source: MondoRescue/branches/stable/mindi-busybox/libbb/last_char_is.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: 1.2 KB
Line 
1/*
2 * busybox library eXtended function
3 *
4 * Copyright (C) 2001 Larry Doolittle, <ldoolitt@recycle.lbl.gov>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22#include <string.h>
23#include "libbb.h"
24
25/* Find out if the last character of a string matches the one given Don't
26 * underrun the buffer if the string length is 0.  Also avoids a possible
27 * space-hogging inline of strlen() per usage.
28 */
29char * last_char_is(const char *s, int c)
30{
31    char *sret = (char *)s;
32    if (sret) {
33        sret = strrchr(sret, c);
34        if(sret != NULL && *(sret+1) != 0)
35            sret = NULL;
36    }
37    return sret;
38}
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