Line data    Source code

       1             : /*
       2             :  * strv-based utilities
       3             :  *
       4             :  * Copyright Martin Schwenke <martin@meltin.net> 2016
       5             :  *
       6             :  * This program is free software; you can redistribute it and/or modify
       7             :  * it under the terms of the GNU General Public License as published by
       8             :  * the Free Software Foundation; either version 3 of the License, or
       9             :  * (at your option) any later version.
      10             :  *
      11             :  * This program is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :  * GNU General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU General Public License
      17             :  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
      18             :  */
      19             : 
      20             : #include "replace.h"
      21             : 
      22             : #include <string.h>
      23             : #include <talloc.h>
      24             : 
      25             : #include "strv.h"
      26             : 
      27             : #include "strv_util.h"
      28             : 
      29           8 : int strv_split(TALLOC_CTX *mem_ctx, char **strv,
      30             :                const char *src, const char *sep)
      31             : {
      32           8 :         const char *s;
      33             : 
      34           8 :         if (src == NULL) {
      35           0 :                 return 0;
      36             :         }
      37             : 
      38           0 :         s = src;
      39          18 :         while (*s != '\0') {
      40          11 :                 size_t len;
      41             : 
      42             :                 /* Skip separators */
      43          11 :                 len = strspn(s, sep);
      44          11 :                 if (len != 0) {
      45          10 :                         s += len;
      46             :                 }
      47             : 
      48             :                 /* Find non-separator substring */
      49          11 :                 len = strcspn(s, sep);
      50          11 :                 if (len != 0) {
      51           8 :                         int ret = strv_addn(mem_ctx, strv, s, len);
      52           8 :                         if (ret != 0) {
      53           0 :                                 TALLOC_FREE(*strv);
      54           0 :                                 return ret;
      55             :                         }
      56           8 :                         s += len;
      57             :                 }
      58             :         }
      59             : 
      60           0 :         return 0;
      61             : }