246 lines
7.6 KiB
C++
246 lines
7.6 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2023 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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//---------------------------------------------------------------------------
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#ifndef cppcheckH
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#define cppcheckH
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//---------------------------------------------------------------------------
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#include "analyzerinfo.h"
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#include "check.h"
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#include "color.h"
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#include "config.h"
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#include "errorlogger.h"
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#include "importproject.h"
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#include "settings.h"
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#include <cstddef>
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#include <fstream> // IWYU pragma: keep
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#include <functional>
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#include <list>
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#include <map>
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#include <string>
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#include <vector>
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class Tokenizer;
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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 CPPCHECKLIB CppCheck : ErrorLogger {
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public:
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using ExecuteCmdFn = std::function<int (std::string,std::vector<std::string>,std::string,std::string&)>;
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/**
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* @brief Constructor.
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*/
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CppCheck(ErrorLogger &errorLogger,
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bool useGlobalSuppressions,
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ExecuteCmdFn executeCommand);
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/**
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* @brief Destructor.
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*/
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~CppCheck() override;
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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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unsigned int check(const ImportProject::FileSettings &fs);
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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 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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/**
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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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static void getErrorMessages(ErrorLogger &errorlogger);
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void tooManyConfigsError(const std::string &file, const int numberOfConfigurations);
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void purgedConfigurationMessage(const std::string &file, const std::string& configuration);
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/** Analyse whole program, run this after all TUs has been scanned.
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* This is deprecated and the plan is to remove this when
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* .analyzeinfo is good enough.
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* Return true if an error is reported.
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*/
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bool analyseWholeProgram();
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/** Analyze all files using clang-tidy */
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void analyseClangTidy(const ImportProject::FileSettings &fileSettings);
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/** analyse whole program use .analyzeinfo files */
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void analyseWholeProgram(const std::string &buildDir, const std::map<std::string, std::size_t> &files);
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/** Check if the user wants to check for unused functions
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* and if it's possible at all */
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bool isUnusedFunctionCheckEnabled() const;
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/** Remove *.ctu-info files */
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void removeCtuInfoFiles(const std::map<std::string, std::size_t>& files); // cppcheck-suppress functionConst // has side effects
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static void resetTimerResults();
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static void printTimerResults(SHOWTIME_MODES mode);
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private:
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#ifdef HAVE_RULES
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/** Are there "simple" rules */
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bool hasRule(const std::string &tokenlist) const;
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#endif
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/** @brief There has been an internal error => Report information message */
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void internalError(const std::string &filename, const std::string &msg);
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/**
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* @brief Check a file using stream
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* @param filename file name
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* @param cfgname cfg name
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* @param fileStream stream the file content can be read from
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* @return number of errors found
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*/
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unsigned int checkFile(const std::string& filename, const std::string &cfgname, std::istream* fileStream = nullptr);
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/**
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* @brief Check raw tokens
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* @param tokenizer tokenizer instance
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*/
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void checkRawTokens(const Tokenizer &tokenizer);
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/**
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* @brief Check normal tokens
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* @param tokenizer tokenizer instance
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*/
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void checkNormalTokens(const Tokenizer &tokenizer);
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/**
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* Execute addons
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*/
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void executeAddons(const std::vector<std::string>& files);
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void executeAddons(const std::string &dumpFile);
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/**
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* Execute addons
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*/
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void executeAddonsWholeProgram(const std::map<std::string, std::size_t> &files);
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#ifdef HAVE_RULES
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/**
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* @brief Execute rules, if any
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* @param tokenlist token list to use (normal / simple)
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* @param tokenizer tokenizer
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*/
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void executeRules(const std::string &tokenlist, const Tokenizer &tokenizer);
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#endif
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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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void reportErr(const ErrorMessage &msg) override;
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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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void reportOut(const std::string &outmsg, Color c = Color::Reset) override;
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std::list<std::string> mErrorList;
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Settings mSettings;
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void reportProgress(const std::string &filename, const char stage[], const std::size_t value) override;
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ErrorLogger &mErrorLogger;
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/** @brief Current preprocessor configuration */
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std::string mCurrentConfig;
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unsigned int mExitCode{};
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bool mUseGlobalSuppressions;
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/** Are there too many configs? */
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bool mTooManyConfigs{};
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/** File info used for whole program analysis */
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std::list<Check::FileInfo*> mFileInfo;
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AnalyzerInformation mAnalyzerInformation;
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/** Callback for executing a shell command (exe, args, output) */
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ExecuteCmdFn mExecuteCommand;
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std::ofstream mPlistFile;
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};
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/// @}
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//---------------------------------------------------------------------------
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#endif // cppcheckH
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