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1/*-
2 * Copyright (c) 1990, 1993
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3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
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13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
5b2abdfb 30#if defined(LIBC_SCCS) && !defined(lint)
9385eb3d 31static char sccsid[] = "@(#)ctermid.c 8.1 (Berkeley) 6/4/93";
5b2abdfb 32#endif /* LIBC_SCCS and not lint */
9385eb3d 33#include <sys/cdefs.h>
1f2f436a 34__FBSDID("$FreeBSD: src/lib/libc/gen/ctermid.c,v 1.4 2007/01/09 00:27:53 imp Exp $");
e9ce8d39 35
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36#include <stdio.h>
37#include <paths.h>
38#include <string.h>
e9ce8d39 39
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40char *
41ctermid(char *s)
e9ce8d39 42{
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43 static char def[] = _PATH_TTY;
44
45 if (s) {
46 bcopy(def, s, sizeof(_PATH_TTY));
47 return(s);
48 }
49 return(def);
50}
e9ce8d39 51
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52
53char *
54ctermid_r(char *s)
55{
56 return (s) ? ctermid(s) : NULL;
e9ce8d39 57}