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       1                 :            : /* Test of <stdlib.h> substitute.
       2                 :            :    Copyright (C) 2007, 2009-2013 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 <http://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                 :            : }