Line data    Source code

       1             : /* Copyright (C) 1992, 93, 96, 97, 98, 99, 2004 Free Software Foundation, Inc.
       2             :  * This file is part of the GNU C Library.
       3             :  *
       4             :  * The GNU C Library is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Lesser General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2.1 of the License, or (at your option) any later version.
       8             :  *
       9             :  * The GNU C Library is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             :  * Lesser General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public
      15             :  * License along with the GNU C Library; if not, write to the Free
      16             :  * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
      17             :  * 02111-1307 USA.
      18             :  */
      19             : 
      20             : #include <config.h>
      21             : 
      22             : #include <stdarg.h>
      23             : #include <stdio.h>
      24             : 
      25             : #if HAVE_STRING_H
      26             : #include <string.h>
      27             : #endif /* HAVE_STRING_H */
      28             : 
      29             : #include <freetds/replacements.h>
      30             : 
      31             : /* Taken from glibc 2.6.1 */
      32             : 
      33             : char *
      34         416 : tds_strsep(char **stringp, const char *delim)
      35             : {
      36             :         char *begin, *end;
      37             : 
      38         416 :         begin = *stringp;
      39         416 :         if (begin == NULL)
      40             :                 return NULL;
      41             : 
      42             :         /* A frequent case is when the delimiter string contains only one
      43             :          * character.  Here we don't need to call the expensive `strpbrk'
      44             :          * function and instead work using `strchr'.  */
      45         216 :         if (delim[0] == '\0') {
      46             :                 end = NULL;
      47         200 :         } else if (delim[1] == '\0') {
      48         104 :                 char ch = delim[0];
      49             : 
      50         104 :                 if (*begin == ch)
      51             :                         end = begin;
      52          72 :                 else if (*begin == '\0')
      53             :                         end = NULL;
      54             :                 else
      55          56 :                         end = strchr(begin + 1, ch);
      56             :         } else {
      57             :                 /* Find the end of the token.  */
      58          96 :                 end = strpbrk(begin, delim);
      59             :         }
      60             : 
      61         184 :         if (end) {
      62             :                 /* Terminate the token and set *STRINGP past NUL character.  */
      63         144 :                 *end++ = '\0';
      64             :         } else {
      65             :                 /* No more delimiters; this is the last token.  */
      66             :         }
      67         216 :         *stringp = end;
      68             : 
      69         216 :         return begin;
      70             : }