source: MondoRescue/branches/stable/mindi-busybox/libbb/ask_confirmation.c @ 821

Last change on this file since 821 was 821, checked in by Bruno Cornec, 14 years ago

Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)

File size: 1.4 KB
Line 
1/* vi: set sw=4 ts=4: */
2/*
3 * bb_ask_confirmation implementation for busybox
4 *
5 * Copyright (C) 2003  Manuel Novoa III  <mjn3@codepoet.org>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23/* Read a line from stdin.  If the first non-whitespace char is 'y' or 'Y',
24 * return 1.  Otherwise return 0.
25 */
26
27#include <stdio.h>
28#include <ctype.h>
29#include "libbb.h"
30
31int bb_ask_confirmation(void)
32{
33    int retval = 0;
34    int first = 1;
35    int c;
36
37    while (((c = getchar()) != EOF) && (c != '\n')) {
38        /* Make sure we get the actual function call for isspace,
39         * as speed is not critical here. */
40        if (first && !(isspace)(c)) {
41            --first;
42            if ((c == 'y') || (c == 'Y')) {
43                ++retval;
44            }
45        }
46    }
47
48    return retval;
49}
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