/* * busybox library eXtended function * * Copyright (C) 2001 Larry Doolittle, <ldoolitt@recycle.lbl.gov> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include <string.h> #include "libbb.h" /* Find out if the last character of a string matches the one given Don't * underrun the buffer if the string length is 0. Also avoids a possible * space-hogging inline of strlen() per usage. */ char * last_char_is(const char *s, int c) { char *sret = (char *)s; if (sret) { sret = strrchr(sret, c); if(sret != NULL && *(sret+1) != 0) sret = NULL; } return sret; }