xref: /openbsd-src/usr.sbin/config/misc.c (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /*	$OpenBSD: misc.c,v 1.1 1999/10/04 20:00:51 deraadt Exp $	*/
2 
3 /*
4  * Copyright (c) 1997 Tobias Weingartner
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *    This product includes software developed by Tobias Weingartner.
18  * 4. The name of the author may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef LINT
34 static char rcsid[] = "$OpenBSD: misc.c,v 1.1 1999/10/04 20:00:51 deraadt Exp $";
35 #endif
36 
37 #include <sys/types.h>
38 #include <err.h>
39 #include <stdio.h>
40 #include <ctype.h>
41 #include <stdlib.h>
42 #include <string.h>
43 
44 #include "misc.h"
45 
46 int
47 ask_cmd(cmd)
48 	cmd_t *cmd;
49 {
50 	char lbuf[100], *cp, *buf;
51 
52 	/* Get input */
53 	if (fgets(lbuf, sizeof lbuf, stdin) == NULL)
54 		errx(1, "eof");
55 	lbuf[strlen(lbuf)-1] = '\0';
56 
57 	/* Parse input */
58 	buf = lbuf;
59 	buf = &buf[strspn(buf, " \t")];
60 	cp = &buf[strcspn(buf, " \t")];
61 	*cp++ = '\0';
62 	strncpy(cmd->cmd, buf, 10);
63 	buf = &cp[strspn(cp, " \t")];
64 	strncpy(cmd->args, buf, 100);
65 
66 	return (0);
67 }
68 
69 int
70 ask_yn(str)
71 	const char *str;
72 {
73 	int ch, first;
74 
75 	printf("%s [n] ", str);
76 	fflush(stdout);
77 
78 	first = ch = getchar();
79 	while (ch != '\n' && ch != EOF)
80 		ch = getchar();
81 
82 	if (ch == EOF || first == EOF)
83 		errx(1, "eof");
84 
85 	return (first == 'y' || first == 'Y');
86 }
87