src/libs/bsd/string.cpp

   1 /*
   2  * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #include <string.h>
   7
   8
   9 char*
  10 strsep(char** string, const char* delimiters)
  11 {
  12         if (*string == NULL)
  13                 return NULL;
  14
  15         // find the end of the token
  16         char* token = *string;
  17         char* end = token;
  18         while (*end != '\0' && strchr(delimiters, *end) == NULL)
  19                 end++;
  20
  21         // terminate the token and update the string pointer
  22         if (*end != '\0') {
  23                 *end = '\0';
  24                 *string = end + 1;
  25         } else
  26                 *string = NULL;
  27
  28         return token;
  29 }