diff options
Diffstat (limited to '05/musl-0.6.0/src/thread/pthread_mutex_lock.c')
| -rw-r--r-- | 05/musl-0.6.0/src/thread/pthread_mutex_lock.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/05/musl-0.6.0/src/thread/pthread_mutex_lock.c b/05/musl-0.6.0/src/thread/pthread_mutex_lock.c new file mode 100644 index 0000000..15ede3f --- /dev/null +++ b/05/musl-0.6.0/src/thread/pthread_mutex_lock.c @@ -0,0 +1,9 @@ +#include "pthread_impl.h" + +int pthread_mutex_lock(pthread_mutex_t *m) +{ + int r; + while ((r=pthread_mutex_trylock(m)) == EBUSY) + __wait(&m->_m_lock, &m->_m_waiters, 1, 0); + return r; +} |