dnl *********************************** dnl *** include special GLib macros *** dnl *********************************** builtin(include, acglib.m4)dnl # Process this file with autoconf to produce a configure script. AC_INIT(glist.c) # Save this value here, since automake will set cflags later cflags_set=${CFLAGS+set} # we rewrite this file rm -f glibconfig-sysdefs.h # The following version number definitions apply to GLib and GModule # as a whole, so if changes occoured in either of them, they are both # treated with the same interface and binary age. # # Making releases: # GLIB_MICRO_VERSION += 1; # GLIB_INTERFACE_AGE += 1; # GLIB_BINARY_AGE += 1; # if any functions have been added, set GLIB_INTERFACE_AGE to 0. # if backwards compatibility has been broken, # set GLIB_BINARY_AGE and GLIB_INTERFACE_AGE to 0. # GLIB_MAJOR_VERSION=1 GLIB_MINOR_VERSION=1 GLIB_MICRO_VERSION=9 GLIB_INTERFACE_AGE=0 GLIB_BINARY_AGE=0 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION AC_SUBST(GLIB_VERSION) # libtool versioning LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE` LT_REVISION=$GLIB_INTERFACE_AGE LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE` AC_SUBST(LT_RELEASE) AC_SUBST(LT_CURRENT) AC_SUBST(LT_REVISION) AC_SUBST(LT_AGE) VERSION=$GLIB_VERSION PACKAGE=glib AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define) # Specify a configuration file AM_CONFIG_HEADER(config.h) AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION) AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION) AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION) AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE) AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE) dnl Initialize libtool AM_PROG_LIBTOOL dnl Initialize maintainer mode AM_MAINTAINER_MODE AC_CANONICAL_HOST AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=minimum]],,enable_debug=minimum) AC_ARG_ENABLE(mem_check, [ --enable-mem-check turn on malloc/free sanity checking [default=no]],,enable_mem_check=no) AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile turn on malloc profiling atexit [default=no]],,enable_mem_profile=no) AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]], , enable_ansi=no) AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes] ([=no] will override --with-threads)],,enable_threads=yes) if test "x$enable_threads" != "xyes"; then enable_threads=no fi AC_MSG_CHECKING(whether to enable memory checking) if test "x$enable_mem_check" = "xyes"; then AC_DEFINE(ENABLE_MEM_CHECK, 1) AC_SUBST(ENABLE_MEM_CHECK) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(whether to enable memory profiling) if test "x$enable_mem_profile" = "xyes"; then AC_DEFINE(ENABLE_MEM_PROFILE, 1) AC_SUBST(ENABLE_MEM_PROFILE) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi if test "x$enable_debug" = "xyes"; then test "$cflags_set" = set || CFLAGS="$CFLAGS -g" GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG" else if test "x$enable_debug" = "xno"; then GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS" fi fi AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}") # Checks for programs. AC_PROG_CC AM_PROG_CC_STDC AC_PROG_INSTALL changequote(,)dnl if test "x$GCC" = "xyes"; then case " $CFLAGS " in *[\ \ ]-Wall[\ \ ]*) ;; *) CFLAGS="$CFLAGS -Wall" ;; esac if test "x$enable_ansi" = "xyes"; then case " $CFLAGS " in *[\ \ ]-ansi[\ \ ]*) ;; *) CFLAGS="$CFLAGS -ansi" ;; esac case " $CFLAGS " in *[\ \ ]-pedantic[\ \ ]*) ;; *) CFLAGS="$CFLAGS -pedantic" ;; esac fi fi changequote([,])dnl dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R) AC_MSG_CHECKING([for extra flags to get ANSI library prototypes]) glib_save_LIBS=$LIBS LIBS="$LIBS -lm" AC_TRY_RUN([#include int main (void) { return (log(1) != log(1.)); }], AC_MSG_RESULT(none needed), glib_save_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -std1" AC_TRY_RUN([#include int main (void) { return (log(1) != log(1.)); }], AC_MSG_RESULT(-std1), AC_MSG_RESULT() CFLAGS=$glib_save_CFLAGS AC_MSG_WARN( [No ANSI prototypes found in library. (-std1 didn't work.)]) ) ) LIBS=$glib_save_LIBS dnl NeXTStep cc seems to need this AC_MSG_CHECKING([for extra flags for POSIX compliance]) AC_TRY_COMPILE([#include ], [DIR *dir;], AC_MSG_RESULT(none needed), glib_save_CFLAGS=$CFLAGS CFLAGS="$CFLAGS -posix" AC_TRY_COMPILE([#include ], [DIR *dir;], AC_MSG_RESULT(-posix), AC_MSG_RESULT() CFLAGS=$glib_save_CFLAGS AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)]))) # Checks for header files. AC_HEADER_STDC # Checks for library functions. AC_FUNC_VPRINTF AC_CHECK_FUNCS(atexit on_exit) AC_CHECK_SIZEOF(char) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(void *) AC_CHECK_SIZEOF(long long) dnl long doubles were not used, and a portability problem dnl AC_C_LONG_DOUBLE AC_C_CONST dnl AC_C_INLINE is useless to us since it bails out too early, we need to dnl truely know which ones of `inline', `__inline' and `__inline__' are dnl actually supported. AC_MSG_CHECKING(for __inline) AC_CACHE_VAL(glib_cv_has__inline,[ AC_TRY_RUN([ __inline int foo () { return 0; } int main () { return foo (); } ], glib_cv_has__inline=yes , glib_cv_has__inline=no ,) ]) AC_MSG_RESULT($glib_cv_has__inline) case x$glib_cv_has__inline in xyes) AC_DEFINE(G_HAVE___INLINE) esac AC_MSG_CHECKING(for __inline__) AC_CACHE_VAL(glib_cv_has__inline__,[ AC_TRY_RUN([ __inline__ int foo () { return 0; } int main () { return foo (); } ], glib_cv_has__inline__=yes , glib_cv_has__inline__=no ,) ]) AC_MSG_RESULT($glib_cv_has__inline__) case x$glib_cv_has__inline__ in xyes) AC_DEFINE(G_HAVE___INLINE__) esac AC_MSG_CHECKING(for inline) AC_CACHE_VAL(glib_cv_hasinline,[ AC_TRY_RUN([ inline int foo () { return 0; } int main () { return foo (); } ], glib_cv_hasinline=yes , glib_cv_hasinline=no ,) ]) AC_MSG_RESULT($glib_cv_hasinline) case x$glib_cv_hasinline in xyes) AC_DEFINE(G_HAVE_INLINE) esac dnl for bytesex stuff AC_C_BIGENDIAN dnl header file checks AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H)) AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H)) AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H)) AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H)) AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H)) AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H)) AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H)) AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H)) AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H)) AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H)) # Check for some functions AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll) # Check for sys_errlist AC_MSG_CHECKING(for sys_errlist) AC_TRY_LINK(, [ extern char *sys_errlist[]; extern int sys_nerr; sys_errlist[sys_nerr-1][0] = 0; ], glib_ok=yes, glib_ok=no) AC_MSG_RESULT($glib_ok) if test $glib_ok = no; then AC_DEFINE(NO_SYS_ERRLIST) fi # Check for sys_siglist AC_MSG_CHECKING(for sys_siglist) AC_TRY_LINK(, [ extern char *sys_siglist[]; sys_siglist[1][0] = 0; ], glib_ok=yes, glib_ok=no) AC_MSG_RESULT($glib_ok) if test $glib_ok = no; then AC_DEFINE(NO_SYS_SIGLIST) fi # Check if needs to be included for fd_set AC_MSG_CHECKING([for fd_set]) AC_TRY_COMPILE([#include ], [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no) if test $gtk_ok = yes; then AC_MSG_RESULT([yes, found in sys/types.h]) else AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes) if test $gtk_ok = yes; then AC_DEFINE(HAVE_SYS_SELECT_H) AC_MSG_RESULT([yes, found in sys/select.h]) else AC_DEFINE(NO_FD_SET) AC_MSG_RESULT(no) fi fi # These are used only in GDK (gdki18n.h) # This stuff is here only so that we can define these # things in glibconfig.h. If gtk+ started using an installed # gdkconfig.h file, then the definitions would belong there. # Check for wchar.h AC_MSG_CHECKING(for wchar.h) AC_TRY_CPP([#include ], glib_wchar_h=yes, glib_wchar_h=no) if test $glib_wchar_h = yes; then AC_DEFINE(HAVE_WCHAR_H) fi AC_MSG_RESULT($glib_wchar_h) # Check for wctype.h (for iswalnum) AC_MSG_CHECKING(for wctype.h) AC_TRY_CPP([#include ], glib_wctype_h=yes, glib_wctype_h=no) if test $glib_wctype_h = yes; then AC_DEFINE(HAVE_WCTYPE_H) fi AC_MSG_RESULT($glib_wctype_h) oLIBS="$LIBS" # in Solaris 2.5, `iswalnum' is in -lw AC_CHECK_FUNC(iswalnum,,[AC_CHECK_LIB(w,iswalnum)]) # The following is necessary for Linux libc-5.4.38 AC_MSG_CHECKING(if iswalnum() and friends are properly defined) AC_TRY_LINK([#include ],[ #if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H)) # ifdef HAVE_WCTYPE_H # include # else # ifdef HAVE_WCHAR_H # include # endif # endif #else # define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c)) #endif iswalnum((wchar_t) 0); ], glib_working_wctype=yes, glib_working_wctype=no) LIBS="$oLIBS" if test $glib_working_wctype = no; then AC_DEFINE(HAVE_BROKEN_WCTYPE) fi AC_MSG_RESULT($glib_working_wctype) dnl ********************** dnl *** va_copy checks *** dnl ********************** dnl we currently check for all three va_copy possibilities, so we get dnl all results in config.log for bug reports. AC_MSG_CHECKING(for an implementation of va_copy()) AC_CACHE_VAL(glib_cv_va_copy,[ AC_TRY_RUN([ #include void f (int i, ...) { va_list args1, args2; va_start (args1, i); va_copy (args2, args1); if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) exit (1); va_end (args1); va_end (args2); } int main() { f (0, 42); return 0; }], glib_cv_va_copy=yes , glib_cv_va_copy=no ,) ]) AC_MSG_RESULT($glib_cv_va_copy) AC_MSG_CHECKING(for an implementation of __va_copy()) AC_CACHE_VAL(glib_cv___va_copy,[ AC_TRY_RUN([ #include void f (int i, ...) { va_list args1, args2; va_start (args1, i); __va_copy (args2, args1); if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) exit (1); va_end (args1); va_end (args2); } int main() { f (0, 42); return 0; }], glib_cv___va_copy=yes , glib_cv___va_copy=no ,) ]) AC_MSG_RESULT($glib_cv___va_copy) AC_MSG_CHECKING(whether va_lists can be copied by value) AC_CACHE_VAL(glib_cv_va_val_copy,[ AC_TRY_RUN([ #include void f (int i, ...) { va_list args1, args2; va_start (args1, i); args2 = args1; if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) exit (1); va_end (args1); va_end (args2); } int main() { f (0, 42); return 0; }], glib_cv_va_val_copy=yes , glib_cv_va_val_copy=no ,) ]) if test "x$glib_cv_va_copy" = "xyes"; then AC_DEFINE(G_VA_COPY, va_copy) else if test "x$glib_cv___va_copy" = "xyes"; then AC_DEFINE(G_VA_COPY, __va_copy) fi fi if test "x$glib_cv_va_val_copy" = "xno"; then AC_DEFINE(G_VA_COPY_AS_ARRAY) fi AC_MSG_RESULT($glib_cv_va_val_copy) dnl *********************** dnl *** g_module checks *** dnl *********************** G_MODULE_LIBS= G_MODULE_LDFLAGS= G_MODULE_IMPL= G_MODULE_NEED_USCORE=0 G_MODULE_HAVE_DLERROR=0 dnl *** dlopen() in system libraries if test -z "$G_MODULE_IMPL"; then AC_CHECK_FUNC(dlopen, G_MODULE_IMPL=G_MODULE_IMPL_DL ,) fi dnl *** dlopen() in libdl if test -z "$G_MODULE_IMPL"; then AC_CHECK_LIB(dl, dlopen, G_MODULE_LIBS=-ldl G_MODULE_IMPL=G_MODULE_IMPL_DL ,) fi dnl *** shl_load() in libdld (HP-UX) if test -z "$G_MODULE_IMPL"; then AC_MSG_CHECKING(how to export all symbols) SAVED_LDFLAGS=$LDFLAGS LDFLAGS="$LDFLAGS -Wl,-E" AC_TRY_LINK(,[ return 0; ], [ G_MODULE_LDFLAGS="-Wl,-E" ],[ LDFLAGS="$SAVED_LDFLAGS -bexpall" AC_TRY_LINK(,[ return 0; ], G_MODULE_LDFLAGS="-bexpall", G_MODULE_LDFLAGS="none" ) ]) LDFLAGS=$SAVED_LDFLAGS AC_MSG_RESULT($G_MODULE_LDFLAGS) if test "x$G_MODULE_LDFLAGS" = "xnone"; then G_MODULE_LDFLAGS= fi AC_CHECK_LIB(dld, shl_load, G_MODULE_LIBS=-ldld G_MODULE_IMPL=G_MODULE_IMPL_DLD ,) fi dnl *** additional checks for G_MODULE_IMPL_DL if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then case "$host_os" in linux*) G_MODULE_LDFLAGS='-rdynamic' ;; esac LIBS_orig="$LIBS" LDFLAGS_orig="$LDFLAGS" LIBS="$LIBS $G_MODULE_LIBS" LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS" dnl *** check whether we need preceeding underscores AC_MSG_CHECKING(for preceeding underscore in symbols) AC_CACHE_VAL(glib_cv_uscore,[ AC_TRY_RUN([ #include int glib_underscore_test (void) { return 42; } int main() { void *f1 = (void*)0, *f2 = (void*)0, *handle; handle = dlopen ((void*)0, 0); if (handle) { f1 = dlsym (handle, "glib_underscore_test"); f2 = dlsym (handle, "_glib_underscore_test"); } return (!f2 || f1); }], glib_cv_uscore=yes, glib_cv_uscore=no, ) rm -f plugin.c plugin.o plugin.lo ]) AC_MSG_RESULT($glib_cv_uscore) if test "x$glib_cv_uscore" = "xyes"; then G_MODULE_NEED_USCORE=1 else G_MODULE_NEED_USCORE=0 fi LDFLAGS="$LDFLAGS_orig" dnl *** check for having dlerror() AC_CHECK_FUNC(dlerror, G_MODULE_HAVE_DLERROR=1, G_MODULE_HAVE_DLERROR=0) LIBS="$LIBS_orig" fi dnl *** done, have e got an implementation? if test -z "$G_MODULE_IMPL"; then G_MODULE_IMPL=0 fi AC_SUBST(G_MODULE_IMPL) AC_SUBST(G_MODULE_LIBS) AC_SUBST(G_MODULE_LDFLAGS) AC_SUBST(G_MODULE_HAVE_DLERROR) AC_SUBST(G_MODULE_NEED_USCORE) AC_SUBST(GLIB_DEBUG_FLAGS) dnl *********************** dnl *** g_thread checks *** dnl *********************** AC_ARG_WITH(threads, [ --with-threads=[none/posix/solaris/nspr] specify a thread implementation to use], if test "x$with_threads" = x; then want_threads=yes else want_threads=$with_threads fi, want_threads=yes) if test "x$enable_threads" = "xno"; then want_threads=no fi if test "x$want_threads" = "xnone"; then want_threads=no fi dnl error and warning message dnl ************************* THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your computer. glib will not be thread safe on your computer." THREAD_UNKNOWN_COMPILER="Your compiler is not known, so I cannot determine the necessary compiler options to compile programs which are using threads. Please provide such information." FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your platform (normaly it's "_REENTRANT"). I'll not use any flag on compilation now, but then your programs might not work. Please provide information on how it is done on your system." LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation " LIBS_NOT_FOUND_2=". Please choose another thread implementation or provide informationon your thread implementation." dnl determination of thread implementation dnl *************************************** have_threads=none if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then case $host in *-*-solaris*) AC_CHECK_LIB(thread, cond_init, have_threads=solaris) ;; esac fi if test "x$want_threads" = xyes || test "x$want_threads" = xposix; then if test "x$have_threads" = xnone; then AC_CHECK_LIB(pthread, pthread_attr_init, have_threads=posix) fi if test "x$have_threads" = xnone; then AC_CHECK_LIB(pthreads, pthread_attr_init, have_threads=posix) fi if test "x$have_threads" = xnone; then AC_CHECK_FUNC(pthread_attr_init, have_threads=posix) fi fi if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then if test "x$have_threads" = xnone; then AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr) fi fi AC_MSG_CHECKING(for thread implementation) if test "x$have_threads" = xnone && test "x$want_threads" != xno; then AC_MSG_RESULT(none available) AC_MSG_WARN($THREAD_NO_IMPLEMENTATION) else AC_MSG_RESULT($have_threads) fi dnl determination of G_THREAD_LIBS dnl ****************************** G_THREAD_LIBS= mutex_has_default=no case $have_threads in posix) G_THREAD_LIBS=error AC_CHECK_LIB(pthread, pthread_attr_init, G_THREAD_LIBS="-lpthread") if test "x$G_THREAD_LIBS" = xerror; then AC_CHECK_LIB(pthreads, pthread_attr_init, G_THREAD_LIBS="-lpthreads") fi if test "x$G_THREAD_LIBS" = xerror; then AC_CHECK_FUNC(pthread_attr_init, G_THREAD_LIBS="") fi mutex_has_default=yes mutex_default_type='pthread_mutex_t' mutex_default_init='PTHREAD_MUTEX_INITIALIZER' mutex_header_file='pthread.h' ;; solaris) G_THREAD_LIBS=error AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread") # solaris has a broken initializer for mutexes, if we find it, # we will replace it. AC_MSG_CHECKING(for broken solaris mutex initialization) AC_EGREP_CPP([ *begin *{ *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *, *0 *} *end *], [#include begin DEFAULTMUTEX end], [solaris_mutex_init_broken=yes], [solaris_mutex_init_broken=no]) AC_MSG_RESULT($solaris_mutex_init_broken) mutex_has_default=yes mutex_default_type='mutex_t' if test x$solaris_mutex_init_broken = xyes; then mutex_default_init="{ { { 0, 0, 0, 0 }, USYNC_THREAD }, { { { 0, 0, 0, 0, 0, 0, 0, 0 } } }, 0}" else mutex_default_init="DEFAULTMUTEX" fi mutex_header_file='thread.h' ;; nspr) AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, G_THREAD_LIBS="-lnspr21") ;; none) ;; *) G_THREAD_LIBS=error ;; esac if test "x$G_THREAD_LIBS" = xerror; then AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2) fi AC_MSG_CHECKING(necessary linker options) AC_MSG_RESULT($G_THREAD_LIBS) dnl determination of G_THREAD_CFLAGS dnl ******************************** if test x"$have_threads" != xnone; then G_THREAD_CFLAGS="-D_REENTRANT" # good default case $host in *-aix*) G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE" if test x"$GCC" = xyes; then G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads" fi ;; esac # if we are not finding the ctime_r function, then we probably are # not using the proper multithread flag old_CPPFLAGS=$CPPFLAGS CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS" AC_EGREP_HEADER([[^a-zA-Z_]ctime_r[^a-zA-Z_]], time.h, , G_THREAD_CFLAGS= AC_MSG_WARN($FLAG_DOES_NOT_WORK)) CPPFLAGS=$old_CPPFLAGS # if test x"$GCC" = xyes; then # # older gcc's do not know the -fstack-check option and will # # stop compiling, so just check this here # old_CPPFLAGS="$CPPFLAGS" # CPPFLAGS="$CPPFLAGS -fstack-check" # AC_TRY_COMPILE(,, # G_THREAD_CFLAGS="$G_THREAD_CFLAGS -fstack-check") # CPPFLAGS=$old_CPPFLAGS # else # AC_MSG_WARN($THREAD_UNKNOWN_COMPILER) # fi AC_MSG_CHECKING(necessary compiler options) AC_MSG_RESULT($G_THREAD_CFLAGS) else G_THREAD_CFLAGS= fi AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c") AC_SUBST(G_THREAD_CFLAGS) AC_SUBST(G_THREAD_LIBS) CFLAGS="$CFLAGS $G_THREAD_CFLAGS" dnl ********************************************** dnl *** GDefaultMutex setup and initialization *** dnl ********************************************** dnl dnl if mutex_has_default = yes, we also got dnl mutex_default_type, mutex_default_init and mutex_header_file GLIB_IF_VAR_EQ(mutex_has_default, yes, GLIB_SIZEOF([#include <$mutex_header_file>], $mutex_default_type, gmutex, ) GLIB_BYTE_CONTENTS([#include <$mutex_header_file>], $mutex_default_type, gmutex, $glib_cv_sizeof_gmutex, $mutex_default_init) , ) dnl **************************************** dnl *** GLib POLL* compatibility defines *** dnl **************************************** GLIB_SYSDEFS([#include #include ], POLLIN POLLOUT POLLPRI POLLERR POLLHUP POLLNVAL, glibconfig-sysdefs.h, =) dnl ****************************** dnl *** output the whole stuff *** dnl ****************************** AC_OUTPUT_COMMANDS([ ## Generate `glibconfig.h' in two cases ## 1. `config.status' is run either explicitly, or via configure. ## Esp. not when it is run in `Makefile' to generate makefiles and ## config.h ## 2. CONFIG_OTHER is set explicitly ## ## Case 1 is difficult. We know that `automake' sets one of ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works ## only when AM_CONFIG_HEADER is set, however. if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h} fi case "$CONFIG_OTHER" in *glibconfig.h*) echo creating glibconfig.h outfile=glibconfig.h-tmp cat > $outfile <<\_______EOF /* glibconfig.h * * This is a generated file. Please modify `configure.in' */ #ifndef GLIBCONFIG_H #define GLIBCONFIG_H #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ _______EOF if test x$glib_limits_h = xyes; then echo '#include ' >> $outfile fi if test x$glib_float_h = xyes; then echo '#include ' >> $outfile fi if test x$glib_values_h = xyes; then echo '#include ' >> $outfile fi if test x$g_mutex_header_file != x; then echo '#include <'"$g_mutex_header_file"'>' >> $outfile fi if test x$glib_sys_poll_h = xyes; then echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile fi cat >> $outfile <<_______EOF #define G_MINFLOAT $glib_mf #define G_MAXFLOAT $glib_Mf #define G_MINDOUBLE $glib_md #define G_MAXDOUBLE $glib_Md #define G_MINSHORT $glib_ms #define G_MAXSHORT $glib_Ms #define G_MININT $glib_mi #define G_MAXINT $glib_Mi #define G_MINLONG $glib_ml #define G_MAXLONG $glib_Ml _______EOF ### this should always be true in a modern C/C++ compiler cat >>$outfile <<_______EOF typedef signed char gint8; typedef unsigned char guint8; _______EOF if test -n "$gint16"; then cat >>$outfile <<_______EOF typedef signed $gint16 gint16; typedef unsigned $gint16 guint16; _______EOF fi if test -n "$gint32"; then cat >>$outfile <<_______EOF typedef signed $gint32 gint32; typedef unsigned $gint32 guint32; _______EOF fi if test -n "$gint64"; then cat >>$outfile <<_______EOF ${glib_warning_guard}#define G_HAVE_GINT64 1 ${glib_extension}typedef signed $gint64 gint64; ${glib_extension}typedef unsigned $gint64 guint64; #define G_GINT64_CONSTANT(val) $gint64_constant _______EOF fi if test -z "$glib_unknown_void_p"; then cat >>$outfile <<_______EOF #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p)) #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p)) #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i)) #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u)) _______EOF else echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile fi cat >>$outfile <<_______EOF $glib_atexit $glib_memmove $glib_defines $glib_vacopy #ifdef __cplusplus #define G_HAVE_INLINE 1 #else /* !__cplusplus */ $glib_inline #endif /* !__cplusplus */ _______EOF echo >>$outfile if test x$g_mutex_has_default = xyes; then cat >>$outfile <<_______EOF $g_enable_threads_def G_THREADS_ENABLED typedef struct _GStaticMutex GStaticMutex; struct _GStaticMutex { struct _GMutex *runtime_mutex; union { char pad[$g_mutex_sizeof]; double dummy_double; void *dummy_pointer; long dummy_long; } aligned_pad_u; }; #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } } #define g_static_mutex_get_mutex(mutex) \ (g_thread_use_default_impl ? ((GMutex*) &(mutex).aligned_pad_u) : \ g_static_mutex_get_mutex_impl (&(mutex).runtime_mutex)) _______EOF else cat >>$outfile <<_______EOF $g_enable_threads_def G_THREADS_ENABLED typedef struct _GMutex* GStaticMutex; #define G_STATIC_MUTEX_INIT NULL #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (&(mutex))) _______EOF fi echo >>$outfile g_bit_sizes="16 32" if test -n "$gint64"; then g_bit_sizes="$g_bit_sizes 64" fi for bits in $g_bit_sizes; do cat >>$outfile <<_______EOF #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val)) #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val)) #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val)) #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val)) _______EOF done cat >>$outfile <<_______EOF #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val)) #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val)) #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val)) #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val)) #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val)) #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val)) #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val)) #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val)) #define G_BYTE_ORDER $g_byte_order _______EOF if test -r glibconfig-sysdefs.h; then cat glibconfig-sysdefs.h >>$outfile fi cat >>$outfile <<_______EOF $glib_wc #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* GLIBCONFIG_H */ _______EOF if cmp -s $outfile glibconfig.h; then echo glibconfig.h is unchanged rm -f $outfile else mv $outfile glibconfig.h fi ;; esac ],[ # Note that if two cases are the same, case goes with the first one. # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend # on variable expansion in case labels. Look at the generated config.status # for a hint. case xyes in x$ac_cv_header_float_h) glib_float_h=yes glib_mf=FLT_MIN glib_Mf=FLT_MAX glib_md=DBL_MIN glib_Md=DBL_MAX ;; x$ac_cv_header_values_h) glib_values_h=yes glib_mf=MINFLOAT glib_Mf=MAXFLOAT glib_md=MINDOUBLE glib_Md=MAXDOUBLE ;; esac case xyes in x$ac_cv_header_limits_h) glib_limits_h=yes glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_mi=INT_MIN glib_Mi=INT_MAX glib_ml=LONG_MIN glib_Ml=LONG_MAX ;; x$ac_cv_header_values_h) glib_values_h=yes glib_ms=MINSHORT glib_Ms=MAXSHORT glib_mi=MININT glib_Mi=MAXINT glib_ml=MINLONG glib_Ml=MAXLONG ;; esac if test x$ac_cv_header_sys_poll_h = xyes ; then glib_sys_poll_h=yes fi case 2 in $ac_cv_sizeof_short) gint16=short;; $ac_cv_sizeof_int) gint16=int;; esac case 4 in $ac_cv_sizeof_short) gint32=short;; $ac_cv_sizeof_int) gint32=int;; $ac_cv_sizeof_long) gint32=long;; esac case 8 in $ac_cv_sizeof_int) gint64=int glib_extension= glib_warning_guard= gint64_constant='(val)' ;; $ac_cv_sizeof_long) gint64=long glib_extension= glib_warning_guard= gint64_constant='(val##L)' ;; $ac_cv_sizeof_long_long) gint64='long long' glib_extension='G_GNUC_EXTENSION ' glib_warning_guard=" #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8 # define G_GNUC_EXTENSION __extension__ #else # define G_GNUC_EXTENSION #endif " gint64_constant='(G_GNUC_EXTENSION (val##LL))' ;; esac gintbits=`expr $ac_cv_sizeof_int \* 8` glongbits=`expr $ac_cv_sizeof_long \* 8` case $ac_cv_sizeof_void_p in $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;; $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;; *) glib_unknown_void_p=yes ;; esac case xyes in x$ac_cv_func_atexit) glib_atexit=" #ifdef NeXT /* @#%@! NeXTStep */ # define g_ATEXIT(proc) (!atexit (proc)) #else # define g_ATEXIT(proc) (atexit (proc)) #endif" ;; x$ac_cv_func_on_exit) glib_atexit=" #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))" ;; esac case xyes in x$ac_cv_func_memmove) glib_memmove=' #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END' ;; *) glib_memmove=" /* We make the assumption that if memmove isn't available, then * bcopy will do the job. This isn't safe everywhere. (bcopy can't * necessarily handle overlapping copies) */ #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END" ;; esac glib_defines=" #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION " case xyes in x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;; x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;; *) glib_vacopy='' esac if test x$glib_cv_va_val_copy = xno; then glib_vacopy="\$glib_vacopy #define G_VA_COPY_AS_ARRAY 1" fi if test x$glib_cv_hasinline = xyes; then glib_inline='#define G_HAVE_INLINE 1' fi if test x$glib_cv_has__inline = xyes; then glib_inline="\$glib_inline #define G_HAVE___INLINE 1" fi if test x$glib_cv_has__inline__ = xyes; then glib_inline="\$glib_inline #define G_HAVE___INLINE__ 1" fi case xyes in x$ac_cv_c_bigendian) g_byte_order=G_BIG_ENDIAN g_bs_native=BE g_bs_alien=LE ;; *) g_byte_order=G_LITTLE_ENDIAN g_bs_native=LE g_bs_alien=BE ;; esac if test x$glib_wchar_h = xyes; then glib_wc=' #define G_HAVE_WCHAR_H 1' fi if test x$glib_wctype_h = xyes; then glib_wc="\$glib_wc #define G_HAVE_WCTYPE_H 1" fi if test x$glib_working_wctype = xno; then glib_wc="\$glib_wc #define G_HAVE_BROKEN_WCTYPE 1" fi case x$enable_threads in xyes) g_enable_threads_def="#define";; *) g_enable_threads_def="#undef ";; esac g_mutex_has_default="$mutex_has_default" g_mutex_sizeof="$glib_cv_sizeof_gmutex" g_mutex_contents="$glib_cv_byte_contents_gmutex" ]) AC_OUTPUT([ Makefile glib-config gmodule/gmoduleconf.h gmodule/Makefile gthread/Makefile docs/Makefile ],[case "$CONFIG_FILES" in *glib-config*)chmod +x glib-config;; esac])