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/* Test getent doesn't fail with long /etc/hosts lines (Bug 21915).
Copyright (C) 2019-2025 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; see the file COPYING.LIB. If
not, see <https://www.gnu.org/licenses/>. */
/* This test runs getent twice to parse a /etc/hosts with a very
long line. Prior to fixing this parser this would crash getent. */
#include <stdlib.h>
#include <nss.h>
#include <support/check.h>
static int
do_test (void)
{
int ret;
/* Run getent to fetch the IPv4 address for host test4. This forces
/etc/hosts to be parsed. Use --no-addrconfig to return addresses
even in an IPv6-only environment. */
ret = system("getent --no-addrconfig ahostsv4 test4");
if (ret != 0)
FAIL_EXIT1("ahostsv4 failed");
/* Likewise for IPv6. */
ret = system("getent --no-addrconfig ahostsv6 test6");
if (ret != 0)
FAIL_EXIT1("ahostsv6 failed");
exit (0);
}
#include <support/test-driver.c>
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