190 lines
5.6 KiB
C++
190 lines
5.6 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2012 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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#ifndef CPPCHECK_H
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#define CPPCHECK_H
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#include "settings.h"
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#include "errorlogger.h"
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#include "checkunusedfunctions.h"
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#include <string>
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#include <list>
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#include <sstream>
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/// @addtogroup Core
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/// @{
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/**
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* @brief This is the base class which will use other classes to do
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* static code analysis for C and C++ code to find possible
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* errors or places that could be improved.
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* Usage: See check() for more info.
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*/
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class CppCheck : ErrorLogger {
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public:
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/**
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* @brief Constructor.
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*/
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CppCheck(ErrorLogger &errorLogger, bool useGlobalSuppressions);
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/**
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* @brief Destructor.
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*/
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virtual ~CppCheck();
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/**
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* @brief This starts the actual checking. Note that you must call
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* parseFromArgs() or settings() and addFile() before calling this.
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* @return amount of errors found or 0 if none were found.
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*/
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/**
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* @brief Check the file.
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* This function checks one given file for errors.
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* @param path Path to the file to check.
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* @return amount of errors found or 0 if none were found.
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* @note You must set settings before calling this function (by calling
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* settings()).
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*/
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unsigned int check(const std::string &path);
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/**
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* @brief Check the file.
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* This function checks one "virtual" file. The file is not read from
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* the disk but the content is given in @p content. In errors the @p path
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* is used as a filename.
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* @param path Path to the file to check.
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* @param content File content as a string.
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* @return amount of errors found or 0 if none were found.
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* @note You must set settings before calling this function (by calling
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* settings()).
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*/
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unsigned int check(const std::string &path, const std::string &content);
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/**
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* @brief Check function usage.
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* @note Call this after all files has been checked
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*/
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void checkFunctionUsage();
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/**
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* @brief Get reference to current settings.
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* @return a reference to current settings
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*/
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Settings &settings();
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/**
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* @brief Returns current version number as a string.
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* @return version, e.g. "1.38"
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*/
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static const char * version();
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/**
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* @brief Returns extra version info as a string.
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* This is for returning extra version info, like Git commit id, build
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* time/date etc.
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* @return extra version info, e.g. "04d42151" (Git commit id).
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*/
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static const char * extraVersion();
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virtual void reportStatus(unsigned int fileindex, unsigned int filecount, size_t sizedone, size_t sizetotal);
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/**
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* @brief Terminate checking. The checking will be terminated as soon as possible.
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*/
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void terminate() {
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_settings.terminate();
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}
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/**
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* @brief Call all "getErrorMessages" in all registered Check classes.
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* Also print out XML header and footer.
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*/
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void getErrorMessages();
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/**
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* @brief Analyse file - It's public so unit tests can be written
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*/
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void analyseFile(std::istream &f, const std::string &filename);
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/**
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* @brief Get dependencies. Use this after calling 'check'.
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*/
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const std::set<std::string>& dependencies() const {
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return _dependencies;
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}
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private:
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/** @brief Process one file. */
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unsigned int processFile(const std::string& filename);
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/** @brief Check file */
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void checkFile(const std::string &code, const char FileName[]);
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/**
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* @brief Errors and warnings are directed here.
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*
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* @param msg Errors messages are normally in format
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* "[filepath:line number] Message", e.g.
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* "[main.cpp:4] Uninitialized member variable"
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*/
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virtual void reportErr(const ErrorLogger::ErrorMessage &msg);
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/**
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* @brief Information about progress is directed here.
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*
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* @param outmsg Message to show, e.g. "Checking main.cpp..."
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*/
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virtual void reportOut(const std::string &outmsg);
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/**
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* @brief Check given code. If error is found, return true
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* and print out source of the file. Try to reduce the code
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* while still showing the error.
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*/
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bool findError(std::string code, const char FileName[]);
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/**
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* @brief Replace "from" strings with "to" strings in "code"
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* and return it.
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*/
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static void replaceAll(std::string& code, const std::string &from, const std::string &to);
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unsigned int exitcode;
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std::list<std::string> _errorList;
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std::ostringstream _errout;
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Settings _settings;
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bool _useGlobalSuppressions;
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std::string _fileContent;
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std::set<std::string> _dependencies;
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void reportProgress(const std::string &filename, const char stage[], const unsigned int value);
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CheckUnusedFunctions _checkUnusedFunctions;
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ErrorLogger &_errorLogger;
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/** @brief Current preprocessor configuration */
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std::string cfg;
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};
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/// @}
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#endif // CPPCHECK_H
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