xref: /titanic_50/usr/src/lib/libc/port/stdio/fpos.c (revision fa9e4066f08beec538e775443c5be79dd423fcab)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*	Copyright (c) 1988 AT&T	*/
30 /*	  All Rights Reserved  	*/
31 
32 
33 #include "lint.h"
34 #include <sys/types.h>
35 #include <unistd.h>
36 #include <stdio.h>
37 
38 int
39 fgetpos(FILE *stream, fpos_t *pos)
40 {
41 	if ((*pos = (fpos_t)ftello(stream)) == (fpos_t)-1)
42 		return (-1);
43 	return (0);
44 }
45 
46 int
47 fsetpos(FILE *stream, const fpos_t *pos)
48 {
49 	if (fseeko(stream, (off_t)*pos, SEEK_SET) != 0)
50 		return (-1);
51 	return (0);
52 }
53