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initial check-in, version 0.5.0

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This commit is contained in:
Rich Felker
2011-02-12 00:22:29 -05:00
commit 0b44a0315b
1021 changed files with 45711 additions and 0 deletions
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15
src/thread/pthread_rwlock_timedrdlock.c Normal file
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#include "pthread_impl.h"
int pthread_rwlock_timedrdlock(pthread_rwlock_t *rw, const struct timespec *at)
{
int w=0;
while (pthread_rwlock_tryrdlock(rw)) {
if (!w) a_inc(&rw->__waiters), w++;
if (__timedwait(&rw->__wrlock, 1, CLOCK_REALTIME, at, 0)==ETIMEDOUT) {
if (w) a_dec(&rw->__waiters);
return ETIMEDOUT;
}
}
if (w) a_dec(&rw->__waiters);
return 0;
}