1: /* Test RE_HAT_LISTS_NOT_NEWLINE and RE_DOT_NEWLINE.
    2:    Copyright (C) 2007 Free Software Foundation, Inc.
    3:    This file is part of the GNU C Library.
    4:    Contributed by Jakub Jelinek <jakub@redhat.com>, 2007.
    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 <regex.h>
   22: #include <stdio.h>
   23: #include <string.h>
   24: 
   25: struct tests
   26: {
   27:   const char *regex;
   28:   const char *string;
   29:   reg_syntax_t syntax;
   30:   int retval;
   31: } tests[] = {
   32: #define EGREP RE_SYNTAX_EGREP
   33: #define EGREP_NL (RE_SYNTAX_EGREP | RE_DOT_NEWLINE) & ~RE_HAT_LISTS_NOT_NEWLINE
   34:   { "a.b", "a\nb", EGREP, -1 },
   35:   { "a.b", "a\nb", EGREP_NL, 0 },
   36:   { "a[^x]b", "a\nb", EGREP, -1 },
   37:   { "a[^x]b", "a\nb", EGREP_NL, 0 },
   38:   /* While \S and \W are internally handled as [^[:space:]] and [^[:alnum:]_],
   39:      RE_HAT_LISTS_NOT_NEWLINE did not make any difference, so ensure
   40:      it doesn't change.  */
   41:   { "a\\Sb", "a\nb", EGREP, -1 },
   42:   { "a\\Sb", "a\nb", EGREP_NL, -1 },
   43:   { "a\\Wb", "a\nb", EGREP, 0 },
   44:   { "a\\Wb", "a\nb", EGREP_NL, 0 }
   45: };
   46: 
   47: int
   48: main (void)
   49: {
   50:   struct re_pattern_buffer r;
   51:   size_t i;
   52:   int ret = 0;
   53: 
   54:   for (i = 0; i < sizeof (tests) / sizeof (tests[i]); ++i)
   55:     {
   56:       re_set_syntax (tests[i].syntax);
   57:       memset (&r, 0, sizeof (r));
   58:       if (re_compile_pattern (tests[i].regex, strlen (tests[i].regex), &r))
   59:         {
   60:           printf ("re_compile_pattern %zd failed\n", i);
   61:           ret = 1;
   62:           continue;
   63:         }
   64:       size_t len = strlen (tests[i].string);
   65:       int rv = re_search (&r, tests[i].string, len, 0, len, NULL);
   66:       if (rv != tests[i].retval)
   67:         {
   68:           printf ("re_search %zd unexpected value %d != %d\n",
   69:                   i, rv, tests[i].retval);
   70:           ret = 1;
   71:         }
   72:       regfree (&r);
   73:     }
   74:   return ret;
   75: }