diff options
Diffstat (limited to 'libc-top-half/musl/src/thread/sem_getvalue.c')
-rw-r--r-- | libc-top-half/musl/src/thread/sem_getvalue.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/thread/sem_getvalue.c b/libc-top-half/musl/src/thread/sem_getvalue.c new file mode 100644 index 0000000..d9d8307 --- /dev/null +++ b/libc-top-half/musl/src/thread/sem_getvalue.c @@ -0,0 +1,8 @@ +#include <semaphore.h> + +int sem_getvalue(sem_t *restrict sem, int *restrict valp) +{ + int val = sem->__val[0]; + *valp = val < 0 ? 0 : val; + return 0; +} |