115 lines
5.8 KiB
C++
115 lines
5.8 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2011 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 CheckNonReentrantFunctionsH
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#define CheckNonReentrantFunctionsH
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//---------------------------------------------------------------------------
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#include "check.h"
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#include <string>
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#include <list>
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/// @addtogroup Checks
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/// @{
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/**
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* @brief Using non reentrant functions that can be replaced by their reentrant versions
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*/
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class CheckNonReentrantFunctions : public Check
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{
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public:
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/** This constructor is used when registering the CheckNonReentrantFunctions */
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CheckNonReentrantFunctions() : Check(myName())
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{
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initNonReentrantFunctions();
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}
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/** This constructor is used when running checks. */
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CheckNonReentrantFunctions(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
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: Check(myName(), tokenizer, settings, errorLogger)
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{
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initNonReentrantFunctions();
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}
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void runSimplifiedChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
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{
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CheckNonReentrantFunctions checkNonReentrantFunctions(tokenizer, settings, errorLogger);
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checkNonReentrantFunctions.nonReentrantFunctions();
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}
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/** Check for non reentrant functions */
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void nonReentrantFunctions();
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private:
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/* function name / error message */
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std::list< std::pair< const std::string, const std::string> > _nonReentrantFunctions;
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/** init nonreentrant functions list ' */
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void initNonReentrantFunctions()
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{
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_nonReentrantFunctions.push_back(std::make_pair("crypt","Found non reentrant function 'crypt'. For threadsafe applications it is recommended to use the reentrant replacement function 'crypt_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("getlogin","Found non reentrant function 'getlogin'. For threadsafe applications it is recommended to use the reentrant replacement function 'getlogin_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("ttyname","Found non reentrant function 'ttyname'. For threadsafe applications it is recommended to use the reentrant replacement function 'ttyname_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("asctime","Found non reentrant function 'asctime'. For threadsafe applications it is recommended to use the reentrant replacement function 'asctime_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("ctime","Found non reentrant function 'ctime'. For threadsafe applications it is recommended to use the reentrant replacement function 'ctime_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("gmtime","Found non reentrant function 'gmtime'. For threadsafe applications it is recommended to use the reentrant replacement function 'gmtime_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("localtime","Found non reentrant function 'localtime'. For threadsafe applications it is recommended to use the reentrant replacement function 'localtime_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("getgrgid","Found non reentrant function 'getgrgid'. For threadsafe applications it is recommended to use the reentrant replacement function 'getgrgid_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("getgrnam","Found non reentrant function 'getgrnam'. For threadsafe applications it is recommended to use the reentrant replacement function 'getgrnam_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("getpwnam","Found non reentrant function 'getpwnam'. For threadsafe applications it is recommended to use the reentrant replacement function 'getpwnam_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("getpwuid","Found non reentrant function 'getpwuid'. For threadsafe applications it is recommended to use the reentrant replacement function 'getpwuid_r'"));
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_nonReentrantFunctions.push_back(std::make_pair("rand","Found non reentrant function 'rand'. For threadsafe applications it is recommended to use the reentrant replacement function 'rand_r'"));
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}
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void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings)
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{
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CheckNonReentrantFunctions c(0, settings, errorLogger);
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std::list< std::pair<const std::string, const std::string> >::const_iterator it(_nonReentrantFunctions.begin()), itend(_nonReentrantFunctions.end());
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for (; it!=itend; ++it)
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{
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c.reportError(0, Severity::portability, "nonreentrantFunctions"+it->first, it->second);
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}
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}
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std::string myName() const
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{
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return "Non reentrant functions";
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}
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std::string classInfo() const
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{
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std::string info = "Warn if any of these non reentrant functions are used:\n";
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std::list< std::pair<const std::string, const std::string> >::const_iterator it(_nonReentrantFunctions.begin()), itend(_nonReentrantFunctions.end());
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for (; it!=itend; ++it)
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{
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info += "* " + it->first + "\n";
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}
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return info;
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}
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};
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/// @}
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//---------------------------------------------------------------------------
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#endif
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