1 /* Copyright (C) 2003-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
18 /* Test whether _res in glibc 2.1.x and earlier (before __res_state()
19 was introduced) works. Portable programs should never do the
20 dirty things below. */
29 if (resp
== &_res
|| resp
== __res_state ())
35 void do_test (struct __res_state
*resp
)
37 if (resp
!= &_res
|| resp
!= __res_state ())
46 extern struct __res_state _res
;
50 if (pthread_create (&th
, NULL
, tf
, &_res
) != 0)
52 puts ("create failed");
58 if (pthread_join (th
, NULL
) != 0)