diff options
Diffstat (limited to 'sysdeps/pthread/sem_open.c')
| -rw-r--r-- | sysdeps/pthread/sem_open.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sysdeps/pthread/sem_open.c b/sysdeps/pthread/sem_open.c index 2d32a13..e5db929 100644 --- a/sysdeps/pthread/sem_open.c +++ b/sysdeps/pthread/sem_open.c @@ -36,6 +36,7 @@ sem_t * __sem_open (const char *name, int oflag, ...) { int fd; + int open_flags; sem_t *result; /* Check that shared futexes are supported. */ @@ -64,9 +65,10 @@ __sem_open (const char *name, int oflag, ...) /* If the semaphore object has to exist simply open it. */ if ((oflag & O_CREAT) == 0 || (oflag & O_EXCL) == 0) { + open_flags = O_RDWR | O_NOFOLLOW | O_CLOEXEC; + open_flags |= (oflag & ~(O_CREAT|O_ACCMODE)); try_again: - fd = __open (dirname.name, - (oflag & ~(O_CREAT|O_ACCMODE)) | O_NOFOLLOW | O_RDWR); + fd = __open (dirname.name, open_flags); if (fd == -1) { @@ -133,7 +135,8 @@ __sem_open (const char *name, int oflag, ...) } /* Open the file. Make sure we do not overwrite anything. */ - fd = __open (tmpfname, O_RDWR | O_CREAT | O_EXCL, mode); + open_flags = O_RDWR | O_CREAT | O_EXCL | O_CLOEXEC; + fd = __open (tmpfname, open_flags, mode); if (fd == -1) { if (errno == EEXIST) |