cppcheck/src/checkother.h

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2009 Daniel Marjamäki, Reijo Tomperi, Nicolas Le Cam,
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* Leandro Penz, Kimmo Varis, Vesa Pikki
*
* 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 <http://www.gnu.org/licenses/
*/
//---------------------------------------------------------------------------
#ifndef CheckOtherH
#define CheckOtherH
//---------------------------------------------------------------------------
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#include "check.h"
#include "settings.h"
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class Token;
class CheckOther : public Check
{
public:
/** This constructor is used when registering the CheckClass */
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CheckOther() : Check()
{ }
/** This constructor is used when running checks.. */
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CheckOther(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
: Check(tokenizer, settings, errorLogger)
{ }
void runChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
{
CheckOther checkOther(tokenizer, settings, errorLogger);
if (settings->_checkCodingStyle)
{
checkOther.CheckUnsignedDivision();
checkOther.CheckCharVariable();
}
}
void runSimplifiedChecks(const Tokenizer *tokenizer, const Settings *settings, ErrorLogger *errorLogger)
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{
CheckOther checkOther(tokenizer, settings, errorLogger);
if (settings->_checkCodingStyle)
{
checkOther.WarningOldStylePointerCast();
checkOther.WarningRedundantCode();
checkOther.WarningIf();
checkOther.CheckVariableScope();
checkOther.CheckConstantFunctionParameter();
checkOther.CheckStructMemberUsage();
checkOther.CheckIncompleteStatement();
}
checkOther.strPlusChar();
checkOther.returnPointerToStackData();
checkOther.InvalidFunctionUsage();
checkOther.nullPointer();
checkOther.CheckZeroDivision();
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}
// Casting
void WarningOldStylePointerCast();
// Redundant code
void WarningRedundantCode();
// Warning upon: if (condition);
void WarningIf();
// Invalid function usage..
void InvalidFunctionUsage();
// Check for unsigned division that might create bad results
void CheckUnsignedDivision();
// Check scope of variables
void CheckVariableScope();
// Check for constant function parameter
void CheckConstantFunctionParameter();
// Check that all struct members are used
void CheckStructMemberUsage();
// Using char variable as array index / as operand in bit operation
void CheckCharVariable();
// Incomplete statement. A statement that only contains a constant or variable
void CheckIncompleteStatement();
/** str plus char */
void strPlusChar();
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/** Returning pointer to local data */
void returnPointerToStackData();
/** possible null pointer dereference */
void nullPointer();
/** Check zero division*/
void CheckZeroDivision();
protected:
void CheckVariableScope_LookupVar(const Token *tok1, const char varname[]);
// Redundant condition
// if (haystack.find(needle) != haystack.end())
// haystack.remove(needle);
void redundantCondition2();
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private:
// Error messages..
void cstyleCastError(const Token *tok);
void redundantIfDelete0Error(const Token *tok);
void redundantIfRemoveError(const Token *tok);
void dangerousUsageStrtolError(const Token *tok);
void ifNoActionError(const Token *tok);
void sprintfOverlappingDataError(const Token *tok, const std::string &varname);
void udivError(const Token *tok);
void udivWarning(const Token *tok);
void unusedStructMemberError(const Token *tok, const std::string &structname, const std::string &varname);
void passedByValueError(const Token *tok, const std::string &parname);
void constStatementError(const Token *tok, const std::string &type);
void charArrayIndexError(const Token *tok);
void charBitOpError(const Token *tok);
void variableScopeError(const Token *tok, const std::string &varname);
void conditionAlwaysTrueFalse(const Token *tok, const std::string &truefalse);
void strPlusChar(const Token *tok);
void returnLocalVariable(const Token *tok);
void nullPointerError(const Token *tok);
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void zerodivError(const Token *tok);
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void getErrorMessages()
{
cstyleCastError(0);
redundantIfDelete0Error(0);
redundantIfRemoveError(0);
dangerousUsageStrtolError(0);
ifNoActionError(0);
sprintfOverlappingDataError(0, "varname");
udivError(0);
udivWarning(0);
unusedStructMemberError(0, "structname", "varname");
passedByValueError(0, "parname");
constStatementError(0, "type");
charArrayIndexError(0);
charBitOpError(0);
variableScopeError(0, "varname");
conditionAlwaysTrueFalse(0, "true/false");
strPlusChar(0);
returnLocalVariable(0);
nullPointerError(0);
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zerodivError(0);
}
};
//---------------------------------------------------------------------------
#endif