140 lines
4.6 KiB
C++
140 lines
4.6 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2014 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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//---------------------------------------------------------------------------
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#ifndef checkH
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#define checkH
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//---------------------------------------------------------------------------
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#include "config.h"
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#include "token.h"
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#include "tokenize.h"
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#include "settings.h"
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#include "errorlogger.h"
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#include <list>
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#include <set>
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/// @addtogroup Core
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/// @{
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/**
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* @brief Interface class that cppcheck uses to communicate with the checks.
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* All checking classes must inherit from this class
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*/
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class CPPCHECKLIB Check {
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public:
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/** This constructor is used when registering the CheckClass */
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explicit Check(const std::string &aname);
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/** This constructor is used when running checks. */
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Check(const std::string &aname, const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
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: _tokenizer(tokenizer), _settings(settings), _errorLogger(errorLogger), _name(aname) {
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}
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virtual ~Check() {
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if (!_tokenizer)
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instances().remove(this);
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}
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/** List of registered check classes. This is used by Cppcheck to run checks and generate documentation */
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static std::list<Check *> &instances() {
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static std::list<Check *> _instances;
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return _instances;
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}
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/** run checks, the token list is not simplified */
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virtual void runChecks(const Tokenizer *, const Settings *, ErrorLogger *) {
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}
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/** run checks, the token list is simplified */
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virtual void runSimplifiedChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger) = 0;
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/** get error messages */
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virtual void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings) const = 0;
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/** class name, used to generate documentation */
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const std::string& name() const {
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return _name;
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}
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/** get information about this class, used to generate documentation */
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virtual std::string classInfo() const = 0;
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/**
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* Write given error to errorlogger or to out stream in xml format.
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* This is for for printout out the error list with --errorlist
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* @param errmsg Error message to write
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*/
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static void reportError(const ErrorLogger::ErrorMessage &errmsg);
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bool inconclusiveFlag() const {
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return _settings && _settings->inconclusive;
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}
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/** Base class used for whole-program analysis */
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class FileInfo {
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public:
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FileInfo() {}
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virtual ~FileInfo() {}
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};
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virtual FileInfo * getFileInfo(const Tokenizer *tokenizer) const {
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(void)tokenizer;
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return nullptr;
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}
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virtual void analyseWholeProgram(const std::list<FileInfo*> &fileInfo, ErrorLogger &errorLogger) {
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(void)fileInfo;
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(void)errorLogger;
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}
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protected:
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const Tokenizer * const _tokenizer;
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const Settings * const _settings;
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ErrorLogger * const _errorLogger;
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/** report an error */
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template<typename T, typename U>
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void reportError(const Token *tok, const Severity::SeverityType severity, const T id, const U msg, bool inconclusive = false) {
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std::list<const Token *> callstack(1, tok);
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reportError(callstack, severity, id, msg, inconclusive);
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}
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/** report an error */
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template<typename T, typename U>
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void reportError(const std::list<const Token *> &callstack, Severity::SeverityType severity, const T id, const U msg, bool inconclusive = false) {
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ErrorLogger::ErrorMessage errmsg(callstack, _tokenizer?&_tokenizer->list:0, severity, id, msg, inconclusive);
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if (_errorLogger)
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_errorLogger->reportErr(errmsg);
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else
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reportError(errmsg);
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}
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private:
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const std::string _name;
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/** disabled assignment operator and copy constructor */
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void operator=(const Check &);
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Check(const Check &);
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};
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/// @}
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//---------------------------------------------------------------------------
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#endif // checkH
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