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attempt to properly check if we can use CPU_SET with sched_setaffinity because some older libc had gnu extensions in the definitions of CPU_SET which we do not allow (FSBUILD-226) 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16264 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris 2010-01-12 18:50:02 +00:00
parent ea5c0c2111
commit bd422c31af
1 changed files with 4 additions and 1 deletions
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5
build/config/sched_setaffinity.m4
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@ -7,10 +7,13 @@ AC_CHECK_FUNCS(sched_setaffinity sched_getaffinity)
if test "$ac_cv_func_sched_setaffinity" = "yes" ; then
AC_CACHE_CHECK([whether the CPU_SET and CPU_ZERO macros are defined],
ac_cv_cpu_set_defined,[
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $SWITCH_AM_CFLAGS"
AC_TRY_COMPILE( [#include <sched.h>],[ cpu_set_t t; CPU_ZERO(&t); CPU_SET(1,&t); ],
ac_cv_cpu_set_defined=yes,ac_cv_cpu_set_defined=no)])
if test "$ac_cv_cpu_set_defined" = "yes" ; then
AC_DEFINE(HAVE_CPU_SET_MACROS,1,[Define if CPU_SET and CPU_ZERO defined])
fi
CFLAGS="$saved_CFLAGS"
fi
])
])