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implement hcreate_r, hdestroy_r and hsearch_r
[oweals/musl.git]
/
src
/
thread
/
pthread_rwlock_trywrlock.c
1
#include "pthread_impl.h"
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int pthread_rwlock_trywrlock(pthread_rwlock_t *rw)
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{
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if (a_cas(&rw->_rw_lock, 0, 0x7fffffff)) return EBUSY;
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return 0;
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}