1  /*
       2   * Check decoding of pipe syscall.
       3   *
       4   * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@strace.io>
       5   * Copyright (c) 2015-2021 The strace developers.
       6   * All rights reserved.
       7   *
       8   * SPDX-License-Identifier: GPL-2.0-or-later
       9   */
      10  
      11  #include "tests.h"
      12  #include "scno.h"
      13  
      14  #ifdef __NR_pipe
      15  
      16  # include <stdio.h>
      17  # include <fcntl.h>
      18  # include <unistd.h>
      19  
      20  int
      21  main(void)
      22  {
      23  	(void) close(0);
      24  	(void) close(1);
      25  	int *const fds = tail_alloc(sizeof(*fds) * 2);
      26  	if (pipe(fds))
      27  		perror_msg_and_fail("pipe");
      28  
      29  	return 0;
      30  }
      31  
      32  #else
      33  
      34  SKIP_MAIN_UNDEFINED("__NR_pipe")
      35  
      36  #endif