fi
-echo "$as_me:$LINENO: checking for sched_yield" >&5
-echo $ECHO_N "checking for sched_yield... $ECHO_C" >&6
-if test "${ac_cv_func_sched_yield+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-/* Define sched_yield to an innocuous variant, in case <limits.h> declares sched_yield.
- For example, HP-UX 11i <limits.h> declares gettimeofday. */
-#define sched_yield innocuous_sched_yield
-
-/* System header to define __stub macros and hopefully few prototypes,
- which can conflict with char sched_yield (); below.
- Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
- <limits.h> exists even on freestanding compilers. */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef sched_yield
-
-/* Override any gcc2 internal prototype to avoid an error. */
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char sched_yield ();
-/* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
-#if defined (__stub_sched_yield) || defined (__stub___sched_yield)
-choke me
-#else
-char (*f) () = sched_yield;
-#endif
-#ifdef __cplusplus
-}
-#endif
-
-int
-main ()
-{
-return f != sched_yield;
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
- (eval $ac_link) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest$ac_exeext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_cv_func_sched_yield=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_func_sched_yield=no
-fi
-rm -f conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_func_sched_yield" >&5
-echo "${ECHO_T}$ac_cv_func_sched_yield" >&6
-if test $ac_cv_func_sched_yield = yes; then
- :
-else
- echo "$as_me:$LINENO: checking for sched_yield in -lrt" >&5
-echo $ECHO_N "checking for sched_yield in -lrt... $ECHO_C" >&6
-if test "${ac_cv_lib_rt_sched_yield+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- ac_check_lib_save_LIBS=$LIBS
-LIBS="-lrt $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-/* Override any gcc2 internal prototype to avoid an error. */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char sched_yield ();
-int
-main ()
-{
-sched_yield ();
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
- (eval $ac_link) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest$ac_exeext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_cv_lib_rt_sched_yield=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_rt_sched_yield=no
-fi
-rm -f conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_rt_sched_yield" >&5
-echo "${ECHO_T}$ac_cv_lib_rt_sched_yield" >&6
-if test $ac_cv_lib_rt_sched_yield = yes; then
- LIBS="$LIBS -lrt"
-fi
-
-fi
-
-
-echo "$as_me:$LINENO: checking for sched_yield support" >&5
-echo $ECHO_N "checking for sched_yield support... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-#include <sched.h>
-int
-main ()
-{
-sched_yield ()
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
- (eval $ac_link) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest$ac_exeext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_SCHED_YIELD 1
-_ACEOF
-
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-fi
-rm -f conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
-
support_frills=yes
support_inheritpixmap=yes
AC_CHECK_FUNC(gethostbyname, [], [AC_CHECK_LIB(nsl, gethostbyname, [LIBS="$LIBS -lnsl"])])
AC_CHECK_FUNC(socket, [], [AC_CHECK_LIB(socket, socket, [LIBS="$LIBS -lsocket"])])
-dnl# more solaris
-AC_CHECK_FUNC(sched_yield, [], [AC_CHECK_LIB(rt, sched_yield, [LIBS="$LIBS -lrt"])])
-
-dnl# sched_yield to improve terminal efficiency
-AC_MSG_CHECKING(for sched_yield support)
-AC_TRY_LINK([#include <sched.h>],[sched_yield ()],
- [AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_SCHED_YIELD, 1, Define if you have sched-h and sched_yield)],
- [AC_MSG_RESULT(no)])
-
dnl AC_ENABLE_SHARED(no)dnl# libtool
dnl AC_ENABLE_STATIC(yes)dnl# libtool
dnl AC_PROG_LIBTOOL()dnl# libtool
echo ".----------------------------------------------------------------."
fi
-echo " *** Optionally check src/feature.h for further options ***"
+echo "*** Optionally check src/feature.h for further, rarely used options ***"
echo
echo ".----------------------------------------------------------------."