/* Basic posix_fadvise64 tests. Copyright (C) 2016-2018 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 . */ #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; }