From ec2b103c267a06a66e926f62cd96767b280f5cf5 Mon Sep 17 00:00:00 2001
From: Ed Schouten <ed@FreeBSD.org>
Date: Tue, 2 Jun 2009 17:58:47 +0000
Subject: Import Clang, at r72732.

---
 include/clang/Frontend/DocumentXML.h | 128 +++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 include/clang/Frontend/DocumentXML.h

(limited to 'include/clang/Frontend/DocumentXML.h')

diff --git a/include/clang/Frontend/DocumentXML.h b/include/clang/Frontend/DocumentXML.h
new file mode 100644
index 0000000000000..99db717190dd6
--- /dev/null
+++ b/include/clang/Frontend/DocumentXML.h
@@ -0,0 +1,128 @@
+//===--- DocumentXML.h - XML document for ASTs ------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the XML document class, which provides the means to 
+// dump out the AST in a XML form that exposes type details and other fields.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_FRONTEND_DOCUMENTXML_H
+#define LLVM_CLANG_FRONTEND_DOCUMENTXML_H
+
+#include <string>
+#include <map>
+#include "clang/AST/Type.h"
+#include "clang/AST/TypeOrdering.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/ADT/DenseMap.h"
+
+namespace clang {
+
+//--------------------------------------------------------- forwards
+class DeclContext;
+class Decl;
+class NamedDecl;
+class FunctionDecl;
+class ASTContext;
+ 
+//--------------------------------------------------------- 
+namespace XML
+{
+  // id maps:
+  template<class T>
+  struct IdMap : llvm::DenseMap<T, unsigned> {};
+
+  template<>
+  struct IdMap<QualType> : std::map<QualType, unsigned, QualTypeOrdering> {};
+
+  template<>
+  struct IdMap<std::string> : std::map<std::string, unsigned> {};
+}
+
+//--------------------------------------------------------- 
+class DocumentXML
+{
+public:
+  DocumentXML(const std::string& rootName, llvm::raw_ostream& out);
+  ~DocumentXML();
+
+  void initialize(ASTContext &Context);
+  void PrintDecl(Decl *D);
+  void PrintStmt(const Stmt *S);    // defined in StmtXML.cpp
+
+  void finalize();
+
+
+  DocumentXML& addSubNode(const std::string& name);   // also enters the sub node, returns *this
+  DocumentXML& toParent();                            // returns *this
+
+  template<class T>
+  void addAttribute(const char* pName, const T& value);
+  
+  void addTypeAttribute(const QualType& pType);  
+  void addRefAttribute(const NamedDecl* D);
+
+  enum tContextUsage { CONTEXT_AS_CONTEXT, CONTEXT_AS_ID };
+  void addContextAttribute(const DeclContext *DC, tContextUsage usage = CONTEXT_AS_CONTEXT);
+  void addSourceFileAttribute(const std::string& fileName);
+
+  PresumedLoc addLocation(const SourceLocation& Loc);
+  void addLocationRange(const SourceRange& R);
+
+  static std::string escapeString(const char* pStr, std::string::size_type len);
+
+private:
+  DocumentXML(const DocumentXML&);              // not defined
+  DocumentXML& operator=(const DocumentXML&);   // not defined
+
+  struct NodeXML;
+
+  NodeXML*  Root;
+  NodeXML*  CurrentNode;   // always after Root
+  llvm::raw_ostream& Out;
+  ASTContext *Ctx;
+  int       CurrentIndent;
+  bool      HasCurrentNodeSubNodes;
+
+
+  XML::IdMap<QualType>                 Types;
+  XML::IdMap<const DeclContext*>       Contexts;
+  XML::IdMap<const Type*>              BasicTypes;
+  XML::IdMap<std::string>              SourceFiles;
+  XML::IdMap<const NamedDecl*>         Decls;
+
+  void addContextsRecursively(const DeclContext *DC);
+  void addBasicTypeRecursively(const Type* pType);
+  void addTypeRecursively(const QualType& pType);
+
+  void PrintFunctionDecl(FunctionDecl *FD);
+  void addDeclIdAttribute(const NamedDecl* D);
+  void addTypeIdAttribute(const Type* pType);  
+  void Indent();
+};
+
+//--------------------------------------------------------- inlines
+
+inline void DocumentXML::initialize(ASTContext &Context) 
+{ 
+  Ctx = &Context; 
+}
+
+//--------------------------------------------------------- 
+template<class T>
+inline void DocumentXML::addAttribute(const char* pName, const T& value)
+{
+  Out << ' ' << pName << "=\"" << value << "\"";
+}
+
+//--------------------------------------------------------- 
+
+} //namespace clang 
+
+#endif //LLVM_CLANG_DOCUMENTXML_H
-- 
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