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c75d20b5b2
getent implicitly passes AI_ADDRCONFIG to getaddrinfo by default. Use --no-addrconfig to suppress that, so that both IPv4 and IPv6 lookups succeed even if the address family is not supported by the host. Reviewed-by: Carlos O'Donell <carlos@redhat.com>
47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/* Test getent doesn't fail with long /etc/hosts lines (Bug 21915).
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Copyright (C) 2019-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, see <https://www.gnu.org/licenses/>. */
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/* This test runs getent twice to parse a /etc/hosts with a very
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long line. Prior to fixing this parser this would crash getent. */
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#include <stdlib.h>
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#include <nss.h>
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#include <support/check.h>
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static int
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do_test (void)
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{
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int ret;
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/* Run getent to fetch the IPv4 address for host test4. This forces
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/etc/hosts to be parsed. Use --no-addrconfig to return addresses
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even in an IPv6-only environment. */
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ret = system("getent --no-addrconfig ahostsv4 test4");
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if (ret != 0)
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FAIL_EXIT1("ahostsv4 failed");
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/* Likewise for IPv6. */
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ret = system("getent --no-addrconfig ahostsv6 test6");
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if (ret != 0)
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FAIL_EXIT1("ahostsv6 failed");
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exit (0);
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}
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#include <support/test-driver.c>
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