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10 lines
183 B
C
10 lines
183 B
C
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#include "pthread_impl.h"
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int pthread_mutex_lock(pthread_mutex_t *m)
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{
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int r;
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while ((r=pthread_mutex_trylock(m)) == EBUSY)
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__wait(&m->__lock, &m->__waiters, 1, 0);
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return r;
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}
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