274 lines
7.7 KiB
C++
274 lines
7.7 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2010 Daniel Marjamäki and Cppcheck team.
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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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#include "errorlogger.h"
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#include "tokenize.h"
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#include "token.h"
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#include <sstream>
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ErrorLogger::ErrorMessage::ErrorMessage()
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{
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}
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#include <iostream>
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ErrorLogger::ErrorMessage::ErrorMessage(const std::list<FileLocation> &callStack, const std::string &severity, const std::string &msg, const std::string &id)
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{
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_callStack = callStack;
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_severity = severity;
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_msg = msg;
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_id = id;
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}
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std::string ErrorLogger::ErrorMessage::serialize() const
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{
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std::ostringstream oss;
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oss << _id.length() << " " << _id;
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oss << _severity.length() << " " << _severity;
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oss << _msg.length() << " " << _msg;
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oss << _callStack.size() << " ";
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for (std::list<ErrorLogger::ErrorMessage::FileLocation>::const_iterator tok = _callStack.begin(); tok != _callStack.end(); ++tok)
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{
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std::ostringstream smallStream;
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smallStream << (*tok).line << ":" << (*tok).getfile();
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oss << smallStream.str().length() << " " << smallStream.str();
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}
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return oss.str();
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}
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bool ErrorLogger::ErrorMessage::deserialize(const std::string &data)
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{
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_callStack.clear();
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std::istringstream iss(data);
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std::vector<std::string> results;
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while (iss.good())
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{
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unsigned int len = 0;
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if (!(iss >> len))
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return false;
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iss.get();
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std::string temp;
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for (unsigned int i = 0; i < len && iss.good(); ++i)
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{
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char c = static_cast<char>(iss.get());
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temp.append(1, c);
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}
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results.push_back(temp);
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if (results.size() == 3)
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break;
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}
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_id = results[0];
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_severity = results[1];
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_msg = results[2];
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unsigned int stackSize = 0;
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if (!(iss >> stackSize))
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return false;
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while (iss.good())
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{
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unsigned int len = 0;
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if (!(iss >> len))
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return false;
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iss.get();
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std::string temp;
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for (unsigned int i = 0; i < len && iss.good(); ++i)
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{
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char c = static_cast<char>(iss.get());
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temp.append(1, c);
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}
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ErrorLogger::ErrorMessage::FileLocation loc;
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loc.file = temp.substr(temp.find(':') + 1);
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temp = temp.substr(0, temp.find(':'));
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std::istringstream fiss(temp);
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fiss >> loc.line;
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_callStack.push_back(loc);
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if (_callStack.size() >= stackSize)
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break;
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}
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return true;
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}
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std::string ErrorLogger::ErrorMessage::getXMLHeader()
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{
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return "<?xml version=\"1.0\"?>\n"
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"<results>";
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}
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std::string ErrorLogger::ErrorMessage::getXMLFooter()
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{
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return "</results>";
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}
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static std::string stringToXml(std::string s)
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{
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std::string::size_type pos = 0;
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while ((pos = s.find_first_of("<>&\"", pos)) != std::string::npos)
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{
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if (s[pos] == '<')
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s.insert(pos + 1, "<");
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else if (s[pos] == '>')
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s.insert(pos + 1, ">");
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else if (s[pos] == '&')
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s.insert(pos + 1, "&");
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else if (s[pos] == '"')
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s.insert(pos + 1, """);
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s.erase(pos, 1);
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++pos;
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}
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return s;
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}
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std::string ErrorLogger::ErrorMessage::toXML() const
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{
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std::ostringstream xml;
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xml << "<error";
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if (!_callStack.empty())
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{
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xml << " file=\"" << stringToXml(_callStack.back().getfile()) << "\"";
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xml << " line=\"" << _callStack.back().line << "\"";
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}
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xml << " id=\"" << _id << "\"";
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xml << " severity=\"" << _severity << "\"";
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xml << " msg=\"" << stringToXml(_msg) << "\"";
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xml << "/>";
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return xml.str();
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}
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void ErrorLogger::ErrorMessage::findAndReplace(std::string &source, const std::string &searchFor, const std::string &replaceWith)
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{
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std::string::size_type index = 0;
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while ((index = source.find(searchFor, index)) != std::string::npos)
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{
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source.replace(index, searchFor.length(), replaceWith);
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index += replaceWith.length() - searchFor.length() + 1;
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}
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}
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std::string ErrorLogger::ErrorMessage::toText(const std::string &outputFormat) const
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{
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if (outputFormat.length() == 0)
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{
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std::ostringstream text;
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if (!_callStack.empty())
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text << callStackToString(_callStack) << ": ";
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if (!_severity.empty())
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text << "(" << _severity << ") ";
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text << _msg;
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return text.str();
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}
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else
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{
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std::string result = outputFormat;
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findAndReplace(result, "{id}", _id);
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findAndReplace(result, "{severity}", _severity);
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findAndReplace(result, "{message}", _msg);
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if (!_callStack.empty())
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{
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std::ostringstream oss;
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oss << _callStack.back().line;
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findAndReplace(result, "{line}", oss.str());
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findAndReplace(result, "{file}", _callStack.back().getfile());
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}
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else
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{
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findAndReplace(result, "{file}", "");
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findAndReplace(result, "{line}", "");
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}
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return result;
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}
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}
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void ErrorLogger::_writemsg(const Tokenizer *tokenizer, const Token *tok, const char severity[], const std::string &msg, const std::string &id)
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{
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std::list<const Token *> callstack;
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callstack.push_back(tok);
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_writemsg(tokenizer, callstack, severity, msg, id);
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}
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void ErrorLogger::_writemsg(const Tokenizer *tokenizer, const std::list<const Token *> &callstack, const char severity[], const std::string &msg, const std::string &id)
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{
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std::list<ErrorLogger::ErrorMessage::FileLocation> locationList;
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for (std::list<const Token *>::const_iterator tok = callstack.begin(); tok != callstack.end(); ++tok)
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{
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ErrorLogger::ErrorMessage::FileLocation loc;
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loc.file = tokenizer->file(*tok);
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loc.line = (*tok)->linenr();
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locationList.push_back(loc);
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}
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reportErr(ErrorLogger::ErrorMessage(locationList, severity, msg, id));
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}
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std::string ErrorLogger::callStackToString(const std::list<ErrorLogger::ErrorMessage::FileLocation> &callStack)
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{
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std::ostringstream ostr;
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for (std::list<ErrorLogger::ErrorMessage::FileLocation>::const_iterator tok = callStack.begin(); tok != callStack.end(); ++tok)
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ostr << (tok == callStack.begin() ? "" : " -> ") << "[" << (*tok).getfile() << ":" << (*tok).line << "]";
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return ostr.str();
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}
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std::string ErrorLogger::ErrorMessage::FileLocation::getfile() const
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{
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std::string f(file);
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// replace "/ab/.." with "/"..
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std::string::size_type pos = 0;
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while ((pos = f.find("..", pos + 1)) != std::string::npos)
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{
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// position must be at least 4..
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if (pos < 4)
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continue;
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// Previous char must be a separator..
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if (f[pos-1] != '/' && f[pos-2] != '\\')
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continue;
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// Next char must be a separator..
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if (f[pos+2] != '/' && f[pos+2] != '\\')
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continue;
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// Locate previous separator..
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std::string::size_type sep = f.find_last_of("/\\", pos - 2);
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if (sep == std::string::npos)
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continue;
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// Delete substring..
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f.erase(sep, pos + 2 - sep);
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pos = sep;
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}
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return f;
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}
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