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6c63e2d8 | 1 | /* Basic fallocate64 test (no specific flags is checked). |
688903eb | 2 | Copyright (C) 2016-2018 Free Software Foundation, Inc. |
6c63e2d8 AZ |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #define _FILE_OFFSET_BITS 64 | |
20 | #include "tst-fallocate-common.c" | |
21 | ||
22 | static int | |
23 | do_test (void) | |
24 | { | |
25 | ssize_t ret; | |
26 | ||
27 | ret = do_test_with_offset (0); | |
28 | if (ret == 1) | |
29 | return 1; | |
30 | ||
31 | off_t base_offset = UINT32_MAX + 2048LL; | |
32 | ret = do_test_with_offset (base_offset); | |
33 | if (ret == 1) | |
34 | return 1; | |
35 | ||
36 | struct stat st; | |
37 | if (fstat (temp_fd, &st) == -1) | |
38 | FAIL_EXIT1 ("fstat on temporary file failed: %m"); | |
39 | ||
40 | /* The file size should >= base_offset plus bytes written. */ | |
41 | off_t expected_value = base_offset + ret; | |
42 | if (st.st_size < expected_value) | |
43 | FAIL_EXIT1 ("file size less than expected (%jd > %jd)", | |
44 | (intmax_t) expected_value, (intmax_t) st.st_size); | |
45 | ||
46 | return 0; | |
47 | } |