tests/test-pselect.c

   1 /* Test of pselect() substitute.
   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/select.h>
  20
  21 #include "signature.h"
  22
  23 SIGNATURE_CHECK (pselect, int,
  24                  (int, fd_set *restrict, fd_set *restrict, fd_set *restrict,
  25                   struct timespec const *restrict, const sigset_t *restrict));
  26
  27 #define TEST_PORT 12347
  28 #include "test-select.h"
  29
  30 static int
  31 my_select (int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
  32            struct timeval *timeout)
  33 {
  34   struct timespec ts;
  35   struct timespec *pts = NULL;
  36   if (timeout)
  37     {
  38       ts.tv_sec = timeout->tv_sec;
  39       ts.tv_nsec = timeout->tv_usec * 1000;
  40       pts = &ts;
  41     }
  42   return pselect (nfds, readfds, writefds, exceptfds, pts, NULL);
  43 }
  44
  45 int
  46 main (void)
  47 {
  48   int result = test_function (my_select);
  49   return (result ? result : test_exit_status);
  50 }