GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libc/gen/ttyslot.c Lines: 0 11 0.0 %
Date: 2017-11-13 Branches: 0 10 0.0 %

Line Branch Exec Source
1
/*	$OpenBSD: ttyslot.c,v 1.8 2013/11/12 06:07:12 deraadt Exp $ */
2
/*
3
 * Copyright (c) 1988, 1993
4
 *	The Regents of the University of California.  All rights reserved.
5
 *
6
 * Redistribution and use in source and binary forms, with or without
7
 * modification, are permitted provided that the following conditions
8
 * are met:
9
 * 1. Redistributions of source code must retain the above copyright
10
 *    notice, this list of conditions and the following disclaimer.
11
 * 2. Redistributions in binary form must reproduce the above copyright
12
 *    notice, this list of conditions and the following disclaimer in the
13
 *    documentation and/or other materials provided with the distribution.
14
 * 3. Neither the name of the University nor the names of its contributors
15
 *    may be used to endorse or promote products derived from this software
16
 *    without specific prior written permission.
17
 *
18
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28
 * SUCH DAMAGE.
29
 */
30
31
#include <ttyent.h>
32
#include <stdio.h>
33
#include <string.h>
34
#include <unistd.h>
35
#include <stdlib.h>
36
37
int
38
ttyslot(void)
39
{
40
	struct ttyent *ttyp;
41
	int slot;
42
	char *p;
43
	int cnt;
44
	char *name;
45
46
	setttyent();
47
	for (cnt = 0; cnt < 3; ++cnt)
48
		if ((name = ttyname(cnt))) {
49
			if ((p = strrchr(name, '/')))
50
				++p;
51
			else
52
				p = name;
53
			for (slot = 1; (ttyp = getttyent()); ++slot)
54
				if (!strcmp(ttyp->ty_name, p)) {
55
					endttyent();
56
					return(slot);
57
				}
58
			break;
59
		}
60
	endttyent();
61
	return(0);
62
}