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add setdomainname syscall, fix getdomainname (previously a stub)
[oweals/musl.git]
/
src
/
thread
/
sem_getvalue.c
1
#include <semaphore.h>
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int sem_getvalue(sem_t *restrict sem, int *restrict valp)
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{
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int val = sem->__val[0];
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*valp = val < 0 ? 0 : val;
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return 0;
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}