1 dnl ***********************************
2 dnl *** include special GLib macros ***
3 dnl ***********************************
4 builtin(include, acglib.m4)dnl
6 # Process this file with autoconf to produce a configure script.
9 # Save this value here, since automake will set cflags later
10 cflags_set=${CFLAGS+set}
12 # we rewrite this file
13 rm -f glibconfig-sysdefs.h
15 # The following version number definitions apply to GLib and GModule
16 # as a whole, so if changes occoured in either of them, they are both
17 # treated with the same interface and binary age.
20 # GLIB_MICRO_VERSION += 1;
21 # GLIB_INTERFACE_AGE += 1;
22 # GLIB_BINARY_AGE += 1;
23 # if any functions have been added, set GLIB_INTERFACE_AGE to 0.
24 # if backwards compatibility has been broken,
25 # set GLIB_BINARY_AGE and GLIB_INTERFACE_AGE to 0.
32 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
33 AC_SUBST(GLIB_VERSION)
36 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
37 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
38 LT_REVISION=$GLIB_INTERFACE_AGE
39 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
48 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
50 # Specify a configuration file
51 AM_CONFIG_HEADER(config.h)
53 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION)
54 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION)
55 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION)
56 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE)
57 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE)
59 dnl Initialize libtool
62 dnl Initialize maintainer mode
67 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=minimum]],,enable_debug=minimum)
68 AC_ARG_ENABLE(mem_check, [ --enable-mem-check turn on malloc/free sanity checking [default=no]],,enable_mem_check=no)
69 AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile turn on malloc profiling atexit [default=no]],,enable_mem_profile=no)
70 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
72 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
73 ([=no] will override --with-threads)],,enable_threads=yes)
75 if test "x$enable_threads" != "xyes"; then
79 AC_MSG_CHECKING(whether to enable memory checking)
80 if test "x$enable_mem_check" = "xyes"; then
81 AC_DEFINE(ENABLE_MEM_CHECK, 1)
82 AC_SUBST(ENABLE_MEM_CHECK)
88 AC_MSG_CHECKING(whether to enable memory profiling)
89 if test "x$enable_mem_profile" = "xyes"; then
90 AC_DEFINE(ENABLE_MEM_PROFILE, 1)
91 AC_SUBST(ENABLE_MEM_PROFILE)
97 if test "x$enable_debug" = "xyes"; then
98 test "$cflags_set" = set || CFLAGS="$CFLAGS -g"
99 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
101 if test "x$enable_debug" = "xno"; then
102 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
106 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}")
108 # Checks for programs.
114 if test "x$GCC" = "xyes"; then
116 *[\ \ ]-Wall[\ \ ]*) ;;
117 *) CFLAGS="$CFLAGS -Wall" ;;
120 if test "x$enable_ansi" = "xyes"; then
122 *[\ \ ]-ansi[\ \ ]*) ;;
123 *) CFLAGS="$CFLAGS -ansi" ;;
127 *[\ \ ]-pedantic[\ \ ]*) ;;
128 *) CFLAGS="$CFLAGS -pedantic" ;;
134 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
135 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
138 AC_TRY_RUN([#include <math.h>
139 int main (void) { return (log(1) != log(1.)); }],
140 AC_MSG_RESULT(none needed),
141 glib_save_CFLAGS=$CFLAGS
142 CFLAGS="$CFLAGS -std1"
143 AC_TRY_RUN([#include <math.h>
144 int main (void) { return (log(1) != log(1.)); }],
145 AC_MSG_RESULT(-std1),
147 CFLAGS=$glib_save_CFLAGS
149 [No ANSI prototypes found in library. (-std1 didn't work.)])
154 dnl NeXTStep cc seems to need this
155 AC_MSG_CHECKING([for extra flags for POSIX compliance])
156 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
157 AC_MSG_RESULT(none needed),
158 glib_save_CFLAGS=$CFLAGS
159 CFLAGS="$CFLAGS -posix"
160 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
161 AC_MSG_RESULT(-posix),
163 CFLAGS=$glib_save_CFLAGS
164 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
166 # Checks for header files.
169 # Checks for library functions.
172 AC_CHECK_FUNCS(atexit on_exit)
174 AC_CHECK_SIZEOF(char)
175 AC_CHECK_SIZEOF(short)
176 AC_CHECK_SIZEOF(long)
178 AC_CHECK_SIZEOF(void *)
179 AC_CHECK_SIZEOF(long long)
181 dnl long doubles were not used, and a portability problem
185 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
186 dnl truely know which ones of `inline', `__inline' and `__inline__' are
187 dnl actually supported.
188 AC_MSG_CHECKING(for __inline)
189 AC_CACHE_VAL(glib_cv_has__inline,[
191 __inline int foo () { return 0; }
192 int main () { return foo (); }
194 glib_cv_has__inline=yes
196 glib_cv_has__inline=no
199 AC_MSG_RESULT($glib_cv_has__inline)
200 case x$glib_cv_has__inline in
201 xyes) AC_DEFINE(G_HAVE___INLINE)
203 AC_MSG_CHECKING(for __inline__)
204 AC_CACHE_VAL(glib_cv_has__inline__,[
206 __inline__ int foo () { return 0; }
207 int main () { return foo (); }
209 glib_cv_has__inline__=yes
211 glib_cv_has__inline__=no
214 AC_MSG_RESULT($glib_cv_has__inline__)
215 case x$glib_cv_has__inline__ in
216 xyes) AC_DEFINE(G_HAVE___INLINE__)
218 AC_MSG_CHECKING(for inline)
219 AC_CACHE_VAL(glib_cv_hasinline,[
221 inline int foo () { return 0; }
222 int main () { return foo (); }
224 glib_cv_hasinline=yes
229 AC_MSG_RESULT($glib_cv_hasinline)
230 case x$glib_cv_hasinline in
231 xyes) AC_DEFINE(G_HAVE_INLINE)
234 dnl for bytesex stuff
237 dnl header file checks
238 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
239 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
240 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
241 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
242 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
243 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
244 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
245 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
246 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
247 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
249 # Check for some functions
250 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
252 # Check for sys_errlist
253 AC_MSG_CHECKING(for sys_errlist)
255 extern char *sys_errlist[];
257 sys_errlist[sys_nerr-1][0] = 0;
258 ], glib_ok=yes, glib_ok=no)
259 AC_MSG_RESULT($glib_ok)
260 if test $glib_ok = no; then
261 AC_DEFINE(NO_SYS_ERRLIST)
264 # Check for sys_siglist
265 AC_MSG_CHECKING(for sys_siglist)
267 extern char *sys_siglist[];
268 strlen (sys_siglist[0]);
269 ], glib_ok=yes, glib_ok=no)
270 AC_MSG_RESULT($glib_ok)
271 if test $glib_ok = no; then
272 AC_DEFINE(NO_SYS_SIGLIST)
275 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
276 AC_MSG_CHECKING(for sys_siglist declaration)
277 AC_TRY_COMPILE([#include <signal.h>], [
278 strlen (sys_siglist[0]);
279 ], glib_ok=yes, glib_ok=no)
280 AC_MSG_RESULT($glib_ok)
281 if test $glib_ok = yes; then
282 AC_DEFINE(NO_SYS_SIGLIST_DECL)
285 # Check if <sys/select.h> needs to be included for fd_set
286 AC_MSG_CHECKING([for fd_set])
287 AC_TRY_COMPILE([#include <sys/types.h>],
288 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
289 if test $gtk_ok = yes; then
290 AC_MSG_RESULT([yes, found in sys/types.h])
292 AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes)
293 if test $gtk_ok = yes; then
294 AC_DEFINE(HAVE_SYS_SELECT_H)
295 AC_MSG_RESULT([yes, found in sys/select.h])
302 # These are used only in GDK (gdki18n.h)
303 # This stuff is here only so that we can define these
304 # things in glibconfig.h. If gtk+ started using an installed
305 # gdkconfig.h file, then the definitions would belong there.
309 AC_MSG_CHECKING(for wchar.h)
310 AC_TRY_CPP([#include <wchar.h>], glib_wchar_h=yes, glib_wchar_h=no)
311 if test $glib_wchar_h = yes; then
312 AC_DEFINE(HAVE_WCHAR_H)
314 AC_MSG_RESULT($glib_wchar_h)
316 # Check for wctype.h (for iswalnum)
318 AC_MSG_CHECKING(for wctype.h)
319 AC_TRY_CPP([#include <wctype.h>], glib_wctype_h=yes, glib_wctype_h=no)
320 if test $glib_wctype_h = yes; then
321 AC_DEFINE(HAVE_WCTYPE_H)
323 AC_MSG_RESULT($glib_wctype_h)
326 # in Solaris 2.5, `iswalnum' is in -lw
327 AC_CHECK_FUNC(iswalnum,,[AC_CHECK_LIB(w,iswalnum)])
329 # The following is necessary for Linux libc-5.4.38
330 AC_MSG_CHECKING(if iswalnum() and friends are properly defined)
331 AC_TRY_LINK([#include <stdlib.h>],[
332 #if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H))
333 # ifdef HAVE_WCTYPE_H
341 # define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c))
343 iswalnum((wchar_t) 0);
344 ], glib_working_wctype=yes, glib_working_wctype=no)
347 if test $glib_working_wctype = no; then
348 AC_DEFINE(HAVE_BROKEN_WCTYPE)
350 AC_MSG_RESULT($glib_working_wctype)
353 dnl **********************
354 dnl *** va_copy checks ***
355 dnl **********************
356 dnl we currently check for all three va_copy possibilities, so we get
357 dnl all results in config.log for bug reports.
358 AC_MSG_CHECKING(for an implementation of va_copy())
359 AC_CACHE_VAL(glib_cv_va_copy,[
362 void f (int i, ...) {
363 va_list args1, args2;
365 va_copy (args2, args1);
366 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
368 va_end (args1); va_end (args2);
379 AC_MSG_RESULT($glib_cv_va_copy)
380 AC_MSG_CHECKING(for an implementation of __va_copy())
381 AC_CACHE_VAL(glib_cv___va_copy,[
384 void f (int i, ...) {
385 va_list args1, args2;
387 __va_copy (args2, args1);
388 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
390 va_end (args1); va_end (args2);
396 glib_cv___va_copy=yes
401 AC_MSG_RESULT($glib_cv___va_copy)
402 AC_MSG_CHECKING(whether va_lists can be copied by value)
403 AC_CACHE_VAL(glib_cv_va_val_copy,[
406 void f (int i, ...) {
407 va_list args1, args2;
410 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
412 va_end (args1); va_end (args2);
418 glib_cv_va_val_copy=yes
420 glib_cv_va_val_copy=no
423 if test "x$glib_cv_va_copy" = "xyes"; then
424 AC_DEFINE(G_VA_COPY, va_copy)
425 else if test "x$glib_cv___va_copy" = "xyes"; then
426 AC_DEFINE(G_VA_COPY, __va_copy)
429 if test "x$glib_cv_va_val_copy" = "xno"; then
430 AC_DEFINE(G_VA_COPY_AS_ARRAY)
432 AC_MSG_RESULT($glib_cv_va_val_copy)
435 dnl ***********************
436 dnl *** g_module checks ***
437 dnl ***********************
441 G_MODULE_NEED_USCORE=0
442 G_MODULE_HAVE_DLERROR=0
443 dnl *** dlopen() in system libraries
444 if test -z "$G_MODULE_IMPL"; then
445 AC_CHECK_FUNC(dlopen,
446 G_MODULE_IMPL=G_MODULE_IMPL_DL
449 dnl *** dlopen() in libdl
450 if test -z "$G_MODULE_IMPL"; then
451 AC_CHECK_LIB(dl, dlopen,
453 G_MODULE_IMPL=G_MODULE_IMPL_DL
456 dnl *** shl_load() in libdld (HP-UX)
457 if test -z "$G_MODULE_IMPL"; then
458 AC_MSG_CHECKING(how to export all symbols)
459 SAVED_LDFLAGS=$LDFLAGS
460 LDFLAGS="$LDFLAGS -Wl,-E"
461 AC_TRY_LINK(,[ return 0; ],
462 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
463 LDFLAGS="$SAVED_LDFLAGS -bexpall"
464 AC_TRY_LINK(,[ return 0; ],
465 G_MODULE_LDFLAGS="-bexpall",
466 G_MODULE_LDFLAGS="none"
469 LDFLAGS=$SAVED_LDFLAGS
470 AC_MSG_RESULT($G_MODULE_LDFLAGS)
471 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
474 AC_CHECK_LIB(dld, shl_load,
476 G_MODULE_IMPL=G_MODULE_IMPL_DLD
479 dnl *** additional checks for G_MODULE_IMPL_DL
480 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
483 G_MODULE_LDFLAGS='-rdynamic'
487 LDFLAGS_orig="$LDFLAGS"
488 LIBS="$LIBS $G_MODULE_LIBS"
489 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
490 dnl *** check whether we need preceeding underscores
491 AC_MSG_CHECKING(for preceeding underscore in symbols)
492 AC_CACHE_VAL(glib_cv_uscore,[
495 int glib_underscore_test (void) { return 42; }
497 void *f1 = (void*)0, *f2 = (void*)0, *handle;
498 handle = dlopen ((void*)0, 0);
500 f1 = dlsym (handle, "glib_underscore_test");
501 f2 = dlsym (handle, "_glib_underscore_test");
502 } return (!f2 || f1);
507 rm -f plugin.c plugin.o plugin.lo
509 AC_MSG_RESULT($glib_cv_uscore)
510 if test "x$glib_cv_uscore" = "xyes"; then
511 G_MODULE_NEED_USCORE=1
513 G_MODULE_NEED_USCORE=0
516 LDFLAGS="$LDFLAGS_orig"
517 dnl *** check for having dlerror()
518 AC_CHECK_FUNC(dlerror,
519 G_MODULE_HAVE_DLERROR=1,
520 G_MODULE_HAVE_DLERROR=0)
523 dnl *** done, have e got an implementation?
524 if test -z "$G_MODULE_IMPL"; then
527 AC_SUBST(G_MODULE_IMPL)
528 AC_SUBST(G_MODULE_LIBS)
529 AC_SUBST(G_MODULE_LDFLAGS)
530 AC_SUBST(G_MODULE_HAVE_DLERROR)
531 AC_SUBST(G_MODULE_NEED_USCORE)
532 AC_SUBST(GLIB_DEBUG_FLAGS)
535 dnl ***********************
536 dnl *** g_thread checks ***
537 dnl ***********************
539 AC_ARG_WITH(threads, [ --with-threads=[none/posix/solaris/nspr] specify a thread implementation to use],
540 if test "x$with_threads" = x; then
543 want_threads=$with_threads
546 if test "x$enable_threads" = "xno"; then
549 if test "x$want_threads" = "xnone"; then
553 dnl error and warning message
554 dnl *************************
556 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
557 computer. glib will not be thread safe on your computer."
559 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
560 platform (normaly it's "_REENTRANT"). I'll not use any flag on
561 compilation now, but then your programs might not work.
562 Please provide information on how it is done on your system."
564 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
567 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
568 provide informationon your thread implementation."
570 dnl determination of thread implementation
571 dnl ***************************************
574 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
577 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
581 if test "x$want_threads" = xyes || test "x$want_threads" = xposix; then
582 if test "x$have_threads" = xnone; then
583 AC_CHECK_LIB(pthread, pthread_attr_init, have_threads=posix)
585 if test "x$have_threads" = xnone; then
586 AC_CHECK_LIB(pthreads, pthread_attr_init, have_threads=posix)
588 if test "x$have_threads" = xnone; then
589 AC_CHECK_LIB(c_r, pthread_attr_init, have_threads=posix)
591 if test "x$have_threads" = xnone; then
592 AC_CHECK_FUNC(pthread_attr_init, have_threads=posix)
594 dnl ********** DG/UX ************
595 if test "x$have_threads" = xnone; then
596 AC_CHECK_LIB(thread, __d10_pthread_attr_init,
600 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
601 if test "x$have_threads" = xnone; then
602 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
606 AC_MSG_CHECKING(for thread implementation)
608 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
609 AC_MSG_RESULT(none available)
610 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
612 AC_MSG_RESULT($have_threads)
616 dnl determination of G_THREAD_LIBS
617 dnl ******************************
623 case $have_threads in
626 AC_CHECK_LIB(pthread, pthread_attr_init,
627 G_THREAD_LIBS="-lpthread")
628 if test "x$G_THREAD_LIBS" = xerror; then
629 AC_CHECK_LIB(pthreads, pthread_attr_init,
630 G_THREAD_LIBS="-lpthreads")
632 if test "x$G_THREAD_LIBS" = xerror; then
633 AC_CHECK_LIB(c_r, pthread_attr_init,
634 G_THREAD_LIBS="-lc_r")
636 if test "x$G_THREAD_LIBS" = xerror; then
637 AC_CHECK_FUNC(pthread_attr_init, G_THREAD_LIBS="")
639 dnl ********** DG/UX ************
640 if test "x$G_THREAD_LIBS" = xerror; then
641 AC_CHECK_LIB(thread, __d10_pthread_attr_init,
642 G_THREAD_LIBS="-lthread"
643 G_THREAD_CFLAGS="-D_POSIX4A_DRAFT10_SOURCE")
645 mutex_has_default=yes
646 mutex_default_type='pthread_mutex_t'
647 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
648 mutex_header_file='pthread.h'
649 g_threads_impl="POSIX"
653 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
654 mutex_has_default=yes
655 mutex_default_type='mutex_t'
656 mutex_default_init="DEFAULTMUTEX"
657 mutex_header_file='thread.h'
658 g_threads_impl="SOLARIS"
661 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
662 G_THREAD_LIBS="-lnspr21")
663 g_threads_impl="NSPR"
666 g_threads_impl="NONE"
669 g_threads_impl="NONE"
674 if test "x$G_THREAD_LIBS" = xerror; then
675 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
678 AC_MSG_CHECKING(necessary linker options)
679 AC_MSG_RESULT($G_THREAD_LIBS)
681 dnl check for mt safe function variants
682 dnl ***********************************
684 if test x"$have_threads" != xnone; then
685 glib_save_LIBS="$LIBS"
686 LIBS="$LIBS $G_THREAD_LIBS"
687 AC_CHECK_FUNCS(localtime_r rand_r)
688 LIBS="$glib_save_LIBS"
691 dnl determination of G_THREAD_CFLAGS
692 dnl ********************************
694 if test x"$have_threads" != xnone; then
695 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default guess
699 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
700 if test x"$GCC" = xyes; then
701 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
705 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
707 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
712 # if we are not finding the ctime_r function, then we probably are
713 # not using the proper multithread flag
714 old_CPPFLAGS=$CPPFLAGS
715 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
716 AC_EGREP_HEADER([[^a-zA-Z_]ctime_r[^a-zA-Z_]], time.h, ,
718 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
719 CPPFLAGS=$old_CPPFLAGS
721 AC_MSG_CHECKING(necessary compiler options)
723 AC_MSG_RESULT($G_THREAD_CFLAGS)
728 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
729 AC_SUBST(G_THREAD_CFLAGS)
730 AC_SUBST(G_THREAD_LIBS)
732 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
734 dnl **********************************************
735 dnl *** GDefaultMutex setup and initialization ***
736 dnl **********************************************
738 dnl if mutex_has_default = yes, we also got
739 dnl mutex_default_type, mutex_default_init and mutex_header_file
740 GLIB_IF_VAR_EQ(mutex_has_default, yes,
741 GLIB_SIZEOF([#include <$mutex_header_file>],
745 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
748 $glib_cv_sizeof_gmutex,
754 dnl ****************************************
755 dnl *** GLib POLL* compatibility defines ***
756 dnl ****************************************
758 [#include <sys/types.h>
759 #include <sys/poll.h>],
760 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
761 glibconfig-sysdefs.h,
765 dnl ******************************
766 dnl *** output the whole stuff ***
767 dnl ******************************
771 ## Generate `glibconfig.h' in two cases
772 ## 1. `config.status' is run either explicitly, or via configure.
773 ## Esp. not when it is run in `Makefile' to generate makefiles and
775 ## 2. CONFIG_OTHER is set explicitly
777 ## Case 1 is difficult. We know that `automake' sets one of
778 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
779 ## only when AM_CONFIG_HEADER is set, however.
781 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
782 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
783 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
785 case "$CONFIG_OTHER" in
787 echo creating glibconfig.h
788 outfile=glibconfig.h-tmp
789 cat > $outfile <<\_______EOF
792 * This is a generated file. Please modify `configure.in'
800 #endif /* __cplusplus */
804 if test x$glib_limits_h = xyes; then
805 echo '#include <limits.h>' >> $outfile
807 if test x$glib_float_h = xyes; then
808 echo '#include <float.h>' >> $outfile
810 if test x$glib_values_h = xyes; then
811 echo '#include <values.h>' >> $outfile
813 if test x$g_mutex_header_file != x; then
814 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
816 if test x$glib_sys_poll_h = xyes; then
817 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
820 cat >> $outfile <<_______EOF
822 #define G_MINFLOAT $glib_mf
823 #define G_MAXFLOAT $glib_Mf
824 #define G_MINDOUBLE $glib_md
825 #define G_MAXDOUBLE $glib_Md
826 #define G_MINSHORT $glib_ms
827 #define G_MAXSHORT $glib_Ms
828 #define G_MININT $glib_mi
829 #define G_MAXINT $glib_Mi
830 #define G_MINLONG $glib_ml
831 #define G_MAXLONG $glib_Ml
836 ### this should always be true in a modern C/C++ compiler
837 cat >>$outfile <<_______EOF
838 typedef signed char gint8;
839 typedef unsigned char guint8;
843 if test -n "$gint16"; then
844 cat >>$outfile <<_______EOF
845 typedef signed $gint16 gint16;
846 typedef unsigned $gint16 guint16;
851 if test -n "$gint32"; then
852 cat >>$outfile <<_______EOF
853 typedef signed $gint32 gint32;
854 typedef unsigned $gint32 guint32;
859 if test -n "$gint64"; then
860 cat >>$outfile <<_______EOF
861 ${glib_warning_guard}#define G_HAVE_GINT64 1
863 ${glib_extension}typedef signed $gint64 gint64;
864 ${glib_extension}typedef unsigned $gint64 guint64;
866 #define G_GINT64_CONSTANT(val) $gint64_constant
871 if test -z "$glib_unknown_void_p"; then
872 cat >>$outfile <<_______EOF
874 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
875 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
877 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
878 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
881 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
886 cat >>$outfile <<_______EOF
894 #define G_HAVE_INLINE 1
895 #else /* !__cplusplus */
897 #endif /* !__cplusplus */
901 if test x$g_mutex_has_default = xyes; then
902 cat >>$outfile <<_______EOF
903 $g_enable_threads_def G_THREADS_ENABLED
904 #define G_THREADS_IMPL_$g_threads_impl_def
905 typedef struct _GStaticMutex GStaticMutex;
908 struct _GMutex *runtime_mutex;
910 char pad[$g_mutex_sizeof];
916 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
917 #define g_static_mutex_get_mutex(mutex) \
918 (g_thread_use_default_impl ? ((GMutex*) &(mutex).aligned_pad_u) : \
919 g_static_mutex_get_mutex_impl (&(mutex).runtime_mutex))
922 cat >>$outfile <<_______EOF
923 $g_enable_threads_def G_THREADS_ENABLED
924 #define $g_threads_impl_def
925 typedef struct _GMutex* GStaticMutex;
926 #define G_STATIC_MUTEX_INIT NULL
927 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (&(mutex)))
933 if test -n "$gint64"; then
934 g_bit_sizes="$g_bit_sizes 64"
936 for bits in $g_bit_sizes; do
937 cat >>$outfile <<_______EOF
938 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
939 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
940 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
941 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
945 cat >>$outfile <<_______EOF
946 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
947 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
948 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
949 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
950 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
951 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
952 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
953 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
954 #define G_BYTE_ORDER $g_byte_order
958 if test -r glibconfig-sysdefs.h; then
959 cat glibconfig-sysdefs.h >>$outfile
963 cat >>$outfile <<_______EOF
970 #endif /* __cplusplus */
972 #endif /* GLIBCONFIG_H */
976 if cmp -s $outfile glibconfig.h; then
977 echo glibconfig.h is unchanged
980 mv $outfile glibconfig.h
985 # Note that if two cases are the same, case goes with the first one.
986 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
987 # on variable expansion in case labels. Look at the generated config.status
991 x$ac_cv_header_float_h)
993 glib_mf=FLT_MIN glib_Mf=FLT_MAX
994 glib_md=DBL_MIN glib_Md=DBL_MAX
996 x$ac_cv_header_values_h)
998 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
999 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1004 x$ac_cv_header_limits_h)
1006 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX
1007 glib_mi=INT_MIN glib_Mi=INT_MAX
1008 glib_ml=LONG_MIN glib_Ml=LONG_MAX
1010 x$ac_cv_header_values_h)
1012 glib_ms=MINSHORT glib_Ms=MAXSHORT
1013 glib_mi=MININT glib_Mi=MAXINT
1014 glib_ml=MINLONG glib_Ml=MAXLONG
1018 if test x$ac_cv_header_sys_poll_h = xyes ; then
1023 $ac_cv_sizeof_short) gint16=short;;
1024 $ac_cv_sizeof_int) gint16=int;;
1027 $ac_cv_sizeof_short) gint32=short;;
1028 $ac_cv_sizeof_int) gint32=int;;
1029 $ac_cv_sizeof_long) gint32=long;;
1036 gint64_constant='(val)'
1042 gint64_constant='(val##L)'
1044 $ac_cv_sizeof_long_long)
1046 glib_extension='G_GNUC_EXTENSION '
1047 glib_warning_guard="
1048 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1049 # define G_GNUC_EXTENSION __extension__
1051 # define G_GNUC_EXTENSION
1055 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1059 gintbits=`expr $ac_cv_sizeof_int \* 8`
1060 glongbits=`expr $ac_cv_sizeof_long \* 8`
1063 case $ac_cv_sizeof_void_p in
1064 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1065 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1066 *) glib_unknown_void_p=yes ;;
1071 x$ac_cv_func_atexit)
1073 #ifdef NeXT /* @#%@! NeXTStep */
1074 # define g_ATEXIT(proc) (!atexit (proc))
1076 # define g_ATEXIT(proc) (atexit (proc))
1079 x$ac_cv_func_on_exit)
1081 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1086 x$ac_cv_func_memmove)
1088 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1092 /* We make the assumption that if memmove isn't available, then
1093 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1094 * necessarily handle overlapping copies) */
1095 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1100 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1101 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1102 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1106 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1107 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1111 if test x$glib_cv_va_val_copy = xno; then
1112 glib_vacopy="\$glib_vacopy
1113 #define G_VA_COPY_AS_ARRAY 1"
1116 if test x$glib_cv_hasinline = xyes; then
1117 glib_inline='#define G_HAVE_INLINE 1'
1119 if test x$glib_cv_has__inline = xyes; then
1120 glib_inline="\$glib_inline
1121 #define G_HAVE___INLINE 1"
1123 if test x$glib_cv_has__inline__ = xyes; then
1124 glib_inline="\$glib_inline
1125 #define G_HAVE___INLINE__ 1"
1129 x$ac_cv_c_bigendian)
1130 g_byte_order=G_BIG_ENDIAN
1135 g_byte_order=G_LITTLE_ENDIAN
1141 if test x$glib_wchar_h = xyes; then
1143 #define G_HAVE_WCHAR_H 1'
1145 if test x$glib_wctype_h = xyes; then
1147 #define G_HAVE_WCTYPE_H 1"
1149 if test x$glib_working_wctype = xno; then
1151 #define G_HAVE_BROKEN_WCTYPE 1"
1154 case x$enable_threads in
1155 xyes) g_enable_threads_def="#define";;
1156 *) g_enable_threads_def="#undef ";;
1159 g_threads_impl_def=$g_threads_impl
1161 g_mutex_has_default="$mutex_has_default"
1162 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1163 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1169 gmodule/gmoduleconf.h
1174 ],[case "$CONFIG_FILES" in
1175 *glib-config*)chmod +x glib-config;;