about summary refs log tree commit diff
path: root/libio/fseeko.c
diff options
context:
space:
mode:
Diffstat (limited to 'libio/fseeko.c')
-rw-r--r--libio/fseeko.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/libio/fseeko.c b/libio/fseeko.c
new file mode 100644
index 0000000000..0ebdfa937e
--- /dev/null
+++ b/libio/fseeko.c
@@ -0,0 +1,42 @@
+/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU IO Library.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This 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
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this library; see the file COPYING.  If not, write to
+   the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
+   MA 02111-1307, USA.
+
+   As a special exception, if you link this library with files
+   compiled with a GNU compiler to produce an executable, this does
+   not cause the resulting executable to be covered by the GNU General
+   Public License.  This exception does not however invalidate any
+   other reasons why the executable file might be covered by the GNU
+   General Public License.  */
+
+#include "libioP.h"
+#include "stdio.h"
+
+int
+fseeko (fp, offset, whence)
+     _IO_FILE* fp;
+     off_t offset;
+     int whence;
+{
+  int result;
+  CHECK_FILE (fp, -1);
+  _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
+  _IO_flockfile (fp);
+  result = _IO_fseek (fp, offset, whence);
+  _IO_cleanup_region_end (1);
+  return result;
+}