about summary refs log tree commit diff
path: root/sysdeps/generic/lseek.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/generic/lseek.c')
-rw-r--r--sysdeps/generic/lseek.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/sysdeps/generic/lseek.c b/sysdeps/generic/lseek.c
new file mode 100644
index 0000000000..6daf6ef154
--- /dev/null
+++ b/sysdeps/generic/lseek.c
@@ -0,0 +1,53 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+/* Seek to OFFSET on FD, starting from WHENCE.  */
+off_t
+__lseek (fd, offset, whence)
+     int fd;
+     off_t offset;
+     int whence;
+{
+  if (fd < 0)
+    {
+      __set_errno (EBADF);
+      return -1;
+    }
+  switch (whence)
+    {
+    case SEEK_SET:
+    case SEEK_CUR:
+    case SEEK_END:
+      break;
+    default:
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+stub_warning (lseek)
+libc_hidden_def (__lseek)
+
+weak_alias (__lseek, lseek)
+#include <stub-tag.h>