glibc/posix/bug-regex22.c

119 lines
2.9 KiB
C

/* Test re.translate != NULL.
Copyright (C) 2004-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <ctype.h>
#include <locale.h>
#include <regex.h>
#include <stdio.h>
#include <string.h>
int
main (void)
{
struct re_pattern_buffer re;
char trans[256];
int i, result = 0;
const char *s;
setlocale (LC_ALL, "de_DE.ISO-8859-1");
for (i = 0; i < 256; ++i)
trans[i] = tolower (i);
re_set_syntax (RE_SYNTAX_POSIX_EGREP);
memset (&re, 0, sizeof (re));
re.translate = (unsigned char *) trans;
s = re_compile_pattern ("\\W", 2, &re);
if (s != NULL)
{
printf ("failed to compile pattern \"\\W\": %s\n", s);
result = 1;
}
else
{
int ret = re_search (&re, "abc.de", 6, 0, 6, NULL);
if (ret != 3)
{
printf ("1st re_search returned %d\n", ret);
result = 1;
}
ret = re_search (&re, "\xc4\xd6\xae\xf7", 4, 0, 4, NULL);
if (ret != 2)
{
printf ("2nd re_search returned %d\n", ret);
result = 1;
}
re.translate = NULL;
regfree (&re);
}
memset (&re, 0, sizeof (re));
re.translate = (unsigned char *) trans;
s = re_compile_pattern ("\\w", 2, &re);
if (s != NULL)
{
printf ("failed to compile pattern \"\\w\": %s\n", s);
result = 1;
}
else
{
int ret = re_search (&re, ".,!abc", 6, 0, 6, NULL);
if (ret != 3)
{
printf ("3rd re_search returned %d\n", ret);
result = 1;
}
ret = re_search (&re, "\xae\xf7\xc4\xd6", 4, 0, 4, NULL);
if (ret != 2)
{
printf ("4th re_search returned %d\n", ret);
result = 1;
}
re.translate = NULL;
regfree (&re);
}
memset (&re, 0, sizeof (re));
re.translate = (unsigned char *) trans;
s = re_compile_pattern ("[[:DIGIT:]]", 11, &re);
if (s == NULL)
{
puts ("compilation of \"[[:DIGIT:]]\" pattern unexpectedly succeeded: "
"length 11");
result = 1;
}
memset (&re, 0, sizeof (re));
re.translate = (unsigned char *) trans;
s = re_compile_pattern ("[[:DIGIT:]]", 2, &re);
if (s == NULL)
{
puts ("compilation of \"[[:DIGIT:]]\" pattern unexpectedly succeeded: "
"length 2");
result = 1;
}
return result;
}