(root)/
coreutils-9.4/
gnulib-tests/
test-pselect.c
       1  /* Test of pselect() substitute.
       2     Copyright (C) 2011-2023 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    return test_function (my_select);
      49  }