1 /* $NetBSD: compat_fsetpos.c,v 1.2 2012/10/17 16:09:03 drochner Exp $ */
2
3 /*-
4 * Copyright (c) 1990, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Chris Torek.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * Original version ID:
35 * NetBSD: fsetpos.c,v 1.10 2003/08/07 16:43:25 agc Exp
36 */
37
38 #include <sys/cdefs.h>
39 #if defined(LIBC_SCCS) && !defined(lint)
40 __RCSID("$NetBSD: compat_fsetpos.c,v 1.2 2012/10/17 16:09:03 drochner Exp $");
41 #endif /* LIBC_SCCS and not lint */
42
43 #define __LIBC12_SOURCE__
44
45 #include "namespace.h"
46 #include <sys/types.h>
47
48 #include <assert.h>
49 #include <stdio.h>
50 #include <compat/include/stdio.h>
51
52 #ifdef __warn_references
53 __warn_references(fsetpos,
54 "warning: reference to compatibility fsetpos(); include <stdio.h> for correct reference")
55 #endif
56
57
58 /*
59 * fsetpos: like fseek.
60 */
61 int
fsetpos(FILE * __restrict iop,const off_t * __restrict pos)62 fsetpos(FILE * __restrict iop, const off_t * __restrict pos)
63 {
64 _DIAGASSERT(iop != NULL);
65 _DIAGASSERT(pos != NULL);
66
67 return fseeko(iop, *pos, SEEK_SET) == (off_t)-1;
68 }
69