if test "x$enable_debug" = "xyes"; then
278 if test x$cflags_set != xset ; then
280 *[[\ \ ]]-g[[\ \ ]]*) ;;
281 *) CFLAGS="$CFLAGS -g" ;;
285 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
287 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
289 if test "x$enable_debug" = "xno"; then
290 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
294 if test "x$enable_visibility" = "xno"; then
295 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DDISABLE_VISIBILITY"
298 # Ensure MSVC-compatible struct packing convention is used when
299 # compiling for Win32 with gcc.
300 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
301 # gcc2 uses "-fnative-struct".
302 if test x"$glib_native_win32" = xyes; then
303 if test x"$GCC" = xyes; then
305 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
306 if test -z "$ac_cv_prog_CC"; then
309 our_gcc="$ac_cv_prog_CC"
311 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
313 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
314 msnative_struct='-fnative-struct'
318 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
319 msnative_struct='-mms-bitfields'
323 if test x"$msnative_struct" = x ; then
324 AC_MSG_RESULT([no way])
325 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
327 CFLAGS="$CFLAGS $msnative_struct"
328 AC_MSG_RESULT([${msnative_struct}])
335 # define a MAINT-like variable REBUILD which is set if Perl
336 # and awk are found, so autogenerated sources can be rebuilt
338 AC_CHECK_PROGS(PERL, [perl5 perl])
339 # We would like indent, but don't require it.
340 AC_CHECK_PROG(INDENT, indent, indent)
342 if test "x$enable_rebuilds" = "xyes" && \
344 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
345 test -n "$AWK" ; then
350 # Need full path to Perl for glib-mkenums
352 if test "x$PERL" != x ; then
353 AC_PATH_PROG(PERL_PATH, [$PERL])
355 PERL_PATH="/usr/bin/env perl"
359 dnl ***********************
360 dnl *** Tests for iconv ***
361 dnl ***********************
363 dnl We do this before the gettext checks, to avoid distortion
365 AC_ARG_WITH(libiconv,
366 [AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
367 [use the libiconv library])],,
368 [with_libiconv=maybe])
371 case $with_libiconv in
373 # Check in the C library first
374 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
375 # Check if we have GNU libiconv
376 if test $found_iconv = "no"; then
377 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
379 # Check if we have a iconv in -liconv, possibly from vendor
380 if test $found_iconv = "no"; then
381 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
385 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
388 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
391 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
395 if test "x$found_iconv" = "xno" ; then
396 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
400 AC_ARG_ENABLE(iconv-cache,
401 [AC_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
402 [cache iconv descriptors [default=auto]])],,
403 [enable_iconv_cache=auto])
405 AC_MSG_CHECKING([Whether to cache iconv descriptors])
406 case $enable_iconv_cache in
408 if test $ac_cv_gnu_library_2_1 = yes; then
409 enable_iconv_cache=no
411 enable_iconv_cache=yes
416 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
420 if test $enable_iconv_cache = yes; then
421 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
424 AC_MSG_RESULT($enable_iconv_cache)
431 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 mn ms nb ne nl nn no or pa pl pt pt_BR ro ru rw sk sl sq sr sr@ije sr@Latn sv ta te th tl tr tt uk vi wa xh yi zh_CN zh_TW"
434 if test "$gt_cv_have_gettext" != "yes" ; then
436 *** You must have either have gettext support in your C library, or use the
437 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
441 LIBS="$INTLLIBS $LIBS"
443 GETTEXT_PACKAGE=glib20
444 AC_SUBST(GETTEXT_PACKAGE)
445 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
446 [Define the gettext package to be used])
448 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
451 dnl Now we are done with gettext checks, figure out ICONV_LIBS
454 if test x$with_libiconv != xno ; then
455 case " $INTLLIBS " in
456 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
457 *) ICONV_LIBS="-liconv" ;;
462 case $with_libiconv in
464 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
467 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
471 dnl Initialize libtool
476 if test "x$GCC" = "xyes"; then
478 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
479 *) CFLAGS="$CFLAGS -Wall" ;;
484 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
486 if test $cross_compiling != yes ; then
487 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
490 AC_TRY_RUN([#include <math.h>
491 int main (void) { return (log(1) != log(1.)); }],
492 AC_MSG_RESULT(none needed),
493 glib_save_CFLAGS=$CFLAGS
494 CFLAGS="$CFLAGS -std1"
495 AC_TRY_RUN([#include <math.h>
496 int main (void) { return (log(1) != log(1.)); }],
497 AC_MSG_RESULT(-std1),
499 CFLAGS=$glib_save_CFLAGS
501 [No ANSI prototypes found in library. (-std1 didn't work.)])
507 dnl NeXTStep cc seems to need this
508 AC_MSG_CHECKING([for extra flags for POSIX compliance])
509 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
510 AC_MSG_RESULT(none needed),
511 glib_save_CFLAGS=$CFLAGS
512 CFLAGS="$CFLAGS -posix"
513 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
514 AC_MSG_RESULT(-posix),
516 CFLAGS=$glib_save_CFLAGS
517 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
519 # Checks for header files.
522 # Checks for library functions.
527 AC_CHECK_FUNCS(atexit on_exit)
529 AC_CHECK_SIZEOF(char)
530 AC_CHECK_SIZEOF(short)
531 AC_CHECK_SIZEOF(long)
533 AC_CHECK_SIZEOF(void *)
534 AC_CHECK_SIZEOF(long long)
535 AC_CHECK_SIZEOF(__int64)
537 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
541 *** GLib requires a 64 bit type. You might want to consider
542 *** using the GNU C compiler.
546 if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
547 # long long is a 64 bit integer.
548 AC_MSG_CHECKING(for format to printf and scanf a guint64)
549 AC_CACHE_VAL(glib_cv_long_long_format,[
550 for format in ll q I64; do
551 AC_TRY_RUN([#include <stdio.h>
554 long long b, a = -0x3AFAFAFAFAFAFAFALL;
556 sprintf (buffer, "%${format}u", a);
557 sscanf (buffer, "%${format}u", &b);
561 [glib_cv_long_long_format=${format}
565 if test -n "$glib_cv_long_long_format"; then
566 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
567 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
568 if test x"$glib_cv_long_long_format" = xI64; then
569 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
574 elif test x$ac_cv_sizeof___int64 = x8; then
575 # __int64 is a 64 bit integer.
576 AC_MSG_CHECKING(for format to printf and scanf a guint64)
577 # We know this is MSVCRT.DLL, and what the formats are
578 glib_cv_long_long_format=I64
579 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
580 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
581 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
584 dnl long doubles were not used, and a portability problem
588 dnl ok, here we try to check whether the systems prototypes for
589 dnl malloc and friends actually match the prototypes provided
590 dnl by gmem.h (keep in sync). i currently only know how to check
591 dnl this reliably with gcc (-Werror), improvements for other
592 dnl compilers are apprechiated.
593 SANE_MALLOC_PROTOS=no
594 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
595 glib_save_CFLAGS=$CFLAGS
596 if test "x$GCC" = "xyes"; then
597 CFLAGS="$CFLAGS -Werror"
598 AC_TRY_COMPILE([#include <stdlib.h>], [
599 void* (*my_calloc_p) (size_t, size_t) = calloc;
600 void* (*my_malloc_p) (size_t) = malloc;
601 void (*my_free_p) (void*) = free;
602 void* (*my_realloc_p) (void*, size_t) = realloc;
608 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
609 [Define if you have correct malloc prototypes])
610 SANE_MALLOC_PROTOS=yes)
612 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
613 CFLAGS=$glib_save_CFLAGS
616 dnl check in which direction the stack grows
618 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
620 volatile int *a = 0, *b = 0;
622 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
623 void foo (void) { volatile int x = 5; b = &x; }
625 glib_cv_stack_grows=no
627 glib_cv_stack_grows=yes
631 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
632 dnl truely know which ones of `inline', `__inline' and `__inline__' are
633 dnl actually supported.
634 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
636 __inline int foo () { return 0; }
637 int main () { return foo (); }
639 glib_cv_has__inline=yes
641 glib_cv_has__inline=no
644 case x$glib_cv_has__inline in
645 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
647 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
649 __inline__ int foo () { return 0; }
650 int main () { return foo (); }
652 glib_cv_has__inline__=yes
654 glib_cv_has__inline__=no
657 case x$glib_cv_has__inline__ in
658 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
660 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
663 inline int foo () { return 0; }
664 int main () { return foo (); }
666 glib_cv_hasinline=yes
671 case x$glib_cv_hasinline in
672 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
675 # if we can use inline functions in headers
676 AC_MSG_CHECKING(if inline functions in headers work)
678 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
680 # define inline __inline__
681 #elif !defined (G_HAVE_INLINE)
683 # if defined (G_HAVE___INLINE__)
684 # define inline __inline__
685 # elif defined (G_HAVE___INLINE)
686 # define inline __inline
690 int glib_test_func2 (int);
693 glib_test_func1 (void) {
694 return glib_test_func2 (1);
700 }],[g_can_inline=yes],[g_can_inline=no])
701 AC_MSG_RESULT($g_can_inline)
703 # check for flavours of varargs macros
704 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
706 int a(int p1, int p2, int p3);
707 #define call_a(...) a(1,__VA_ARGS__)
709 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
710 AC_MSG_RESULT($g_have_iso_c_varargs)
712 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
713 if test "$CXX" = ""; then
715 g_have_iso_cxx_varargs=no
719 int a(int p1, int p2, int p3);
720 #define call_a(...) a(1,__VA_ARGS__)
722 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
725 AC_MSG_RESULT($g_have_iso_cxx_varargs)
727 AC_MSG_CHECKING(for GNUC varargs macros)
729 int a(int p1, int p2, int p3);
730 #define call_a(params...) a(1,params)
732 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
733 AC_MSG_RESULT($g_have_gnuc_varargs)
735 # check for GNUC visibility support
736 AC_MSG_CHECKING(for GNUC visibility attribute)
737 GLIB_CHECK_COMPILE_WARNINGS([
739 __attribute__ ((visibility ("hidden")))
744 __attribute__ ((visibility ("internal")))
749 __attribute__ ((visibility ("protected")))
754 __attribute__ ((visibility ("default")))
758 int main (int argc, char **argv)
766 ],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
767 AC_MSG_RESULT($g_have_gnuc_visibility)
768 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
770 # check for bytesex stuff
773 # check for header files
774 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h sys/types.h])
775 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h stdint.h sched.h])
777 # Checks for libcharset
780 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
781 AC_CHECK_FUNCS(setlocale)
783 # check additional type sizes
784 AC_CHECK_SIZEOF(size_t)
786 dnl Try to figure out whether gsize, gssize should be long or int
787 AC_MSG_CHECKING([for the appropriate definition for size_t])
789 case $ac_cv_sizeof_size_t in
799 *) AC_MSG_ERROR([No type matching size_t in size])
803 dnl If int/long are the same size, we see which one produces
804 dnl warnings when used in the location as size_t. (This matters
807 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
808 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
809 GLIB_CHECK_COMPILE_WARNINGS([
810 #if defined(_AIX) && !defined(__GNUC__)
811 #pragma options langlvl=stdc89
817 unsigned int *size_int = &s;
818 return (int)*size_int;
820 ],glib_size_type=int,
821 [GLIB_CHECK_COMPILE_WARNINGS([
822 #if defined(_AIX) && !defined(__GNUC__)
823 #pragma options langlvl=stdc89
829 unsigned long *size_long = &s;
830 return (int)*size_long;
832 ],glib_size_type=long)])
835 AC_MSG_RESULT(unsigned $glib_size_type)
837 # Check for some functions
838 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep vasprintf setenv unsetenv getc_unlocked readlink symlink)
840 AC_CHECK_HEADERS(crt_externs.h)
841 AC_CHECK_FUNCS(_NSGetEnviron)
843 AC_FUNC_VSNPRINTF_C99
844 AC_FUNC_PRINTF_UNIX98
847 # Check whether to use an included printf
850 AC_ARG_ENABLE(included-printf,
851 [AC_HELP_STRING([--enable-included-printf],
852 [use included printf [default=auto]])],
853 enable_included_printf="$enableval")
855 need_included_printf=no
856 if test "x$enable_included_printf" = "xyes" ; then
857 need_included_printf=yes
859 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
860 need_included_printf=yes
862 if test "$ac_cv_func_printf_unix98" != "yes" ; then
863 need_included_printf=yes
865 if test "x$ac_cv_sizeof_long_long" = "x8" &&
866 test -z "$glib_cv_long_long_format" ; then
867 need_included_printf=yes
870 if test "x$enable_included_printf" = "xno" &&
871 test "x$need_included_printf" = "xyes" ; then
873 *** Your C library's printf doesn't appear to have the features that
874 *** GLib needs, but you specified --enable-included-printf=no.])
877 enable_included_printf=$need_included_printf
879 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
880 if test "$enable_included_printf" != "yes" ; then
881 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
883 if test -z "$glib_cv_long_long_format" ; then
884 glib_cv_long_long_format="ll"
886 AC_DEFINE(HAVE_VASPRINTF,1)
889 # Checks needed for gnulib vasnprintf
896 AC_CHECK_TYPES(ptrdiff_t)
898 AC_CHECK_FUNCS(snprintf)
901 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
902 # The check is borrowed from the PERL Configure script.
903 if test "$ac_cv_func_memmove" != "yes"; then
904 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
905 glib_cv_working_bcopy,[AC_TRY_RUN([
907 char buf[128], abc[128], *b;
909 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
910 for (align = 7; align >= 0; align--) {
911 for (len = 36; len; len--) {
912 b = buf+align; bcopy(abc, b, len);
913 for (off = 1; off <= len; off++) {
914 bcopy(b, b+off, len); bcopy(b+off, b, len);
915 if (bcmp(b, abc, len)) return(1);
920 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
922 GLIB_ASSERT_SET(glib_cv_working_bcopy)
923 if test "$glib_cv_working_bcopy" = "yes"; then
924 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
928 # Check for sys_errlist
929 AC_MSG_CHECKING(for sys_errlist)
931 extern char *sys_errlist[];
933 sys_errlist[sys_nerr-1][0] = 0;
934 ], glib_ok=yes, glib_ok=no)
935 AC_MSG_RESULT($glib_ok)
936 if test "$glib_ok" = "no"; then
937 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
940 # Check for sys_siglist
941 AC_MSG_CHECKING(for sys_siglist)
943 extern char *sys_siglist[];
944 exit (sys_siglist[0]);
945 ], glib_ok=yes, glib_ok=no)
946 AC_MSG_RESULT($glib_ok)
947 if test "$glib_ok" = "no"; then
948 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
951 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
952 AC_MSG_CHECKING(for sys_siglist declaration)
953 AC_TRY_COMPILE([#include <signal.h>], [
954 strlen (sys_siglist[0]);
955 ], glib_ok=yes, glib_ok=no)
956 AC_MSG_RESULT($glib_ok)
957 if test "$glib_ok" = "no"; then
958 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
961 # Check if <sys/select.h> needs to be included for fd_set
962 AC_MSG_CHECKING([for fd_set])
963 AC_TRY_COMPILE([#include <sys/types.h>],
964 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
965 if test "$gtk_ok" = "yes"; then
966 AC_MSG_RESULT([yes, found in sys/types.h])
968 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
969 if test "$gtk_ok" = "yes"; then
970 # *** FIXME: give it a different name
971 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
972 AC_MSG_RESULT([yes, found in sys/select.h])
974 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
979 dnl *** check for sane realloc() ***
980 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
981 AC_TRY_RUN([#include <stdlib.h>
983 return realloc (0, sizeof (int)) == 0;
985 [glib_cv_sane_realloc=yes],
986 [glib_cv_sane_realloc=no],
987 [glib_cv_sane_realloc=yes])
989 if test x$glib_cv_sane_realloc = xyes; then
990 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
993 dnl Check for nl_langinfo and CODESET
995 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
996 AC_TRY_COMPILE([#include <langinfo.h>],
997 [char *codeset = nl_langinfo (CODESET);],
998 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1001 AC_MSG_RESULT($have_codeset)
1004 dnl ****************************************
1005 dnl *** strlcpy/strlcat ***
1006 dnl ****************************************
1008 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1009 AC_TRY_RUN([#include <stdlib.h>
1013 (void) strlcpy (p, "hi", 10);
1014 if (strlcat (p, "bye", 0) != 3)
1017 }], glib_cv_have_strlcpy=yes,
1018 glib_cv_have_strlcpy=no,
1019 glib_cv_have_strlcpy=no)])
1020 if test "$glib_cv_have_strlcpy" = "yes"; then
1021 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1025 dnl **********************
1026 dnl *** va_copy checks ***
1027 dnl **********************
1028 dnl we currently check for all three va_copy possibilities, so we get
1029 dnl all results in config.log for bug reports.
1030 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1031 AC_LINK_IFELSE([#include <stdarg.h>
1032 void f (int i, ...) {
1033 va_list args1, args2;
1034 va_start (args1, i);
1035 va_copy (args2, args1);
1036 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1038 va_end (args1); va_end (args2);
1044 [glib_cv_va_copy=yes],
1045 [glib_cv_va_copy=no])
1047 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1048 AC_LINK_IFELSE([#include <stdarg.h>
1049 void f (int i, ...) {
1050 va_list args1, args2;
1051 va_start (args1, i);
1052 __va_copy (args2, args1);
1053 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1055 va_end (args1); va_end (args2);
1061 [glib_cv___va_copy=yes],
1062 [glib_cv___va_copy=no])
1065 if test "x$glib_cv_va_copy" = "xyes"; then
1066 g_va_copy_func=va_copy
1067 else if test "x$glib_cv___va_copy" = "xyes"; then
1068 g_va_copy_func=__va_copy
1072 if test -n "$g_va_copy_func"; then
1073 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1076 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1077 AC_TRY_RUN([#include <stdarg.h>
1078 void f (int i, ...) {
1079 va_list args1, args2;
1080 va_start (args1, i);
1082 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1084 va_end (args1); va_end (args2);
1090 [glib_cv_va_val_copy=yes],
1091 [glib_cv_va_val_copy=no],
1092 [glib_cv_va_val_copy=yes])
1095 if test "x$glib_cv_va_val_copy" = "xno"; then
1096 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1099 dnl ***********************
1100 dnl *** g_module checks ***
1101 dnl ***********************
1103 G_MODULE_LIBS_EXTRA=
1104 G_MODULE_PLUGIN_LIBS=
1105 if test x"$glib_native_win32" = xyes; then
1106 dnl No use for this on Win32
1109 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1111 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1112 G_MODULE_NEED_USCORE=0
1113 G_MODULE_BROKEN_RTLD_GLOBAL=0
1114 G_MODULE_HAVE_DLERROR=0
1115 dnl *** force native WIN32 shared lib loader
1116 if test -z "$G_MODULE_IMPL"; then
1118 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1121 dnl *** force native AIX library loader
1122 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1123 if test -z "$G_MODULE_IMPL"; then
1125 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1128 dnl *** dlopen() and dlsym() in system libraries
1129 if test -z "$G_MODULE_IMPL"; then
1130 AC_CHECK_FUNC(dlopen,
1131 [AC_CHECK_FUNC(dlsym,
1132 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1135 dnl *** load_image (BeOS)
1136 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1137 AC_CHECK_LIB(root, load_image,
1138 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1139 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1140 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1141 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1144 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1145 if test -z "$G_MODULE_IMPL"; then
1146 AC_CHECK_FUNC(NSLinkModule,
1147 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1148 G_MODULE_NEED_USCORE=1],
1151 dnl *** dlopen() and dlsym() in libdl
1152 if test -z "$G_MODULE_IMPL"; then
1153 AC_CHECK_LIB(dl, dlopen,
1154 [AC_CHECK_LIB(dl, dlsym,
1156 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1159 dnl *** shl_load() in libdld (HP-UX)
1160 if test -z "$G_MODULE_IMPL"; then
1161 AC_CHECK_LIB(dld, shl_load,
1162 [G_MODULE_LIBS=-ldld
1163 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1166 dnl *** additional checks for G_MODULE_IMPL_DL
1167 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1169 LDFLAGS_orig="$LDFLAGS"
1170 LIBS="$G_MODULE_LIBS $LIBS"
1171 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1172 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1173 echo "void glib_plugin_test(void) { }" > plugin.c
1174 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1175 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1176 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1177 glib_cv_rtldglobal_broken,[
1181 # define RTLD_GLOBAL 0
1184 # define RTLD_LAZY 0
1186 int glib_plugin_test;
1188 void *handle, *global, *local;
1189 global = &glib_plugin_test;
1190 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1191 if (!handle) return 0;
1192 local = dlsym (handle, "glib_plugin_test");
1193 return global == local;
1195 [glib_cv_rtldglobal_broken=no],
1196 [glib_cv_rtldglobal_broken=yes],
1197 [glib_cv_rtldglobal_broken=no])
1198 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1199 rmdir .libs 2>/dev/null
1201 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1202 G_MODULE_BROKEN_RTLD_GLOBAL=1
1204 G_MODULE_BROKEN_RTLD_GLOBAL=0
1206 dnl *** check whether we need preceeding underscores
1207 AC_CACHE_CHECK([for preceeding underscore in symbols],
1209 AC_TRY_RUN([#include <dlfcn.h>
1210 int glib_underscore_test (void) { return 42; }
1212 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1213 handle = dlopen ((void*)0, 0);
1215 f1 = dlsym (handle, "glib_underscore_test");
1216 f2 = dlsym (handle, "_glib_underscore_test");
1217 } return (!f2 || f1);
1219 [glib_cv_uscore=yes],
1220 [glib_cv_uscore=no],
1222 rm -f plugin.c plugin.$ac_objext plugin.lo
1224 GLIB_ASSERT_SET(glib_cv_uscore)
1225 if test "x$glib_cv_uscore" = "xyes"; then
1226 G_MODULE_NEED_USCORE=1
1228 G_MODULE_NEED_USCORE=0
1231 LDFLAGS="$LDFLAGS_orig"
1232 dnl *** check for having dlerror()
1233 AC_CHECK_FUNC(dlerror,
1234 [G_MODULE_HAVE_DLERROR=1],
1235 [G_MODULE_HAVE_DLERROR=0])
1238 dnl *** done, have we got an implementation?
1239 if test -z "$G_MODULE_IMPL"; then
1241 G_MODULE_SUPPORTED=false
1243 G_MODULE_SUPPORTED=true
1246 AC_MSG_CHECKING(for the suffix of shared libraries)
1248 hpux9* | hpux10* | hpux11*) # taken from ltconfig
1249 glib_gmodule_suffix='sl'
1252 glib_gmodule_suffix='dll'
1255 glib_gmodule_suffix='a'
1258 glib_gmodule_suffix='so'
1261 AC_MSG_RESULT(.$glib_gmodule_suffix)
1263 AC_SUBST(G_MODULE_SUPPORTED)
1264 AC_SUBST(G_MODULE_IMPL)
1265 AC_SUBST(G_MODULE_LIBS)
1266 AC_SUBST(G_MODULE_LIBS_EXTRA)
1267 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1268 AC_SUBST(G_MODULE_LDFLAGS)
1269 AC_SUBST(G_MODULE_HAVE_DLERROR)
1270 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1271 AC_SUBST(G_MODULE_NEED_USCORE)
1272 AC_SUBST(GLIB_DEBUG_FLAGS)
1274 dnl **********************
1275 dnl *** g_spawn checks ***
1276 dnl **********************
1278 AC_MSG_CHECKING(for gspawn implementation)
1281 GSPAWN=gspawn-win32.lo
1287 AC_MSG_RESULT($GSPAWN)
1290 dnl *************************
1291 dnl *** GIOChannel checks ***
1292 dnl *************************
1294 AC_MSG_CHECKING(for GIOChannel implementation)
1306 dnl ****************************************
1307 dnl *** platform dependent source checks ***
1308 dnl ****************************************
1310 AC_MSG_CHECKING(for platform-dependent source)
1312 *-*-cygwin*|*-*-mingw*)
1313 PLATFORMDEP=gwin32.lo
1319 AC_MSG_RESULT($PLATFORMDEP)
1320 AC_SUBST(PLATFORMDEP)
1322 AC_MSG_CHECKING([whether to compile timeloop])
1324 *-*-cygwin*|*-*-mingw*)
1331 AC_MSG_RESULT($enable_timeloop)
1332 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1334 AC_MSG_CHECKING([if building for some Win32 platform])
1336 *-*-mingw*|*-*-cygwin*)
1343 AC_MSG_RESULT($platform_win32)
1344 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1346 dnl ***********************
1347 dnl *** g_thread checks ***
1348 dnl ***********************
1350 AC_ARG_WITH(threads,
1351 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/solaris/win32@:>@],
1352 [specify a thread implementation to use])],
1353 [if test "x$with_threads" = x; then
1356 want_threads=$with_threads
1359 if test "x$enable_threads" = "xno"; then
1363 dnl error and warning message
1364 dnl *************************
1366 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1367 computer. GLib will not have a default thread implementation."
1369 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1370 platform (normally it's "_REENTRANT"). I'll not use any flag on
1371 compilation now, but then your programs might not work.
1372 Please provide information on how it is done on your system."
1374 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1377 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1378 provide information on your thread implementation.
1379 You can also run 'configure --disable-threads'
1380 to compile without thread support."
1382 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1383 functions will not be MT-safe during their first call because
1384 there is no working 'getpwuid_r' on your system."
1386 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1387 because there is no 'localtime_r' on your system."
1389 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1390 crude surrogate will be used. If you happen to know a
1391 yield function for your system, please inform the GLib
1394 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1395 threads on your system. Thus threads can only have the default
1396 priority. If you happen to know these main/max
1397 priorities, please inform the GLib developers."
1399 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1400 linking threaded applications. As GLib cannot do that
1401 automatically, you will get an linkg error everytime you are
1402 not using the right compiler. In that case you have to relink
1403 with the right compiler. Ususally just '_r' is appended
1404 to the compiler name."
1406 dnl determination of thread implementation
1407 dnl ***************************************
1409 # have_threads=no means no thread support
1410 # have_threads=none means no default thread implementation
1413 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
1416 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
1420 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1421 || test "x$want_threads" = xdce; then
1422 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1423 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1424 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1425 glib_save_CPPFLAGS="$CPPFLAGS"
1426 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1427 if test "x$have_threads" = xno; then
1428 AC_TRY_COMPILE([#include <pthread.h>],
1429 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1432 if test "x$have_threads" = xno; then
1433 AC_TRY_COMPILE([#include <pthread.h>],
1435 pthread_mutex_init (&m, pthread_mutexattr_default);],
1438 # Tru64Unix requires -pthread to find pthread.h. See #103020
1439 CPPFLAGS="$CPPFLAGS -pthread"
1440 if test "x$have_threads" = xno; then
1441 AC_TRY_COMPILE([#include <pthread.h>],
1442 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1445 CPPFLAGS="$glib_save_CPPFLAGS"
1447 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1454 if test "x$want_threads" = xnone; then
1458 AC_MSG_CHECKING(for thread implementation)
1460 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1461 AC_MSG_RESULT(none available)
1462 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1464 AC_MSG_RESULT($have_threads)
1468 dnl determination of G_THREAD_CFLAGS
1469 dnl ********************************
1472 G_THREAD_LIBS_EXTRA=
1476 dnl Test program for basic POSIX threads functionality
1478 m4_define([glib_thread_test],[
1479 #include <pthread.h>
1481 void* func(void* data) {check_me = 42; return &check_me;}
1485 pthread_create (&t, $1, func, 0);
1486 pthread_join (t, &ret);
1487 exit (check_me != 42 || ret != &check_me);
1491 dnl Test program for sched_get_priority_min()
1493 m4_define([glib_sched_priority_test],[
1498 return sched_get_priority_min(SCHED_OTHER)==-1
1502 if test x"$have_threads" != xno; then
1504 if test x"$have_threads" = xposix; then
1505 # First we test for posix, whether -pthread or -pthreads do the trick as
1506 # both CPPFLAG and LIBS.
1507 # One of them does for most gcc versions and some other platforms/compilers
1508 # too and could be considered as the canonical way to go.
1511 # skip cygwin -pthread or -pthreads test
1514 for flag in pthread pthreads mt; do
1515 glib_save_CFLAGS="$CFLAGS"
1516 CFLAGS="$CFLAGS -$flag"
1517 AC_TRY_RUN(glib_thread_test(0),
1518 glib_flag_works=yes,
1520 [AC_LINK_IFELSE(glib_thread_test(0),
1521 glib_flag_works=yes,
1522 glib_flag_works=no)])
1523 CFLAGS="$glib_save_CFLAGS"
1524 if test $glib_flag_works = yes ; then
1525 G_THREAD_CFLAGS=-$flag
1526 G_THREAD_LIBS=-$flag
1533 if test x"$G_THREAD_CFLAGS" = x; then
1535 # The canonical -pthread[s] does not work. Try something different.
1539 if test x"$GCC" = xyes; then
1540 # GCC 3.0 and above needs -pthread.
1541 # Should be coverd by the case above.
1542 # GCC 2.x and below needs -mthreads
1543 G_THREAD_CFLAGS="-mthreads"
1544 G_THREAD_LIBS=$G_THREAD_CFLAGS
1546 # We are probably using the aix compiler. Normaly a
1547 # program would have to be compiled with the _r variant
1548 # of the corresponding compiler, but we as GLib cannot
1549 # do that: but the good news is that for compiling the
1550 # only difference is the added -D_THREAD_SAFE compile
1551 # option. This is according to the "C for AIX User's
1553 G_THREAD_CFLAGS="-D_THREAD_SAFE"
1557 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
1560 # So we are using dce threads. posix threads are already
1562 G_THREAD_CFLAGS="-threads"
1563 G_THREAD_LIBS=$G_THREAD_CFLAGS
1566 if test x"$GCC" = xyes; then
1567 # We are using solaris threads. posix threads are
1568 # already catched above.
1569 G_THREAD_CFLAGS="-threads"
1571 G_THREAD_CFLAGS="-mt"
1573 G_THREAD_LIBS=$G_THREAD_CFLAGS
1575 *-sysv5uw7*) # UnixWare 7
1576 # We are not using gcc with -pthread. Catched above.
1577 G_THREAD_CFLAGS="-Kthread"
1578 G_THREAD_LIBS=$G_THREAD_CFLAGS
1581 # No flag needed when using MSVCRT.DLL
1585 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
1591 # if we are not finding the localtime_r function, then we probably are
1592 # not using the proper multithread flag
1594 glib_save_CPPFLAGS="$CPPFLAGS"
1595 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1597 # First we test, whether localtime_r is declared in time.h
1598 # directly. Then we test whether a macro localtime_r exists, in
1599 # which case localtime_r in the test program is replaced and thus
1600 # if we still find localtime_r in the output, it is not defined as
1603 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1604 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1606 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1608 CPPFLAGS="$glib_save_CPPFLAGS"
1610 AC_MSG_CHECKING(thread related cflags)
1611 AC_MSG_RESULT($G_THREAD_CFLAGS)
1612 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1615 dnl determination of G_THREAD_LIBS
1616 dnl ******************************
1618 mutex_has_default=no
1619 case $have_threads in
1621 glib_save_CPPFLAGS="$CPPFLAGS"
1622 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1623 if test x"$G_THREAD_LIBS" = x; then
1626 # We are not using gcc (would have set G_THREAD_LIBS) and thus
1627 # probably using the aix compiler.
1628 AC_MSG_WARN($AIX_COMPILE_INFO)
1632 glib_save_LIBS="$LIBS"
1633 for thread_lib in "" pthread pthread32 pthreads thread dce; do
1634 if test x"$thread_lib" = x; then
1638 add_thread_lib="-l$thread_lib"
1639 IN=" in -l$thread_lib"
1641 if test x"$have_threads" = xposix; then
1644 defattr=pthread_attr_default
1647 LIBS="$add_thread_lib $glib_save_LIBS"
1649 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1650 AC_TRY_RUN(glib_thread_test($defattr),
1653 [AC_LINK_IFELSE(glib_thread_test($defattr),
1656 AC_MSG_RESULT($glib_result)
1658 if test "$glib_result" = "yes" ; then
1659 G_THREAD_LIBS="$add_thread_lib"
1663 if test "x$G_THREAD_LIBS" = xerror; then
1664 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1666 LIBS="$glib_save_LIBS"
1671 glib_save_LIBS="$LIBS"
1672 for thread_lib in "" rt rte; do
1673 if test x"$thread_lib" = x; then
1677 add_thread_lib="-l$thread_lib"
1678 IN=" in -l$thread_lib"
1680 LIBS="$add_thread_lib $glib_save_LIBS"
1682 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1683 AC_TRY_RUN(glib_sched_priority_test,
1686 [AC_LINK_IFELSE(glib_sched_priority_test,
1689 AC_MSG_RESULT($glib_result)
1691 if test "$glib_result" = "yes" ; then
1692 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1693 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1694 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1698 LIBS="$glib_save_LIBS"
1699 mutex_has_default=yes
1700 mutex_default_type='pthread_mutex_t'
1701 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1702 mutex_header_file='pthread.h'
1703 if test "x$have_threads" = "xposix"; then
1704 g_threads_impl="POSIX"
1706 g_threads_impl="DCE"
1707 have_threads="posix"
1709 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1710 CPPFLAGS="$glib_save_CPPFLAGS"
1713 mutex_has_default=yes
1714 mutex_default_type='mutex_t'
1715 mutex_default_init="DEFAULTMUTEX"
1716 mutex_header_file='thread.h'
1717 g_threads_impl="SOLARIS"
1720 g_threads_impl="WIN32"
1723 g_threads_impl="NONE"
1726 g_threads_impl="NONE"
1731 if test "x$G_THREAD_LIBS" = xerror; then
1732 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1737 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
1738 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1744 AC_MSG_CHECKING(thread related libraries)
1745 AC_MSG_RESULT($G_THREAD_LIBS)
1747 dnl check for mt safe function variants and some posix functions
1748 dnl ************************************************************
1750 if test x"$have_threads" != xno; then
1751 glib_save_LIBS="$LIBS"
1752 # we are not doing the following for now, as this might require glib
1753 # to always be linked with the thread libs on some platforms.
1754 # LIBS="$LIBS $G_THREAD_LIBS"
1755 AC_CHECK_FUNCS(localtime_r)
1756 if test "$ac_cv_header_pwd_h" = "yes"; then
1757 AC_CACHE_CHECK([for posix getpwuid_r],
1758 ac_cv_func_posix_getpwuid_r,
1764 struct passwd pwd, *pwptr = &pwd;
1767 error = getpwuid_r (0, &pwd, buffer,
1768 sizeof (buffer), &pwptr);
1769 return (error < 0 && errno == ENOSYS)
1772 [ac_cv_func_posix_getpwuid_r=yes],
1773 [ac_cv_func_posix_getpwuid_r=no])])
1774 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
1775 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1776 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1777 [Have POSIX function getpwuid_r])
1779 AC_CACHE_CHECK([for nonposix getpwuid_r],
1780 ac_cv_func_nonposix_getpwuid_r,
1781 [AC_TRY_LINK([#include <pwd.h>],
1782 [char buffer[10000];
1784 getpwuid_r (0, &pwd, buffer,
1786 [ac_cv_func_nonposix_getpwuid_r=yes],
1787 [ac_cv_func_nonposix_getpwuid_r=no])])
1788 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
1789 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1790 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1791 [Have non-POSIX function getpwuid_r])
1795 LIBS="$G_THREAD_LIBS $LIBS"
1796 if test x"$have_threads" = xposix; then
1797 glib_save_CPPFLAGS="$CPPFLAGS"
1798 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1799 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1800 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1801 # This is not AC_CHECK_FUNC to also work with function
1802 # name mangling in header files.
1803 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1804 AC_TRY_LINK([#include <pthread.h>],
1805 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1807 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1808 [Have function pthread_attr_setstacksize])],
1809 [AC_MSG_RESULT(no)])
1810 AC_MSG_CHECKING(for minimal/maximal thread priority)
1811 if test x"$posix_priority_min" = x; then
1812 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1814 posix_priority_min=PX_PRIO_MIN
1815 posix_priority_max=PX_PRIO_MAX])
1817 if test x"$posix_priority_min" = x; then
1819 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
1820 PTHREAD_PRIO_MIN],,[
1821 posix_priority_min=PTHREAD_PRIO_MIN
1822 posix_priority_max=PTHREAD_PRIO_MAX])
1824 if test x"$posix_priority_min" = x; then
1825 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1827 posix_priority_min=PRI_OTHER_MIN
1828 posix_priority_max=PRI_OTHER_MAX])
1830 if test x"$posix_priority_min" = x; then
1831 AC_MSG_RESULT(none found)
1832 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1833 posix_priority_min=-1
1834 posix_priority_max=-1
1836 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1837 AC_MSG_CHECKING(for pthread_setschedparam)
1838 AC_TRY_LINK([#include <pthread.h>],
1839 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
1841 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1842 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
1844 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
1846 posix_yield_func=none
1847 AC_MSG_CHECKING(for posix yield function)
1848 for yield_func in sched_yield pthread_yield_np pthread_yield \
1850 AC_TRY_LINK([#include <pthread.h>],
1852 [posix_yield_func="$yield_func"
1855 if test x"$posix_yield_func" = xnone; then
1856 AC_MSG_RESULT(none found)
1857 AC_MSG_WARN($POSIX_NO_YIELD)
1858 posix_yield_func="g_usleep(1000)"
1860 AC_MSG_RESULT($posix_yield_func)
1861 posix_yield_func="$posix_yield_func()"
1863 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1864 CPPFLAGS="$glib_save_CPPFLAGS"
1866 elif test x"$have_threads" = xwin32; then
1867 # It's a pointer to a private struct
1868 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1869 elif test x"$have_threads" = xsolaris; then
1870 GLIB_SIZEOF([#include <thread.h>], thread_t, system_thread)
1873 LIBS="$glib_save_LIBS"
1875 # now spit out all the warnings.
1876 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1877 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1878 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1880 if test "$ac_cv_func_localtime_r" != "yes"; then
1881 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1885 if test x"$glib_cv_sizeof_system_thread" = x; then
1886 # use a pointer as a fallback.
1887 GLIB_SIZEOF(,void *, system_thread)
1891 # Hack to deal with:
1893 # a) GCC < 3.3 for Linux doesn't include -lpthread when
1894 # building shared libraries with linux.
1898 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
1901 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
1905 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1906 [Source file containing theread implementation])
1907 AC_SUBST(G_THREAD_CFLAGS)
1908 AC_SUBST(G_THREAD_LIBS)
1909 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
1910 AC_SUBST(G_THREAD_LIBS_EXTRA)
1912 dnl **********************************************
1913 dnl *** GDefaultMutex setup and initialization ***
1914 dnl **********************************************
1916 dnl if mutex_has_default = yes, we also got
1917 dnl mutex_default_type, mutex_default_init and mutex_header_file
1918 if test $mutex_has_default = yes ; then
1919 glib_save_CPPFLAGS="$CPPFLAGS"
1920 glib_save_LIBS="$LIBS"
1921 LIBS="$G_THREAD_LIBS $LIBS"
1922 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1923 GLIB_SIZEOF([#include <$mutex_header_file>],
1924 $mutex_default_type,
1926 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1927 $mutex_default_type,
1929 $glib_cv_sizeof_gmutex,
1930 $mutex_default_init)
1931 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1932 mutex_has_default=no
1934 CPPFLAGS="$glib_save_CPPFLAGS"
1935 LIBS="$glib_save_LIBS"
1938 dnl ********************************
1939 dnl *** g_atomic_* tests for gcc ***
1940 dnl ********************************
1942 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
1944 if test x"$GCC" = xyes; then
1947 AC_MSG_RESULT([none])
1948 glib_memory_barrier_needed=no
1951 AC_MSG_RESULT([i486])
1952 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
1953 [i486 atomic implementation])
1954 glib_memory_barrier_needed=no
1957 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
1958 when you are using a sparc with v9 instruction set (most
1959 sparcs nowadays). This will make the code for atomic
1960 operations much faster. The resulting code will not run
1961 on very old sparcs though."
1966 int tmp1, tmp2, tmp3;
1967 __asm__ __volatile__("casx [%2], %0, %1"
1968 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
1970 AC_MSG_RESULT([sparcv9])
1971 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
1972 [sparcv9 atomic implementation]),
1974 AC_MSG_WARN([[$SPARCV9_WARNING]]))
1975 glib_memory_barrier_needed=yes
1978 AC_MSG_RESULT([alpha])
1979 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
1980 [alpha atomic implementation])
1981 glib_memory_barrier_needed=yes
1984 AC_MSG_RESULT([x86_64])
1985 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
1986 [x86_64 atomic implementation])
1987 glib_memory_barrier_needed=no
1990 AC_MSG_RESULT([powerpc])
1991 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
1992 [powerpc atomic implementation])
1993 glib_memory_barrier_needed=yes
1996 AC_MSG_RESULT([ia64])
1997 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
1998 [ia64 atomic implementation])
1999 glib_memory_barrier_needed=yes
2002 AC_MSG_RESULT([s390])
2003 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2004 [s390 atomic implementation])
2005 glib_memory_barrier_needed=no
2008 AC_MSG_RESULT([none])
2009 glib_memory_barrier_needed=yes
2014 dnl ****************************************
2015 dnl *** GLib POLL* compatibility defines ***
2016 dnl ****************************************
2018 glib_poll_includes=["
2019 #include <sys/types.h>
2020 #include <sys/poll.h>
2023 if test $ac_cv_header_sys_types_h = yes &&
2024 test $ac_cv_header_sys_poll_h = yes ; then
2026 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2027 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2028 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2029 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2030 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2031 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2032 if $glib_failed ; then
2033 AC_MSG_ERROR([Could not determine values for POLL* constants])
2036 glib_cv_value_POLLIN=1
2037 glib_cv_value_POLLOUT=4
2038 glib_cv_value_POLLPRI=2
2039 glib_cv_value_POLLERR=8
2040 glib_cv_value_POLLHUP=16
2041 glib_cv_value_POLLNVAL=32
2044 dnl **********************
2045 dnl *** Win32 API libs ***
2046 dnl **********************
2050 G_LIBS_EXTRA="-luser32 -lkernel32"
2053 G_LIBS_EXTRA="-lws2_32 -lole32"
2059 AC_SUBST(G_LIBS_EXTRA)
2061 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2062 dnl since we need it for g_iconv()
2064 AC_MSG_CHECKING([for EILSEQ])
2070 ], have_eilseq=yes, have_eilseq=no);
2071 AC_MSG_RESULT($have_eilseq)
2073 dnl ******************************************************************
2074 dnl *** Look for glib-genmarshal in PATH if we are cross-compiling ***
2075 dnl ******************************************************************
2077 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2079 if test $cross_compiling = yes; then
2080 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2081 if test x$GLIB_GENMARSHAL = xno; then
2082 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2086 dnl **************************
2087 dnl *** Checks for gtk-doc ***
2088 dnl **************************
2090 GTK_DOC_CHECK([1.4])
2093 [AC_HELP_STRING([--enable-man],
2094 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2097 if test "${enable_man}" != no; then
2099 dnl Check for xsltproc
2101 AC_PATH_PROG([XSLTPROC], [xsltproc])
2102 if test -z "$XSLTPROC"; then
2106 dnl check for DocBook DTD and stylesheets in the local catalog.
2107 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2108 [DocBook XML DTD V4.1.2],,enable_man=no)
2109 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2110 [DocBook XSL Stylesheets],,enable_man=no)
2113 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2115 dnl ******************************
2116 dnl *** output the whole stuff ***
2117 dnl ******************************
2119 dnl this section will only be run if config.status is invoked with no
2120 dnl arguments, or with "glibconfig.h" as an argument.
2121 AC_CONFIG_COMMANDS([glibconfig.h],
2123 outfile=glibconfig.h-tmp
2124 cat > $outfile <<\_______EOF
2127 * This is a generated file. Please modify 'configure.in'
2130 #ifndef __G_LIBCONFIG_H__
2131 #define __G_LIBCONFIG_H__
2133 #include <glib/gmacros.h>
2137 if test x$glib_limits_h = xyes; then
2138 echo '#include <limits.h>' >> $outfile
2140 if test x$glib_float_h = xyes; then
2141 echo '#include <float.h>' >> $outfile
2143 if test x$glib_values_h = xyes; then
2144 echo '#include <values.h>' >> $outfile
2146 if test "$glib_header_alloca_h" = "yes"; then
2147 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2149 if test x$glib_sys_poll_h = xyes; then
2150 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2153 cat >> $outfile <<_______EOF
2157 #define G_MINFLOAT $glib_mf
2158 #define G_MAXFLOAT $glib_Mf
2159 #define G_MINDOUBLE $glib_md
2160 #define G_MAXDOUBLE $glib_Md
2161 #define G_MINSHORT $glib_ms
2162 #define G_MAXSHORT $glib_Ms
2163 #define G_MAXUSHORT $glib_Mus
2164 #define G_MININT $glib_mi
2165 #define G_MAXINT $glib_Mi
2166 #define G_MAXUINT $glib_Mui
2167 #define G_MINLONG $glib_ml
2168 #define G_MAXLONG $glib_Ml
2169 #define G_MAXULONG $glib_Mul
2174 ### this should always be true in a modern C/C++ compiler
2175 cat >>$outfile <<_______EOF
2176 typedef signed char gint8;
2177 typedef unsigned char guint8;
2181 if test -n "$gint16"; then
2182 cat >>$outfile <<_______EOF
2183 typedef signed $gint16 gint16;
2184 typedef unsigned $gint16 guint16;
2185 #define G_GINT16_MODIFIER $gint16_modifier
2186 #define G_GINT16_FORMAT $gint16_format
2187 #define G_GUINT16_FORMAT $guint16_format
2192 if test -n "$gint32"; then
2193 cat >>$outfile <<_______EOF
2194 typedef signed $gint32 gint32;
2195 typedef unsigned $gint32 guint32;
2196 #define G_GINT32_MODIFIER $gint32_modifier
2197 #define G_GINT32_FORMAT $gint32_format
2198 #define G_GUINT32_FORMAT $guint32_format
2202 cat >>$outfile <<_______EOF
2203 #define G_HAVE_GINT64 1 /* deprecated, always true */
2205 ${glib_extension}typedef signed $gint64 gint64;
2206 ${glib_extension}typedef unsigned $gint64 guint64;
2208 #define G_GINT64_CONSTANT(val) $gint64_constant
2211 if test x$gint64_format != x ; then
2212 cat >>$outfile <<_______EOF
2213 #define G_GINT64_MODIFIER $gint64_modifier
2214 #define G_GINT64_FORMAT $gint64_format
2215 #define G_GUINT64_FORMAT $guint64_format
2218 cat >>$outfile <<_______EOF
2219 #undef G_GINT64_MODIFIER
2220 #undef G_GINT64_FORMAT
2221 #undef G_GUINT64_FORMAT
2225 cat >>$outfile <<_______EOF
2227 #define GLIB_SIZEOF_VOID_P $glib_void_p
2228 #define GLIB_SIZEOF_LONG $glib_long
2229 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2233 cat >>$outfile <<_______EOF
2234 typedef signed $glib_size_type_define gssize;
2235 typedef unsigned $glib_size_type_define gsize;
2236 #define G_GSIZE_MODIFIER $gsize_modifier
2237 #define G_GSSIZE_FORMAT $gssize_format
2238 #define G_GSIZE_FORMAT $gsize_format
2240 #define G_MAXSIZE G_MAXU$glib_msize_type
2243 if test -z "$glib_unknown_void_p"; then
2244 cat >>$outfile <<_______EOF
2246 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2247 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2249 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2250 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2253 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2258 cat >>$outfile <<_______EOF
2267 #define G_HAVE_INLINE 1
2268 #else /* !__cplusplus */
2270 #endif /* !__cplusplus */
2273 #define G_CAN_INLINE 1
2276 if test x$g_can_inline = xyes ; then
2277 cat >>$outfile <<_______EOF
2278 #else /* !__cplusplus */
2279 #define G_CAN_INLINE 1
2283 cat >>$outfile <<_______EOF
2288 if test x$g_have_iso_c_varargs = xyes ; then
2289 cat >>$outfile <<_______EOF
2291 # define G_HAVE_ISO_VARARGS 1
2295 if test x$g_have_iso_cxx_varargs = xyes ; then
2296 cat >>$outfile <<_______EOF
2298 # define G_HAVE_ISO_VARARGS 1
2302 if test x$g_have_gnuc_varargs = xyes ; then
2303 cat >>$outfile <<_______EOF
2305 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
2306 * is passed ISO vararg support is turned off, and there is no work
2307 * around to turn it on, so we unconditionally turn it off.
2309 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
2310 # undef G_HAVE_ISO_VARARGS
2313 #define G_HAVE_GNUC_VARARGS 1
2317 case x$g_stack_grows in
2318 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
2319 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
2324 if test x$g_have_eilseq = xno; then
2325 cat >>$outfile <<_______EOF
2327 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
2328 * The correspondence between this and the corresponding definition
2329 * in libiconv is essential.
2331 # define EILSEQ ENOENT
2337 if test x$g_have_gnuc_visibility = xyes ; then
2338 cat >>$outfile <<_______EOF
2339 #define G_HAVE_GNUC_VISIBILITY 1
2340 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
2343 cat >>$outfile <<_______EOF
2344 #define G_GNUC_INTERNAL
2350 if test x$g_mutex_has_default = xyes; then
2351 cat >>$outfile <<_______EOF
2352 $g_enable_threads_def G_THREADS_ENABLED
2353 #define G_THREADS_IMPL_$g_threads_impl_def
2354 typedef struct _GStaticMutex GStaticMutex;
2355 struct _GStaticMutex
2357 struct _GMutex *runtime_mutex;
2359 char pad[[$g_mutex_sizeof]];
2360 double dummy_double;
2361 void *dummy_pointer;
2365 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
2366 #define g_static_mutex_get_mutex(mutex) \\
2367 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \\
2368 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
2371 cat >>$outfile <<_______EOF
2372 $g_enable_threads_def G_THREADS_ENABLED
2373 #define G_THREADS_IMPL_$g_threads_impl_def
2374 typedef struct _GMutex* GStaticMutex;
2375 #define G_STATIC_MUTEX_INIT NULL
2376 #define g_static_mutex_get_mutex(mutex) \\
2377 (g_static_mutex_get_mutex_impl_shortcut (mutex))
2381 cat >>$outfile <<_______EOF
2382 /* This represents a system thread as used by the implementation. An
2383 * alien implementaion, as loaded by g_thread_init can only count on
2384 * "sizeof (gpointer)" bytes to store their info. We however need more
2385 * for some of our native implementations. */
2386 typedef union _GSystemThread GSystemThread;
2387 union _GSystemThread
2389 char data[[$g_system_thread_sizeof]];
2390 double dummy_double;
2391 void *dummy_pointer;
2395 if test x"$g_memory_barrier_needed" != xno; then
2397 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
2401 g_bit_sizes="16 32 64"
2402 for bits in $g_bit_sizes; do
2403 cat >>$outfile <<_______EOF
2404 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
2405 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
2406 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
2407 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
2411 cat >>$outfile <<_______EOF
2412 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
2413 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
2414 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
2415 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
2416 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
2417 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
2418 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
2419 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
2420 #define G_BYTE_ORDER $g_byte_order
2422 #define GLIB_SYSDEF_POLLIN =$g_pollin
2423 #define GLIB_SYSDEF_POLLOUT =$g_pollout
2424 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
2425 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
2426 #define GLIB_SYSDEF_POLLERR =$g_pollerr
2427 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
2429 #define G_MODULE_SUFFIX "$g_module_suffix"
2431 typedef $g_pid_type GPid;
2435 #endif /* GLIBCONFIG_H */
2439 if cmp -s $outfile glibconfig.h; then
2440 AC_MSG_NOTICE([glibconfig.h is unchanged])
2443 mv $outfile glibconfig.h
2447 # Note that if two cases are the same, case goes with the first one.
2448 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
2449 # on variable expansion in case labels. Look at the generated config.status
2452 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
2453 glib_header_alloca_h="$ac_cv_working_alloca_h"
2455 glib_header_alloca_h="$ac_cv_header_alloca_h"
2459 x$ac_cv_header_float_h)
2461 glib_mf=FLT_MIN glib_Mf=FLT_MAX
2462 glib_md=DBL_MIN glib_Md=DBL_MAX
2464 x$ac_cv_header_values_h)
2466 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
2467 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
2472 x$ac_cv_header_limits_h)
2474 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
2475 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
2476 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
2478 x$ac_cv_header_values_h)
2480 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
2481 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
2482 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
2486 if test x$ac_cv_header_sys_poll_h = xyes ; then
2491 $ac_cv_sizeof_short)
2493 gint16_modifier='"h"'
2494 gint16_format='"hi"'
2495 guint16_format='"hu"'
2499 gint16_modifier='""'
2501 guint16_format='"u"'
2505 $ac_cv_sizeof_short)
2507 gint32_modifier='"h"'
2508 gint32_format='"hi"'
2509 guint32_format='"hu"'
2513 gint32_modifier='""'
2515 guint32_format='"u"'
2519 gint32_modifier='"l"'
2520 gint32_format='"li"'
2521 guint32_format='"lu"'
2527 gint64_modifier='""'
2529 guint64_format='"u"'
2531 gint64_constant='(val)'
2535 gint64_modifier='"l"'
2536 gint64_format='"li"'
2537 guint64_format='"lu"'
2539 gint64_constant='(val##L)'
2541 $ac_cv_sizeof_long_long)
2543 if test -n "$glib_cv_long_long_format"; then
2544 gint64_modifier='"'$glib_cv_long_long_format'"'
2545 gint64_format='"'$glib_cv_long_long_format'i"'
2546 guint64_format='"'$glib_cv_long_long_format'u"'
2548 glib_extension='G_GNUC_EXTENSION '
2549 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2551 $ac_cv_sizeof___int64)
2553 if test -n "$glib_cv_long_long_format"; then
2554 gint64_modifier='"'$glib_cv_long_long_format'"'
2555 gint64_format='"'$glib_cv_long_long_format'i"'
2556 guint64_format='"'$glib_cv_long_long_format'u"'
2559 gint64_constant='(val##i64)'
2562 glib_size_t=$ac_cv_sizeof_size_t
2563 glib_size_type_define=$glib_size_type
2564 glib_void_p=$ac_cv_sizeof_long
2565 glib_long=$ac_cv_sizeof_void_p
2567 case $glib_size_type in
2569 gsize_modifier='"h"'
2571 gssize_format='"hi"'
2572 glib_msize_type='SHRT'
2578 glib_msize_type='INT'
2581 gsize_modifier='"l"'
2583 gssize_format='"li"'
2584 glib_msize_type='LONG'
2588 gintbits=`expr $ac_cv_sizeof_int \* 8`
2589 glongbits=`expr $ac_cv_sizeof_long \* 8`
2592 case $ac_cv_sizeof_void_p in
2593 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2594 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2595 *) glib_unknown_void_p=yes ;;
2600 x$ac_cv_func_atexit)
2602 #ifdef NeXT /* @#%@! NeXTStep */
2603 # define g_ATEXIT(proc) (!atexit (proc))
2605 # define g_ATEXIT(proc) (atexit (proc))
2608 x$ac_cv_func_on_exit)
2610 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2615 x$ac_cv_func_memmove)
2617 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
2619 x$glib_cv_working_bcopy)
2621 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2622 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2626 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2627 * so we have to roll our own copy routine. */
2628 void g_memmove (void* dest, const void * src, unsigned long len);"
2633 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2634 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2635 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2639 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2640 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2644 if test x$glib_cv_va_val_copy = xno; then
2645 glib_vacopy="\$glib_vacopy
2646 #define G_VA_COPY_AS_ARRAY 1"
2649 if test x$glib_cv_hasinline = xyes; then
2650 glib_inline='#define G_HAVE_INLINE 1'
2652 if test x$glib_cv_has__inline = xyes; then
2653 glib_inline="\$glib_inline
2654 #define G_HAVE___INLINE 1"
2656 if test x$glib_cv_has__inline__ = xyes; then
2657 glib_inline="\$glib_inline
2658 #define G_HAVE___INLINE__ 1"
2661 g_have_gnuc_varargs=$g_have_gnuc_varargs
2662 g_have_iso_c_varargs=$g_have_iso_c_varargs
2663 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2665 g_can_inline=$g_can_inline
2666 g_have_gnuc_visibility=$g_have_gnuc_visibility
2669 x$ac_cv_c_bigendian)
2670 g_byte_order=G_BIG_ENDIAN
2675 g_byte_order=G_LITTLE_ENDIAN
2681 g_pollin=$glib_cv_value_POLLIN
2682 g_pollout=$glib_cv_value_POLLOUT
2683 g_pollpri=$glib_cv_value_POLLPRI
2684 g_pollhup=$glib_cv_value_POLLHUP
2685 g_pollerr=$glib_cv_value_POLLERR
2686 g_pollnval=$glib_cv_value_POLLNVAL
2688 g_stack_grows=$glib_cv_stack_grows
2690 g_have_eilseq=$have_eilseq
2692 case x$have_threads in
2693 xno) g_enable_threads_def="#undef";;
2694 *) g_enable_threads_def="#define";;
2697 g_threads_impl_def=$g_threads_impl
2699 g_mutex_has_default="$mutex_has_default"
2700 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2701 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2702 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2704 g_memory_barrier_needed="$glib_memory_barrier_needed"
2706 g_module_suffix="$glib_gmodule_suffix"
2708 g_pid_type="$glib_pid_type"
2711 glib_os="#define G_OS_BEOS"
2714 glib_os="#define G_OS_UNIX
2715 #define G_PLATFORM_WIN32
2716 #define G_WITH_CYGWIN"
2719 glib_os="#define G_OS_WIN32
2720 #define G_PLATFORM_WIN32"
2723 glib_os="#define G_OS_UNIX"
2730 glib-2.0-uninstalled.pc
2732 gmodule-export-2.0.pc
2733 gmodule-no-export-2.0.pc
2734 gmodule-2.0-uninstalled.pc
2735 gmodule-no-export-2.0-uninstalled.pc
2737 gthread-2.0-uninstalled.pc
2739 gobject-2.0-uninstalled.pc
2744 build/win32/Makefile
2745 build/win32/dirent/Makefile
2747 glib/libcharset/Makefile
2748 glib/gnulib/Makefile
2750 gmodule/gmoduleconf.h
2752 gobject/glib-mkenums
2756 docs/reference/Makefile
2757 docs/reference/glib/Makefile
2758 docs/reference/glib/version.xml
2759 docs/reference/gobject/Makefile
2760 docs/reference/gobject/version.xml
2762 tests/gobject/Makefile
2763 tests/refcount/Makefile
2767 AC_CONFIG_COMMANDS([chmod-scripts],
2768 [chmod 0755 glib-zip
2769 chmod 0755 glib-gettextize
2770 chmod 0755 gobject/glib-mkenums])
2772 # we want to invoke this macro solely so that the config.status script
2773 # and automake generated makefiles know about these generated files.
2774 # They are only needed to distcheck the package
2783 gmodule/makefile.msc
2785 gobject/makefile.msc
2787 gthread/makefile.msc