cppcheck/tokenize.h

175 lines
4.7 KiB
C++

/*
* c++check - c/c++ syntax checking
* Copyright (C) 2007 Daniel Marjamäki
*
* 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 tokenizeH
#define tokenizeH
//---------------------------------------------------------------------------
#include <list>
#include <string>
#include <map>
#include <vector>
#include <cstdlib>
#include <cstring>
#include "settings.h"
#include "errorlogger.h"
class TOKEN
{
private:
char * _str;
public:
TOKEN()
{ FileIndex = 0; _str = 0; linenr = 0; next = 0; }
~TOKEN()
{ std::free(_str); }
void setstr( const char s[] )
{
std::free(_str);
#ifndef _MSC_VER
_str = strdup(s);
#else
_str = _strdup(s);
#endif
str = _str ? _str : "";
}
const char *str;
unsigned int FileIndex;
unsigned int linenr;
TOKEN *next;
};
class Tokenizer
{
public:
Tokenizer(ErrorLogger *errorLogger);
~Tokenizer();
void Tokenize(std::istream &code, const char FileName[]);
// Deallocate lists..
void DeallocateTokens();
// Simplify tokenlist
// -----------------------------
void SimplifyTokenList();
void TokenizeCode(std::istream &code, const unsigned int FileIndex=0);
// Helper functions for handling the tokens list..
static const TOKEN *findtoken(const TOKEN *tok1, const char *tokenstr[]);
static const TOKEN *gettok(const TOKEN *tok, int index);
static const char *getstr(const TOKEN *tok, int index);
static void deleteTokens(TOKEN *tok);
static const char *getParameterName( const TOKEN *ftok, int par );
static const TOKEN *findmatch(const TOKEN *tok, const char pattern[], const char *varname1[]=0, const char *varname2[]=0);
static bool Match(const TOKEN *tok, const char pattern[], const char *varname1[]=0, const char *varname2[]=0);
static bool SameFileName( const char fname1[], const char fname2[] );
static bool IsName(const char str[]);
static bool IsNumber(const char str[]);
static bool IsStandardType(const char str[]);
std::string fileLine( const TOKEN *tok );
// Return size.
int SizeOfType(const char type[]);
void initTokens();
std::vector<std::string> *getFiles();
void FillFunctionList(const unsigned int file_id);
const TOKEN *GetFunctionTokenByName( const char funcname[] ) const;
void CheckGlobalFunctionUsage(const std::vector<std::string> &filenames);
void settings( const Settings &settings );
const TOKEN *tokens() const;
#ifndef UNIT_TESTING
private:
#endif
struct DefineSymbol
{
char *name;
char *value;
struct DefineSymbol *next;
};
class GlobalFunction
{
private:
unsigned int _FileId;
std::string _FuncName;
public:
GlobalFunction( const unsigned int FileId, const char FuncName[] )
{
_FileId = FileId;
_FuncName = FuncName;
}
unsigned int file_id() const { return _FileId; }
const std::string &name() const { return _FuncName; }
};
void Define(const char Name[], const char Value[]);
void addtoken(const char str[], const unsigned int lineno, const unsigned int fileno);
void combine_2tokens(TOKEN *tok, const char str1[], const char str2[]);
void DeleteNextToken(TOKEN *tok);
bool simplifyConditions();
TOKEN *_gettok(TOKEN *tok, int index);
void InsertTokens(TOKEN *dest, TOKEN *src, unsigned int n);
TOKEN *tokens_back;
std::map<std::string, unsigned int> TypeSize;
std::vector<const TOKEN *> FunctionList;
std::list< GlobalFunction > GlobalFunctions;
std::list< GlobalFunction > UsedGlobalFunctions;
std::vector<std::string> Files;
Settings _settings;
struct DefineSymbol * dsymlist;
TOKEN *_tokens;
ErrorLogger *_errorLogger;
};
//---------------------------------------------------------------------------
#endif