Initial checkin

IDEHelper/Clang/CDepChecker.h

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+#pragma once
+
+#include "../Compiler/BfSystem.h"
+#include "../Compiler/BfParser.h"
+#include "../Compiler/BfReducer.h"
+
+NS_BF_BEGIN
+
+class CppParser;
+class ClangHelper;
+
+class CDepFileData
+{
+public:
+	char* mData;
+	int mLength;
+
+public:
+	CDepFileData()
+	{
+		mData = NULL;
+		mLength = 0;
+	}
+};
+
+class CDepFile
+{
+public:		
+	CppParser* mParser;
+
+	CDepFileData mFileData;
+	String mFilePath;
+	std::vector<CDepFile*> mDepList;
+	std::set<String> mFilesReferenced;
+	int64 mFileTime;
+	bool mProcessing;
+	
+	// The set of files that tried to include us as we were being processed
+	std::set<CDepFile*> mDeferredDepSet;
+
+public:
+	~CDepFile();
+};
+
+class CppParser;
+
+class CDepChecker;
+
+class CDepEvaluateState
+{
+public:	
+	std::vector<BfAstNode*> mParams;
+	CDepEvaluateState* mPrevEvalState;
+};
+
+class CppParser : public BfParser
+{
+public:	
+	CDepChecker* mCDepChecker;
+	CDepFile* mCDepFile;
+	bool mFileAlreadyVisited;
+	bool mAborted;
+	
+public:	
+	virtual void HandlePragma(const StringImpl& pragma, BfBlock* block) override;
+	virtual void HandleDefine(const StringImpl& name, BfAstNode* paramNode) override;
+	virtual void HandleUndefine(const StringImpl& name) override;
+	virtual MaybeBool HandleIfDef(const StringImpl& name) override;
+	virtual MaybeBool HandleProcessorCondition(BfBlock* paramNode) override;
+	virtual void HandleInclude(BfAstNode* paramNode) override;
+	virtual void HandleIncludeNext(BfAstNode* paramNode) override;	
+	bool IncludeHelper(BfAstNode* paramNode, bool includeNext, bool scanOnly);
+
+	CppParser() : BfParser(NULL, NULL)
+	{
+		mScanOnly = true;
+		mCompatMode = true;
+		mCDepChecker = NULL;
+		mCDepFile = NULL;
+		mFileAlreadyVisited = false;
+		mAborted = false;
+	}
+};
+
+typedef std::map<String, CDepFile*> CDepFileMap;
+
+class CDepChecker
+{
+public:	
+	std::vector<String> mIncludeDirs;
+	CDepFileMap mDepFileMap;
+	std::vector<CDepFileData> mDepFileData;
+
+	std::vector<CDepFile*> mIncludeStack;
+	std::set<String> mFilesVisited;
+	bool mAbort;
+
+	std::map<String, bool> mFileExistsCache;
+	int mCPPCount;
+
+	String mFindHeaderFileName;
+	int mFindHeaderIdx;
+	BfAstAllocManager mAstAllocManager;
+
+public:
+	CDepChecker();
+
+	CDepFile* LoadFile(const StringImpl& fileName, CDepFile* fileFrom, bool* isFromCache, const char* contentOverride = NULL);
+	void ClearCache();
+	void SetCArgs(const char* cArgs);
+
+	bool CachedFileExists(const StringImpl& filePath);
+};
+
+NS_BF_END