Line data Source code
1 : /* Test of <stdlib.h> substitute.
2 : Copyright (C) 2007, 2009-2020 Free Software Foundation, Inc.
3 :
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.
8 :
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.
13 :
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/>. */
16 :
17 : /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
18 :
19 : #include <config.h>
20 :
21 : #include <stdlib.h>
22 :
23 : #include "verify.h"
24 :
25 : /* Check that EXIT_SUCCESS is 0, per POSIX. */
26 : static int exitcode = EXIT_SUCCESS;
27 : #if EXIT_SUCCESS
28 : "oops"
29 : #endif
30 :
31 : /* Check for GNU value (not guaranteed by POSIX, but is guaranteed by
32 : gnulib). */
33 : #if EXIT_FAILURE != 1
34 : "oops"
35 : #endif
36 :
37 : /* Check that NULL can be passed through varargs as a pointer type,
38 : per POSIX 2008. */
39 : verify (sizeof NULL == sizeof (void *));
40 :
41 : #if GNULIB_TEST_SYSTEM_POSIX
42 : # include "test-sys_wait.h"
43 : #else
44 : # define test_sys_wait_macros() 0
45 : #endif
46 :
47 : int
48 1 : main (void)
49 : {
50 : if (test_sys_wait_macros ())
51 : return 1;
52 :
53 1 : return exitcode;
54 : }
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