posix/bug-regex22.c

   1 /* Test re.translate != NULL.
   2    Copyright (C) 2004, 2005 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
   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 <ctype.h>
  22 #include <locale.h>
  23 #include <regex.h>
  24 #include <stdio.h>
  25 #include <string.h>
  26
  27 int
  28 main (void)
  29 {
  30   struct re_pattern_buffer re;
  31   char trans[256];
  32   int i, result = 0;
  33   const char *s;
  34
  35   setlocale (LC_ALL, "de_DE.ISO-8859-1");
  36
  37   for (i = 0; i < 256; ++i)
  38     trans[i] = tolower (i);
  39
  40   re_set_syntax (RE_SYNTAX_POSIX_EGREP);
  41
  42   memset (&re, 0, sizeof (re));
  43   re.translate = (unsigned char *) trans;
  44   s = re_compile_pattern ("\\W", 2, &re);
  45
  46   if (s != NULL)
  47     {
  48       printf ("failed to compile pattern \"\\W\": %s\n", s);
  49       result = 1;
  50     }
  51   else
  52     {
  53       int ret = re_search (&re, "abc.de", 6, 0, 6, NULL);
  54       if (ret != 3)
  55         {
  56           printf ("1st re_search returned %d\n", ret);
  57           result = 1;
  58         }
  59
  60       ret = re_search (&re, "\xc4\xd6\xae\xf7", 4, 0, 4, NULL);
  61       if (ret != 2)
  62         {
  63           printf ("2nd re_search returned %d\n", ret);
  64           result = 1;
  65         }
  66       re.translate = NULL;
  67       regfree (&re);
  68     }
  69
  70   memset (&re, 0, sizeof (re));
  71   re.translate = (unsigned char *) trans;
  72   s = re_compile_pattern ("\\w", 2, &re);
  73
  74   if (s != NULL)
  75     {
  76       printf ("failed to compile pattern \"\\w\": %s\n", s);
  77       result = 1;
  78     }
  79   else
  80     {
  81       int ret = re_search (&re, ".,!abc", 6, 0, 6, NULL);
  82       if (ret != 3)
  83         {
  84           printf ("3rd re_search returned %d\n", ret);
  85           result = 1;
  86         }
  87
  88       ret = re_search (&re, "\xae\xf7\xc4\xd6", 4, 0, 4, NULL);
  89       if (ret != 2)
  90         {
  91           printf ("4th re_search returned %d\n", ret);
  92           result = 1;
  93         }
  94       re.translate = NULL;
  95       regfree (&re);
  96     }
  97
  98   memset (&re, 0, sizeof (re));
  99   re.translate = (unsigned char *) trans;
 100   s = re_compile_pattern ("[[:DIGIT:]]", 11, &re);
 101   if (s == NULL)
 102     {
 103       printf ("compilation of \"[[:DIGIT:]]\" pattern unexpectedly succeeded: %s\n",
 104               s);
 105       result = 1;
 106     }
 107
 108   memset (&re, 0, sizeof (re));
 109   re.translate = (unsigned char *) trans;
 110   s = re_compile_pattern ("[[:DIGIT:]]", 2, &re);
 111   if (s == NULL)
 112     {
 113       printf ("compilation of \"[[:DIGIT:]]\" pattern unexpectedly succeeded: %s\n",
 114               s);
 115       result = 1;
 116     }
 117
 118   return result;
 119 }