time.h (1437B)
1 /* -*-comment-start: "//";comment-end:""-*- 2 * GNU Mes --- Maxwell Equations of Software 3 * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org> 4 * 5 * This file is part of GNU Mes. 6 * 7 * GNU Mes is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 3 of the License, or (at 10 * your option) any later version. 11 * 12 * GNU Mes is distributed in the hope that it will be useful, but 13 * WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with GNU Mes. If not, see <http://www.gnu.org/licenses/>. 19 */ 20 #ifndef __MES_SYS_TIME_H 21 #define __MES_SYS_TIME_H 1 22 23 #if SYSTEM_LIBC 24 #undef __MES_SYS_TIME_H 25 #include_next <sys/time.h> 26 27 #else // ! SYSTEM_LIBC 28 29 struct timeval 30 { 31 long tv_sec; 32 long tv_usec; 33 }; 34 35 struct timezone 36 { 37 int tz_minuteswest; 38 int tz_dsttime; 39 }; 40 41 struct itimerval 42 { 43 struct timeval it_interval; 44 struct timeval it_value; 45 }; 46 47 #define ITIMER_REAL 0 48 #define ITIMER_VIRTUAL 1 49 #define ITIMER_PROF 2 50 51 int gettimeofday (struct timeval *tv, struct timezone *tz); 52 int setitimer (int which, struct itimerval const *new, struct itimerval *old); 53 54 #endif // ! SYSTEM_LIBC 55 56 #endif // __MES_SYS_TIME_H