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=${CFLAGS+set}
15 # we rewrite this file
16 rm -f glibconfig-sysdefs.h
18 # The following version number definitions apply to GLib and GModule
19 # as a whole, so if changes occoured in either of them, they are both
20 # treated with the same interface and binary age.
23 # GLIB_MICRO_VERSION += 1;
24 # GLIB_INTERFACE_AGE += 1;
25 # GLIB_BINARY_AGE += 1;
26 # if any functions have been added, set GLIB_INTERFACE_AGE to 0.
27 # if backwards compatibility has been broken,
28 # set GLIB_BINARY_AGE and GLIB_INTERFACE_AGE to 0.
35 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
36 AC_SUBST(GLIB_VERSION)
39 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
40 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
41 LT_REVISION=$GLIB_INTERFACE_AGE
42 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
51 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
53 # Specify a configuration file
54 AM_CONFIG_HEADER(config.h)
56 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION)
57 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION)
58 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION)
59 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE)
60 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE)
62 dnl Initialize libtool
65 dnl Initialize maintainer mode
70 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=minimum]],,enable_debug=minimum)
71 AC_ARG_ENABLE(mem_check, [ --enable-mem-check turn on malloc/free sanity checking [default=no]],,enable_mem_check=no)
72 AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile turn on malloc profiling atexit [default=no]],,enable_mem_profile=no)
73 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
75 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
76 ([=no] will override --with-threads)],,enable_threads=yes)
78 if test "x$enable_threads" != "xyes"; then
82 AC_MSG_CHECKING(whether to enable memory checking)
83 if test "x$enable_mem_check" = "xyes"; then
84 AC_DEFINE(ENABLE_MEM_CHECK, 1)
85 AC_SUBST(ENABLE_MEM_CHECK)
91 AC_MSG_CHECKING(whether to enable memory profiling)
92 if test "x$enable_mem_profile" = "xyes"; then
93 AC_DEFINE(ENABLE_MEM_PROFILE, 1)
94 AC_SUBST(ENABLE_MEM_PROFILE)
100 if test "x$enable_debug" = "xyes"; then
101 test "$cflags_set" = set || CFLAGS="$CFLAGS -g"
102 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
104 if test "x$enable_debug" = "xno"; then
105 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
109 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}")
111 # Checks for programs.
117 if test "x$GCC" = "xyes"; then
119 *[\ \ ]-Wall[\ \ ]*) ;;
120 *) CFLAGS="$CFLAGS -Wall" ;;
123 if test "x$enable_ansi" = "xyes"; then
125 *[\ \ ]-ansi[\ \ ]*) ;;
126 *) CFLAGS="$CFLAGS -ansi" ;;
130 *[\ \ ]-pedantic[\ \ ]*) ;;
131 *) CFLAGS="$CFLAGS -pedantic" ;;
137 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
138 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
141 AC_TRY_RUN([#include <math.h>
142 int main (void) { return (log(1) != log(1.)); }],
143 AC_MSG_RESULT(none needed),
144 glib_save_CFLAGS=$CFLAGS
145 CFLAGS="$CFLAGS -std1"
146 AC_TRY_RUN([#include <math.h>
147 int main (void) { return (log(1) != log(1.)); }],
148 AC_MSG_RESULT(-std1),
150 CFLAGS=$glib_save_CFLAGS
152 [No ANSI prototypes found in library. (-std1 didn't work.)])
157 dnl NeXTStep cc seems to need this
158 AC_MSG_CHECKING([for extra flags for POSIX compliance])
159 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
160 AC_MSG_RESULT(none needed),
161 glib_save_CFLAGS=$CFLAGS
162 CFLAGS="$CFLAGS -posix"
163 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
164 AC_MSG_RESULT(-posix),
166 CFLAGS=$glib_save_CFLAGS
167 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
169 # Checks for header files.
172 # Checks for library functions.
175 AC_CHECK_FUNCS(atexit on_exit)
177 AC_CHECK_SIZEOF(char)
178 AC_CHECK_SIZEOF(short)
179 AC_CHECK_SIZEOF(long)
181 AC_CHECK_SIZEOF(void *)
182 AC_CHECK_SIZEOF(long long)
184 dnl long doubles were not used, and a portability problem
188 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
189 dnl truely know which ones of `inline', `__inline' and `__inline__' are
190 dnl actually supported.
191 AC_MSG_CHECKING(for __inline)
192 AC_CACHE_VAL(glib_cv_has__inline,[
194 __inline int foo () { return 0; }
195 int main () { return foo (); }
197 glib_cv_has__inline=yes
199 glib_cv_has__inline=no
202 AC_MSG_RESULT($glib_cv_has__inline)
203 case x$glib_cv_has__inline in
204 xyes) AC_DEFINE(G_HAVE___INLINE)
206 AC_MSG_CHECKING(for __inline__)
207 AC_CACHE_VAL(glib_cv_has__inline__,[
209 __inline__ int foo () { return 0; }
210 int main () { return foo (); }
212 glib_cv_has__inline__=yes
214 glib_cv_has__inline__=no
217 AC_MSG_RESULT($glib_cv_has__inline__)
218 case x$glib_cv_has__inline__ in
219 xyes) AC_DEFINE(G_HAVE___INLINE__)
221 AC_MSG_CHECKING(for inline)
222 AC_CACHE_VAL(glib_cv_hasinline,[
224 inline int foo () { return 0; }
225 int main () { return foo (); }
227 glib_cv_hasinline=yes
232 AC_MSG_RESULT($glib_cv_hasinline)
233 case x$glib_cv_hasinline in
234 xyes) AC_DEFINE(G_HAVE_INLINE)
237 dnl for bytesex stuff
240 dnl header file checks
241 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
242 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
243 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
244 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
245 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
246 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
247 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
248 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
249 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
250 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
252 # Check for some functions
253 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
255 # Check for sys_errlist
256 AC_MSG_CHECKING(for sys_errlist)
258 extern char *sys_errlist[];
260 sys_errlist[sys_nerr-1][0] = 0;
261 ], glib_ok=yes, glib_ok=no)
262 AC_MSG_RESULT($glib_ok)
263 if test $glib_ok = no; then
264 AC_DEFINE(NO_SYS_ERRLIST)
267 # Check for sys_siglist
268 AC_MSG_CHECKING(for sys_siglist)
270 extern char *sys_siglist[];
271 strlen (sys_siglist[0]);
272 ], glib_ok=yes, glib_ok=no)
273 AC_MSG_RESULT($glib_ok)
274 if test $glib_ok = no; then
275 AC_DEFINE(NO_SYS_SIGLIST)
278 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
279 AC_MSG_CHECKING(for sys_siglist declaration)
280 AC_TRY_COMPILE([#include <signal.h>], [
281 strlen (sys_siglist[0]);
282 ], glib_ok=yes, glib_ok=no)
283 AC_MSG_RESULT($glib_ok)
284 if test $glib_ok = no; then
285 AC_DEFINE(NO_SYS_SIGLIST_DECL)
288 # Check if <sys/select.h> needs to be included for fd_set
289 AC_MSG_CHECKING([for fd_set])
290 AC_TRY_COMPILE([#include <sys/types.h>],
291 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
292 if test $gtk_ok = yes; then
293 AC_MSG_RESULT([yes, found in sys/types.h])
295 AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes)
296 if test $gtk_ok = yes; then
297 AC_DEFINE(HAVE_SYS_SELECT_H)
298 AC_MSG_RESULT([yes, found in sys/select.h])
305 # These are used only in GDK (gdki18n.h)
306 # This stuff is here only so that we can define these
307 # things in glibconfig.h. If gtk+ started using an installed
308 # gdkconfig.h file, then the definitions would belong there.
312 AC_MSG_CHECKING(for wchar.h)
313 AC_TRY_CPP([#include <wchar.h>], glib_wchar_h=yes, glib_wchar_h=no)
314 if test $glib_wchar_h = yes; then
315 AC_DEFINE(HAVE_WCHAR_H)
317 AC_MSG_RESULT($glib_wchar_h)
319 # Check for wctype.h (for iswalnum)
321 AC_MSG_CHECKING(for wctype.h)
322 AC_TRY_CPP([#include <wctype.h>], glib_wctype_h=yes, glib_wctype_h=no)
323 if test $glib_wctype_h = yes; then
324 AC_DEFINE(HAVE_WCTYPE_H)
326 AC_MSG_RESULT($glib_wctype_h)
329 # in Solaris 2.5, `iswalnum' is in -lw
330 AC_CHECK_FUNC(iswalnum,,[AC_CHECK_LIB(w,iswalnum)])
332 # The following is necessary for Linux libc-5.4.38
333 AC_MSG_CHECKING(if iswalnum() and friends are properly defined)
334 AC_TRY_LINK([#include <stdlib.h>],[
335 #if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H))
336 # ifdef HAVE_WCTYPE_H
344 # define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c))
346 iswalnum((wchar_t) 0);
347 ], glib_working_wctype=yes, glib_working_wctype=no)
350 if test $glib_working_wctype = no; then
351 AC_DEFINE(HAVE_BROKEN_WCTYPE)
353 AC_MSG_RESULT($glib_working_wctype)
356 dnl **********************
357 dnl *** va_copy checks ***
358 dnl **********************
359 dnl we currently check for all three va_copy possibilities, so we get
360 dnl all results in config.log for bug reports.
361 AC_MSG_CHECKING(for an implementation of va_copy())
362 AC_CACHE_VAL(glib_cv_va_copy,[
365 void f (int i, ...) {
366 va_list args1, args2;
368 va_copy (args2, args1);
369 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
371 va_end (args1); va_end (args2);
382 AC_MSG_RESULT($glib_cv_va_copy)
383 AC_MSG_CHECKING(for an implementation of __va_copy())
384 AC_CACHE_VAL(glib_cv___va_copy,[
387 void f (int i, ...) {
388 va_list args1, args2;
390 __va_copy (args2, args1);
391 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
393 va_end (args1); va_end (args2);
399 glib_cv___va_copy=yes
404 AC_MSG_RESULT($glib_cv___va_copy)
405 AC_MSG_CHECKING(whether va_lists can be copied by value)
406 AC_CACHE_VAL(glib_cv_va_val_copy,[
409 void f (int i, ...) {
410 va_list args1, args2;
413 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
415 va_end (args1); va_end (args2);
421 glib_cv_va_val_copy=yes
423 glib_cv_va_val_copy=no
426 if test "x$glib_cv_va_copy" = "xyes"; then
427 AC_DEFINE(G_VA_COPY, va_copy)
428 else if test "x$glib_cv___va_copy" = "xyes"; then
429 AC_DEFINE(G_VA_COPY, __va_copy)
432 if test "x$glib_cv_va_val_copy" = "xno"; then
433 AC_DEFINE(G_VA_COPY_AS_ARRAY)
435 AC_MSG_RESULT($glib_cv_va_val_copy)
438 dnl ***********************
439 dnl *** g_module checks ***
440 dnl ***********************
443 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
444 G_MODULE_NEED_USCORE=0
445 G_MODULE_HAVE_DLERROR=0
446 dnl *** dlopen() and dlsym() in system libraries
447 if test -z "$G_MODULE_IMPL"; then
448 AC_CHECK_FUNC(dlopen,
450 G_MODULE_IMPL=G_MODULE_IMPL_DL
454 dnl *** dlopen() and dlsym() in libdl
455 if test -z "$G_MODULE_IMPL"; then
456 AC_CHECK_LIB(dl, dlopen,
457 AC_CHECK_LIB(dl, dlsym,
459 G_MODULE_IMPL=G_MODULE_IMPL_DL
463 dnl *** shl_load() in libdld (HP-UX)
464 if test -z "$G_MODULE_IMPL"; then
465 AC_MSG_CHECKING(how to export all symbols)
466 SAVED_LDFLAGS=$LDFLAGS
467 LDFLAGS="$LDFLAGS -Wl,-E"
468 AC_TRY_LINK(,[ return 0; ],
469 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
470 LDFLAGS="$SAVED_LDFLAGS -bexpall"
471 AC_TRY_LINK(,[ return 0; ],
472 G_MODULE_LDFLAGS="-bexpall",
473 G_MODULE_LDFLAGS="none"
476 LDFLAGS=$SAVED_LDFLAGS
477 AC_MSG_RESULT($G_MODULE_LDFLAGS)
478 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
481 AC_CHECK_LIB(dld, shl_load,
483 G_MODULE_IMPL=G_MODULE_IMPL_DLD
486 dnl *** additional checks for G_MODULE_IMPL_DL
487 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
490 G_MODULE_LDFLAGS='-rdynamic'
494 LDFLAGS_orig="$LDFLAGS"
495 LIBS="$LIBS $G_MODULE_LIBS"
496 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
497 dnl *** check whether we need preceeding underscores
498 AC_MSG_CHECKING(for preceeding underscore in symbols)
499 AC_CACHE_VAL(glib_cv_uscore,[
502 int glib_underscore_test (void) { return 42; }
504 void *f1 = (void*)0, *f2 = (void*)0, *handle;
505 handle = dlopen ((void*)0, 0);
507 f1 = dlsym (handle, "glib_underscore_test");
508 f2 = dlsym (handle, "_glib_underscore_test");
509 } return (!f2 || f1);
514 rm -f plugin.c plugin.o plugin.lo
516 AC_MSG_RESULT($glib_cv_uscore)
517 if test "x$glib_cv_uscore" = "xyes"; then
518 G_MODULE_NEED_USCORE=1
520 G_MODULE_NEED_USCORE=0
523 LDFLAGS="$LDFLAGS_orig"
524 dnl *** check for having dlerror()
525 AC_CHECK_FUNC(dlerror,
526 G_MODULE_HAVE_DLERROR=1,
527 G_MODULE_HAVE_DLERROR=0)
530 dnl *** done, have e got an implementation?
531 if test -z "$G_MODULE_IMPL"; then
534 AC_SUBST(G_MODULE_IMPL)
535 AC_SUBST(G_MODULE_LIBS)
536 AC_SUBST(G_MODULE_LDFLAGS)
537 AC_SUBST(G_MODULE_HAVE_DLERROR)
538 AC_SUBST(G_MODULE_NEED_USCORE)
539 AC_SUBST(GLIB_DEBUG_FLAGS)
542 dnl ***********************
543 dnl *** g_thread checks ***
544 dnl ***********************
546 AC_ARG_WITH(threads, [ --with-threads=[none/posix/solaris/nspr] specify a thread implementation to use],
547 if test "x$with_threads" = x; then
550 want_threads=$with_threads
553 if test "x$enable_threads" = "xno"; then
556 if test "x$want_threads" = "xnone"; then
560 dnl error and warning message
561 dnl *************************
563 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
564 computer. glib will not be thread safe on your computer."
566 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
567 platform (normaly it's "_REENTRANT"). I'll not use any flag on
568 compilation now, but then your programs might not work.
569 Please provide information on how it is done on your system."
571 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
574 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
575 provide information on your thread implementation.
576 You can also run 'configure --disable-threads'
577 to compile without thread support."
579 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
580 functions will not be MT-safe during their first call because
581 there is no working 'getpwuid_r' on your system."
583 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
584 because there is no 'localtime_r' on your system."
586 dnl determination of thread implementation
587 dnl ***************************************
590 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
593 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
597 if test "x$want_threads" = xyes || test "x$want_threads" = xposix; then
598 if test "x$have_threads" = xnone; then
599 AC_CHECK_HEADER(pthread.h, have_threads=posix)
602 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
603 if test "x$have_threads" = xnone; then
604 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
608 AC_MSG_CHECKING(for thread implementation)
610 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
611 AC_MSG_RESULT(none available)
612 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
614 AC_MSG_RESULT($have_threads)
618 dnl determination of G_THREAD_LIBS
619 dnl ******************************
625 case $have_threads in
628 AC_CHECK_LIB(pthread, pthread_attr_init,
629 G_THREAD_LIBS="-lpthread")
630 if test "x$G_THREAD_LIBS" = xerror; then
631 AC_CHECK_LIB(pthreads, pthread_attr_init,
632 G_THREAD_LIBS="-lpthreads")
634 if test "x$G_THREAD_LIBS" = xerror; then
635 AC_CHECK_LIB(c_r, pthread_attr_init,
636 G_THREAD_LIBS="-lc_r")
638 if test "x$G_THREAD_LIBS" = xerror; then
639 AC_CHECK_FUNC(pthread_attr_init, G_THREAD_LIBS="")
641 dnl ********** DG/UX ************
642 if test "x$G_THREAD_LIBS" = xerror; then
643 AC_CHECK_LIB(thread, __d10_pthread_attr_init,
644 G_THREAD_LIBS="-lthread"
645 G_THREAD_CFLAGS="-D_POSIX4A_DRAFT10_SOURCE")
647 dnl ********* HPUX 11 ***********
648 if test "x$G_THREAD_LIBS" = xerror; then
649 AC_CHECK_LIB(pthread, __pthread_attr_init_system,
650 G_THREAD_LIBS="-lpthread")
652 mutex_has_default=yes
653 mutex_default_type='pthread_mutex_t'
654 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
655 mutex_header_file='pthread.h'
656 g_threads_impl="POSIX"
660 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
661 mutex_has_default=yes
662 mutex_default_type='mutex_t'
663 mutex_default_init="DEFAULTMUTEX"
664 mutex_header_file='thread.h'
665 g_threads_impl="SOLARIS"
668 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
669 G_THREAD_LIBS="-lnspr21")
670 g_threads_impl="NSPR"
673 g_threads_impl="NONE"
676 g_threads_impl="NONE"
681 if test "x$G_THREAD_LIBS" = xerror; then
682 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
685 AC_MSG_CHECKING(necessary linker options)
686 AC_MSG_RESULT($G_THREAD_LIBS)
688 dnl determination of G_THREAD_CFLAGS
689 dnl ********************************
691 if test x"$have_threads" != xnone; then
692 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default guess
696 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
697 if test x"$GCC" = xyes; then
698 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
702 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
704 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
709 # if we are not finding the ctime_r function, then we probably are
710 # not using the proper multithread flag
711 old_CPPFLAGS=$CPPFLAGS
712 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
713 AC_EGREP_HEADER([[^a-zA-Z_]ctime_r[^a-zA-Z_]], time.h, ,
715 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
716 CPPFLAGS=$old_CPPFLAGS
718 AC_MSG_CHECKING(necessary compiler options)
720 AC_MSG_RESULT($G_THREAD_CFLAGS)
725 dnl check for mt safe function variants
726 dnl ***********************************
728 if test x"$have_threads" != xnone; then
729 glib_save_LIBS="$LIBS"
730 glib_save_CFLAGS="$CFLAGS"
731 # we are not doing the following for now, as this might require glib
732 # to always be linked with the thread libs on some platforms.
733 # LIBS="$LIBS $G_THREAD_LIBS"
734 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
735 AC_CHECK_FUNCS(localtime_r rand_r)
736 if test "$ac_cv_header_pwd_h" = "yes"; then
737 AC_MSG_CHECKING([for getpwuid_r])
738 AC_CACHE_VAL(ac_cv_func_getpwuid_r,
739 [AC_TRY_RUN([#include <errno.h>
740 int main () { char buffer[10000], *pointer;
741 char getpwuid_r (long, void*, void*,
744 getpwuid_r (0, &buffer, &buffer,
745 sizeof (buffer), &pointer);
746 return errno == ENOSYS;}],
747 [ac_cv_func_getpwuid_r=yes],
748 [ac_cv_func_getpwuid_r=no])])
749 if test "$ac_cv_func_getpwuid_r" = yes; then
751 AC_DEFINE(HAVE_GETPWUID_R)
755 if test "$ac_cv_func_getpwuid_r" = "yes"; then
756 AC_MSG_CHECKING(whether getpwuid_r is posix like)
757 # getpwuid_r(0, NULL, NULL, 0) is the signature on
758 # solaris, if that is not found, the prog below won't
759 # compile, then the posix signature is assumed as
761 AC_TRY_COMPILE([#include <pwd.h>],
762 [getpwuid_r(0, NULL, NULL, 0);],
765 AC_DEFINE(HAVE_GETPWUID_R_POSIX)])
768 if test x"$have_threads" = xposix; then
769 AC_MSG_CHECKING(whether pthread_getspecific is posix like)
770 # PCThreads has pthread_getspecific(pthread_key_t, void **);
771 AC_TRY_COMPILE([#include <pthread.h>],
772 [pthread_getspecific(0,NULL);],
775 AC_DEFINE(HAVE_PTHREAD_GETSPECIFIC_POSIX)])
777 LIBS="$glib_save_LIBS"
778 CFLAGS="$glib_save_CFLAGS"
781 if test "x$enable_threads" = "xyes"; then
782 if test "$ac_cv_func_getpwuid_r" != "yes"; then
783 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
785 if test "$ac_cv_func_localtime_r" != "yes"; then
786 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
790 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
791 AC_SUBST(G_THREAD_CFLAGS)
792 AC_SUBST(G_THREAD_LIBS)
794 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
796 dnl **********************************************
797 dnl *** GDefaultMutex setup and initialization ***
798 dnl **********************************************
800 dnl if mutex_has_default = yes, we also got
801 dnl mutex_default_type, mutex_default_init and mutex_header_file
802 GLIB_IF_VAR_EQ(mutex_has_default, yes,
803 GLIB_SIZEOF([#include <$mutex_header_file>],
807 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
810 $glib_cv_sizeof_gmutex,
816 dnl ****************************************
817 dnl *** GLib POLL* compatibility defines ***
818 dnl ****************************************
820 [#include <sys/types.h>
821 #include <sys/poll.h>],
822 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
823 glibconfig-sysdefs.h,
827 dnl ******************************
828 dnl *** output the whole stuff ***
829 dnl ******************************
833 ## Generate `glibconfig.h' in two cases
834 ## 1. `config.status' is run either explicitly, or via configure.
835 ## Esp. not when it is run in `Makefile' to generate makefiles and
837 ## 2. CONFIG_OTHER is set explicitly
839 ## Case 1 is difficult. We know that `automake' sets one of
840 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
841 ## only when AM_CONFIG_HEADER is set, however.
843 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
844 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
845 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
847 case "$CONFIG_OTHER" in
849 echo creating glibconfig.h
850 outfile=glibconfig.h-tmp
851 cat > $outfile <<\_______EOF
854 * This is a generated file. Please modify `configure.in'
862 #endif /* __cplusplus */
866 if test x$glib_limits_h = xyes; then
867 echo '#include <limits.h>' >> $outfile
869 if test x$glib_float_h = xyes; then
870 echo '#include <float.h>' >> $outfile
872 if test x$glib_values_h = xyes; then
873 echo '#include <values.h>' >> $outfile
875 if test x$g_mutex_header_file != x; then
876 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
878 if test x$glib_sys_poll_h = xyes; then
879 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
882 cat >> $outfile <<_______EOF
884 #define G_MINFLOAT $glib_mf
885 #define G_MAXFLOAT $glib_Mf
886 #define G_MINDOUBLE $glib_md
887 #define G_MAXDOUBLE $glib_Md
888 #define G_MINSHORT $glib_ms
889 #define G_MAXSHORT $glib_Ms
890 #define G_MININT $glib_mi
891 #define G_MAXINT $glib_Mi
892 #define G_MINLONG $glib_ml
893 #define G_MAXLONG $glib_Ml
898 ### this should always be true in a modern C/C++ compiler
899 cat >>$outfile <<_______EOF
900 typedef signed char gint8;
901 typedef unsigned char guint8;
905 if test -n "$gint16"; then
906 cat >>$outfile <<_______EOF
907 typedef signed $gint16 gint16;
908 typedef unsigned $gint16 guint16;
913 if test -n "$gint32"; then
914 cat >>$outfile <<_______EOF
915 typedef signed $gint32 gint32;
916 typedef unsigned $gint32 guint32;
921 if test -n "$gint64"; then
922 cat >>$outfile <<_______EOF
923 ${glib_warning_guard}#define G_HAVE_GINT64 1
925 ${glib_extension}typedef signed $gint64 gint64;
926 ${glib_extension}typedef unsigned $gint64 guint64;
928 #define G_GINT64_CONSTANT(val) $gint64_constant
933 if test -z "$glib_unknown_void_p"; then
934 cat >>$outfile <<_______EOF
936 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
937 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
939 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
940 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
943 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
948 cat >>$outfile <<_______EOF
956 #define G_HAVE_INLINE 1
957 #else /* !__cplusplus */
959 #endif /* !__cplusplus */
963 if test x$g_mutex_has_default = xyes; then
964 cat >>$outfile <<_______EOF
965 $g_enable_threads_def G_THREADS_ENABLED
966 #define G_THREADS_IMPL_$g_threads_impl_def
967 typedef struct _GStaticMutex GStaticMutex;
970 struct _GMutex *runtime_mutex;
972 char pad[$g_mutex_sizeof];
978 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
979 #define g_static_mutex_get_mutex(mutex) \
980 (g_thread_use_default_impl ? ((GMutex*) &(mutex).aligned_pad_u) : \
981 g_static_mutex_get_mutex_impl (&(mutex).runtime_mutex))
984 cat >>$outfile <<_______EOF
985 $g_enable_threads_def G_THREADS_ENABLED
986 #define G_THREADS_IMPL_$g_threads_impl_def
987 typedef struct _GMutex* GStaticMutex;
988 #define G_STATIC_MUTEX_INIT NULL
989 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (&(mutex)))
995 if test -n "$gint64"; then
996 g_bit_sizes="$g_bit_sizes 64"
998 for bits in $g_bit_sizes; do
999 cat >>$outfile <<_______EOF
1000 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1001 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1002 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1003 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1007 cat >>$outfile <<_______EOF
1008 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1009 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1010 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1011 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1012 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1013 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1014 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1015 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1016 #define G_BYTE_ORDER $g_byte_order
1020 if test -r glibconfig-sysdefs.h; then
1021 cat glibconfig-sysdefs.h >>$outfile
1025 cat >>$outfile <<_______EOF
1032 #endif /* __cplusplus */
1034 #endif /* GLIBCONFIG_H */
1038 if cmp -s $outfile glibconfig.h; then
1039 echo glibconfig.h is unchanged
1042 mv $outfile glibconfig.h
1047 # Note that if two cases are the same, case goes with the first one.
1048 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1049 # on variable expansion in case labels. Look at the generated config.status
1053 x$ac_cv_header_float_h)
1055 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1056 glib_md=DBL_MIN glib_Md=DBL_MAX
1058 x$ac_cv_header_values_h)
1060 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1061 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1066 x$ac_cv_header_limits_h)
1068 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX
1069 glib_mi=INT_MIN glib_Mi=INT_MAX
1070 glib_ml=LONG_MIN glib_Ml=LONG_MAX
1072 x$ac_cv_header_values_h)
1074 glib_ms=MINSHORT glib_Ms=MAXSHORT
1075 glib_mi=MININT glib_Mi=MAXINT
1076 glib_ml=MINLONG glib_Ml=MAXLONG
1080 if test x$ac_cv_header_sys_poll_h = xyes ; then
1085 $ac_cv_sizeof_short) gint16=short;;
1086 $ac_cv_sizeof_int) gint16=int;;
1089 $ac_cv_sizeof_short) gint32=short;;
1090 $ac_cv_sizeof_int) gint32=int;;
1091 $ac_cv_sizeof_long) gint32=long;;
1098 gint64_constant='(val)'
1104 gint64_constant='(val##L)'
1106 $ac_cv_sizeof_long_long)
1108 glib_extension='G_GNUC_EXTENSION '
1109 glib_warning_guard="
1110 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1111 # define G_GNUC_EXTENSION __extension__
1113 # define G_GNUC_EXTENSION
1117 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1121 gintbits=`expr $ac_cv_sizeof_int \* 8`
1122 glongbits=`expr $ac_cv_sizeof_long \* 8`
1125 case $ac_cv_sizeof_void_p in
1126 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1127 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1128 *) glib_unknown_void_p=yes ;;
1133 x$ac_cv_func_atexit)
1135 #ifdef NeXT /* @#%@! NeXTStep */
1136 # define g_ATEXIT(proc) (!atexit (proc))
1138 # define g_ATEXIT(proc) (atexit (proc))
1141 x$ac_cv_func_on_exit)
1143 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1148 x$ac_cv_func_memmove)
1150 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1154 /* We make the assumption that if memmove isn't available, then
1155 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1156 * necessarily handle overlapping copies) */
1157 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1162 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1163 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1164 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1168 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1169 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1173 if test x$glib_cv_va_val_copy = xno; then
1174 glib_vacopy="\$glib_vacopy
1175 #define G_VA_COPY_AS_ARRAY 1"
1178 if test x$glib_cv_hasinline = xyes; then
1179 glib_inline='#define G_HAVE_INLINE 1'
1181 if test x$glib_cv_has__inline = xyes; then
1182 glib_inline="\$glib_inline
1183 #define G_HAVE___INLINE 1"
1185 if test x$glib_cv_has__inline__ = xyes; then
1186 glib_inline="\$glib_inline
1187 #define G_HAVE___INLINE__ 1"
1191 x$ac_cv_c_bigendian)
1192 g_byte_order=G_BIG_ENDIAN
1197 g_byte_order=G_LITTLE_ENDIAN
1203 if test x$glib_wchar_h = xyes; then
1205 #define G_HAVE_WCHAR_H 1'
1207 if test x$glib_wctype_h = xyes; then
1209 #define G_HAVE_WCTYPE_H 1"
1211 if test x$glib_working_wctype = xno; then
1213 #define G_HAVE_BROKEN_WCTYPE 1"
1216 case x$enable_threads in
1217 xyes) g_enable_threads_def="#define";;
1218 *) g_enable_threads_def="#undef ";;
1221 g_threads_impl_def=$g_threads_impl
1223 g_mutex_has_default="$mutex_has_default"
1224 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1225 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1231 gmodule/gmoduleconf.h
1236 ],[case "$CONFIG_FILES" in
1237 *glib-config*)chmod +x glib-config;;