/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2011, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure, Markus Armbruster
*
* Empire 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.
*
* This program 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 this program. If not, see .
*
* ---
*
* See files README, COPYING and CREDITS in the root of the source
* tree for related information and legal notices. It is expected
* that future projects/authors will amend these files as needed.
*
* ---
*
* getrusage.c: POSIX getrusage() emulation for Windows
*
* Known contributors to this file:
* Markus Armbruster, 2011
* Ron Koenderink, 2011 (some of this code was taken from MinGW)
*/
#include
#include
#include "sys/resource.h"
int
getrusage(int who, struct rusage *rus)
{
if (who != RUSAGE_SELF && who != RUSAGE_CHILDREN) {
errno = EINVAL;
return -1;
}
if (who == RUSAGE_SELF) {
HANDLE hProcess;
FILETIME ftCreation, ftExit, ftUser, ftKernel;
__int64 itmp;
hProcess = GetCurrentProcess ();
GetProcessTimes (hProcess, &ftCreation, &ftExit, &ftKernel, &ftUser);
itmp = (__int64)ftUser.dwLowDateTime +
((__int64)ftUser.dwHighDateTime * 0x100000000LL);
rus->ru_utime.tv_sec = (long)(itmp / 10000000U);
rus->ru_utime.tv_usec = (long)((itmp % 10000000U) / 10.);
itmp = (__int64)ftKernel.dwLowDateTime +
((__int64)ftKernel.dwHighDateTime * 0x100000000LL);
rus->ru_stime.tv_sec = (long)(itmp / 10000000U);
rus->ru_stime.tv_usec = (long)((itmp % 10000000U) / 10.);
} else {
rus->ru_utime.tv_sec = rus->ru_utime.tv_usec = 0;
rus->ru_stime.tv_sec = rus->ru_stime.tv_usec = 0;
}
return 0;
}