Add strtok_r() replacement

[vlc] / compat / strtok_r.c

diff --git a/compat/strtok_r.c b/compat/strtok_r.c
new file mode 100755 (executable)
index 0000000..b1968c7
--- /dev/null
+++ b/compat/strtok_r.c
@@ -0,0 +1,52 @@
+/*****************************************************************************
+ * strtok_r.c: POSIX strtok_r() replacement
+ *****************************************************************************
+ * Copyright © 1998-2009 the VideoLAN project
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <string.h>
+
+char *strtok_r(char *s, const char *delim, char **save_ptr)
+{
+       char *token;
+
+       if (s == NULL)
+               s = *save_ptr;
+
+       /* Scan leading delimiters. */
+       s += strspn (s, delim);
+       if (*s == '\0')
+               return NULL;
+
+       /* Find the end of the token. */
+       token = s;
+       s = strpbrk (token, delim);
+       if (s == NULL)
+               /* This token finishes the string. */
+               *save_ptr = strchr (token, '\0');
+       else
+       {
+               /* Terminate the token and make *SAVE_PTR point past it. */
+               *s = '\0';
+               *save_ptr = s + 1;
+       }
+       return token;
+}