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 $glib_ok = no; then
261 AC_DEFINE(NO_SYS_ERRLIST)
264 # Check for sys_siglist
265 AC_MSG_CHECKING(for sys_siglist)
267 extern char *sys_siglist[];
268 sys_siglist[1][0] = 0;
269 ], glib_ok=yes, glib_ok=no)
270 AC_MSG_RESULT($glib_ok)
271 if test $glib_ok = no; then
272 AC_DEFINE(NO_SYS_SIGLIST)
275 # Check if <sys/select.h> needs to be included for fd_set
276 AC_MSG_CHECKING([for fd_set])
277 AC_TRY_COMPILE([#include <sys/types.h>],
278 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
279 if test $gtk_ok = yes; then
280 AC_MSG_RESULT([yes, found in sys/types.h])
282 AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes)
283 if test $gtk_ok = yes; then
284 AC_DEFINE(HAVE_SYS_SELECT_H)
285 AC_MSG_RESULT([yes, found in sys/select.h])
292 # These are used only in GDK (gdki18n.h)
293 # This stuff is here only so that we can define these
294 # things in glibconfig.h. If gtk+ started using an installed
295 # gdkconfig.h file, then the definitions would belong there.
299 AC_MSG_CHECKING(for wchar.h)
300 AC_TRY_CPP([#include <wchar.h>], glib_wchar_h=yes, glib_wchar_h=no)
301 if test $glib_wchar_h = yes; then
302 AC_DEFINE(HAVE_WCHAR_H)
304 AC_MSG_RESULT($glib_wchar_h)
306 # Check for wctype.h (for iswalnum)
308 AC_MSG_CHECKING(for wctype.h)
309 AC_TRY_CPP([#include <wctype.h>], glib_wctype_h=yes, glib_wctype_h=no)
310 if test $glib_wctype_h = yes; then
311 AC_DEFINE(HAVE_WCTYPE_H)
313 AC_MSG_RESULT($glib_wctype_h)
316 # in Solaris 2.5, `iswalnum' is in -lw
317 AC_CHECK_FUNC(iswalnum,,[AC_CHECK_LIB(w,iswalnum)])
319 # The following is necessary for Linux libc-5.4.38
320 AC_MSG_CHECKING(if iswalnum() and friends are properly defined)
321 AC_TRY_LINK([#include <stdlib.h>],[
322 #if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H))
323 # ifdef HAVE_WCTYPE_H
331 # define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c))
333 iswalnum((wchar_t) 0);
334 ], glib_working_wctype=yes, glib_working_wctype=no)
337 if test $glib_working_wctype = no; then
338 AC_DEFINE(HAVE_BROKEN_WCTYPE)
340 AC_MSG_RESULT($glib_working_wctype)
343 dnl **********************
344 dnl *** va_copy checks ***
345 dnl **********************
346 dnl we currently check for all three va_copy possibilities, so we get
347 dnl all results in config.log for bug reports.
348 AC_MSG_CHECKING(for an implementation of va_copy())
349 AC_CACHE_VAL(glib_cv_va_copy,[
352 void f (int i, ...) {
353 va_list args1, args2;
355 va_copy (args2, args1);
356 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
358 va_end (args1); va_end (args2);
369 AC_MSG_RESULT($glib_cv_va_copy)
370 AC_MSG_CHECKING(for an implementation of __va_copy())
371 AC_CACHE_VAL(glib_cv___va_copy,[
374 void f (int i, ...) {
375 va_list args1, args2;
377 __va_copy (args2, args1);
378 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
380 va_end (args1); va_end (args2);
386 glib_cv___va_copy=yes
391 AC_MSG_RESULT($glib_cv___va_copy)
392 AC_MSG_CHECKING(whether va_lists can be copied by value)
393 AC_CACHE_VAL(glib_cv_va_val_copy,[
396 void f (int i, ...) {
397 va_list args1, args2;
400 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
402 va_end (args1); va_end (args2);
408 glib_cv_va_val_copy=yes
410 glib_cv_va_val_copy=no
413 if test "x$glib_cv_va_copy" = "xyes"; then
414 AC_DEFINE(G_VA_COPY, va_copy)
415 else if test "x$glib_cv___va_copy" = "xyes"; then
416 AC_DEFINE(G_VA_COPY, __va_copy)
419 if test "x$glib_cv_va_val_copy" = "xno"; then
420 AC_DEFINE(G_VA_COPY_AS_ARRAY)
422 AC_MSG_RESULT($glib_cv_va_val_copy)
425 dnl ***********************
426 dnl *** g_module checks ***
427 dnl ***********************
431 G_MODULE_NEED_USCORE=0
432 G_MODULE_HAVE_DLERROR=0
433 dnl *** dlopen() in system libraries
434 if test -z "$G_MODULE_IMPL"; then
435 AC_CHECK_FUNC(dlopen,
436 G_MODULE_IMPL=G_MODULE_IMPL_DL
439 dnl *** dlopen() in libdl
440 if test -z "$G_MODULE_IMPL"; then
441 AC_CHECK_LIB(dl, dlopen,
443 G_MODULE_IMPL=G_MODULE_IMPL_DL
446 dnl *** shl_load() in libdld (HP-UX)
447 if test -z "$G_MODULE_IMPL"; then
448 AC_MSG_CHECKING(how to export all symbols)
449 SAVED_LDFLAGS=$LDFLAGS
450 LDFLAGS="$LDFLAGS -Wl,-E"
451 AC_TRY_LINK(,[ return 0; ],
452 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
453 LDFLAGS="$SAVED_LDFLAGS -bexpall"
454 AC_TRY_LINK(,[ return 0; ],
455 G_MODULE_LDFLAGS="-bexpall",
456 G_MODULE_LDFLAGS="none"
459 LDFLAGS=$SAVED_LDFLAGS
460 AC_MSG_RESULT($G_MODULE_LDFLAGS)
461 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
464 AC_CHECK_LIB(dld, shl_load,
466 G_MODULE_IMPL=G_MODULE_IMPL_DLD
469 dnl *** additional checks for G_MODULE_IMPL_DL
470 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
473 G_MODULE_LDFLAGS='-rdynamic'
477 LDFLAGS_orig="$LDFLAGS"
478 LIBS="$LIBS $G_MODULE_LIBS"
479 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
480 dnl *** check whether we need preceeding underscores
481 AC_MSG_CHECKING(for preceeding underscore in symbols)
482 AC_CACHE_VAL(glib_cv_uscore,[
485 int glib_underscore_test (void) { return 42; }
487 void *f1 = (void*)0, *f2 = (void*)0, *handle;
488 handle = dlopen ((void*)0, 0);
490 f1 = dlsym (handle, "glib_underscore_test");
491 f2 = dlsym (handle, "_glib_underscore_test");
492 } return (!f2 || f1);
497 rm -f plugin.c plugin.o plugin.lo
499 AC_MSG_RESULT($glib_cv_uscore)
500 if test "x$glib_cv_uscore" = "xyes"; then
501 G_MODULE_NEED_USCORE=1
503 G_MODULE_NEED_USCORE=0
506 LDFLAGS="$LDFLAGS_orig"
507 dnl *** check for having dlerror()
508 AC_CHECK_FUNC(dlerror,
509 G_MODULE_HAVE_DLERROR=1,
510 G_MODULE_HAVE_DLERROR=0)
513 dnl *** done, have e got an implementation?
514 if test -z "$G_MODULE_IMPL"; then
517 AC_SUBST(G_MODULE_IMPL)
518 AC_SUBST(G_MODULE_LIBS)
519 AC_SUBST(G_MODULE_LDFLAGS)
520 AC_SUBST(G_MODULE_HAVE_DLERROR)
521 AC_SUBST(G_MODULE_NEED_USCORE)
522 AC_SUBST(GLIB_DEBUG_FLAGS)
525 dnl ***********************
526 dnl *** g_thread checks ***
527 dnl ***********************
529 AC_ARG_WITH(threads, [ --with-threads=[none/posix/solaris/nspr] specify a thread implementation to use],
530 if test "x$with_threads" = x; then
533 want_threads=$with_threads
536 if test "x$enable_threads" = "xno"; then
539 if test "x$want_threads" = "xnone"; then
543 dnl error and warning message
544 dnl *************************
546 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
547 computer. glib will not be thread safe on your computer."
549 THREAD_UNKNOWN_COMPILER="Your compiler is not known, so I cannot
550 determine the necessary compiler options to compile programs
551 which are using threads. Please provide such information."
553 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
554 platform (normaly it's "_REENTRANT"). I'll not use any flag on
555 compilation now, but then your programs might not work.
556 Please provide information on how it is done on your system."
558 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
561 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
562 provide informationon your thread implementation."
564 dnl determination of thread implementation
565 dnl ***************************************
568 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
571 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
575 if test "x$want_threads" = xyes || test "x$want_threads" = xposix; then
576 if test "x$have_threads" = xnone; then
577 AC_CHECK_LIB(pthread, pthread_attr_init, have_threads=posix)
579 if test "x$have_threads" = xnone; then
580 AC_CHECK_LIB(pthreads, pthread_attr_init, have_threads=posix)
582 if test "x$have_threads" = xnone; then
583 AC_CHECK_FUNC(pthread_attr_init, have_threads=posix)
586 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
587 if test "x$have_threads" = xnone; then
588 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
592 AC_MSG_CHECKING(for thread implementation)
594 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
595 AC_MSG_RESULT(none available)
596 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
598 AC_MSG_RESULT($have_threads)
602 dnl determination of G_THREAD_LIBS
603 dnl ******************************
608 case $have_threads in
611 AC_CHECK_LIB(pthread, pthread_attr_init,
612 G_THREAD_LIBS="-lpthread")
613 if test "x$G_THREAD_LIBS" = xerror; then
614 AC_CHECK_LIB(pthreads, pthread_attr_init,
615 G_THREAD_LIBS="-lpthreads")
617 if test "x$G_THREAD_LIBS" = xerror; then
618 AC_CHECK_FUNC(pthread_attr_init, G_THREAD_LIBS="")
620 mutex_has_default=yes
621 mutex_default_type='pthread_mutex_t'
622 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
623 mutex_header_file='pthread.h'
627 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
628 # solaris has a broken initializer for mutexes, if we find it,
629 # we will replace it.
630 AC_MSG_CHECKING(for broken solaris mutex initialization)
631 AC_EGREP_CPP([ *begin *{ *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *} *end *],
633 begin DEFAULTMUTEX end],
634 [solaris_mutex_init_broken=yes],
635 [solaris_mutex_init_broken=no])
636 AC_MSG_RESULT($solaris_mutex_init_broken)
637 mutex_has_default=yes
638 mutex_default_type='mutex_t'
639 if test x$solaris_mutex_init_broken = xyes; then
640 mutex_default_init="{ { { 0, 0, 0, 0 }, USYNC_THREAD }, { { { 0, 0, 0, 0, 0, 0, 0, 0 } } }, 0}"
642 mutex_default_init="DEFAULTMUTEX"
644 mutex_header_file='thread.h'
647 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
648 G_THREAD_LIBS="-lnspr21")
657 if test "x$G_THREAD_LIBS" = xerror; then
658 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
661 AC_MSG_CHECKING(necessary linker options)
662 AC_MSG_RESULT($G_THREAD_LIBS)
665 dnl determination of G_THREAD_CFLAGS
666 dnl ********************************
668 if test x"$have_threads" != xnone; then
669 G_THREAD_CFLAGS="-D_REENTRANT" # good default
673 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
674 if test x"$GCC" = xyes; then
675 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
680 # if we are not finding the ctime_r function, then we probably are
681 # not using the proper multithread flag
682 old_CPPFLAGS=$CPPFLAGS
683 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
684 AC_EGREP_HEADER([[^a-zA-Z_]ctime_r[^a-zA-Z_]], time.h, ,
686 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
687 CPPFLAGS=$old_CPPFLAGS
689 # if test x"$GCC" = xyes; then
690 # # older gcc's do not know the -fstack-check option and will
691 # # stop compiling, so just check this here
692 # old_CPPFLAGS="$CPPFLAGS"
693 # CPPFLAGS="$CPPFLAGS -fstack-check"
695 # G_THREAD_CFLAGS="$G_THREAD_CFLAGS -fstack-check")
696 # CPPFLAGS=$old_CPPFLAGS
698 # AC_MSG_WARN($THREAD_UNKNOWN_COMPILER)
701 AC_MSG_CHECKING(necessary compiler options)
703 AC_MSG_RESULT($G_THREAD_CFLAGS)
708 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
709 AC_SUBST(G_THREAD_CFLAGS)
710 AC_SUBST(G_THREAD_LIBS)
712 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
715 dnl **********************************************
716 dnl *** GDefaultMutex setup and initialization ***
717 dnl **********************************************
719 dnl if mutex_has_default = yes, we also got
720 dnl mutex_default_type, mutex_default_init and mutex_header_file
721 GLIB_IF_VAR_EQ(mutex_has_default, yes,
722 GLIB_SIZEOF([#include <$mutex_header_file>],
726 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
729 $glib_cv_sizeof_gmutex,
735 dnl ****************************************
736 dnl *** GLib POLL* compatibility defines ***
737 dnl ****************************************
738 GLIB_SYSDEFS([#include <sys/types.h>
739 #include <sys/poll.h>],
740 POLLIN POLLOUT POLLPRI POLLERR POLLHUP POLLNVAL,
741 glibconfig-sysdefs.h,
745 dnl ******************************
746 dnl *** output the whole stuff ***
747 dnl ******************************
751 ## Generate `glibconfig.h' in two cases
752 ## 1. `config.status' is run either explicitly, or via configure.
753 ## Esp. not when it is run in `Makefile' to generate makefiles and
755 ## 2. CONFIG_OTHER is set explicitly
757 ## Case 1 is difficult. We know that `automake' sets one of
758 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
759 ## only when AM_CONFIG_HEADER is set, however.
761 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
762 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
763 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
765 case "$CONFIG_OTHER" in
767 echo creating glibconfig.h
768 outfile=glibconfig.h-tmp
769 cat > $outfile <<\_______EOF
772 * This is a generated file. Please modify `configure.in'
780 #endif /* __cplusplus */
784 if test x$glib_limits_h = xyes; then
785 echo '#include <limits.h>' >> $outfile
787 if test x$glib_float_h = xyes; then
788 echo '#include <float.h>' >> $outfile
790 if test x$glib_values_h = xyes; then
791 echo '#include <values.h>' >> $outfile
793 if test x$g_mutex_header_file != x; then
794 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
796 if test x$glib_sys_poll_h = xyes; then
797 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
800 cat >> $outfile <<_______EOF
802 #define G_MINFLOAT $glib_mf
803 #define G_MAXFLOAT $glib_Mf
804 #define G_MINDOUBLE $glib_md
805 #define G_MAXDOUBLE $glib_Md
806 #define G_MINSHORT $glib_ms
807 #define G_MAXSHORT $glib_Ms
808 #define G_MININT $glib_mi
809 #define G_MAXINT $glib_Mi
810 #define G_MINLONG $glib_ml
811 #define G_MAXLONG $glib_Ml
816 ### this should always be true in a modern C/C++ compiler
817 cat >>$outfile <<_______EOF
818 typedef signed char gint8;
819 typedef unsigned char guint8;
823 if test -n "$gint16"; then
824 cat >>$outfile <<_______EOF
825 typedef signed $gint16 gint16;
826 typedef unsigned $gint16 guint16;
831 if test -n "$gint32"; then
832 cat >>$outfile <<_______EOF
833 typedef signed $gint32 gint32;
834 typedef unsigned $gint32 guint32;
839 if test -n "$gint64"; then
840 cat >>$outfile <<_______EOF
841 ${glib_warning_guard}#define G_HAVE_GINT64 1
843 ${glib_extension}typedef signed $gint64 gint64;
844 ${glib_extension}typedef unsigned $gint64 guint64;
846 #define G_GINT64_CONSTANT(val) $gint64_constant
851 if test -z "$glib_unknown_void_p"; then
852 cat >>$outfile <<_______EOF
854 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
855 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
857 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
858 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
861 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
866 cat >>$outfile <<_______EOF
874 #define G_HAVE_INLINE 1
875 #else /* !__cplusplus */
877 #endif /* !__cplusplus */
881 if test x$g_mutex_has_default = xyes; then
882 cat >>$outfile <<_______EOF
883 $g_enable_threads_def G_THREADS_ENABLED
884 typedef struct _GStaticMutex GStaticMutex;
887 struct _GMutex *runtime_mutex;
889 char pad[$g_mutex_sizeof];
895 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
896 #define g_static_mutex_get_mutex(mutex) \
897 (g_thread_use_default_impl ? ((GMutex*) &(mutex).aligned_pad_u) : \
898 g_static_mutex_get_mutex_impl (&(mutex).runtime_mutex))
901 cat >>$outfile <<_______EOF
902 $g_enable_threads_def G_THREADS_ENABLED
903 typedef struct _GMutex* GStaticMutex;
904 #define G_STATIC_MUTEX_INIT NULL
905 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (&(mutex)))
911 if test -n "$gint64"; then
912 g_bit_sizes="$g_bit_sizes 64"
914 for bits in $g_bit_sizes; do
915 cat >>$outfile <<_______EOF
916 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
917 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
918 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
919 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
923 cat >>$outfile <<_______EOF
924 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
925 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
926 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
927 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
928 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
929 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
930 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
931 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
932 #define G_BYTE_ORDER $g_byte_order
936 if test -r glibconfig-sysdefs.h; then
937 cat glibconfig-sysdefs.h >>$outfile
941 cat >>$outfile <<_______EOF
948 #endif /* __cplusplus */
950 #endif /* GLIBCONFIG_H */
954 if cmp -s $outfile glibconfig.h; then
955 echo glibconfig.h is unchanged
958 mv $outfile glibconfig.h
963 # Note that if two cases are the same, case goes with the first one.
964 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
965 # on variable expansion in case labels. Look at the generated config.status
969 x$ac_cv_header_float_h)
971 glib_mf=FLT_MIN glib_Mf=FLT_MAX
972 glib_md=DBL_MIN glib_Md=DBL_MAX
974 x$ac_cv_header_values_h)
976 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
977 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
982 x$ac_cv_header_limits_h)
984 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX
985 glib_mi=INT_MIN glib_Mi=INT_MAX
986 glib_ml=LONG_MIN glib_Ml=LONG_MAX
988 x$ac_cv_header_values_h)
990 glib_ms=MINSHORT glib_Ms=MAXSHORT
991 glib_mi=MININT glib_Mi=MAXINT
992 glib_ml=MINLONG glib_Ml=MAXLONG
996 if test x$ac_cv_header_sys_poll_h = xyes ; then
1001 $ac_cv_sizeof_short) gint16=short;;
1002 $ac_cv_sizeof_int) gint16=int;;
1005 $ac_cv_sizeof_short) gint32=short;;
1006 $ac_cv_sizeof_int) gint32=int;;
1007 $ac_cv_sizeof_long) gint32=long;;
1014 gint64_constant='(val)'
1020 gint64_constant='(val##L)'
1022 $ac_cv_sizeof_long_long)
1024 glib_extension='G_GNUC_EXTENSION '
1025 glib_warning_guard="
1026 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1027 # define G_GNUC_EXTENSION __extension__
1029 # define G_GNUC_EXTENSION
1033 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1037 gintbits=`expr $ac_cv_sizeof_int \* 8`
1038 glongbits=`expr $ac_cv_sizeof_long \* 8`
1041 case $ac_cv_sizeof_void_p in
1042 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1043 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1044 *) glib_unknown_void_p=yes ;;
1049 x$ac_cv_func_atexit)
1051 #ifdef NeXT /* @#%@! NeXTStep */
1052 # define g_ATEXIT(proc) (!atexit (proc))
1054 # define g_ATEXIT(proc) (atexit (proc))
1057 x$ac_cv_func_on_exit)
1059 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1064 x$ac_cv_func_memmove)
1066 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1070 /* We make the assumption that if memmove isn't available, then
1071 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1072 * necessarily handle overlapping copies) */
1073 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1078 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1079 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1080 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1084 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1085 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1089 if test x$glib_cv_va_val_copy = xno; then
1090 glib_vacopy="\$glib_vacopy
1091 #define G_VA_COPY_AS_ARRAY 1"
1094 if test x$glib_cv_hasinline = xyes; then
1095 glib_inline='#define G_HAVE_INLINE 1'
1097 if test x$glib_cv_has__inline = xyes; then
1098 glib_inline="\$glib_inline
1099 #define G_HAVE___INLINE 1"
1101 if test x$glib_cv_has__inline__ = xyes; then
1102 glib_inline="\$glib_inline
1103 #define G_HAVE___INLINE__ 1"
1107 x$ac_cv_c_bigendian)
1108 g_byte_order=G_BIG_ENDIAN
1113 g_byte_order=G_LITTLE_ENDIAN
1119 if test x$glib_wchar_h = xyes; then
1121 #define G_HAVE_WCHAR_H 1'
1123 if test x$glib_wctype_h = xyes; then
1125 #define G_HAVE_WCTYPE_H 1"
1127 if test x$glib_working_wctype = xno; then
1129 #define G_HAVE_BROKEN_WCTYPE 1"
1132 case x$enable_threads in
1133 xyes) g_enable_threads_def="#define";;
1134 *) g_enable_threads_def="#undef ";;
1137 g_mutex_has_default="$mutex_has_default"
1138 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1139 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1145 gmodule/gmoduleconf.h
1149 ],[case "$CONFIG_FILES" in
1150 *glib-config*)chmod +x glib-config;;