diff options
Diffstat (limited to 'libc/misc/file/lockf.c')
| -rw-r--r-- | libc/misc/file/lockf.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/libc/misc/file/lockf.c b/libc/misc/file/lockf.c index 29c91482a..2ba81de9a 100644 --- a/libc/misc/file/lockf.c +++ b/libc/misc/file/lockf.c @@ -16,6 +16,9 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#include <features.h> +#undef __lockf + #include <sys/types.h> #include <unistd.h> #include <fcntl.h> @@ -24,7 +27,8 @@ /* lockf is a simplified interface to fcntl's locking facilities. */ -int lockf (int fd, int cmd, off_t len) +#undef lockf +int attribute_hidden __lockf (int fd, int cmd, off_t len) { struct flock fl; @@ -41,7 +45,7 @@ int lockf (int fd, int cmd, off_t len) /* Test the lock: return 0 if FD is unlocked or locked by this process; return -1, set errno to EACCES, if another process holds the lock. */ fl.l_type = F_RDLCK; - if (fcntl (fd, F_GETLK, &fl) < 0) + if (__fcntl (fd, F_GETLK, &fl) < 0) return -1; if (fl.l_type == F_UNLCK || fl.l_pid == __getpid ()) return 0; @@ -66,5 +70,6 @@ int lockf (int fd, int cmd, off_t len) return -1; } - return fcntl(fd, cmd, &fl); + return __fcntl(fd, cmd, &fl); } +strong_alias(__lockf,lockf) |