1 dnl ***********************************
2 dnl *** include special GLib macros ***
3 dnl ***********************************
4 builtin(include, acglib.m4)dnl
6 # require autoconf 2.13
9 # Process this file with autoconf to produce a configure script.
12 # Save this value here, since automake will set cflags later
13 cflags_set=${CFLAGS+set}
15 # we rewrite this file
16 rm -f glibconfig-sysdefs.h
18 dnl we to AC_DIVERT_PUSH/AC_DIVERT_POP these variable definitions so they
19 dnl are available for $ac_help expansion (don't we all *love* autoconf?)
20 AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
22 # The following version number definitions apply to GLib and GModule
23 # as a whole, so if changes occoured in either of them, they are both
24 # treated with the same interface and binary age.
27 # GLIB_MICRO_VERSION += 1;
28 # GLIB_INTERFACE_AGE += 1;
29 # GLIB_BINARY_AGE += 1;
30 # if any functions have been added, set GLIB_INTERFACE_AGE to 0.
31 # if backwards compatibility has been broken,
32 # set GLIB_BINARY_AGE and GLIB_INTERFACE_AGE to 0.
39 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
43 AC_SUBST(GLIB_MAJOR_VERSION)
44 AC_SUBST(GLIB_MINOR_VERSION)
45 AC_SUBST(GLIB_VERSION)
46 AC_SUBST(GLIB_INTERFACE_AGE)
47 AC_SUBST(GLIB_BINARY_AGE)
50 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
51 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
52 LT_REVISION=$GLIB_INTERFACE_AGE
53 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
62 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
64 # Specify a configuration file
65 AM_CONFIG_HEADER(config.h)
67 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION)
68 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION)
69 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION)
70 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE)
71 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE)
73 dnl Initialize libtool
76 dnl Initialize maintainer mode
81 AC_MSG_CHECKING(for the BeOS)
84 AC_DEFINE(GLIB_NATIVE_BEOS, 1)
85 glib_native_beos="yes"
86 AC_MSG_RESULT([$glib_native_beos])
90 AC_MSG_RESULT($glib_native_beos)
94 dnl figure debugging default, prior to $ac_help setup
96 AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
97 if test `expr $GLIB_MINOR_VERSION \% 2` = 1 ; then
100 debug_default=minimum
104 dnl declare --enable-* args and collect ac_help strings
105 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=$debug_default]],,enable_debug=$debug_default)
106 AC_ARG_ENABLE(mem_check, [ --enable-mem-check turn on malloc/free sanity checking [default=no]],,enable_mem_check=no)
107 AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile turn on malloc profiling atexit [default=no]],,enable_mem_profile=no)
108 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
110 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
111 ([=no] will override --with-threads)],,enable_threads=yes)
113 if test "x$enable_threads" != "xyes"; then
117 AC_MSG_CHECKING(whether to enable memory checking)
118 if test "x$enable_mem_check" = "xyes"; then
119 AC_DEFINE(ENABLE_MEM_CHECK, 1)
120 AC_SUBST(ENABLE_MEM_CHECK)
126 AC_MSG_CHECKING(whether to enable memory profiling)
127 if test "x$enable_mem_profile" = "xyes"; then
128 AC_DEFINE(ENABLE_MEM_PROFILE, 1)
129 AC_SUBST(ENABLE_MEM_PROFILE)
135 if test "x$enable_debug" = "xyes"; then
136 test "$cflags_set" = set || CFLAGS="$CFLAGS -g"
137 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
139 if test "x$enable_debug" = "xno"; then
140 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
144 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}")
146 # Checks for programs.
152 if test "x$GCC" = "xyes"; then
154 *[\ \ ]-Wall[\ \ ]*) ;;
155 *) CFLAGS="$CFLAGS -Wall" ;;
158 if test "x$enable_ansi" = "xyes"; then
160 *[\ \ ]-ansi[\ \ ]*) ;;
161 *) CFLAGS="$CFLAGS -ansi" ;;
165 *[\ \ ]-pedantic[\ \ ]*) ;;
166 *) CFLAGS="$CFLAGS -pedantic" ;;
172 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
173 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
176 AC_TRY_RUN([#include <math.h>
177 int main (void) { return (log(1) != log(1.)); }],
178 AC_MSG_RESULT(none needed),
179 glib_save_CFLAGS=$CFLAGS
180 CFLAGS="$CFLAGS -std1"
181 AC_TRY_RUN([#include <math.h>
182 int main (void) { return (log(1) != log(1.)); }],
183 AC_MSG_RESULT(-std1),
185 CFLAGS=$glib_save_CFLAGS
187 [No ANSI prototypes found in library. (-std1 didn't work.)])
192 dnl NeXTStep cc seems to need this
193 AC_MSG_CHECKING([for extra flags for POSIX compliance])
194 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
195 AC_MSG_RESULT(none needed),
196 glib_save_CFLAGS=$CFLAGS
197 CFLAGS="$CFLAGS -posix"
198 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
199 AC_MSG_RESULT(-posix),
201 CFLAGS=$glib_save_CFLAGS
202 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
204 # Checks for header files.
207 # Checks for library functions.
210 AC_CHECK_FUNCS(atexit on_exit)
212 AC_CHECK_SIZEOF(char)
213 AC_CHECK_SIZEOF(short)
214 AC_CHECK_SIZEOF(long)
216 AC_CHECK_SIZEOF(void *)
217 AC_CHECK_SIZEOF(long long)
219 if test x$ac_cv_sizeof_long_long = x8; then
220 # long long is a 64 bit integer.
221 AC_MSG_CHECKING(for format to printf and scanf a gint64)
222 AC_CACHE_VAL(glib_cv_long_long_format,[
223 AC_TRY_RUN([#include <stdio.h>
226 long long b, a = -0x3AFAFAFAFAFAFAFALL;
228 sprintf (buffer, "%llu", a);
229 sscanf (buffer, "%llu", &b);
233 glib_cv_long_long_format=ll,
234 glib_cv_long_long_format=q)])
235 AC_MSG_RESULT(%${glib_cv_long_long_format}i)
238 dnl long doubles were not used, and a portability problem
242 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
243 dnl truely know which ones of `inline', `__inline' and `__inline__' are
244 dnl actually supported.
245 AC_MSG_CHECKING(for __inline)
246 AC_CACHE_VAL(glib_cv_has__inline,[
248 __inline int foo () { return 0; }
249 int main () { return foo (); }
251 glib_cv_has__inline=yes
253 glib_cv_has__inline=no
256 AC_MSG_RESULT($glib_cv_has__inline)
257 case x$glib_cv_has__inline in
258 xyes) AC_DEFINE(G_HAVE___INLINE)
260 AC_MSG_CHECKING(for __inline__)
261 AC_CACHE_VAL(glib_cv_has__inline__,[
263 __inline__ int foo () { return 0; }
264 int main () { return foo (); }
266 glib_cv_has__inline__=yes
268 glib_cv_has__inline__=no
271 AC_MSG_RESULT($glib_cv_has__inline__)
272 case x$glib_cv_has__inline__ in
273 xyes) AC_DEFINE(G_HAVE___INLINE__)
275 AC_MSG_CHECKING(for inline)
276 AC_CACHE_VAL(glib_cv_hasinline,[
278 inline int foo () { return 0; }
279 int main () { return foo (); }
281 glib_cv_hasinline=yes
286 AC_MSG_RESULT($glib_cv_hasinline)
287 case x$glib_cv_hasinline in
288 xyes) AC_DEFINE(G_HAVE_INLINE)
291 dnl for bytesex stuff
294 dnl header file checks
295 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
296 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
297 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
298 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
299 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
300 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
301 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
302 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
303 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
304 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
306 # Check for some functions
307 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
309 # Check for sys_errlist
310 AC_MSG_CHECKING(for sys_errlist)
312 extern char *sys_errlist[];
314 sys_errlist[sys_nerr-1][0] = 0;
315 ], glib_ok=yes, glib_ok=no)
316 AC_MSG_RESULT($glib_ok)
317 if test $glib_ok = no; then
318 AC_DEFINE(NO_SYS_ERRLIST)
321 # Check for sys_siglist
322 AC_MSG_CHECKING(for sys_siglist)
324 extern char *sys_siglist[];
325 strlen (sys_siglist[0]);
326 ], glib_ok=yes, glib_ok=no)
327 AC_MSG_RESULT($glib_ok)
328 if test $glib_ok = no; then
329 AC_DEFINE(NO_SYS_SIGLIST)
332 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
333 AC_MSG_CHECKING(for sys_siglist declaration)
334 AC_TRY_COMPILE([#include <signal.h>], [
335 strlen (sys_siglist[0]);
336 ], glib_ok=yes, glib_ok=no)
337 AC_MSG_RESULT($glib_ok)
338 if test $glib_ok = no; then
339 AC_DEFINE(NO_SYS_SIGLIST_DECL)
342 # Check if <sys/select.h> needs to be included for fd_set
343 AC_MSG_CHECKING([for fd_set])
344 AC_TRY_COMPILE([#include <sys/types.h>],
345 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
346 if test $gtk_ok = yes; then
347 AC_MSG_RESULT([yes, found in sys/types.h])
349 AC_HEADER_EGREP(fd_set, sys/select.h, gtk_ok=yes)
350 if test $gtk_ok = yes; then
351 AC_DEFINE(HAVE_SYS_SELECT_H)
352 AC_MSG_RESULT([yes, found in sys/select.h])
359 dnl *** check for sane realloc() ***
360 AC_MSG_CHECKING(whether realloc (NULL,) will work)
361 AC_CACHE_VAL(glib_cv_sane_realloc,[
365 return realloc (0, sizeof (int)) == 0;
367 glib_cv_sane_realloc=yes
368 AC_DEFINE(REALLOC_0_WORKS)
370 glib_cv_sane_realloc=no
373 AC_MSG_RESULT($glib_cv_sane_realloc)
376 dnl **********************
377 dnl *** va_copy checks ***
378 dnl **********************
379 dnl we currently check for all three va_copy possibilities, so we get
380 dnl all results in config.log for bug reports.
381 AC_MSG_CHECKING(for an implementation of va_copy())
382 AC_CACHE_VAL(glib_cv_va_copy,[
385 void f (int i, ...) {
386 va_list args1, args2;
388 va_copy (args2, args1);
389 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
391 va_end (args1); va_end (args2);
402 AC_MSG_RESULT($glib_cv_va_copy)
403 AC_MSG_CHECKING(for an implementation of __va_copy())
404 AC_CACHE_VAL(glib_cv___va_copy,[
407 void f (int i, ...) {
408 va_list args1, args2;
410 __va_copy (args2, args1);
411 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
413 va_end (args1); va_end (args2);
419 glib_cv___va_copy=yes
424 AC_MSG_RESULT($glib_cv___va_copy)
425 AC_MSG_CHECKING(whether va_lists can be copied by value)
426 AC_CACHE_VAL(glib_cv_va_val_copy,[
429 void f (int i, ...) {
430 va_list args1, args2;
433 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
435 va_end (args1); va_end (args2);
441 glib_cv_va_val_copy=yes
443 glib_cv_va_val_copy=no
446 if test "x$glib_cv_va_copy" = "xyes"; then
447 AC_DEFINE(G_VA_COPY, va_copy)
448 else if test "x$glib_cv___va_copy" = "xyes"; then
449 AC_DEFINE(G_VA_COPY, __va_copy)
452 if test "x$glib_cv_va_val_copy" = "xno"; then
453 AC_DEFINE(G_VA_COPY_AS_ARRAY)
455 AC_MSG_RESULT($glib_cv_va_val_copy)
458 dnl ***********************
459 dnl *** g_module checks ***
460 dnl ***********************
462 G_MODULE_PLUGIN_LIBS=
464 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
465 G_MODULE_NEED_USCORE=0
466 G_MODULE_HAVE_DLERROR=0
467 dnl *** dlopen() and dlsym() in system libraries
468 if test -z "$G_MODULE_IMPL"; then
469 AC_CHECK_FUNC(dlopen,
471 G_MODULE_IMPL=G_MODULE_IMPL_DL
475 dnl *** load_image (BeOS)
476 if test -z "$G_MODULE_IMPL" -a "x$glib_native_beos" = "xyes"; then
477 AC_CHECK_LIB(root, load_image,
478 G_MODULE_LIBS="-lbe -lroot -L\$(top_builddir_full)/.libs -lglib"
479 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
480 G_MODULE_IMPL=G_MODULE_IMPL_BEOS
483 dnl *** dlopen() and dlsym() in libdl
484 if test -z "$G_MODULE_IMPL"; then
485 AC_CHECK_LIB(dl, dlopen,
486 AC_CHECK_LIB(dl, dlsym,
488 G_MODULE_IMPL=G_MODULE_IMPL_DL
492 dnl *** shl_load() in libdld (HP-UX)
493 if test -z "$G_MODULE_IMPL"; then
494 AC_MSG_CHECKING(how to export all symbols)
495 SAVED_LDFLAGS=$LDFLAGS
496 LDFLAGS="$LDFLAGS -Wl,-E"
497 AC_TRY_LINK(,[ return 0; ],
498 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
499 LDFLAGS="$SAVED_LDFLAGS -bexpall"
500 AC_TRY_LINK(,[ return 0; ],
501 G_MODULE_LDFLAGS="-bexpall",
502 G_MODULE_LDFLAGS="none"
505 LDFLAGS=$SAVED_LDFLAGS
506 AC_MSG_RESULT($G_MODULE_LDFLAGS)
507 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
510 AC_CHECK_LIB(dld, shl_load,
512 G_MODULE_IMPL=G_MODULE_IMPL_DLD
515 dnl *** additional checks for G_MODULE_IMPL_DL
516 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
519 G_MODULE_LDFLAGS='-rdynamic'
523 LDFLAGS_orig="$LDFLAGS"
524 LIBS="$LIBS $G_MODULE_LIBS"
525 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
526 dnl *** check whether we need preceeding underscores
527 AC_MSG_CHECKING(for preceeding underscore in symbols)
528 AC_CACHE_VAL(glib_cv_uscore,[
531 int glib_underscore_test (void) { return 42; }
533 void *f1 = (void*)0, *f2 = (void*)0, *handle;
534 handle = dlopen ((void*)0, 0);
536 f1 = dlsym (handle, "glib_underscore_test");
537 f2 = dlsym (handle, "_glib_underscore_test");
538 } return (!f2 || f1);
543 rm -f plugin.c plugin.o plugin.lo
545 AC_MSG_RESULT($glib_cv_uscore)
546 if test "x$glib_cv_uscore" = "xyes"; then
547 G_MODULE_NEED_USCORE=1
549 G_MODULE_NEED_USCORE=0
552 LDFLAGS="$LDFLAGS_orig"
553 dnl *** check for having dlerror()
554 AC_CHECK_FUNC(dlerror,
555 G_MODULE_HAVE_DLERROR=1,
556 G_MODULE_HAVE_DLERROR=0)
559 dnl *** done, have e got an implementation?
560 if test -z "$G_MODULE_IMPL"; then
563 AC_SUBST(G_MODULE_IMPL)
564 AC_SUBST(G_MODULE_LIBS)
565 AC_SUBST(G_MODULE_PLUGIN_LIBS)
566 AC_SUBST(G_MODULE_LDFLAGS)
567 AC_SUBST(G_MODULE_HAVE_DLERROR)
568 AC_SUBST(G_MODULE_NEED_USCORE)
569 AC_SUBST(GLIB_DEBUG_FLAGS)
572 dnl ***********************
573 dnl *** g_thread checks ***
574 dnl ***********************
576 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris/nspr] specify a thread implementation to use],
577 if test "x$with_threads" = x; then
580 want_threads=$with_threads
583 if test "x$enable_threads" = "xno"; then
586 if test "x$want_threads" = "xnone"; then
590 dnl error and warning message
591 dnl *************************
593 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
594 computer. GLib will not have a default thread implementation."
596 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
597 platform (normaly it's "_REENTRANT"). I'll not use any flag on
598 compilation now, but then your programs might not work.
599 Please provide information on how it is done on your system."
601 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
604 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
605 provide information on your thread implementation.
606 You can also run 'configure --disable-threads'
607 to compile without thread support."
609 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
610 functions will not be MT-safe during their first call because
611 there is no working 'getpwuid_r' on your system."
613 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
614 because there is no 'localtime_r' on your system."
616 dnl determination of thread implementation
617 dnl ***************************************
620 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
623 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
627 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
628 || test "x$want_threads" = xdce; then
629 # -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
630 # -U_OSF_SOURCE if for Digital UNIX 4.0d
631 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
632 glib_save_CPPFLAGS="$CPPFLAGS"
633 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
634 if test "x$have_threads" = xnone; then
635 AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_init[^a-zA-Z_]],
639 if test "x$have_threads" = xnone; then
640 AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_create[^a-zA-Z_]],
644 CPPFLAGS="$glib_save_CPPFLAGS"
646 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
647 if test "x$have_threads" = xnone; then
648 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
652 AC_MSG_CHECKING(for thread implementation)
654 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
655 AC_MSG_RESULT(none available)
656 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
658 AC_MSG_RESULT($have_threads)
662 dnl determination of G_THREAD_LIBS
663 dnl ******************************
669 case $have_threads in
672 glib_save_LIBS="$LIBS"
673 for thread_lib in "" pthread pthreads c_r thread dce; do
674 # This is not AC_CHECK_LIB to also work with function
675 # name mangling in header files.
676 if test x"$thread_lib" = x; then
680 add_thread_lib="-l$thread_lib"
681 IN=" in -l$thread_lib"
684 LIBS="$glib_save_LIBS $add_thread_lib"
686 AC_MSG_CHECKING(for pthread_create$IN)
687 AC_TRY_LINK([#include <pthread.h>],
688 [pthread_create(NULL,NULL,NULL,NULL)],
690 G_THREAD_LIBS="$add_thread_lib"
694 LIBS="$glib_save_LIBS"
695 mutex_has_default=yes
696 mutex_default_type='pthread_mutex_t'
697 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
698 mutex_header_file='pthread.h'
699 if test "x$have_threads" = "xposix"; then
700 g_threads_impl="POSIX"
705 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
709 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
710 mutex_has_default=yes
711 mutex_default_type='mutex_t'
712 mutex_default_init="DEFAULTMUTEX"
713 mutex_header_file='thread.h'
714 g_threads_impl="SOLARIS"
717 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
718 G_THREAD_LIBS="-lnspr21")
719 g_threads_impl="NSPR"
722 g_threads_impl="NONE"
725 g_threads_impl="NONE"
730 if test "x$G_THREAD_LIBS" = xerror; then
731 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
736 G_THREAD_LIBS="-lbe -lroot -L\$(top_builddir_full)/.libs -lglib "
743 AC_MSG_CHECKING(thread related libraries)
744 AC_MSG_RESULT($G_THREAD_LIBS)
746 dnl determination of G_THREAD_CFLAGS
747 dnl ********************************
749 if test x"$enable_threads" = xyes; then
751 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default guess
755 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
756 if test x"$GCC" = xyes; then
757 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
761 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
763 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
768 # if we are not finding the ctime_r function, then we probably are
769 # not using the proper multithread flag
770 old_CPPFLAGS=$CPPFLAGS
771 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
772 # Note: Digital UNIX 4.0d #defines ctime_r to _Pctime_r for gcc.
773 AC_EGREP_HEADER([[^a-zA-Z_](_P)?ctime_r[^a-zA-Z_]], time.h, ,
775 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
776 CPPFLAGS=$old_CPPFLAGS
778 AC_MSG_CHECKING(thread related cflags)
780 AC_MSG_RESULT($G_THREAD_CFLAGS)
785 dnl check for mt safe function variants and some posix functions
786 dnl ************************************************************
788 if test x"$enable_threads" = xyes; then
789 glib_save_LIBS="$LIBS"
790 glib_save_CFLAGS="$CFLAGS"
791 # we are not doing the following for now, as this might require glib
792 # to always be linked with the thread libs on some platforms.
793 # LIBS="$LIBS $G_THREAD_LIBS"
794 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
795 AC_CHECK_FUNCS(localtime_r rand_r)
796 if test "$ac_cv_header_pwd_h" = "yes"; then
797 AC_MSG_CHECKING([for getpwuid_r])
798 AC_CACHE_VAL(ac_cv_func_getpwuid_r,
799 [AC_TRY_RUN([#include <errno.h>
800 int main () { char buffer[10000], *pointer;
801 char getpwuid_r (long, void*, void*,
804 getpwuid_r (0, &buffer, &buffer,
805 sizeof (buffer), &pointer);
806 return errno == ENOSYS;}],
807 [ac_cv_func_getpwuid_r=yes],
808 [ac_cv_func_getpwuid_r=no])])
809 if test "$ac_cv_func_getpwuid_r" = yes; then
811 AC_DEFINE(HAVE_GETPWUID_R)
815 if test "$ac_cv_func_getpwuid_r" = "yes"; then
816 AC_MSG_CHECKING(whether getpwuid_r is posix like)
817 # getpwuid_r(0, NULL, NULL, 0) is the signature on
818 # solaris, if that is not found, the prog below won't
819 # compile, then the posix signature is assumed as
821 AC_TRY_COMPILE([#include <pwd.h>],
822 [getpwuid_r(0, NULL, NULL, 0);],
825 AC_DEFINE(HAVE_GETPWUID_R_POSIX)])
828 LIBS="$glib_save_LIBS"
829 CFLAGS="$glib_save_CFLAGS"
831 # now spit out all the warnings.
832 if test "$ac_cv_func_getpwuid_r" != "yes"; then
833 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
835 if test "$ac_cv_func_localtime_r" != "yes"; then
836 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
840 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
841 AC_SUBST(G_THREAD_CFLAGS)
842 AC_SUBST(G_THREAD_LIBS)
844 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
846 dnl **********************************************
847 dnl *** GDefaultMutex setup and initialization ***
848 dnl **********************************************
850 dnl if mutex_has_default = yes, we also got
851 dnl mutex_default_type, mutex_default_init and mutex_header_file
852 GLIB_IF_VAR_EQ(mutex_has_default, yes,
853 GLIB_SIZEOF([#include <$mutex_header_file>],
857 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
860 $glib_cv_sizeof_gmutex,
866 dnl ****************************************
867 dnl *** GLib POLL* compatibility defines ***
868 dnl ****************************************
870 [#include <sys/types.h>
871 #include <sys/poll.h>],
872 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
873 glibconfig-sysdefs.h,
877 dnl ******************************
878 dnl *** output the whole stuff ***
879 dnl ******************************
883 ## Generate `glibconfig.h' in two cases
884 ## 1. `config.status' is run either explicitly, or via configure.
885 ## Esp. not when it is run in `Makefile' to generate makefiles and
887 ## 2. CONFIG_OTHER is set explicitly
889 ## Case 1 is difficult. We know that `automake' sets one of
890 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
891 ## only when AM_CONFIG_HEADER is set, however.
893 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
894 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
895 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
897 case "$CONFIG_OTHER" in
899 echo creating glibconfig.h
900 outfile=glibconfig.h-tmp
901 cat > $outfile <<\_______EOF
904 * This is a generated file. Please modify `configure.in'
912 #endif /* __cplusplus */
916 if test x$glib_limits_h = xyes; then
917 echo '#include <limits.h>' >> $outfile
919 if test x$glib_float_h = xyes; then
920 echo '#include <float.h>' >> $outfile
922 if test x$glib_values_h = xyes; then
923 echo '#include <values.h>' >> $outfile
925 if test x$g_mutex_header_file != x; then
926 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
928 if test x$glib_sys_poll_h = xyes; then
929 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
932 cat >> $outfile <<_______EOF
934 #define G_MINFLOAT $glib_mf
935 #define G_MAXFLOAT $glib_Mf
936 #define G_MINDOUBLE $glib_md
937 #define G_MAXDOUBLE $glib_Md
938 #define G_MINSHORT $glib_ms
939 #define G_MAXSHORT $glib_Ms
940 #define G_MAXUSHORT $glib_Mus
941 #define G_MININT $glib_mi
942 #define G_MAXINT $glib_Mi
943 #define G_MAXUINT $glib_Mui
944 #define G_MINLONG $glib_ml
945 #define G_MAXLONG $glib_Ml
946 #define G_MAXULONG $glib_Mul
951 ### this should always be true in a modern C/C++ compiler
952 cat >>$outfile <<_______EOF
953 typedef signed char gint8;
954 typedef unsigned char guint8;
958 if test -n "$gint16"; then
959 cat >>$outfile <<_______EOF
960 typedef signed $gint16 gint16;
961 typedef unsigned $gint16 guint16;
962 #define G_GINT16_FORMAT $gint16_format
963 #define G_GUINT16_FORMAT $guint16_format
968 if test -n "$gint32"; then
969 cat >>$outfile <<_______EOF
970 typedef signed $gint32 gint32;
971 typedef unsigned $gint32 guint32;
972 #define G_GINT32_FORMAT $gint32_format
973 #define G_GUINT32_FORMAT $guint32_format
978 if test -n "$gint64"; then
979 cat >>$outfile <<_______EOF
980 ${glib_warning_guard}#define G_HAVE_GINT64 1
982 ${glib_extension}typedef signed $gint64 gint64;
983 ${glib_extension}typedef unsigned $gint64 guint64;
985 #define G_GINT64_FORMAT $gint64_format
986 #define G_GUINT64_FORMAT $guint64_format
987 #define G_GINT64_CONSTANT(val) $gint64_constant
992 if test -z "$glib_unknown_void_p"; then
993 cat >>$outfile <<_______EOF
995 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
996 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
998 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
999 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
1002 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
1007 cat >>$outfile <<_______EOF
1015 #define G_HAVE_INLINE 1
1016 #else /* !__cplusplus */
1018 #endif /* !__cplusplus */
1022 if test x$g_mutex_has_default = xyes; then
1023 cat >>$outfile <<_______EOF
1024 $g_enable_threads_def G_THREADS_ENABLED
1025 #define G_THREADS_IMPL_$g_threads_impl_def
1026 typedef struct _GStaticMutex GStaticMutex;
1027 struct _GStaticMutex
1029 struct _GMutex *runtime_mutex;
1031 char pad[$g_mutex_sizeof];
1032 double dummy_double;
1033 void *dummy_pointer;
1037 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1038 #define g_static_mutex_get_mutex(mutex) \
1039 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->aligned_pad_u)) : \
1040 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1043 cat >>$outfile <<_______EOF
1044 $g_enable_threads_def G_THREADS_ENABLED
1045 #define G_THREADS_IMPL_$g_threads_impl_def
1046 typedef struct _GMutex* GStaticMutex;
1047 #define G_STATIC_MUTEX_INIT NULL
1048 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1054 if test -n "$gint64"; then
1055 g_bit_sizes="$g_bit_sizes 64"
1057 for bits in $g_bit_sizes; do
1058 cat >>$outfile <<_______EOF
1059 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1060 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1061 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1062 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1066 cat >>$outfile <<_______EOF
1067 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1068 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1069 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1070 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1071 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1072 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1073 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1074 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1075 #define G_BYTE_ORDER $g_byte_order
1079 if test -r glibconfig-sysdefs.h; then
1080 cat glibconfig-sysdefs.h >>$outfile
1083 cat >>$outfile <<_______EOF
1086 #endif /* __cplusplus */
1088 #endif /* GLIBCONFIG_H */
1092 if cmp -s $outfile glibconfig.h; then
1093 echo glibconfig.h is unchanged
1096 mv $outfile glibconfig.h
1101 # Note that if two cases are the same, case goes with the first one.
1102 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1103 # on variable expansion in case labels. Look at the generated config.status
1107 x$ac_cv_header_float_h)
1109 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1110 glib_md=DBL_MIN glib_Md=DBL_MAX
1112 x$ac_cv_header_values_h)
1114 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1115 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1120 x$ac_cv_header_limits_h)
1122 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1123 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1124 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1126 x$ac_cv_header_values_h)
1128 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1129 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1130 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1134 if test x$ac_cv_header_sys_poll_h = xyes ; then
1139 $ac_cv_sizeof_short)
1141 gint16_format='"hi"'
1142 guint16_format='"hu"'
1147 guint16_format='"u"'
1151 $ac_cv_sizeof_short)
1153 gint32_format='"hi"'
1154 guint32_format='"hu"'
1159 guint32_format='"u"'
1163 gint32_format='"li"'
1164 guint32_format='"lu"'
1171 guint64_format='"u"'
1174 gint64_constant='(val)'
1178 gint64_format='"li"'
1179 guint64_format='"lu"'
1182 gint64_constant='(val##L)'
1184 $ac_cv_sizeof_long_long)
1186 gint64_format='"'$glib_cv_long_long_format'i"'
1187 guint64_format='"'$glib_cv_long_long_format'u"'
1188 glib_extension='G_GNUC_EXTENSION '
1189 glib_warning_guard="
1190 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1191 # define G_GNUC_EXTENSION __extension__
1193 # define G_GNUC_EXTENSION
1197 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1201 gintbits=`expr $ac_cv_sizeof_int \* 8`
1202 glongbits=`expr $ac_cv_sizeof_long \* 8`
1205 case $ac_cv_sizeof_void_p in
1206 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1207 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1208 *) glib_unknown_void_p=yes ;;
1213 x$ac_cv_func_atexit)
1215 #ifdef NeXT /* @#%@! NeXTStep */
1216 # define g_ATEXIT(proc) (!atexit (proc))
1218 # define g_ATEXIT(proc) (atexit (proc))
1221 x$ac_cv_func_on_exit)
1223 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1228 x$ac_cv_func_memmove)
1230 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1234 /* We make the assumption that if memmove isn't available, then
1235 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1236 * necessarily handle overlapping copies) */
1237 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1242 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1243 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1244 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1248 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1249 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1253 if test x$glib_cv_va_val_copy = xno; then
1254 glib_vacopy="\$glib_vacopy
1255 #define G_VA_COPY_AS_ARRAY 1"
1258 if test x$glib_cv_hasinline = xyes; then
1259 glib_inline='#define G_HAVE_INLINE 1'
1261 if test x$glib_cv_has__inline = xyes; then
1262 glib_inline="\$glib_inline
1263 #define G_HAVE___INLINE 1"
1265 if test x$glib_cv_has__inline__ = xyes; then
1266 glib_inline="\$glib_inline
1267 #define G_HAVE___INLINE__ 1"
1271 x$ac_cv_c_bigendian)
1272 g_byte_order=G_BIG_ENDIAN
1277 g_byte_order=G_LITTLE_ENDIAN
1283 case x$enable_threads in
1284 xyes) g_enable_threads_def="#define";;
1285 *) g_enable_threads_def="#undef ";;
1288 g_threads_impl_def=$g_threads_impl
1290 g_mutex_has_default="$mutex_has_default"
1291 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1292 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1294 if test "x$glib_native_beos" = "xyes"; then
1295 glib_native_beos_def="\$glib_native_beos_def
1296 #define GLIB_NATIVE_BEOS 1"
1304 gmodule/gmoduleconf.h
1309 ],[case "$CONFIG_FILES" in
1310 *glib-config*)chmod +x glib-config;;
1313 echo " *** IMPORTANT *** "
1315 echo "This is a development version of GLib. You should be using a stable"
1316 echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The"
1317 echo "version you just configured is meant for developers of GLib only:"
1319 echo " * You should not base stable software on this version of GLib."
1320 echo " * GNOME developers should use a stable version of GLib."
1322 echo "Distributions should *NOT* ship a development package of this GLib."
1323 echo "Do not ship the headers and do not ship the glib-config script. These"
1324 echo "things will conflict with the stable 1.2 series. Package only enough"
1325 echo "to satisfy the requirements of some other package. Package only the"
1326 echo "library itself. Doing otherwise will do no favors to the community."
1328 echo "If you install this version of GLib, we strongly recommend that you"
1329 echo "install it in a different prefix than GLib 1.2. Use --prefix as an"
1330 echo "argument to configure to do this. Otherwise, you will not be able to"
1331 echo "do development with GLib 1.2 any longer."
1333 echo " *** You should be using GLib 1.2 instead. ***"