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mescc: Mes C Library: Add time for M2-Planet. 

* lib/m2/time.c: New file.
This commit is contained in:
Jan (janneke) Nieuwenhuizen 2020-07-25 20:05:19 +02:00
parent e25edc22f7
commit e103008c2e
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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/syscall.h>
#include <syscall.h>
#include <time.h>
long
time (long* result)
{
int r;
struct timeval tv;
struct timezone tz;
r = _sys_call2 (SYS_gettimeofday, tv, tz);
if (r != 0)
return -1;
if (result != 0)
result[0] = tv->tv_sec;
return tv->tv_sec;
}