posix/bug-regex25.c

   1 /* Test re_search in multibyte locale other than UTF-8.
   2    Copyright (C) 2006-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <locale.h>
  20 #include <regex.h>
  21 #include <stdio.h>
  22 #include <string.h>
  23
  24 const char *str1 = "\xa3\xd8\xa3\xc9\xa3\xc9";
  25 const char *str2 = "\xa3\xd8\xa3\xc9";
  26
  27 int
  28 main (void)
  29 {
  30   setlocale (LC_ALL, "ja_JP.eucJP");
  31
  32   re_set_syntax (RE_SYNTAX_SED);
  33
  34   struct re_pattern_buffer re;
  35   memset (&re, 0, sizeof (re));
  36
  37   struct re_registers regs;
  38   memset (&regs, 0, sizeof (regs));
  39
  40   re_compile_pattern ("$", 1, &re);
  41
  42   int ret = 0, r = re_search (&re, str1, 4, 0, 4, &regs);
  43   if (r != 4)
  44     {
  45       printf ("First re_search returned %d\n", r);
  46       ret = 1;
  47     }
  48   r = re_search (&re, str2, 4, 0, 4, &regs);
  49   if (r != 4)
  50     {
  51       printf ("Second re_search returned %d\n", r);
  52       ret = 1;
  53     }
  54   return ret;
  55 }