diff options
Diffstat (limited to 'src/thread/pthread_spin_trylock.c')
| -rw-r--r-- | src/thread/pthread_spin_trylock.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/thread/pthread_spin_trylock.c b/src/thread/pthread_spin_trylock.c new file mode 100644 index 00000000..c12696b3 --- /dev/null +++ b/src/thread/pthread_spin_trylock.c @@ -0,0 +1,6 @@ +#include "pthread_impl.h" + +int pthread_spin_trylock(pthread_spinlock_t *s) +{ + return -a_xchg(s, 1) & EBUSY; +} |