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/**
* Copyright (C) 2012 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kControl
#include "mongo/platform/basic.h"
#ifdef _WIN32
#include <crtdbg.h>
#include <mmsystem.h>
#include <stdio.h>
#include <stdlib.h>
#endif
#include "mongo/base/init.h"
#include "mongo/util/log.h"
#include "mongo/util/stacktrace.h"
#ifdef _WIN32
namespace mongo {
MONGO_INITIALIZER(Behaviors_Win32)(InitializerContext*) {
// do not display dialog on abort()
_set_abort_behavior(0, _CALL_REPORTFAULT | _WRITE_ABORT_MSG);
// hook the C runtime's error display
_CrtSetReportHook(crtDebugCallback);
if (_setmaxstdio(2048) == -1) {
warning() << "Failed to increase max open files limit from default of 512 to 2048";
}
// Let's try to set minimum Windows Kernel quantum length to smallest viable timer resolution in
// order to allow sleepmillis() to support waiting periods below Windows default quantum length
// (which can vary per Windows version)
// See https://msdn.microsoft.com/en-us/library/windows/desktop/dd743626(v=vs.85).aspx
TIMECAPS tc;
int targetResolution = 1;
int timerResolution;
if (timeGetDevCaps(&tc, sizeof(TIMECAPS)) != TIMERR_NOERROR) {
warning() << "Failed to read timer resolution range.";
if (timeBeginPeriod(1) != TIMERR_NOERROR) {
warning() << "Failed to set minimum timer resolution to 1 millisecond.";
}
} else {
timerResolution =
std::min(std::max(int(tc.wPeriodMin), targetResolution), int(tc.wPeriodMax));
invariant(timeBeginPeriod(timerResolution) == TIMERR_NOERROR);
}
return Status::OK();
}
} // namespace mongo
#endif // _WIN32
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