181 lines
3.9 KiB
C++
181 lines
3.9 KiB
C++
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// Todo: Output progress? Using commandline option "--progress"?
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#include <iostream>
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#include <sstream>
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#include "tokenize.h" // <- Tokenizer
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#include "Statements.h" // <- Statement list
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#include "CheckMemoryLeak.h"
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#include "CheckBufferOverrun.h"
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#include "CheckClass.h"
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#include "CheckHeaders.h"
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#include "CheckOther.h"
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//---------------------------------------------------------------------------
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bool Debug = false;
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bool ShowWarnings = false;
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//---------------------------------------------------------------------------
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static void CppCheck(const char FileName[]);
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//---------------------------------------------------------------------------
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// Main function of cppcheck
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//---------------------------------------------------------------------------
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int main(int argc, char* argv[])
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{
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const char *fname = NULL;
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for (int i = 1; i < argc; i++)
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{
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#ifdef __linux__
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if(strcasecmp(argv[i],"--debug") == 0)
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#else
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if (stricmp(argv[i],"--debug") == 0)
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#endif
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Debug = true;
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#ifdef __linux__
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else if (strcasecmp(argv[i],"-w") == 0)
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#else
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else if (stricmp(argv[i],"-w") == 0)
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#endif
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ShowWarnings = true;
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else
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fname = argv[i];
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}
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if (!fname)
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{
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std::cout << "checkcode [-w] filename\n";
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std::cout << "-w : enables extra warnings\n";
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return 0;
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}
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CppCheck(fname);
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return 0;
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}
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//---------------------------------------------------------------------------
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// CppCheck - A function that checks a specified file
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//---------------------------------------------------------------------------
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extern bool HasErrors;
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static void CppCheck(const char FileName[])
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{
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HasErrors = false;
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// Tokenize the file
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tokens = tokens_back = NULL;
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Files.clear();
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Tokenize(FileName);
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// Check that the memsets are valid.
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// The 'memset' function can do dangerous things if used wrong.
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// Important: The checking doesn't work on simplified tokens list.
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CheckMemset();
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if ( ShowWarnings )
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{
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// Including header which is not needed
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// Todo: This is really slow!
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WarningIncludeHeader();
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}
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SimplifyTokenList();
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// Create a statement list. It's used by for example 'CheckMemoryLeak'
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CreateStatementList();
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// Memory leak
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CheckMemoryLeak();
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// Buffer overruns..
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CheckBufferOverrun();
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// Warnings
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if (ShowWarnings)
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{
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// Check that all private functions are called.
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CheckUnusedPrivateFunctions();
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// Found implementation in header
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WarningHeaderWithImplementation();
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// Warning upon c-style pointer casts
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const char *ext = strrchr(FileName, '.');
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#ifdef __linux__
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if (ext && strcasecmp(ext,".c"))
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#else
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if (ext && stricmp(ext,".c"))
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#endif
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WarningOldStylePointerCast();
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// Use standard functions instead
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WarningIsDigit();
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WarningIsAlpha();
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CheckOperatorEq1();
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// Check that all class constructors are ok.
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// Temporarily inactivated to avoid any false positives
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//CheckConstructors();
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// if (a) delete a;
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WarningRedundantCode();
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// if (condition);
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WarningIf();
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// Dangerous usage of strtok
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WarningStrTok();
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}
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// Dangerous functions, such as 'gets' and 'scanf'
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WarningDangerousFunctions();
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// Invalid function usage..
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InvalidFunctionUsage();
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// Clean up tokens..
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DeallocateTokens();
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// Todo: How should this work? Activated by a command line switch?
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//if ( ! HasErrors )
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// std::cout << "No errors found\n";
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}
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//---------------------------------------------------------------------------
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