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 if test "x$ac_cv_func_alloca_works" = xyes; then
178 AC_CHECK_FUNCS(atexit on_exit)
180 AC_CHECK_SIZEOF(char)
181 AC_CHECK_SIZEOF(short)
182 AC_CHECK_SIZEOF(long)
184 AC_CHECK_SIZEOF(void *)
185 AC_CHECK_SIZEOF(long long)
187 dnl long doubles were not used, and a portability problem
191 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
192 dnl truely know which ones of `inline', `__inline' and `__inline__' are
193 dnl actually supported.
194 AC_MSG_CHECKING(for __inline)
195 AC_CACHE_VAL(glib_cv_has__inline,[
197 __inline int foo () { return 0; }
198 int main () { return foo (); }
200 glib_cv_has__inline=yes
202 glib_cv_has__inline=no
205 AC_MSG_RESULT($glib_cv_has__inline)
206 case x$glib_cv_has__inline in
207 xyes) AC_DEFINE(G_HAVE___INLINE)
209 AC_MSG_CHECKING(for __inline__)
210 AC_CACHE_VAL(glib_cv_has__inline__,[
212 __inline__ int foo () { return 0; }
213 int main () { return foo (); }
215 glib_cv_has__inline__=yes
217 glib_cv_has__inline__=no
220 AC_MSG_RESULT($glib_cv_has__inline__)
221 case x$glib_cv_has__inline__ in
222 xyes) AC_DEFINE(G_HAVE___INLINE__)
224 AC_MSG_CHECKING(for inline)
225 AC_CACHE_VAL(glib_cv_hasinline,[
227 inline int foo () { return 0; }
228 int main () { return foo (); }
230 glib_cv_hasinline=yes
235 AC_MSG_RESULT($glib_cv_hasinline)
236 case x$glib_cv_hasinline in
237 xyes) AC_DEFINE(G_HAVE_INLINE)
240 dnl for bytesex stuff
243 dnl header file checks
244 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
245 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
246 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
247 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
248 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
249 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
250 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
251 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
252 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
253 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
254 AC_CHECK_HEADER(alloca.h, glib_have_alloca_h=yes, glib_have_alloca_h=no)
256 # Check for some functions
257 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf vasprintf strcasecmp strncasecmp poll)
259 # Check for sys_errlist
260 AC_MSG_CHECKING(for sys_errlist)
262 extern char *sys_errlist[];
264 sys_errlist[sys_nerr-1][0] = 0;
265 ], glib_ok=yes, glib_ok=no)
266 AC_MSG_RESULT($glib_ok)
267 if test $glib_ok = no; then
268 AC_DEFINE(NO_SYS_ERRLIST)
271 # Check for sys_siglist
272 AC_MSG_CHECKING(for sys_siglist)
274 extern char *sys_siglist[];
275 sys_siglist[1][0] = 0;
276 ], glib_ok=yes, glib_ok=no)
277 AC_MSG_RESULT($glib_ok)
278 if test $glib_ok = no; then
279 AC_DEFINE(NO_SYS_SIGLIST)
282 # Check if <sys/select.h> needs to be included for fd_set
283 AC_MSG_CHECKING([for fd_set])
284 AC_TRY_COMPILE([#include <sys/types.h>],
285 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
286 if test $gtk_ok = yes; then
287 AC_MSG_RESULT([yes, found in sys/types.h])
289 AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes)
290 if test $gtk_ok = yes; then
291 AC_DEFINE(HAVE_SYS_SELECT_H)
292 AC_MSG_RESULT([yes, found in sys/select.h])
299 # These are used only in GDK (gdki18n.h)
300 # This stuff is here only so that we can define these
301 # things in glibconfig.h. If gtk+ started using an installed
302 # gdkconfig.h file, then the definitions would belong there.
306 AC_MSG_CHECKING(for wchar.h)
307 AC_TRY_CPP([#include <wchar.h>], glib_wchar_h=yes, glib_wchar_h=no)
308 if test $glib_wchar_h = yes; then
309 AC_DEFINE(HAVE_WCHAR_H)
311 AC_MSG_RESULT($glib_wchar_h)
313 # Check for wctype.h (for iswalnum)
315 AC_MSG_CHECKING(for wctype.h)
316 AC_TRY_CPP([#include <wctype.h>], glib_wctype_h=yes, glib_wctype_h=no)
317 if test $glib_wctype_h = yes; then
318 AC_DEFINE(HAVE_WCTYPE_H)
320 AC_MSG_RESULT($glib_wctype_h)
323 # in Solaris 2.5, `iswalnum' is in -lw
324 AC_CHECK_FUNC(iswalnum,,[AC_CHECK_LIB(w,iswalnum)])
326 # The following is necessary for Linux libc-5.4.38
327 AC_MSG_CHECKING(if iswalnum() and friends are properly defined)
328 AC_TRY_LINK([#include <stdlib.h>],[
329 #if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H))
330 # ifdef HAVE_WCTYPE_H
338 # define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c))
340 iswalnum((wchar_t) 0);
341 ], glib_working_wctype=yes, glib_working_wctype=no)
344 if test $glib_working_wctype = no; then
345 AC_DEFINE(HAVE_BROKEN_WCTYPE)
347 AC_MSG_RESULT($glib_working_wctype)
350 dnl **********************
351 dnl *** va_copy checks ***
352 dnl **********************
353 dnl we currently check for all three va_copy possibilities, so we get
354 dnl all results in config.log for bug reports.
355 AC_MSG_CHECKING(for an implementation of va_copy())
356 AC_CACHE_VAL(glib_cv_va_copy,[
359 void f (int i, ...) {
360 va_list args1, args2;
362 va_copy (args2, args1);
363 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
365 va_end (args1); va_end (args2);
376 AC_MSG_RESULT($glib_cv_va_copy)
377 AC_MSG_CHECKING(for an implementation of __va_copy())
378 AC_CACHE_VAL(glib_cv___va_copy,[
381 void f (int i, ...) {
382 va_list args1, args2;
384 __va_copy (args2, args1);
385 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
387 va_end (args1); va_end (args2);
393 glib_cv___va_copy=yes
398 AC_MSG_RESULT($glib_cv___va_copy)
399 AC_MSG_CHECKING(whether va_lists can be copied by value)
400 AC_CACHE_VAL(glib_cv_va_val_copy,[
403 void f (int i, ...) {
404 va_list args1, args2;
407 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
409 va_end (args1); va_end (args2);
415 glib_cv_va_val_copy=yes
417 glib_cv_va_val_copy=no
420 if test "x$glib_cv_va_copy" = "xyes"; then
421 AC_DEFINE(G_VA_COPY, va_copy)
422 else if test "x$glib_cv___va_copy" = "xyes"; then
423 AC_DEFINE(G_VA_COPY, __va_copy)
426 if test "x$glib_cv_va_val_copy" = "xno"; then
427 AC_DEFINE(G_VA_COPY_AS_ARRAY)
429 AC_MSG_RESULT($glib_cv_va_val_copy)
432 dnl ***********************
433 dnl *** g_module checks ***
434 dnl ***********************
438 G_MODULE_NEED_USCORE=0
439 G_MODULE_HAVE_DLERROR=0
440 dnl *** dlopen() in system libraries
441 if test -z "$G_MODULE_IMPL"; then
442 AC_CHECK_FUNC(dlopen,
443 G_MODULE_IMPL=G_MODULE_IMPL_DL
446 dnl *** dlopen() in libdl
447 if test -z "$G_MODULE_IMPL"; then
448 AC_CHECK_LIB(dl, dlopen,
450 G_MODULE_IMPL=G_MODULE_IMPL_DL
453 dnl *** shl_load() in libdld (HP-UX)
454 if test -z "$G_MODULE_IMPL"; then
455 AC_MSG_CHECKING(how to export all symbols)
456 SAVED_LDFLAGS=$LDFLAGS
457 LDFLAGS="$LDFLAGS -Wl,-E"
458 AC_TRY_LINK(,[ return 0; ],
459 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
460 LDFLAGS="$SAVED_LDFLAGS -bexpall"
461 AC_TRY_LINK(,[ return 0; ],
462 G_MODULE_LDFLAGS="-bexpall",
463 G_MODULE_LDFLAGS="none"
466 LDFLAGS=$SAVED_LDFLAGS
467 AC_MSG_RESULT($G_MODULE_LDFLAGS)
468 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
471 AC_CHECK_LIB(dld, shl_load,
473 G_MODULE_IMPL=G_MODULE_IMPL_DLD
476 dnl *** additional checks for G_MODULE_IMPL_DL
477 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
480 G_MODULE_LDFLAGS='-rdynamic'
484 LDFLAGS_orig="$LDFLAGS"
485 LIBS="$LIBS $G_MODULE_LIBS"
486 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
487 dnl *** check whether we need preceeding underscores
488 AC_MSG_CHECKING(for preceeding underscore in symbols)
489 AC_CACHE_VAL(glib_cv_uscore,[
492 int glib_underscore_test (void) { return 42; }
494 void *f1 = (void*)0, *f2 = (void*)0, *handle;
495 handle = dlopen ((void*)0, 0);
497 f1 = dlsym (handle, "glib_underscore_test");
498 f2 = dlsym (handle, "_glib_underscore_test");
499 } return (!f2 || f1);
504 rm -f plugin.c plugin.o plugin.lo
506 AC_MSG_RESULT($glib_cv_uscore)
507 if test "x$glib_cv_uscore" = "xyes"; then
508 G_MODULE_NEED_USCORE=1
510 G_MODULE_NEED_USCORE=0
513 LDFLAGS="$LDFLAGS_orig"
514 dnl *** check for having dlerror()
515 AC_CHECK_FUNC(dlerror,
516 G_MODULE_HAVE_DLERROR=1,
517 G_MODULE_HAVE_DLERROR=0)
520 dnl *** done, have e got an implementation?
521 if test -z "$G_MODULE_IMPL"; then
524 AC_SUBST(G_MODULE_IMPL)
525 AC_SUBST(G_MODULE_LIBS)
526 AC_SUBST(G_MODULE_LDFLAGS)
527 AC_SUBST(G_MODULE_HAVE_DLERROR)
528 AC_SUBST(G_MODULE_NEED_USCORE)
529 AC_SUBST(GLIB_DEBUG_FLAGS)
532 dnl ***********************
533 dnl *** g_thread checks ***
534 dnl ***********************
536 AC_ARG_WITH(threads, [ --with-threads=[none/posix/solaris/nspr] specify a thread implementation to use],
537 if test "x$with_threads" = x; then
540 want_threads=$with_threads
543 if test "x$enable_threads" = "xno"; then
546 if test "x$want_threads" = "xnone"; then
550 dnl error and warning message
551 dnl *************************
553 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
554 computer. glib will not be thread safe on your computer."
556 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
557 platform (normaly it's "_REENTRANT"). I'll not use any flag on
558 compilation now, but then your programs might not work.
559 Please provide information on how it is done on your system."
561 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
564 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
565 provide informationon your thread implementation."
567 dnl determination of thread implementation
568 dnl ***************************************
571 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
574 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
578 if test "x$want_threads" = xyes || test "x$want_threads" = xposix; then
579 if test "x$have_threads" = xnone; then
580 AC_CHECK_LIB(pthread, pthread_attr_init, have_threads=posix)
582 if test "x$have_threads" = xnone; then
583 AC_CHECK_LIB(pthreads, pthread_attr_init, have_threads=posix)
585 if test "x$have_threads" = xnone; then
586 AC_CHECK_LIB(c_r, pthread_attr_init, have_threads=posix)
588 if test "x$have_threads" = xnone; then
589 AC_CHECK_FUNC(pthread_attr_init, have_threads=posix)
591 dnl ********** DG/UX ************
592 if test "x$have_threads" = xnone; then
593 AC_CHECK_LIB(thread, __d10_pthread_attr_init,
597 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
598 if test "x$have_threads" = xnone; then
599 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
603 AC_MSG_CHECKING(for thread implementation)
605 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
606 AC_MSG_RESULT(none available)
607 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
609 AC_MSG_RESULT($have_threads)
613 dnl determination of G_THREAD_LIBS
614 dnl ******************************
620 case $have_threads in
623 AC_CHECK_LIB(pthread, pthread_attr_init,
624 G_THREAD_LIBS="-lpthread")
625 if test "x$G_THREAD_LIBS" = xerror; then
626 AC_CHECK_LIB(pthreads, pthread_attr_init,
627 G_THREAD_LIBS="-lpthreads")
629 if test "x$G_THREAD_LIBS" = xerror; then
630 AC_CHECK_LIB(c_r, pthread_attr_init,
631 G_THREAD_LIBS="-lc_r")
633 if test "x$G_THREAD_LIBS" = xerror; then
634 AC_CHECK_FUNC(pthread_attr_init, G_THREAD_LIBS="")
636 dnl ********** DG/UX ************
637 if test "x$G_THREAD_LIBS" = xerror; then
638 AC_CHECK_LIB(thread, __d10_pthread_attr_init,
639 G_THREAD_LIBS="-lthread"
640 G_THREAD_CFLAGS="-D_POSIX4A_DRAFT10_SOURCE")
642 mutex_has_default=yes
643 mutex_default_type='pthread_mutex_t'
644 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
645 mutex_header_file='pthread.h'
646 g_threads_impl="POSIX"
650 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
651 mutex_has_default=yes
652 mutex_default_type='mutex_t'
653 mutex_default_init="DEFAULTMUTEX"
654 mutex_header_file='thread.h'
655 g_threads_impl="SOLARIS"
658 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
659 G_THREAD_LIBS="-lnspr21")
660 g_threads_impl="NSPR"
663 g_threads_impl="NONE"
666 g_threads_impl="NONE"
671 if test "x$G_THREAD_LIBS" = xerror; then
672 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
675 AC_MSG_CHECKING(necessary linker options)
676 AC_MSG_RESULT($G_THREAD_LIBS)
679 dnl determination of G_THREAD_CFLAGS
680 dnl ********************************
682 if test x"$have_threads" != xnone; then
683 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default
687 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
688 if test x"$GCC" = xyes; then
689 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
694 # if we are not finding the ctime_r function, then we probably are
695 # not using the proper multithread flag
696 old_CPPFLAGS=$CPPFLAGS
697 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
698 AC_EGREP_HEADER([[^a-zA-Z_]ctime_r[^a-zA-Z_]], time.h, ,
700 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
701 CPPFLAGS=$old_CPPFLAGS
703 AC_MSG_CHECKING(necessary compiler options)
705 AC_MSG_RESULT($G_THREAD_CFLAGS)
710 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
711 AC_SUBST(G_THREAD_CFLAGS)
712 AC_SUBST(G_THREAD_LIBS)
714 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
716 AC_CHECK_FUNCS(localtime_r rand_r)
718 dnl **********************************************
719 dnl *** GDefaultMutex setup and initialization ***
720 dnl **********************************************
722 dnl if mutex_has_default = yes, we also got
723 dnl mutex_default_type, mutex_default_init and mutex_header_file
724 GLIB_IF_VAR_EQ(mutex_has_default, yes,
725 GLIB_SIZEOF([#include <$mutex_header_file>],
729 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
732 $glib_cv_sizeof_gmutex,
738 dnl ****************************************
739 dnl *** GLib POLL* compatibility defines ***
740 dnl ****************************************
742 [#include <sys/types.h>
743 #include <sys/poll.h>],
744 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
745 glibconfig-sysdefs.h,
749 dnl ******************************
750 dnl *** output the whole stuff ***
751 dnl ******************************
755 ## Generate `glibconfig.h' in two cases
756 ## 1. `config.status' is run either explicitly, or via configure.
757 ## Esp. not when it is run in `Makefile' to generate makefiles and
759 ## 2. CONFIG_OTHER is set explicitly
761 ## Case 1 is difficult. We know that `automake' sets one of
762 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
763 ## only when AM_CONFIG_HEADER is set, however.
765 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
766 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
767 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
769 case "$CONFIG_OTHER" in
771 echo creating glibconfig.h
772 outfile=glibconfig.h-tmp
773 cat > $outfile <<\_______EOF
776 * This is a generated file. Please modify `configure.in'
784 #endif /* __cplusplus */
788 if test x$glib_limits_h = xyes; then
789 echo '#include <limits.h>' >> $outfile
791 if test x$glib_float_h = xyes; then
792 echo '#include <float.h>' >> $outfile
794 if test x$glib_values_h = xyes; then
795 echo '#include <values.h>' >> $outfile
797 if test x$g_mutex_header_file != x; then
798 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
800 if test x$glib_sys_poll_h = xyes; then
801 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
804 cat >> $outfile <<_______EOF
806 #define G_MINFLOAT $glib_mf
807 #define G_MAXFLOAT $glib_Mf
808 #define G_MINDOUBLE $glib_md
809 #define G_MAXDOUBLE $glib_Md
810 #define G_MINSHORT $glib_ms
811 #define G_MAXSHORT $glib_Ms
812 #define G_MININT $glib_mi
813 #define G_MAXINT $glib_Mi
814 #define G_MINLONG $glib_ml
815 #define G_MAXLONG $glib_Ml
820 ### this should always be true in a modern C/C++ compiler
821 cat >>$outfile <<_______EOF
822 typedef signed char gint8;
823 typedef unsigned char guint8;
827 if test -n "$gint16"; then
828 cat >>$outfile <<_______EOF
829 typedef signed $gint16 gint16;
830 typedef unsigned $gint16 guint16;
835 if test -n "$gint32"; then
836 cat >>$outfile <<_______EOF
837 typedef signed $gint32 gint32;
838 typedef unsigned $gint32 guint32;
843 if test -n "$gint64"; then
844 cat >>$outfile <<_______EOF
845 ${glib_warning_guard}#define G_HAVE_GINT64 1
847 ${glib_extension}typedef signed $gint64 gint64;
848 ${glib_extension}typedef unsigned $gint64 guint64;
850 #define G_GINT64_CONSTANT(val) $gint64_constant
855 if test -z "$glib_unknown_void_p"; then
856 cat >>$outfile <<_______EOF
858 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
859 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
861 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
862 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
865 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
870 cat >>$outfile <<_______EOF
879 #define G_HAVE_INLINE 1
880 #else /* !__cplusplus */
882 #endif /* !__cplusplus */
886 if test x$g_mutex_has_default = xyes; then
887 cat >>$outfile <<_______EOF
888 $g_enable_threads_def G_THREADS_ENABLED
889 #define G_THREADS_IMPL_$g_threads_impl_def
890 typedef struct _GStaticMutex GStaticMutex;
893 struct _GMutex *runtime_mutex;
895 char pad[$g_mutex_sizeof];
901 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
902 #define g_static_mutex_get_mutex(mutex) \
903 (g_thread_use_default_impl ? ((GMutex*) &(mutex).aligned_pad_u) : \
904 g_static_mutex_get_mutex_impl (&(mutex).runtime_mutex))
907 cat >>$outfile <<_______EOF
908 $g_enable_threads_def G_THREADS_ENABLED
909 #define $g_threads_impl_def
910 typedef struct _GMutex* GStaticMutex;
911 #define G_STATIC_MUTEX_INIT NULL
912 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (&(mutex)))
918 if test -n "$gint64"; then
919 g_bit_sizes="$g_bit_sizes 64"
921 for bits in $g_bit_sizes; do
922 cat >>$outfile <<_______EOF
923 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
924 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
925 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
926 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
930 cat >>$outfile <<_______EOF
931 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
932 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
933 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
934 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
935 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
936 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
937 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
938 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
939 #define G_BYTE_ORDER $g_byte_order
943 if test -r glibconfig-sysdefs.h; then
944 cat glibconfig-sysdefs.h >>$outfile
948 cat >>$outfile <<_______EOF
955 #endif /* __cplusplus */
957 #endif /* GLIBCONFIG_H */
961 if cmp -s $outfile glibconfig.h; then
962 echo glibconfig.h is unchanged
965 mv $outfile glibconfig.h
970 # Note that if two cases are the same, case goes with the first one.
971 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
972 # on variable expansion in case labels. Look at the generated config.status
976 x$ac_cv_header_float_h)
978 glib_mf=FLT_MIN glib_Mf=FLT_MAX
979 glib_md=DBL_MIN glib_Md=DBL_MAX
981 x$ac_cv_header_values_h)
983 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
984 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
989 x$ac_cv_header_limits_h)
991 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX
992 glib_mi=INT_MIN glib_Mi=INT_MAX
993 glib_ml=LONG_MIN glib_Ml=LONG_MAX
995 x$ac_cv_header_values_h)
997 glib_ms=MINSHORT glib_Ms=MAXSHORT
998 glib_mi=MININT glib_Mi=MAXINT
999 glib_ml=MINLONG glib_Ml=MAXLONG
1003 if test x$ac_cv_header_sys_poll_h = xyes ; then
1008 $ac_cv_sizeof_short) gint16=short;;
1009 $ac_cv_sizeof_int) gint16=int;;
1012 $ac_cv_sizeof_short) gint32=short;;
1013 $ac_cv_sizeof_int) gint32=int;;
1014 $ac_cv_sizeof_long) gint32=long;;
1021 gint64_constant='(val)'
1027 gint64_constant='(val##L)'
1029 $ac_cv_sizeof_long_long)
1031 glib_extension='G_GNUC_EXTENSION '
1032 glib_warning_guard="
1033 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1034 # define G_GNUC_EXTENSION __extension__
1036 # define G_GNUC_EXTENSION
1040 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1044 gintbits=`expr $ac_cv_sizeof_int \* 8`
1045 glongbits=`expr $ac_cv_sizeof_long \* 8`
1048 case $ac_cv_sizeof_void_p in
1049 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1050 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1051 *) glib_unknown_void_p=yes ;;
1056 x$ac_cv_func_atexit)
1058 #ifdef NeXT /* @#%@! NeXTStep */
1059 # define g_ATEXIT(proc) (!atexit (proc))
1061 # define g_ATEXIT(proc) (atexit (proc))
1064 x$ac_cv_func_on_exit)
1066 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1071 x$ac_cv_func_memmove)
1073 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1077 /* We make the assumption that if memmove isn't available, then
1078 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1079 * necessarily handle overlapping copies) */
1080 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1085 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1086 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1087 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1091 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1092 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1096 if test x$glib_cv_va_val_copy = xno; then
1097 glib_vacopy="\$glib_vacopy
1098 #define G_VA_COPY_AS_ARRAY 1"
1101 if test x$glib_cv_hasinline = xyes; then
1102 glib_inline='#define G_HAVE_INLINE 1'
1104 if test x$glib_cv_has__inline = xyes; then
1105 glib_inline="\$glib_inline
1106 #define G_HAVE___INLINE 1"
1108 if test x$glib_cv_has__inline__ = xyes; then
1109 glib_inline="\$glib_inline
1110 #define G_HAVE___INLINE__ 1"
1114 x$ac_cv_c_bigendian)
1115 g_byte_order=G_BIG_ENDIAN
1120 g_byte_order=G_LITTLE_ENDIAN
1126 if test x$glib_wchar_h = xyes; then
1128 #define G_HAVE_WCHAR_H 1'
1130 if test x$glib_wctype_h = xyes; then
1132 #define G_HAVE_WCTYPE_H 1"
1134 if test x$glib_working_wctype = xno; then
1136 #define G_HAVE_BROKEN_WCTYPE 1"
1139 if test x$glib_have_alloca = xyes; then
1142 /* alloca support */"
1144 if test x$glib_have_alloca_h = xyes; then
1145 glib_alloca="\$glib_alloca
1146 #define G_HAVE_ALLOCA_H 1"
1149 glib_alloca="\$glib_alloca
1150 #define G_HAVE_ALLOCA 1
1152 /* BEGIN autoconf 2.13 alloca incantation
1153 NOTE: Do not un-indent the #pragma below. */
1154 /* AIX requires this to be the first thing in the file. */
1157 # define alloca __builtin_alloca
1160 # if G_HAVE_ALLOCA_H
1161 # include <alloca.h>
1166 # ifndef alloca /* predefined by HP cc +Olibcalls */
1172 /* END autoconf 2.13 alloca incantation */
1178 case x$enable_threads in
1179 xyes) g_enable_threads_def="#define";;
1180 *) g_enable_threads_def="#undef ";;
1183 g_threads_impl_def=$g_threads_impl
1185 g_mutex_has_default="$mutex_has_default"
1186 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1187 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1193 gmodule/gmoduleconf.h
1198 ],[case "$CONFIG_FILES" in
1199 *glib-config*)chmod +x glib-config;;