summary refs log tree commit diff
path: root/ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c
diff options
context:
space:
mode:
authorJoseph Myers <joseph@codesourcery.com>2012-07-01 13:08:59 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-07-01 13:08:59 +0000
commite84eabb3871c9b39e59323bf3f6b98c2ca9d1cd0 (patch)
treedff3f1b79454b518d15a7b9bbedeb57ff156bbe8 /ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c
parent75f0d3040a2c2de8842bfa7a09e11da1a73e17d0 (diff)
parente64ac02c24b43659048622714afdc92fedf561fa (diff)
downloadglibc-2.16.90.tar.gz
glibc-2.16.90.tar.xz
glibc-2.16.90.zip
Merge glibc-ports into ports/ directory. glibc-2.16.90 glibc-2.16-ports-merge
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c')
-rw-r--r--ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c b/ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c
new file mode 100644
index 0000000000..a9a75e88a0
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/generic/wordsize-32/lseek.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 2011 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+
+#include "overflow.h"
+
+off_t
+__lseek (int fd, off_t offset, int whence)
+{
+  loff_t res;
+  int rc = INLINE_SYSCALL (_llseek, 5, fd, (off_t) (offset >> 31),
+                           (off_t) offset, &res, whence);
+  return rc ?: lseek_overflow (res);
+}
+libc_hidden_def (__lseek)
+weak_alias (__lseek, lseek)
+strong_alias (__lseek, __libc_lseek)