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correctly detect adaptive mutexes in pthreads

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PTHREAD_MUTEX_ADAPTIVE_NP is an enum on glibc and not a macro,
we must test for their existence by attempting compilation.
This commit is contained in:
Eric Wong 2014-08-31 03:57:06 +00:00 • committed by Jason Evans
parent bbc5481cf9
commit 4dcf04bfc0
3 changed files with 16 additions and 1 deletions
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12
configure.ac
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@ -1399,6 +1399,18 @@ if test "x${je_cv_glibc_memalign_hook}" = "xyes" ; then
AC_DEFINE([JEMALLOC_GLIBC_MEMALIGN_HOOK], [ ])
fi
JE_COMPILABLE([pthreads adaptive mutexes], [
#include <pthread.h>
], [
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ADAPTIVE_NP);
pthread_mutexattr_destroy(&attr);
], [je_cv_pthread_mutex_adaptive_np])
if test "x${je_cv_pthread_mutex_adaptive_np}" = "xyes" ; then
AC_DEFINE([JEMALLOC_HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], [ ])
fi
dnl ============================================================================
dnl Check for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL