posix/bug-regex18.c

   1 /* Turkish regular expression tests.
   2    Copyright (C) 2002-2024 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 <sys/types.h>
  20 #include <mcheck.h>
  21 #include <regex.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <locale.h>
  25
  26 /* Tests supposed to match.  */
  27 struct
  28 {
  29   const char *pattern;
  30   const char *string;
  31   int flags, nmatch;
  32   regmatch_t rm[5];
  33 } tests[] = {
  34   /* \xc4\xb0           LATIN CAPITAL LETTER I WITH DOT ABOVE
  35      \xc4\xb1           LATIN SMALL LETTER DOTLESS I
  36      \xe2\x80\x94       EM DASH  */
  37   { "\xc4\xb0I*\xc4\xb1$", "aBi\xc4\xb1\xc4\xb1I", REG_ICASE, 2,
  38     { { 2, 8 }, { -1, -1 } } },
  39   { "[\xc4\xb0x]I*\xc4\xb1$", "aBi\xc4\xb1\xc4\xb1I", REG_ICASE, 2,
  40     { { 2, 8 }, { -1, -1 } } },
  41   { "[^x]I*\xc4\xb1$", "aBi\xc4\xb1\xc4\xb1I", REG_ICASE, 2,
  42     { { 2, 8 }, { -1, -1 } } },
  43   { "([[:alpha:]]i[[:xdigit:]])(\xc4\xb1*)(\xc4\xb0{2})",
  44     "\xe2\x80\x94\xc4\xb1\xc4\xb0""fIi\xc4\xb0ii", REG_ICASE | REG_EXTENDED,
  45     4, { { 3, 12 }, { 3, 8 }, { 8, 9 }, { 9, 12 } } },
  46   { "\xc4\xb1i(i)*()(\\s\xc4\xb0|\\SI)", "SIi\xc4\xb0\xc4\xb0 is",
  47     REG_ICASE | REG_EXTENDED, 4, { { 1, 9 }, { 5, 7 }, { 7, 7 }, { 7, 9 } } },
  48   { "\xc4\xb1i(i)*()(\\s\xc4\xb0|\\SI)", "\xc4\xb1\xc4\xb0\xc4\xb0iJ\xc4\xb1",
  49     REG_ICASE | REG_EXTENDED, 4,
  50     { { 0, 10 }, { 6, 7 }, { 7, 7 }, { 7, 10 } } },
  51 };
  52
  53 int
  54 main (void)
  55 {
  56   regex_t re;
  57   regmatch_t rm[5];
  58   size_t i;
  59   int n, ret = 0;
  60
  61   setlocale (LC_ALL, "tr_TR.UTF-8");
  62   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
  63     {
  64       n = regcomp (&re, tests[i].pattern, tests[i].flags);
  65       if (n != 0)
  66         {
  67           char buf[500];
  68           regerror (n, &re, buf, sizeof (buf));
  69           printf ("regcomp %zd failed: %s\n", i, buf);
  70           ret = 1;
  71           continue;
  72         }
  73
  74       if (regexec (&re, tests[i].string, tests[i].nmatch, rm, 0))
  75         {
  76           printf ("regexec %zd failed\n", i);
  77           ret = 1;
  78           regfree (&re);
  79           continue;
  80         }
  81
  82       for (n = 0; n < tests[i].nmatch; ++n)
  83         if (rm[n].rm_so != tests[i].rm[n].rm_so
  84               || rm[n].rm_eo != tests[i].rm[n].rm_eo)
  85           {
  86             if (tests[i].rm[n].rm_so == -1 && tests[i].rm[n].rm_eo == -1)
  87               break;
  88             printf ("regexec match failure rm[%d] %d..%d\n",
  89                     n, rm[n].rm_so, rm[n].rm_eo);
  90             ret = 1;
  91             break;
  92           }
  93
  94       regfree (&re);
  95     }
  96
  97   return ret;
  98 }