cppcheck/lib/errorlogger.h

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2009 Daniel Marjamäki and Cppcheck team.
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*
* 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/>.
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*/
// THIS FILE IS GENERATED BY MACHINE, SEE ../tools/errmsg.cpp !
#ifndef errorloggerH
#define errorloggerH
#include <list>
#include <string>
#include "settings.h"
class Token;
class Tokenizer;
/// @addtogroup Core
/// @{
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/**
* This is an interface, which the class responsible of error logging
* should implement.
*/
class ErrorLogger
{
public:
/**
* Wrapper for error messages, provided by reportErr()
*/
class ErrorMessage
{
public:
/**
* File name and line number.
*/
class FileLocation
{
public:
FileLocation()
{
line = 0;
}
std::string getfile() const;
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std::string file;
unsigned int line;
};
ErrorMessage(const std::list<FileLocation> &callStack, const std::string &severity, const std::string &msg, const std::string &id);
ErrorMessage();
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std::string toXML() const;
static std::string getXMLHeader();
static std::string getXMLFooter();
/**
* Format the error message into a string.
* @param outputFormat Empty string to use default output format
* or template to be used. E.g. "{file}:{line},{severity},{id},{message}"
*/
std::string toText(const std::string &outputFormat = "") const;
/**
* Replace all occurances of searchFor with replaceWith in the
* given source.
* @param source The string to modify
* @param searchFor What should be searched for
* @param replaceWith What will replace the found item
*/
static void findAndReplace(std::string &source, const std::string &searchFor, const std::string &replaceWith);
std::string serialize() const;
bool deserialize(const std::string &data);
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std::list<FileLocation> _callStack;
std::string _severity;
std::string _msg;
std::string _id;
};
ErrorLogger() { }
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virtual ~ErrorLogger() { }
/**
* Information about progress is directed here.
* Override this to receive the progress messages.
*
* @param outmsg Message to show e.g. "Checking main.cpp..."
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*/
virtual void reportOut(const std::string &outmsg) = 0;
/**
* Information about found errors and warnings is directed
* here. Override this to receive the errormessages.
*
* @param msg Location and other information about the found.
* error
*/
virtual void reportErr(const ErrorLogger::ErrorMessage &msg) = 0;
/**
* Information about how many files have been checked
*
* @param index This many files have been checked.
* @param max This many files there are in total.
*/
virtual void reportStatus(unsigned int index, unsigned int max) = 0;
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static bool arrayIndexOutOfBounds(const Settings &s)
{
return s._showAll;
}
static bool bufferOverrun(const Settings &s)
{
return s._showAll;
}
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static bool strncatUsage(const Settings &s)
{
return s._showAll;
}
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static bool outOfBounds()
{
return true;
}
static bool stlOutOfBounds()
{
return true;
}
static bool noConstructor(const Settings &s)
{
return s._checkCodingStyle;
}
static bool uninitVar(const Settings &s)
{
return s._checkCodingStyle;
}
static bool unusedPrivateFunction(const Settings &s)
{
return s._checkCodingStyle;
}
static bool memsetClass()
{
return true;
}
static bool memsetStruct()
{
return true;
}
static bool operatorEq(const Settings &s)
{
return s._checkCodingStyle;
}
static bool virtualDestructor()
{
return true;
}
void unusedFunction(const std::string &filename, const std::string &funcname)
{
std::list<ErrorLogger::ErrorMessage::FileLocation> loc;
ErrorLogger::ErrorMessage::FileLocation fileLoc;
fileLoc.file = filename;
fileLoc.line = 1;
loc.push_back(fileLoc);
reportErr(ErrorLogger::ErrorMessage(loc, "style", "The function '" + funcname + "' is never used", "unusedFunction"));
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}
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static bool unusedFunction(const Settings &s)
{
return s._checkCodingStyle || s._showAll;
}
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static bool mismatchAllocDealloc()
{
return true;
}
static bool memleak()
{
return true;
}
static bool memleakall(const Settings &s)
{
return s._showAll;
}
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static bool resourceLeak()
{
return true;
}
static bool deallocDealloc()
{
return true;
}
static bool deallocuse()
{
return true;
}
static bool mismatchSize()
{
return true;
}
static bool cstyleCast(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool redundantIfDelete0(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool redundantIfRemove(const Settings &s)
{
return s._checkCodingStyle;
}
static bool dangerousUsageStrtol()
{
return true;
}
static bool ifNoAction(const Settings &s)
{
return s._checkCodingStyle;
}
static bool sprintfOverlappingData()
{
return true;
}
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static bool udivError()
{
return true;
}
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static bool udivWarning(const Settings &s)
{
return s._checkCodingStyle || s._showAll;
}
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static bool unusedStructMember(const Settings &s)
{
return s._checkCodingStyle;
}
static bool passedByValue(const Settings &s)
{
return s._checkCodingStyle;
}
static bool constStatement(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool charArrayIndex(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool charBitOp(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool variableScope()
{
return false;
}
static bool conditionAlwaysTrueFalse(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool strPlusChar()
{
return true;
}
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static bool returnLocalVariable()
{
return true;
}
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static bool dangerousFunctionmktemp(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool dangerousFunctiongets(const Settings &s)
{
return s._checkCodingStyle;
}
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static bool dangerousFunctionscanf(const Settings &s)
{
return s._checkCodingStyle;
}
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static std::string callStackToString(const std::list<ErrorLogger::ErrorMessage::FileLocation> &callStack);
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private:
void _writemsg(const Tokenizer *tokenizer, const Token *tok, const char severity[], const std::string &msg, const std::string &id);
void _writemsg(const Tokenizer *tokenizer, const std::list<const Token *> &callstack, const char severity[], const std::string &msg, const std::string &id);
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};
/** enum class for severity */
class Severity
{
public:
enum e { error, style, possibleError, possibleStyle };
static std::string stringify(e severity)
{
switch (severity)
{
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case error:
return "error";
case style:
return "style";
case possibleError:
return "possible error";
case possibleStyle:
return "possible style";
};
return "???";
}
};
/// @}
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#endif