cosmopolitan/libc/calls/sysinfo-nt.c

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2020-06-15 14:18:57 +00:00
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program 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; version 2 of the License.
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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/calls/internal.h"
#include "libc/calls/struct/sysinfo.h"
#include "libc/nt/accounting.h"
#include "libc/nt/struct/memorystatusex.h"
#include "libc/nt/struct/systeminfo.h"
#include "libc/nt/systeminfo.h"
textwindows int sysinfo$nt(struct sysinfo *info) {
struct NtMemoryStatusEx memstat;
memstat.dwLength = sizeof(struct NtMemoryStatusEx);
if (GlobalMemoryStatusEx(&memstat)) {
info->totalram = memstat.ullTotalPhys;
info->freeram = memstat.ullAvailPhys;
info->procs = g_ntsysteminfo.dwNumberOfProcessors;
info->mem_unit = 1;
return 0;
} else {
return winerr();
}
}