xref: /titanic_51/usr/src/lib/libast/common/stdio/fseek.c (revision 853389e344087efe23a5cc688693e5301a1cb90d)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
5 *                      and is licensed under the                       *
6 *                  Common Public License, Version 1.0                  *
7 *                      by AT&T Knowledge Ventures                      *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                  David Korn <dgk@research.att.com>                   *
19 *                   Phong Vo <kpv@research.att.com>                    *
20 *                                                                      *
21 ***********************************************************************/
22 #pragma prototyped
23 
24 #ifndef _NO_LARGEFILE64_SOURCE
25 #define _NO_LARGEFILE64_SOURCE	1
26 #endif
27 
28 #include "stdhdr.h"
29 
30 int
31 fseek(Sfio_t* f, long off, int op)
32 {
33 	STDIO_INT(f, "fseek", int, (Sfio_t*, long, int), (f, off, op))
34 
35 	return sfseek(f, (Sfoff_t)off, op|SF_SHARE) >= 0 ? 0 : -1;
36 }
37 
38 #ifdef _typ_int64_t
39 
40 int
41 fseek64(Sfio_t* f, int64_t off, int op)
42 {
43 	STDIO_INT(f, "fseek64", int, (Sfio_t*, int64_t, int), (f, off, op))
44 
45 	return sfseek(f, (Sfoff_t)off, op|SF_SHARE) >= 0 ? 0 : -1;
46 }
47 
48 #endif
49