+dnl do other tests only if we are using threads
+if test "$wxUSE_THREADS" = "1"; then
+
+ dnl define autoconf macro to check for given function in both pthread and
+ dnl posix4 libraries
+ dnl usage: AC_FUNC_THREAD(FUNCTION_NAME)
+ dnl VZ: TODO
+ dnl AC_DEFUN(AC_FUNC_THREAD,
+ dnl [
+ dnl AC_CHECK_LIB($THREADS_LINK, $1,
+ dnl AC_DEFINE(HAVE_`'translit($1, `A-Z', 'a-z'),
+ dnl [AC_CHECK_LIB("posix4", $1,
+ dnl [AC_DEFINE(HAVE_`'translit($1, `A-Z', 'a-z'))
+ dnl POSIX4_LINK="-lposix4"
+ dnl ])
+ dnl ])
+ dnl ])
+
+ AC_CHECK_HEADERS(sched.h)
+
+ AC_CHECK_LIB($THREADS_LINK, sched_yield,
+ AC_DEFINE(HAVE_SCHED_YIELD),
+ [AC_CHECK_LIB("posix4", sched_yield,
+ [AC_DEFINE(HAVE_SCHED_YIELD) POSIX4_LINK="-lposix4"],
+ AC_MSG_WARN(wxThread::Yield() will not work properly)
+ )]
+ )
+
+ dnl VZ: we should be checking for all of the following functions instead:
+ dnl 1. pthread_attr_getschedpolicy
+ dnl 2. sched_get_priority_min and sched_get_priority_max
+ dnl 3. pthread_attr_getschedparam and pthread_attr_setschedparam
+ dnl but it seems that if the first one is there, the other ones are too (of
+ dnl course the proper solution would be to implement AC_FUNC_THREAD above
+ dnl and do test for them all - anyone?)
+ AC_CHECK_LIB($THREADS_LINK, pthread_attr_getschedpolicy,
+ AC_DEFINE(HAVE_THREAD_PRIORITY_FUNCTIONS),
+ [AC_CHECK_LIB("posix4", pthread_attr_getschedpolicy,
+ [AC_DEFINE(HAVE_THREAD_PRIORITY_FUNCTIONS) POSIX4_LINK="-lposix4"],
+ AC_MSG_WARN(Setting thread priority will not work)
+ )]
+ )
+
+ AC_CHECK_LIB($THREADS_LINK, pthread_cancel,
+ AC_DEFINE(HAVE_PTHREAD_CANCEL),
+ AC_MSG_WARN(wxThread::Kill() will not work properly))
+
+ THREADS_LINK="-l$THREADS_LINK"