posix/bug-regex14.c

   1 /* Tests re_comp and re_exec.
   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 #define _REGEX_RE_COMP
  20 #include <sys/types.h>
  21 #include <mcheck.h>
  22 #include <regex.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25
  26 int
  27 main (void)
  28 {
  29   const char *err;
  30   size_t i;
  31   int ret = 0;
  32
  33   mtrace ();
  34
  35   for (i = 0; i < 100; ++i)
  36     {
  37       err = re_comp ("a t.st");
  38       if (err)
  39         {
  40           printf ("re_comp failed: %s\n", err);
  41           ret = 1;
  42         }
  43
  44       if (! re_exec ("This is a test."))
  45         {
  46           printf ("re_exec failed\n");
  47           ret = 1;
  48         }
  49     }
  50
  51   return ret;
  52 }