diff options
Diffstat (limited to 'lib/libc/sys/ftruncate.c')
| -rw-r--r-- | lib/libc/sys/ftruncate.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/lib/libc/sys/ftruncate.c b/lib/libc/sys/ftruncate.c index c1722580859..d0f5e9837c4 100644 --- a/lib/libc/sys/ftruncate.c +++ b/lib/libc/sys/ftruncate.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ftruncate.c,v 1.14 2005/08/08 08:05:37 espie Exp $ */ +/* $OpenBSD: ftruncate.c,v 1.15 2007/06/05 18:11:48 kurt Exp $ */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. @@ -28,27 +28,24 @@ * SUCH DAMAGE. */ -#include <sys/types.h> #include <sys/syscall.h> #include <unistd.h> #include "thread_private.h" register_t __syscall(quad_t, ...); +/* ftruncate is weak to support libpthread locking */ + +WEAK_PROTOTYPE(ftruncate); + +WEAK_ALIAS(ftruncate); + /* * This function provides 64-bit offset padding that * is not supplied by GCC 1.X but is supplied by GCC 2.X. */ int -ftruncate(int fd, off_t length) +WEAK_NAME(ftruncate)(int fd, off_t length) { - int retval; - - if (_FD_LOCK(fd, FD_RDWR, NULL) != 0) { - retval = -1; - } else { - retval = __syscall((quad_t)SYS_ftruncate, fd, 0, length); - _FD_UNLOCK(fd, FD_RDWR); - } - return retval; + return (__syscall((quad_t)SYS_ftruncate, fd, 0, length)); } |