mcst-linux-kernel/glibc-2.35/posix/bug-regex27.c

63 lines
1.7 KiB
C

/* Test REG_NEWLINE.
Copyright (C) 2007-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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 <regex.h>
#include <stdio.h>
#include <string.h>
struct tests
{
const char *regex;
const char *string;
int cflags;
int retval;
} tests[] = {
{ "a.b", "a\nb", REG_EXTENDED | REG_NEWLINE, REG_NOMATCH },
{ "a.b", "a\nb", REG_EXTENDED, 0 },
{ "a[^x]b", "a\nb", REG_EXTENDED | REG_NEWLINE, REG_NOMATCH },
{ "a[^x]b", "a\nb", REG_EXTENDED, 0 }
};
int
main (void)
{
regex_t r;
size_t i;
int ret = 0;
for (i = 0; i < sizeof (tests) / sizeof (tests[i]); ++i)
{
memset (&r, 0, sizeof (r));
if (regcomp (&r, tests[i].regex, tests[i].cflags))
{
printf ("regcomp %zd failed\n", i);
ret = 1;
continue;
}
int rv = regexec (&r, tests[i].string, 0, NULL, 0);
if (rv != tests[i].retval)
{
printf ("regexec %zd unexpected value %d != %d\n",
i, rv, tests[i].retval);
ret = 1;
}
regfree (&r);
}
return ret;
}