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 : }