text: /* Basic posix_fadvise64 tests.
     Copyright (C) 2016-2020 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
  
     The GNU C Library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
  
     The GNU C Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public
     License along with the GNU C Library; if not, see
     <https://www.gnu.org/licenses/>.  */
  
  #define _FILE_OFFSET_BITS 64
  #include "tst-posix_fadvise-common.c"
  
  static int
  do_test (void)
  {
    int ret = do_test_common ();
    if (ret == 1)
      return 1;
  
    /* Test passing a negative length.  The compat fadvise64 might use
       off64_t for size argument passing, so using -1 for len without
       _FILE_OFFSET_BITS might not trigger the length issue.  */
    if (posix_fadvise (temp_fd, 0, -1, POSIX_FADV_NORMAL) != EINVAL)
      FAIL_EXIT1 ("posix_fadvise with negative length did not return EINVAL");
  
    /* Check with some offset values larger than 32-bits.  */
    off_t offset = UINT32_MAX + 2048LL;
    if (posix_fadvise (temp_fd, 0, offset, POSIX_FADV_NORMAL) != 0)
      FAIL_EXIT1 ("posix_fadvise failed (offset = 0, len = %zd) failed",
  		(ssize_t)offset);
  
    if (posix_fadvise (temp_fd, offset, 0, POSIX_FADV_NORMAL) != 0)
      FAIL_EXIT1 ("posix_fadvise failed (offset = %zd, len = 0) failed",
  		(ssize_t)offset);
  
    return 0;
  }
  