/* * Cppcheck - A tool for static C/C++ code analysis * Copyright (C) 2007-2010 Daniel Marjamäki and Cppcheck team. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #include "errorlogger.h" #include "tokenize.h" #include "token.h" #include ErrorLogger::ErrorMessage::ErrorMessage() :_severity(Severity::none) { } #include ErrorLogger::ErrorMessage::ErrorMessage(const std::list &callStack, Severity::SeverityType severity, const std::string &msg, const std::string &id) { _callStack = callStack; _severity = severity; _msg = msg; _id = id; } std::string ErrorLogger::ErrorMessage::serialize() const { std::ostringstream oss; oss << _id.length() << " " << _id; oss << Severity::toString(_severity).length() << " " << Severity::toString(_severity); oss << _msg.length() << " " << _msg; oss << _callStack.size() << " "; for (std::list::const_iterator tok = _callStack.begin(); tok != _callStack.end(); ++tok) { std::ostringstream smallStream; smallStream << (*tok).line << ":" << (*tok).getfile(); oss << smallStream.str().length() << " " << smallStream.str(); } return oss.str(); } bool ErrorLogger::ErrorMessage::deserialize(const std::string &data) { _callStack.clear(); std::istringstream iss(data); std::vector results; while (iss.good()) { unsigned int len = 0; if (!(iss >> len)) return false; iss.get(); std::string temp; for (unsigned int i = 0; i < len && iss.good(); ++i) { char c = static_cast(iss.get()); temp.append(1, c); } results.push_back(temp); if (results.size() == 3) break; } _id = results[0]; _severity = Severity::fromString(results[1]); _msg = results[2]; unsigned int stackSize = 0; if (!(iss >> stackSize)) return false; while (iss.good()) { unsigned int len = 0; if (!(iss >> len)) return false; iss.get(); std::string temp; for (unsigned int i = 0; i < len && iss.good(); ++i) { char c = static_cast(iss.get()); temp.append(1, c); } ErrorLogger::ErrorMessage::FileLocation loc; loc.file = temp.substr(temp.find(':') + 1); temp = temp.substr(0, temp.find(':')); std::istringstream fiss(temp); fiss >> loc.line; _callStack.push_back(loc); if (_callStack.size() >= stackSize) break; } return true; } std::string ErrorLogger::ErrorMessage::getXMLHeader() { return "\n" ""; } std::string ErrorLogger::ErrorMessage::getXMLFooter() { return ""; } static std::string stringToXml(std::string s) { std::string::size_type pos = 0; while ((pos = s.find_first_of("<>&\"", pos)) != std::string::npos) { if (s[pos] == '<') s.insert(pos + 1, "<"); else if (s[pos] == '>') s.insert(pos + 1, ">"); else if (s[pos] == '&') s.insert(pos + 1, "&"); else if (s[pos] == '"') s.insert(pos + 1, """); s.erase(pos, 1); ++pos; } return s; } std::string ErrorLogger::ErrorMessage::toXML() const { std::ostringstream xml; xml << ""; return xml.str(); } void ErrorLogger::ErrorMessage::findAndReplace(std::string &source, const std::string &searchFor, const std::string &replaceWith) { std::string::size_type index = 0; while ((index = source.find(searchFor, index)) != std::string::npos) { source.replace(index, searchFor.length(), replaceWith); index += replaceWith.length() - searchFor.length() + 1; } } std::string ErrorLogger::ErrorMessage::toString(const std::string &outputFormat) const { if (outputFormat.length() == 0) { std::ostringstream text; if (!_callStack.empty()) text << callStackToString(_callStack) << ": "; if (_severity != Severity::none) text << "(" << Severity::toString(_severity) << ") "; text << _msg; return text.str(); } else { std::string result = outputFormat; findAndReplace(result, "{id}", _id); findAndReplace(result, "{severity}", Severity::toString(_severity)); findAndReplace(result, "{message}", _msg); if (!_callStack.empty()) { std::ostringstream oss; oss << _callStack.back().line; findAndReplace(result, "{line}", oss.str()); findAndReplace(result, "{file}", _callStack.back().getfile()); } else { findAndReplace(result, "{file}", ""); findAndReplace(result, "{line}", ""); } return result; } } void ErrorLogger::_writemsg(const Tokenizer *tokenizer, const Token *tok, const char severity[], const std::string &msg, const std::string &id) { std::list callstack; callstack.push_back(tok); _writemsg(tokenizer, callstack, severity, msg, id); } void ErrorLogger::_writemsg(const Tokenizer *tokenizer, const std::list &callstack, const char severity[], const std::string &msg, const std::string &id) { std::list locationList; for (std::list::const_iterator tok = callstack.begin(); tok != callstack.end(); ++tok) { ErrorLogger::ErrorMessage::FileLocation loc; loc.file = tokenizer->file(*tok); loc.line = (*tok)->linenr(); locationList.push_back(loc); } std::string strseverity(severity); reportErr(ErrorLogger::ErrorMessage(locationList, Severity::fromString(strseverity), msg, id)); } std::string ErrorLogger::callStackToString(const std::list &callStack) { std::ostringstream ostr; for (std::list::const_iterator tok = callStack.begin(); tok != callStack.end(); ++tok) ostr << (tok == callStack.begin() ? "" : " -> ") << "[" << (*tok).getfile() << ":" << (*tok).line << "]"; return ostr.str(); } std::string ErrorLogger::ErrorMessage::FileLocation::getfile() const { std::string f(file); // replace "/ab/.." with "/".. std::string::size_type pos = 0; while ((pos = f.find("..", pos + 1)) != std::string::npos) { // position must be at least 4.. if (pos < 4) continue; // Previous char must be a separator.. if (f[pos-1] != '/' && f[pos-2] != '\\') continue; // Next char must be a separator.. if (f[pos+2] != '/' && f[pos+2] != '\\') continue; // Locate previous separator.. std::string::size_type sep = f.find_last_of("/\\", pos - 2); if (sep == std::string::npos) continue; // Delete substring.. f.erase(sep, pos + 2 - sep); pos = sep; } return f; }