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/* Test host lookup with double dots at the end, [BZ #16469].
Copyright (C) 2014-2015 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
<http://www.gnu.org/licenses/>. */
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <string.h>
static int
test (void)
{
static char host1[] = "localhost..";
static char host2[] = "www.gnu.org..";
static char *hosts[] = { host1, host2 };
int i;
int pass = 0;
for (i = 0; i < sizeof (hosts) / sizeof (*hosts); i++)
{
char *host = hosts[i];
size_t len = strlen (host);
struct addrinfo *ai;
/* If the name doesn't resolve with a single dot at the
end, skip it. */
host[len-1] = 0;
if (getaddrinfo (host, NULL, NULL, &ai) != 0)
{
printf ("resolving \"%s\" failed, skipping this hostname\n", host);
continue;
}
printf ("resolving \"%s\" worked, proceeding to test\n", host);
freeaddrinfo (ai);
/* If it resolved with a single dot, check that it doesn't with
a second trailing dot. */
host[len-1] = '.';
if (getaddrinfo (host, NULL, NULL, &ai) == 0)
{
printf ("resolving \"%s\" worked, test failed\n", host);
return 1;
}
printf ("resolving \"%s\" failed, test passed\n", host);
pass = 1;
}
/* We want at least one successful name resolution for the test to
succeed. */
return pass ? 0 : 2;
}
#define TEST_FUNCTION test ()
#define TIMEOUT 10
#include "../test-skeleton.c"
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