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cobalt
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286dd7840608e9cf78bc4a603ff2ec2ee39750c5
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src
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third_party
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musl
/
src
/
thread
/
pthread_rwlock_trywrlock.c
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#include
"pthread_impl.h"
int
pthread_rwlock_trywrlock
(
pthread_rwlock_t
*
rw
)
{
if
(
a_cas
(&
rw
->
_rw_lock
,
0
,
0x7fffffff
))
return
EBUSY
;
return
0
;
}