floating point environment, untested

[oweals/musl.git] / src / thread / sem_post.c

diff --git a/src/thread/sem_post.c b/src/thread/sem_post.c
index 0bd8a4621116bba5f49c9e70478ce856adb88239..8f4700c3058a4735516a5ae94330fb59df004234 100644 (file)
--- a/src/thread/sem_post.c
+++ b/src/thread/sem_post.c
@@ -3,7 +3,8 @@
 
 int sem_post(sem_t *sem)
 {
-       if (!a_fetch_add(sem->__val, 1))
+       a_inc(sem->__val);
+       if (sem->__val[1])
                __wake(sem->__val, 1, 0);
        return 0;
 }