81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2006 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "Exception.h"
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#include <sstream>
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namespace aria2 {
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Exception::Exception(const char* file, int line, const std::string& msg):
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file_(file), line_(line), errno_(0), msg_(msg) {}
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Exception::Exception(const char* file, int line, const std::string& msg,
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const Exception& cause):
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file_(file), line_(line), errno_(0), msg_(msg), cause_(cause.copy()) {}
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Exception::Exception(const char* file, int line, const Exception& e):
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file_(file), line_(line), errno_(0), msg_(e.msg_), cause_(e.cause_)
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{}
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Exception::Exception
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(const char* file, int line, int errnoArg, const std::string& msg):
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file_(file), line_(line), errno_(errnoArg), msg_(msg) {}
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Exception::~Exception() throw() {}
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std::string Exception::stackTrace() const
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{
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std::stringstream s;
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s << "Exception: " << "[" << file_ << ":" << line_ << "] ";
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if(errno_) {
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s << "errno=" << errno_ << " ";
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}
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s << what() << "\n";
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SharedHandle<Exception> e = cause_;
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while(e) {
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s << " -> " << "[" << e->file_ << ":" << e->line_ << "] "
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<< e->what() << "\n";
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e = e->cause_;
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}
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return s.str();
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}
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const char* Exception::what() const throw()
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{
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return msg_.c_str();
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}
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} // namespace aria2
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