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| author | Rich Felker <dalias@aerifal.cx> | 2012-09-29 16:48:52 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-09-29 16:48:52 -0400 |
| commit | 39f296a95b02925b8c3439e140a5668e36055d9b (patch) | |
| tree | 23254ce5fd78cdb58176bdcac3ef4543f398bc7f /src/thread/sem_open.c | |
| parent | c983e6415abdc30893b2fe359a334033c59ec621 (diff) | |
| download | musl-39f296a95b02925b8c3439e140a5668e36055d9b.tar.gz | |
use O_CLOEXEC to open semaphore files in sem_open
Diffstat (limited to 'src/thread/sem_open.c')
| -rw-r--r-- | src/thread/sem_open.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/thread/sem_open.c b/src/thread/sem_open.c index d8d68392..0361a769 100644 --- a/src/thread/sem_open.c +++ b/src/thread/sem_open.c @@ -75,9 +75,9 @@ sem_t *sem_open(const char *name, int flags, ...) clock_gettime(CLOCK_REALTIME, &ts); snprintf(tmp, sizeof(tmp), "/dev/shm/%p-%p-%d-%d", &name, name, (int)getpid(), (int)ts.tv_nsec); - tfd = open(tmp, O_CREAT|O_EXCL|O_RDWR, mode); + tfd = open(tmp, O_CREAT|O_EXCL|O_RDWR|O_CLOEXEC, mode); if (tfd<0) return SEM_FAILED; - dir = open("/dev/shm", O_DIRECTORY|O_RDONLY); + dir = open("/dev/shm", O_DIRECTORY|O_RDONLY|O_CLOEXEC); if (dir<0 || write(tfd,&newsem,sizeof newsem)!=sizeof newsem) { if (dir >= 0) close(dir); close(tfd); |