2 Copyright (C) 2008-2025 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
21 #include "signature.h"
22 SIGNATURE_CHECK (srandom_r
, int, (unsigned int, struct random_data
*));
23 SIGNATURE_CHECK (initstate_r
, int, (unsigned int, char *, size_t,
24 struct random_data
*));
25 SIGNATURE_CHECK (setstate_r
, int, (char *, struct random_data
*));
26 SIGNATURE_CHECK (random_r
, int, (struct random_data
*, int32_t *));
32 /* Note: This test crashes on glibc/SPARC systems.
33 Reported at <https://sourceware.org/bugzilla/show_bug.cgi?id=30584>. */
36 test_failed (int alignment
)
38 struct random_data rand_state
;
39 char buf
[128 + sizeof (int32_t)];
41 unsigned int n_big
= 0;
43 rand_state
.state
= NULL
;
44 if (initstate_r (time (NULL
), buf
+ alignment
, sizeof buf
- alignment
,
47 for (i
= 0; i
< 1000; i
++)
50 ASSERT (random_r (&rand_state
, &r
) == 0);
56 /* Fail if none of the numbers were larger than RAND_MAX / 2. */
64 for (alignment
= 0; alignment
< sizeof (int32_t); alignment
++)
65 if (test_failed (alignment
))
67 return test_exit_status
;