tests/test-setsockopt.c

   1 /* Test setsockopt() function.
   2    Copyright (C) 2011-2024 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program 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
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18
  19 #include <sys/socket.h>
  20
  21 #include "signature.h"
  22 SIGNATURE_CHECK (setsockopt, int, (int, int, int, const void *, socklen_t));
  23
  24 #include <errno.h>
  25 #include <unistd.h>
  26
  27 #include "sockets.h"
  28 #include "macros.h"
  29
  30 int
  31 main (void)
  32 {
  33   (void) gl_sockets_startup (SOCKETS_1_1);
  34
  35   /* Test behaviour for invalid file descriptors.  */
  36   {
  37     int value = 1;
  38
  39     errno = 0;
  40     ASSERT (setsockopt (-1, SOL_SOCKET, SO_REUSEADDR, &value, sizeof (value))
  41             == -1);
  42     ASSERT (errno == EBADF);
  43   }
  44   {
  45     int value = 1;
  46
  47     close (99);
  48     errno = 0;
  49     ASSERT (setsockopt (99, SOL_SOCKET, SO_REUSEADDR, &value, sizeof (value))
  50             == -1);
  51     ASSERT (errno == EBADF);
  52   }
  53
  54   return test_exit_status;
  55 }