mirror of https://github.com/Icinga/icinga2.git
153 lines
4.7 KiB
C++
153 lines
4.7 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.hpp"
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#include "base/string.hpp"
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#include "base/stacktrace.hpp"
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#include "base/context.hpp"
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#include "base/utility.hpp"
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#include "base/debuginfo.hpp"
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#include <sstream>
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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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{ };
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/*
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* @ingroup base
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*/
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class I2_BASE_API ScriptError : virtual public user_error
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{
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public:
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ScriptError(const String& message);
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ScriptError(const String& message, const DebugInfo& di);
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~ScriptError(void) throw();
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virtual const char *what(void) const throw();
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DebugInfo GetDebugInfo(void) const;
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private:
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String m_Message;
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DebugInfo m_DebugInfo;
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};
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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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const user_error *uex = dynamic_cast<const user_error *>(&ex);
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String message = ex.what();
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if (!uex || message.IsEmpty())
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result << boost::diagnostic_information(ex);
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else
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result << "Error: " << message;
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const ScriptError *dex = dynamic_cast<const ScriptError *>(&ex);
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if (dex && !dex->GetDebugInfo().Path.IsEmpty()) {
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result << "\nLocation:\n";
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ShowCodeFragment(result, dex->GetDebugInfo());
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}
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if (!uex) {
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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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return Utility::FormatErrorNumber(e.value());
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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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