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report that posix_spawn is supported in unistd.h and sysconf
[musl]
/
src
/
thread
/
pthread_mutex_lock.c
diff --git
a/src/thread/pthread_mutex_lock.c
b/src/thread/pthread_mutex_lock.c
index
6696f17
..
42b5af6
100644
(file)
--- a/
src/thread/pthread_mutex_lock.c
+++ b/
src/thread/pthread_mutex_lock.c
@@
-2,8
+2,8
@@
int pthread_mutex_lock(pthread_mutex_t *m)
{
int pthread_mutex_lock(pthread_mutex_t *m)
{
- i
nt r;
- while ((r=pthread_mutex_trylock(m)) == EBUSY)
- __wait(&m->__lock, &m->__waiters, 1, 0);
- return
r
;
+ i
f (m->_m_type == PTHREAD_MUTEX_NORMAL && !a_cas(&m->_m_lock, 0, EBUSY))
+ return 0;
+
+ return
pthread_mutex_timedlock(m, 0)
;
}
}