Na}{

File Content: `ScopeGuard.h`

/*
 *  Phusion Passenger - https://www.phusionpassenger.com/
 *  Copyright (c) 2010-2025 Asynchronous B.V.
 *
 *  "Passenger", "Phusion Passenger" and "Union Station" are registered
 *  trademarks of Asynchronous B.V.
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in
 *  all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *  THE SOFTWARE.
 */
#ifndef _PASSENGER_SCOPE_GUARD_H_
#define _PASSENGER_SCOPE_GUARD_H_

#include <boost/noncopyable.hpp>
#include <boost/function.hpp>
#include <boost/thread.hpp>
#include <oxt/system_calls.hpp>
#include <cstdio>
#include <LoggingKit/LoggingKit.h>

namespace Passenger {

using namespace boost;
using namespace oxt;


#ifndef _PASSENGER_SAFELY_CLOSE_DEFINED_
	#define _PASSENGER_SAFELY_CLOSE_DEFINED_
	void safelyClose(int fd, bool ignoreErrors = false);
#endif


/**
 * Guard object for making sure that a certain function is going to be
 * called when the object goes out of scope. To avoid the function from
 * being called, call clear().
 */
class ScopeGuard: public noncopyable {
private:
	boost::function<void ()> func;
	bool interruptable;

public:
	ScopeGuard() { }

	ScopeGuard(const boost::function<void ()> &func, bool interruptable = false) {
		this->func = func;
		this->interruptable = interruptable;
	}

	~ScopeGuard() {
		if (func) {
			if (interruptable) {
				func();
			} else {
				boost::this_thread::disable_interruption di;
				boost::this_thread::disable_syscall_interruption dsi;
				func();
			}
		}
	}

	void clear() {
		func = boost::function<void()>();
	}

	void runNow() {
		boost::function<void ()> oldFunc = func;
		func = boost::function<void()>();
		if (interruptable) {
			oldFunc();
		} else {
			boost::this_thread::disable_interruption di;
			boost::this_thread::disable_syscall_interruption dsi;
			oldFunc();
		}
	}
};

class StdioGuard: public noncopyable {
private:
	FILE *f;

public:
	StdioGuard()
		: f(0)
		{ }

	StdioGuard(FILE *_f, const char *file, unsigned int line)
		: f(_f)
	{
		if (_f != NULL && file != NULL) {
			P_LOG_FILE_DESCRIPTOR_OPEN3(fileno(_f), file, line);
		}
	}

	~StdioGuard() {
		if (f != NULL) {
			P_LOG_FILE_DESCRIPTOR_CLOSE(fileno(f));
			fclose(f);
		}
	}
};


} // namespace Passenger

#endif /* _PASSENGER_SCOPE_GUARD_H_ */

Name	Size	Permission
AnsiColorConstants.h	1784 bytes	0644
AsyncSignalSafeUtils.h	5592 bytes	0644
BlockingQueue.h	3959 bytes	0644
CachedFileStat.cpp	2125 bytes	0644
CachedFileStat.h	1964 bytes	0644
CachedFileStat.hpp	7698 bytes	0644
ClassUtils.h	2397 bytes	0644
Curl.h	7874 bytes	0644
FastStringStream.h	5374 bytes	0644
FileChangeChecker.h	6442 bytes	0644
HttpConstants.h	4585 bytes	0644
IniFile.h	12090 bytes	0644
Lock.h	630 bytes	0644
MessagePassing.h	8266 bytes	0644
OptionParsing.h	2310 bytes	0644
ReleaseableScopedPointer.h	2130 bytes	0644
ScopeGuard.h	3208 bytes	0644
SpeedMeter.h	8659 bytes	0644
Timer.h	4139 bytes	0644
VariantMap.h	14133 bytes	0644

File Content: ScopeGuard.h

File Content: `ScopeGuard.h`