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+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+#include "setup.h"
+
+#ifndef HAVE_STRTOK_R
+#include <stddef.h>
+
+#include "strtok.h"
+
+char *
+Curl_strtok_r(char *ptr, const char *sep, char **end)
+{
+ if(!ptr)
+ /* we got NULL input so then we get our last position instead */
+ ptr = *end;
+
+ /* pass all letters that are including in the separator string */
+ while(*ptr && strchr(sep, *ptr))
+ ++ptr;
+
+ if(*ptr) {
+ /* so this is where the next piece of string starts */
+ char *start = ptr;
+
+ /* set the end pointer to the first byte after the start */
+ *end = start + 1;
+
+ /* scan through the string to find where it ends, it ends on a
+ null byte or a character that exists in the separator string */
+ while(**end && !strchr(sep, **end))
+ ++*end;
+
+ if(**end) {
+ /* the end is not a null byte */
+ **end = '\0'; /* zero terminate it! */
+ ++*end; /* advance the last pointer to beyond the null byte */
+ }
+
+ return start; /* return the position where the string starts */
+ }
+
+ /* we ended up on a null byte, there are no more strings to find! */
+ return NULL;
+}
+
+#endif /* this was only compiled if strtok_r wasn't present */