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Try to find sched_yield in -lposix4 (Solaris) and -lrt (Digital Unix)

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Kurt Zeilenga 1998-11-02 05:16:07 +00:00
parent 1c0f451699
commit 72ecc42de1
2 changed files with 311 additions and 197 deletions
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489
configure vendored
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19
configure.in
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@ -360,7 +360,24 @@ if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
if test $ac_cv_func_sched_yield = no -a \ if test $ac_cv_func_sched_yield = no -a \
$ac_cv_func_pthread_yield = no ; then $ac_cv_func_pthread_yield = no ; then
dnl Digital UNIX has sched_yield() in -lrt
AC_CHECK_LIB(rt, sched_yield,
[LTHREAD_LIBS="$LTHREAD_LIBS -lrt"
AC_DEFINE(HAVE_SCHED_YIELD,1)
ac_cv_func_sched_yield=yes],
[ac_cv_func_sched_yield=no])
fi
if test $ac_cv_func_sched_yield = no -a \
$ac_cv_func_pthread_yield = no ; then
dnl Solaris has sched_yield() in -lposix4
AC_CHECK_LIB(posix4, sched_yield,
[LTHREAD_LIBS="$LTHREAD_LIBS -lposix4"
AC_DEFINE(HAVE_SCHED_YIELD,1)
ac_cv_func_sched_yield=yes],
[ac_cv_func_sched_yield=no])
fi
if test $ac_cv_func_sched_yield = no -a \
$ac_cv_func_pthread_yield = no ; then
AC_MSG_WARN([could not locate sched_yield() or pthread_yield()]) AC_MSG_WARN([could not locate sched_yield() or pthread_yield()])
AC_MSG_ERROR([POSIX Threads are not usable]) AC_MSG_ERROR([POSIX Threads are not usable])
fi fi