resolv/tst-leaks2.c

   1 /* Tests for res_init in libresolv
   2    Copyright (C) 2004-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #undef gethostbyname
  20
  21 #include <mcheck.h>
  22 #include <netdb.h>
  23 #include <resolv.h>
  24 #include <support/check.h>
  25
  26 void __libc_freeres (void);
  27
  28 static int
  29 do_test (void)
  30 {
  31   mtrace ();
  32   for (int i = 0; i < 20; ++i)
  33     {
  34       TEST_VERIFY_EXIT (res_init () == 0);
  35       if (gethostbyname ("www.gnu.org") == NULL)
  36         FAIL_EXIT1 ("%s\n", hstrerror (h_errno));
  37     }
  38   return 0;
  39 }
  40
  41 #define TEST_FUNCTION do_test ()
  42 #define TIMEOUT 30
  43 /* This defines the `main' function and some more.  */
  44 #include <test-skeleton.c>