1 /* Test of <time.h> substitute. 2 Copyright (C) 2007, 2009-2021 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 <time.h> 22 23 #include "verify.h" 24 25 /* Check that the types are all defined. */ 26 struct timespec t1; 27 #if 0 28 /* POSIX:2008 does not require pid_t in <time.h> unconditionally, and indeed 29 it's missing on Mac OS X 10.5, FreeBSD 6.4, OpenBSD 4.9, mingw. */ 30 pid_t t2; 31 #endif 32 33 /* Check that NULL can be passed through varargs as a pointer type, 34 per POSIX 2008. */ 35 verify (sizeof NULL == sizeof (void *)); 36 37 /* Check that TIME_UTC is defined and a positive integer. */ 38 int t3 = TIME_UTC; 39 verify (TIME_UTC > 0); 40 41 int 42 main (void) /* */ 43 { 44 return 0; 45 }