Skip 'Stringification => Tokenize' step

lib/cppcheck.cpp

@@ -283,13 +283,11 @@ unsigned int CppCheck::processFile(const std::string& filename, const std::strin
                 cfg = _settings.userDefines + cfg;
             }
 
-            std::string codeWithoutCfg;
-            {
-                Timer t("Preprocessor::getcode", _settings.showtime, &S_timerResults);
-                codeWithoutCfg = preprocessor.getcode(tokens1, cfg, files, true);
-            }
-
             if (_settings.preprocessOnly) {
+                Timer t("Preprocessor::getcode", _settings.showtime, &S_timerResults);
+                std::string codeWithoutCfg = preprocessor.getcode(tokens1, cfg, files, true);
+                t.Stop();
+
                 if (codeWithoutCfg.compare(0,5,"#file") == 0)
                     codeWithoutCfg.insert(0U, "//");
                 std::string::size_type pos = 0;
@@ -310,13 +308,12 @@ unsigned int CppCheck::processFile(const std::string& filename, const std::strin
                 _tokenizer.setTimerResults(&S_timerResults);
 
             try {
+                bool result;
+
                 // Create tokens, skip rest of iteration if failed
-                std::istringstream istr(codeWithoutCfg);
                 Timer timer("Tokenizer::createTokens", _settings.showtime, &S_timerResults);
-                bool result = _tokenizer.createTokens(istr, filename);
+                _tokenizer.createTokens(preprocessor.preprocess(tokens1, cfg, files));
                 timer.Stop();
-                if (!result)
-                    continue;
 
                 // skip rest of iteration if just checking configuration
                 if (_settings.checkConfiguration)

lib/token.cpp

@@ -43,6 +43,7 @@ Token::Token(Token **tokens) :
     _varId(0),
     _fileIndex(0),
     _linenr(0),
+    _col(0),
     _progressValue(0),
     _tokType(eNone),
     _flags(0),

lib/token.h

@@ -45,7 +45,7 @@ class Enumerator;
  *
  * Tokens are stored as strings. The "if", "while", etc are stored in plain text.
  * The reason the Token class is needed (instead of using the string class) is that some extra functionality is also needed for tokens:
- *  - location of the token is stored (linenr, fileIndex)
+ *  - location of the token is stored (fileIndex, linenr, column)
  *  - functions for classifying the token (isName, isNumber, isBoolean, isStandardType)
  *
  * The Token class also has other functions for management of token list, matching tokens, etc.
@@ -444,6 +444,13 @@ public:
      */
     static int multiCompare(const Token *tok, const char *haystack, unsigned int varid);
 
+    unsigned int fileIndex() const {
+        return _fileIndex;
+    }
+    void fileIndex(unsigned int indexOfFile) {
+        _fileIndex = indexOfFile;
+    }
+
     unsigned int linenr() const {
         return _linenr;
     }
@@ -451,11 +458,11 @@ public:
         _linenr = lineNumber;
     }
 
-    unsigned int fileIndex() const {
-        return _fileIndex;
+    unsigned int col() const {
+        return _col;
     }
-    void fileIndex(unsigned int indexOfFile) {
-        _fileIndex = indexOfFile;
+    void col(unsigned int c) {
+        _col = c;
     }
 
     Token *next() const {
@@ -844,6 +851,7 @@ private:
     unsigned int _varId;
     unsigned int _fileIndex;
     unsigned int _linenr;
+    unsigned int _col;
 
     /**
      * A value from 0-100 that provides a rough idea about where in the token

lib/tokenize.cpp

@@ -1709,6 +1709,13 @@ bool Tokenizer::createTokens(std::istream &code,
     return list.createTokens(code, Path::getRelativePath(Path::simplifyPath(FileName), _settings->basePaths));
 }
 
+void Tokenizer::createTokens(const simplecpp::TokenList &tokenList)
+{
+    // make sure settings specified
+    assert(_settings);
+    list.createTokens(tokenList);
+}
+
 bool Tokenizer::simplifyTokens1(const std::string &configuration)
 {
     // Fill the map _typeSize..

lib/tokenize.h

@@ -24,6 +24,7 @@
 #include "errorlogger.h"
 #include "tokenlist.h"
 #include "config.h"
+#include "simplecpp.h"
 
 #include <string>
 #include <map>
@@ -72,8 +73,8 @@ public:
      */
     bool IsScopeNoReturn(const Token *endScopeToken, bool *unknown = nullptr) const;
 
-    bool createTokens(std::istream &code,
-                      const std::string& FileName);
+    bool createTokens(std::istream &code, const std::string& FileName);
+    void createTokens(const simplecpp::TokenList &tokenList);
 
     bool simplifyTokens1(const std::string &configuration);
     /**

lib/tokenlist.cpp

@@ -409,6 +409,50 @@ bool TokenList::createTokens(std::istream &code, const std::string& file0)
 
 //---------------------------------------------------------------------------
 
+void TokenList::createTokens(const simplecpp::TokenList &tokenList)
+{
+    if (tokenList.cfront())
+        _files = tokenList.cfront()->location.files;
+    else
+        _files.clear();
+
+    _isC = _isCPP = false;
+    if (!_files.empty()) {
+        _isC = Path::isC(getSourceFilePath());
+        _isCPP = Path::isCPP(getSourceFilePath());
+    }
+    if (_settings && _settings->enforcedLang != Settings::None) {
+        _isC = (_settings->enforcedLang == Settings::C);
+        _isCPP = (_settings->enforcedLang == Settings::CPP);
+    }
+
+    for (const simplecpp::Token *tok = tokenList.cfront(); tok; tok = tok->next) {
+        if (_back) {
+            _back->insertToken(tok->str);
+        } else {
+            _front = new Token(&_back);
+            _back = _front;
+            _back->str(tok->str);
+        }
+
+        if (isCPP() && _back->str() == "delete")
+            _back->isKeyword(true);
+        _back->fileIndex(tok->location.fileIndex);
+        _back->linenr(tok->location.line);
+        _back->col(tok->location.col);
+        _back->isExpandedMacro(!tok->macro.empty());
+    }
+
+    if (_settings && _settings->relativePaths) {
+        for (std::size_t i = 0; i < _files.size(); i++)
+            _files[i] = Path::getRelativePath(_files[i], _settings->basePaths);
+    }
+
+    Token::assignProgressValues(_front);
+}
+
+//---------------------------------------------------------------------------
+
 unsigned long long TokenList::calculateChecksum() const
 {
     unsigned long long checksum = 0;

lib/tokenlist.h

@@ -24,6 +24,7 @@
 #include <string>
 #include <vector>
 #include "config.h"
+#include "simplecpp.h"
 
 class Token;
 class Settings;
@@ -79,6 +80,8 @@ public:
      */
     bool createTokens(std::istream &code, const std::string& file0 = emptyString);
 
+    void createTokens(const simplecpp::TokenList &tokenList);
+
     /** Deallocate list */
     void deallocateTokens();