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mutex: handle gracefully if a PTHREAD_PRIO_INHERIT protocol cannot be set

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This adds an additional check for unavailable PTHREAD_PRIO_INHERIT to the
fallback work done in ca717643ee

See bug #42715
This commit is contained in:
Pino Toscano 2011-11-14 11:58:25 +01:00 • committed by Arun Raghavan
parent e2876aeb40
commit 9a92327c27
1 changed files with 4 additions and 2 deletions
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6
src/pulsecore/mutex-posix.c
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@ -50,8 +50,10 @@ pa_mutex* pa_mutex_new(pa_bool_t recursive, pa_bool_t inherit_priority) {
pa_assert_se(pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE) == 0);
#ifdef HAVE_PTHREAD_PRIO_INHERIT
if (inherit_priority)
pa_assert_se(pthread_mutexattr_setprotocol(&attr, PTHREAD_PRIO_INHERIT) == 0);
if (inherit_priority) {
r = pthread_mutexattr_setprotocol(&attr, PTHREAD_PRIO_INHERIT);
pa_assert(r == 0 || r == ENOTSUP);
}
#endif
m = pa_xnew(pa_mutex, 1);