ubuntu-buildroot/output/build/host-m4-1.4.19/tests/test-stdlib.c

55 lines
1.4 KiB
C

/* Test of <stdlib.h> substitute.
Copyright (C) 2007, 2009-2021 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
#include <config.h>
#include <stdlib.h>
#include "verify.h"
/* Check that EXIT_SUCCESS is 0, per POSIX. */
static int exitcode = EXIT_SUCCESS;
#if EXIT_SUCCESS
"oops"
#endif
/* Check for GNU value (not guaranteed by POSIX, but is guaranteed by
gnulib). */
#if EXIT_FAILURE != 1
"oops"
#endif
/* Check that NULL can be passed through varargs as a pointer type,
per POSIX 2008. */
verify (sizeof NULL == sizeof (void *));
#if GNULIB_TEST_SYSTEM_POSIX
# include "test-sys_wait.h"
#else
# define test_sys_wait_macros() 0
#endif
int
main (void)
{
if (test_sys_wait_macros ())
return 1;
return exitcode;
}