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			137 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			137 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/******************************************************************************
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 * Icinga 2                                                                   *
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 * Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org)    *
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 *                                                                            *
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 * This program is free software; you can redistribute it and/or              *
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 * modify it under the terms of the GNU General Public License                *
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 * as published by the Free Software Foundation; either version 2             *
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 * of the License, or (at your option) any later version.                     *
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 *                                                                            *
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 * This program is distributed in the hope that it will be useful,            *
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
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 * GNU General Public License for more details.                               *
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 *                                                                            *
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 * You should have received a copy of the GNU General Public License          *
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 * along with this program; if not, write to the Free Software Foundation     *
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.             *
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 ******************************************************************************/
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#ifndef EXCEPTION_H
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#define EXCEPTION_H
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#include "base/i2-base.h"
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#include "base/qstring.h"
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#include "base/stacktrace.h"
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#include "base/context.h"
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#include <sstream>
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#include <boost/thread/tss.hpp>
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#include <boost/exception/errinfo_api_function.hpp>
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#include <boost/exception/errinfo_errno.hpp>
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#include <boost/exception/errinfo_file_name.hpp>
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#include <boost/exception/diagnostic_information.hpp>
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#include <boost/exception_ptr.hpp>
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#ifdef _WIN32
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#	include <boost/algorithm/string/trim.hpp>
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#endif /* _WIN32 */
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namespace icinga
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{
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class I2_BASE_API user_error : virtual public std::exception, virtual public boost::exception { };
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I2_BASE_API StackTrace *GetLastExceptionStack(void);
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I2_BASE_API void SetLastExceptionStack(const StackTrace& trace);
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I2_BASE_API ContextTrace *GetLastExceptionContext(void);
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I2_BASE_API void SetLastExceptionContext(const ContextTrace& context);
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I2_BASE_API void RethrowUncaughtException(void);
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typedef boost::error_info<StackTrace, StackTrace> StackTraceErrorInfo;
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typedef boost::error_info<ContextTrace, ContextTrace> ContextTraceErrorInfo;
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template<typename T>
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String DiagnosticInformation(const T& ex, StackTrace *stack = NULL, ContextTrace *context = NULL)
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{
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	std::ostringstream result;
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	result << boost::diagnostic_information(ex);
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	if (dynamic_cast<const user_error *>(&ex) == NULL) {
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		if (boost::get_error_info<StackTraceErrorInfo>(ex) == NULL) {
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			result << std::endl;
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			if (!stack)
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				stack = GetLastExceptionStack();
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			if (stack)
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				result << *stack;
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		}
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		if (boost::get_error_info<ContextTraceErrorInfo>(ex) == NULL) {
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			result << std::endl;
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			if (!context)
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				context = GetLastExceptionContext();
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			if (context)
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				result << *context;
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		}
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	}
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	return result.str();
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}
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I2_BASE_API String DiagnosticInformation(boost::exception_ptr eptr);
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class I2_BASE_API posix_error : virtual public std::exception, virtual public boost::exception { };
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#ifdef _WIN32
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class I2_BASE_API win32_error : virtual public std::exception, virtual public boost::exception { };
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struct errinfo_win32_error_;
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typedef boost::error_info<struct errinfo_win32_error_, int> errinfo_win32_error;
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inline std::string to_string(const errinfo_win32_error& e)
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{
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	std::ostringstream tmp;
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	int code = e.value();
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	char *message;
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	String result = "Unknown error.";
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	DWORD rc = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
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		FORMAT_MESSAGE_FROM_SYSTEM, NULL, code, 0, (char *)&message,
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		0, NULL);
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	if (rc != 0) {
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		result = String(message);
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		LocalFree(message);
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		/* remove trailing new-line characters */
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		boost::algorithm::trim_right(result);
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	}
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	tmp << code << ", \"" << result << "\"";
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	return tmp.str();
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}
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#endif /* _WIN32 */
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struct errinfo_getaddrinfo_error_;
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typedef boost::error_info<struct errinfo_getaddrinfo_error_, int> errinfo_getaddrinfo_error;
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inline std::string to_string(const errinfo_getaddrinfo_error& e)
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{
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	return gai_strerror(e.value());
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}
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struct errinfo_message_;
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typedef boost::error_info<struct errinfo_message_, std::string> errinfo_message;
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}
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#endif /* EXCEPTION_H */
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