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aka_error.hh
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			/**
			* @file aka_error.hh
			*
			* @author Nicolas Richart <nicolas.richart@epfl.ch>
			*
			* @date creation: Mon Jun 14 2010
			* @date last modification: Mon Jul 13 2015
			*
			* @brief error management and internal exceptions
			*
			* @section LICENSE
			*
			* Copyright (©) 2010-2012, 2014, 2015 EPFL (Ecole Polytechnique Fédérale de
			* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
			* Solides)
			*
			* Akantu is free software: you can redistribute it and/or modify it under the
			* terms of the GNU Lesser General Public License as published by the Free
			* Software Foundation, either version 3 of the License, or (at your option) any
			* later version.
			*
			* Akantu 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 Lesser General Public License for more
			* details.
			*
			* You should have received a copy of the GNU Lesser General Public License
			* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
			*
			*/
			/* -------------------------------------------------------------------------- */
			#include <sstream>
			#include <typeinfo>
			#include <utility>
			/* -------------------------------------------------------------------------- */

			/* -------------------------------------------------------------------------- */
			#ifndef __AKANTU_ERROR_HH__
			#define __AKANTU_ERROR_HH__

			namespace akantu {
			/* -------------------------------------------------------------------------- */
			enum DebugLevel {
			dbl0 = 0,
			dblError = 0,
			dblAssert = 0,
			dbl1 = 1,
			dblException = 1,
			dblCritical = 1,
			dbl2 = 2,
			dblMajor = 2,
			dbl3 = 3,
			dblCall = 3,
			dblSecondary = 3,
			dblHead = 3,
			dbl4 = 4,
			dblWarning = 4,
			dbl5 = 5,
			dblInfo = 5,
			dbl6 = 6,
			dblIn = 6,
			dblOut = 6,
			dbl7 = 7,
			dbl8 = 8,
			dblTrace = 8,
			dbl9 = 9,
			dblAccessory = 9,
			dbl10 = 10,
			dblDebug = 42,
			dbl100 = 100,
			dblDump = 100,
			dblTest = 1337
			};

			/* -------------------------------------------------------------------------- */
			#define AKANTU_LOCATION \
			"(" << __func__ << "(): " << __FILE__ << ":" << __LINE__ << ")"

			/* -------------------------------------------------------------------------- */
			namespace debug {
			void setDebugLevel(const DebugLevel & level);
			const DebugLevel & getDebugLevel();

			void initSignalHandler();
			std::string demangle(const char * symbol);
			std::string exec(const std::string & cmd);

			void printBacktrace(int sig);

			void exit(int status) __attribute__((noreturn));
			/* ------------------------------------------------------------------------ */
			/// exception class that can be thrown by akantu
			class Exception : public std::exception {
			/* ---------------------------------------------------------------------- */
			/* Constructors/Destructors */
			/* ---------------------------------------------------------------------- */
			protected:
			explicit Exception(std::string info = "")
			: _info(std::move(info)), _file("") {}

			public:
			//! full constructor
			Exception(std::string info, std::string file, unsigned int line)
			: _info(std::move(info)), _file(std::move(file)), _line(line) {}

			//! destructor
			~Exception() noexcept override = default;

			/* ---------------------------------------------------------------------- */
			/* Methods */
			/* ---------------------------------------------------------------------- */
			public:
			const char * what() const noexcept override { return _info.c_str(); }

			virtual const std::string info() const noexcept {
			std::stringstream stream;
			stream << debug::demangle(typeid(*this).name()) << " : " << _info << " ["
			<< _file << ":" << _line << "]";
			return stream.str();
			}

			public:
			void setInfo(const std::string & info) { _info = info; }
			void setFile(const std::string & file) { _file = file; }
			void setLine(unsigned int line) { _line = line; }
			/* ---------------------------------------------------------------------- */
			/* Class Members */
			/* ---------------------------------------------------------------------- */
			protected:
			/// exception description and additionals
			std::string _info;

			private:
			/// file it is thrown from
			std::string _file;

			/// ligne it is thrown from
			unsigned int _line{0};
			};

			class CriticalError : public Exception {};
			class AssertException : public Exception {};

			/// standard output stream operator
			inline std::ostream & operator<<(std::ostream & stream,
			const Exception & _this) {
			stream << _this.what();
			return stream;
			}

			/* --------------------------------------------------------------------------
			*/
			class Debugger {
			public:
			Debugger();
			virtual ~Debugger();
			Debugger(const Debugger &) = default;
			Debugger & operator=(const Debugger &) = default;

			void exit(int status) __attribute__((noreturn));

			void throwException(const std::string & info, const std::string & file,
			unsigned int line, bool, const std::string &) const
			noexcept(false) __attribute__((noreturn));

			/----------------------------------------------------------------------- /
			template <class Except>
			void throwCustomException(const Except & ex, const std::string & info,
			const std::string & file, unsigned int line) const
			noexcept(false) __attribute__((noreturn));
			/----------------------------------------------------------------------- /
			template <class Except>
			void throwCustomException(const Except & ex, const std::string & file,
			unsigned int line) const noexcept(false)
			__attribute__((noreturn));

			void printMessage(const std::string & prefix, const DebugLevel & level,
			const std::string & info) const;

			void setOutStream(std::ostream & out) { cout = &out; }
			std::ostream & getOutStream() { return *cout; }

			public:
			void setParallelContext(int rank, int size);

			void setDebugLevel(const DebugLevel & level);
			const DebugLevel & getDebugLevel() const;

			void setLogFile(const std::string & filename);
			std::ostream & getOutputStream();

			inline bool testLevel(const DebugLevel & level) const {
			return (this->level >= (level));
			}

			void printBacktrace(bool on_off) { this->print_backtrace = on_off; }
			bool printBacktrace() { return this->print_backtrace; }

			private:
			std::string parallel_context;
			std::ostream * cout;
			bool file_open;
			DebugLevel level;
			bool print_backtrace;
			};

			extern Debugger debugger;
			} // namespace debug

			/* -------------------------------------------------------------------------- */
			#define AKANTU_STRINGSTREAM_IN(_str, _sstr) \
			; \
			do { \
			std::stringstream _dbg_s_info; \
			_dbg_s_info << _sstr; \
			_str = _dbg_s_info.str(); \
			} while (false)

			/* -------------------------------------------------------------------------- */
			#define AKANTU_EXCEPTION(info) AKANTU_EXCEPTION_(info, false)

			#define AKANTU_SILENT_EXCEPTION(info) AKANTU_EXCEPTION_(info, true)

			#define AKANTU_EXCEPTION_(info, silent) \
			do { \
			std::stringstream _dbg_str; \
			_dbg_str << info; \
			std::stringstream _dbg_loc; \
			_dbg_loc << AKANTU_LOCATION; \
			::akantu::debug::debugger.throwException( \
			_dbg_str.str(), __FILE__, __LINE__, silent, _dbg_loc.str()); \
			} while (false)

			#define AKANTU_CUSTOM_EXCEPTION_INFO(ex, info) \
			do { \
			std::stringstream _dbg_str; \
			_dbg_str << info; \
			::akantu::debug::debugger.throwCustomException(ex, _dbg_str.str(), \
			__FILE__, __LINE__); \
			} while (false)

			#define AKANTU_CUSTOM_EXCEPTION(ex) \
			do { \
			::akantu::debug::debugger.throwCustomException(ex, __FILE__, __LINE__); \
			} while (false)

			/* -------------------------------------------------------------------------- */
			#ifdef AKANTU_NDEBUG
			#define AKANTU_DEBUG_TEST(level) (false)
			#define AKANTU_DEBUG_LEVEL_IS_TEST() \
			(::akantu::debug::debugger.testLevel(dblTest))
			#define AKANTU_DEBUG(level, info)
			#define AKANTU_DEBUG_(pref, level, info)
			#define AKANTU_DEBUG_IN()
			#define AKANTU_DEBUG_OUT()
			#define AKANTU_DEBUG_INFO(info)
			#define AKANTU_DEBUG_WARNING(info)
			#define AKANTU_DEBUG_TRACE(info)
			#define AKANTU_DEBUG_ASSERT(test, info)
			#define AKANTU_DEBUG_ERROR(info) \
			AKANTU_CUSTOM_EXCEPTION_INFO(::akantu::debug::CriticalError(), info)
			#define AKANTU_DEBUG_TO_IMPLEMENT() ::akantu::debug::debugger.exit(EXIT_FAILURE)

			/* -------------------------------------------------------------------------- */
			#else
			#define AKANTU_DEBUG(level, info) AKANTU_DEBUG_(" ", level, info)

			#define AKANTU_DEBUG_(pref, level, info) \
			do { \
			std::string _dbg_str; \
			AKANTU_STRINGSTREAM_IN(_dbg_str, info << " " << AKANTU_LOCATION); \
			::akantu::debug::debugger.printMessage(pref, level, _dbg_str); \
			} while (false)

			#define AKANTU_DEBUG_TEST(level) (::akantu::debug::debugger.testLevel(level))

			#define AKANTU_DEBUG_LEVEL_IS_TEST() \
			(::akantu::debug::debugger.testLevel(dblTest))

			#define AKANTU_DEBUG_IN() \
			AKANTU_DEBUG_("==>", ::akantu::dblIn, __func__ << "()")

			#define AKANTU_DEBUG_OUT() \
			AKANTU_DEBUG_("<==", ::akantu::dblOut, __func__ << "()")

			#define AKANTU_DEBUG_INFO(info) AKANTU_DEBUG_("---", ::akantu::dblInfo, info)

			#define AKANTU_DEBUG_WARNING(info) \
			AKANTU_DEBUG_("/!\\", ::akantu::dblWarning, info)

			#define AKANTU_DEBUG_TRACE(info) AKANTU_DEBUG_(">>>", ::akantu::dblTrace, info)

			#define AKANTU_DEBUG_ASSERT(test, info) \
			do { \
			if (not (test)) \
			AKANTU_CUSTOM_EXCEPTION_INFO(::akantu::debug::AssertException(), \
			"assert [" << #test << "] " << info); \
			} while (false)

			#define AKANTU_DEBUG_ERROR(info) \
			do { \
			AKANTU_DEBUG_("!!! ", ::akantu::dblError, info); \
			std::terminate(); \
			} while (false)

			#define AKANTU_DEBUG_TO_IMPLEMENT() \
			AKANTU_DEBUG_ERROR(__func__ << " : not implemented yet !")
			#endif // AKANTU_NDEBUG

			/* -------------------------------------------------------------------------- */

			namespace debug {
			/* ------------------------------------------------------------------------ */
			template <class Except>
			void Debugger::throwCustomException(const Except & ex,
			const std::string & info,
			const std::string & file,
			unsigned int line) const noexcept(false) {
			auto & nc_ex = const_cast<Except &>(ex);
			nc_ex.setInfo(info);
			nc_ex.setFile(file);
			nc_ex.setLine(line);
			throw ex;
			}
			/* ------------------------------------------------------------------------ */
			template <class Except>
			void Debugger::throwCustomException(const Except & ex,
			const std::string & file,
			unsigned int line) const noexcept(false) {
			auto & nc_ex = const_cast<Except &>(ex);
			nc_ex.setFile(file);
			nc_ex.setLine(line);
			throw ex;
			}
			} // namespace debug
			} // namespace akantu

			#endif /* __AKANTU_ERROR_HH__ */

rAKA/src/common/aka_error.hh79286ef9af64bugfixes/46-bug-in…

aka_error.hhView Options

rAKA/src/common/aka_error.hh
79286ef9af64bugfixes/46-bug-in…

aka_error.hh
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