xref: /illumos-gate/usr/src/lib/libc/port/stdio/ctermid_r.c (revision 948f2876ce2a3010558f4f6937e16086ebcd36f2)
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 #pragma weak ctermid_r = _ctermid_r
34 
35 #include "synonyms.h"
36 #include "mtlib.h"
37 #include <stdio.h>
38 #include <string.h>
39 #include <thread.h>
40 #include <synch.h>
41 
42 /*
43  * re-entrant version of ctermid()
44  */
45 
46 char *
47 _ctermid_r(char *s)
48 {
49 	return (s ? strcpy(s, "/dev/tty") : NULL);
50 }
51