1  /*
       2   * Check decoding of unlinkat syscall.
       3   *
       4   * Copyright (c) 2016-2021 The strace developers.
       5   * All rights reserved.
       6   *
       7   * SPDX-License-Identifier: GPL-2.0-or-later
       8   */
       9  
      10  #include "tests.h"
      11  #include "scno.h"
      12  
      13  #include <stdio.h>
      14  #include <unistd.h>
      15  
      16  int
      17  main(void)
      18  {
      19  	static const char sample[] = "unlinkat_sample";
      20  	const long fd = (long) 0xdeadbeefffffffffULL;
      21  
      22  	long rc = syscall(__NR_unlinkat, fd, sample, 0);
      23  	printf("unlinkat(%d, \"%s\", 0) = %ld %s (%m)\n",
      24  	       (int) fd, sample, rc, errno2name());
      25  
      26  	rc = syscall(__NR_unlinkat, -100, sample, -1L);
      27  	printf("unlinkat(%s, \"%s\", %s) = %ld %s (%m)\n",
      28  	       "AT_FDCWD", sample,
      29  	       "AT_SYMLINK_NOFOLLOW|AT_REMOVEDIR|AT_SYMLINK_FOLLOW"
      30  	       "|AT_NO_AUTOMOUNT|AT_EMPTY_PATH|AT_RECURSIVE|0xffff60ff",
      31  	       rc, errno2name());
      32  
      33  	puts("+++ exited with 0 +++");
      34  	return 0;
      35  }