dnl determination of G_THREAD_LIBS
dnl ******************************
-mutex_has_default=no
case $have_threads in
posix)
glib_save_CPPFLAGS="$CPPFLAGS"
fi
done
LIBS="$glib_save_LIBS"
- mutex_has_default=yes
- mutex_default_type='pthread_mutex_t'
- mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
- mutex_header_file='pthread.h'
g_threads_impl="POSIX"
AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
CPPFLAGS="$glib_save_CPPFLAGS"
AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
AC_SUBST(G_THREAD_LIBS_EXTRA)
-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
-if test $mutex_has_default = yes ; then
- glib_save_CPPFLAGS="$CPPFLAGS"
- glib_save_LIBS="$LIBS"
- LIBS="$G_THREAD_LIBS $LIBS"
- CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
- GLIB_SIZEOF([#include <$mutex_header_file>],
- $mutex_default_type,
- gmutex)
- GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
- $mutex_default_type,
- gmutex,
- $glib_cv_sizeof_gmutex,
- $mutex_default_init)
- if test x"$glib_cv_byte_contents_gmutex" = xno; then
- mutex_has_default=no
- fi
- CPPFLAGS="$glib_save_CPPFLAGS"
- LIBS="$glib_save_LIBS"
-fi
-
AC_CHECK_FUNCS(clock_gettime, [], [
AC_CHECK_LIB(rt, clock_gettime, [
AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
#endif
_______EOF
-
echo >>$outfile
- if test x$g_mutex_has_default = xyes; then
- cat >>$outfile <<_______EOF
-#define G_THREADS_ENABLED
-#define G_THREADS_IMPL_$g_threads_impl_def
-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;
- } static_mutex;
-};
-#define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
-#define g_static_mutex_get_mutex(mutex) \\
- (g_thread_use_default_impl ? ((GMutex*)(gpointer) ((mutex)->static_mutex.pad)) : \\
- g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
-_______EOF
- else
- cat >>$outfile <<_______EOF
+ cat >>$outfile <<_______EOF
#define G_THREADS_ENABLED
#define G_THREADS_IMPL_$g_threads_impl_def
-typedef struct _GMutex* GStaticMutex;
-#define G_STATIC_MUTEX_INIT NULL
-#define g_static_mutex_get_mutex(mutex) \\
- (g_static_mutex_get_mutex_impl_shortcut (mutex))
_______EOF
- fi
cat >>$outfile <<_______EOF
/* This represents a system thread as used by the implementation. An
g_threads_impl_def=$g_threads_impl
-g_mutex_has_default="$mutex_has_default"
-g_mutex_sizeof="$glib_cv_sizeof_gmutex"
g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
-g_mutex_contents="$glib_cv_byte_contents_gmutex"
g_memory_barrier_needed="$glib_memory_barrier_needed"
g_gcc_atomic_ops="$glib_cv_gcc_has_builtin_atomic_operations"