1251875Speter/* Licensed to the Apache Software Foundation (ASF) under one or more 2251875Speter * contributor license agreements. See the NOTICE file distributed with 3251875Speter * this work for additional information regarding copyright ownership. 4251875Speter * The ASF licenses this file to You under the Apache License, Version 2.0 5251875Speter * (the "License"); you may not use this file except in compliance with 6251875Speter * the License. You may obtain a copy of the License at 7251875Speter * 8251875Speter * http://www.apache.org/licenses/LICENSE-2.0 9251875Speter * 10251875Speter * Unless required by applicable law or agreed to in writing, software 11251875Speter * distributed under the License is distributed on an "AS IS" BASIS, 12251875Speter * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13251875Speter * See the License for the specific language governing permissions and 14251875Speter * limitations under the License. 15251875Speter */ 16251875Speter 17251875Speter#ifdef HAVE_STDDEF_H 18251875Speter#include <stddef.h> /* for NULL */ 19251875Speter#endif 20251875Speter 21251875Speter#include "apr.h" 22251875Speter#include "apr_strings.h" 23251875Speter 24251875Speter#define APR_WANT_STRFUNC /* for strchr() */ 25251875Speter#include "apr_want.h" 26251875Speter 27251875SpeterAPR_DECLARE(char *) apr_strtok(char *str, const char *sep, char **last) 28251875Speter{ 29251875Speter char *token; 30251875Speter 31251875Speter if (!str) /* subsequent call */ 32251875Speter str = *last; /* start where we left off */ 33251875Speter 34251875Speter /* skip characters in sep (will terminate at '\0') */ 35251875Speter while (*str && strchr(sep, *str)) 36251875Speter ++str; 37251875Speter 38251875Speter if (!*str) /* no more tokens */ 39251875Speter return NULL; 40251875Speter 41251875Speter token = str; 42251875Speter 43251875Speter /* skip valid token characters to terminate token and 44251875Speter * prepare for the next call (will terminate at '\0) 45251875Speter */ 46251875Speter *last = token + 1; 47251875Speter while (**last && !strchr(sep, **last)) 48251875Speter ++*last; 49251875Speter 50251875Speter if (**last) { 51251875Speter **last = '\0'; 52251875Speter ++*last; 53251875Speter } 54251875Speter 55251875Speter return token; 56251875Speter} 57