posix/bug-regex8.c

   1 /* Test for the STOP parameter of re_match_2 and re_search_2.
   2    Copyright (C) 2002 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Stepan Kasal <kasal@math.cas.cz>, 2002.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library 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 GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #include <locale.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #include <sys/types.h>
  26 #include <regex.h>
  27
  28
  29 int
  30 main (void)
  31 {
  32   struct re_pattern_buffer regex;
  33   const char *s;
  34   int match[4];
  35
  36   memset (&regex, '\0', sizeof (regex));
  37
  38   s = re_compile_pattern ("xy$", 3, &regex);
  39   if (s != NULL)
  40     {
  41       puts ("failed to compile pattern \"xy$\"");
  42       return 1;
  43     }
  44   else
  45     match[0] = re_match_2(&regex,"xyz",3,NULL,0,0,NULL,2);
  46
  47   free (regex.buffer);
  48   memset (&regex, '\0', sizeof (regex));
  49
  50   s = re_compile_pattern ("xy\\>", 4, &regex);
  51   if (s != NULL)
  52     {
  53       puts ("failed to compile pattern \"xy\\>\"");
  54       return 1;
  55     }
  56   else
  57     match[1] = re_search_2(&regex,"xyz",3,NULL,0,0,2,NULL,2);
  58
  59   free (regex.buffer);
  60   memset (&regex, '\0', sizeof (regex));
  61
  62   s = re_compile_pattern ("xy \\<", 5, &regex);
  63   if (s != NULL)
  64     {
  65       puts ("failed to compile pattern \"xy \\<\"");
  66       return 1;
  67     }
  68   else
  69     {
  70       match[2] = re_match_2(&regex,"xy  ",4,NULL,0,0,NULL,3);
  71       match[3] = re_match_2(&regex,"xy z",4,NULL,0,0,NULL,3);
  72     }
  73
  74   if (match[0] != -1 || match[1] != -1 || match[2] != -1 || match[3] != 3)
  75     {
  76       printf ("re_{match,search}_2 returned %d,%d,%d,%d, expected -1,-1,-1,3\n",
  77                 match[0], match[1], match[2], match[3]);
  78       return 1;
  79     }
  80
  81   puts (" -> OK");
  82
  83   return 0;
  84 }