xref: /illumos-gate/usr/src/lib/libc/port/gen/tell.c (revision 03831d35)
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 /*
34  * return offset in file.
35  */
36 
37 #include <sys/feature_tests.h>
38 
39 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
40 #pragma weak tell64 = _tell64
41 #else
42 #pragma weak tell = _tell
43 #endif
44 
45 #include "synonyms.h"
46 #include <fcntl.h>
47 #include <stdio.h>
48 #include <unistd.h>
49 #include <sys/types.h>
50 
51 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
52 
53 off64_t
54 tell64(int f)
55 {
56 	return (lseek64(f, 0, SEEK_CUR));
57 }
58 
59 #else
60 
61 off_t
62 tell(int f)
63 {
64 	return (lseek(f, 0, SEEK_CUR));
65 }
66 
67 #endif  /* _FILE_OFFSET_BITS == 64 */
68