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implement non-stub strverscmp
[musl]
/
src
/
thread
/
sem_trywait.c
diff --git
a/src/thread/sem_trywait.c
b/src/thread/sem_trywait.c
index
55d9007
..
04edf46
100644
(file)
--- a/
src/thread/sem_trywait.c
+++ b/
src/thread/sem_trywait.c
@@
-3,8
+3,8
@@
int sem_trywait(sem_t *sem)
{
- int val
= sem->__val[0]
;
-
if (val>
0) {
+ int val;
+
while ((val=sem->__val[0]) >
0) {
int new = val-1-(val==1 && sem->__val[1]);
if (a_cas(sem->__val, val, new)==val) return 0;
}