BansheeEngine/Source/BansheeUtility/Source/BsCrashHandler.cpp

//********************************** Banshee Engine (www.banshee3d.com) **************************************************//
//**************** Copyright (c) 2016 Marko Pintera ([email protected]). All rights reserved. **********************//
#include "BsPrerequisitesUtil.h"
#include "BsDebug.h"
#include "BsFileSystem.h"
#include "BsPath.h"

namespace bs
{
	const String CrashHandler::sCrashReportFolder = "CrashReports";
	const String CrashHandler::sCrashLogName = "log.html";
	const String CrashHandler::sFatalErrorMsg =
	    "A fatal error occurred and the program has to terminate!";

	CrashHandler& gCrashHandler()
	{
		return CrashHandler::instance();
	}

	const Path& CrashHandler::getCrashFolder()
	{
		static const Path path =
			FileSystem::getWorkingDirectoryPath()
			+ Path(sCrashReportFolder)
			+ Path(getCrashTimestamp());
		static bool first = true;
		if (first) {
			FileSystem::createDir(path);
			first = false;
		}
		return path;
	}

	void CrashHandler::logErrorAndStackTrace(const String& errorMsg,
	                                         const String& stackTrace) const
	{
		StringStream errorMessage;
		errorMessage << sFatalErrorMsg << std::endl;
		errorMessage << errorMsg;
		errorMessage << "\n\nStack trace: \n";
		errorMessage << stackTrace;

		gDebug().logError(errorMessage.str());
	}

	void CrashHandler::logErrorAndStackTrace(const String& type,
	                                         const String& description,
	                                         const String& function,
	                                         const String& file,
	                                         UINT32 line) const
	{
		StringStream errorMessage;
		errorMessage << "  - Error: " << type << std::endl;
		errorMessage << "  - Description: " << description << std::endl;
		errorMessage << "  - In function: " << function << std::endl;
		errorMessage << "  - In file: " << file << ":" << line;
		logErrorAndStackTrace(errorMessage.str(), getStackTrace());
	}

	void CrashHandler::saveCrashLog() const
	{
		gDebug().saveLog(getCrashFolder() + toWString(sCrashLogName));
	}
}