Preprocessor: Don't include system headers twice.
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eda4bcae29
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66f0948395
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@ -699,7 +699,8 @@ void Preprocessor::preprocess(std::istream &srcCodeStream, std::string &processe
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processedFile = ostr.str();
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processedFile = ostr.str();
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}
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}
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handleIncludes(processedFile, filename, includePaths);
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std::set<std::string> systemIncludes;
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handleIncludes(processedFile, filename, includePaths, systemIncludes);
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processedFile = replaceIfDefined(processedFile);
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processedFile = replaceIfDefined(processedFile);
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@ -1476,6 +1477,7 @@ static int tolowerWrapper(int c)
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void Preprocessor::handleIncludes(std::string &code,
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void Preprocessor::handleIncludes(std::string &code,
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const std::string &filePath,
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const std::string &filePath,
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const std::list<std::string> &includePaths,
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const std::list<std::string> &includePaths,
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std::set<std::string> &systemIncludes,
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std::set<std::string> handledFiles)
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std::set<std::string> handledFiles)
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{
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{
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std::string::size_type pos = 0;
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std::string::size_type pos = 0;
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@ -1540,7 +1542,8 @@ void Preprocessor::handleIncludes(std::string &code,
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filename = Path::simplifyPath(filename.c_str());
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filename = Path::simplifyPath(filename.c_str());
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std::string tempFile = filename;
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std::string tempFile = filename;
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std::transform(tempFile.begin(), tempFile.end(), tempFile.begin(), tolowerWrapper);
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std::transform(tempFile.begin(), tempFile.end(), tempFile.begin(), tolowerWrapper);
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if (handledFiles.find(tempFile) != handledFiles.end())
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if (handledFiles.find(tempFile) != handledFiles.end() ||
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(headerType == SystemHeader && systemIncludes.find(tempFile) != systemIncludes.end()))
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{
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{
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// We have processed this file already once, skip
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// We have processed this file already once, skip
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// it this time to avoid ethernal loop.
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// it this time to avoid ethernal loop.
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@ -1548,7 +1551,10 @@ void Preprocessor::handleIncludes(std::string &code,
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continue;
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continue;
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}
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}
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handledFiles.insert(tempFile);
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if (headerType == SystemHeader)
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systemIncludes.insert(tempFile);
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else
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handledFiles.insert(tempFile);
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processedFile = Preprocessor::read(fin, filename, _settings);
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processedFile = Preprocessor::read(fin, filename, _settings);
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fin.close();
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fin.close();
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}
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}
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@ -1564,7 +1570,7 @@ void Preprocessor::handleIncludes(std::string &code,
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// Remove space characters that are after or before new line character
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// Remove space characters that are after or before new line character
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processedFile = removeSpaceNearNL(processedFile);
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processedFile = removeSpaceNearNL(processedFile);
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handleIncludes(processedFile, filename, includePaths, handledFiles);
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handleIncludes(processedFile, filename, includePaths, systemIncludes, handledFiles);
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processedFile = "#file \"" + filename + "\"\n" + processedFile + "\n#endfile";
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processedFile = "#file \"" + filename + "\"\n" + processedFile + "\n#endfile";
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code.insert(pos, processedFile);
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code.insert(pos, processedFile);
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pos += processedFile.size();
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pos += processedFile.size();
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@ -209,6 +209,7 @@ private:
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* There must be a path separator at the end. Default parameter is empty list.
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* There must be a path separator at the end. Default parameter is empty list.
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* Note that if path from given filename is also extracted and that is used as
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* Note that if path from given filename is also extracted and that is used as
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* a last include path if include file was not found from earlier paths.
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* a last include path if include file was not found from earlier paths.
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* @param systemIncludes System includes
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* @param handledFiles used in the recursive handling. Should be empty unless
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* @param handledFiles used in the recursive handling. Should be empty unless
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* a recursive call is made.
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* a recursive call is made.
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* @return modified source code
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* @return modified source code
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@ -216,6 +217,7 @@ private:
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void handleIncludes(std::string &code,
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void handleIncludes(std::string &code,
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const std::string &filePath,
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const std::string &filePath,
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const std::list<std::string> &includePaths,
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const std::list<std::string> &includePaths,
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std::set<std::string> &systemIncludes,
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std::set<std::string> handledFiles = std::set<std::string>());
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std::set<std::string> handledFiles = std::set<std::string>());
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Settings *_settings;
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Settings *_settings;
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