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64d9d3121a70989b01cbb5a1324e131765d72a60
[musl]
/
src
/
thread
/
pthread_rwlock_trywrlock.c
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#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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}
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weak_alias(__pthread_rwlock_trywrlock, pthread_rwlock_trywrlock);