/* string-util.c - Extra or enhanced routines for null terminated strings. * * Copyright (c) 2012 Jani Nikula * * 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 3 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, see http://www.gnu.org/licenses/ . * * Author: Jani Nikula */ #include "string-util.h" char * strtok_len (char *s, const char *delim, size_t *len) { /* skip initial delims */ s += strspn (s, delim); /* length of token */ *len = strcspn (s, delim); return *len ? s : NULL; }