path: root/include/clang/AST/DeclObjC.h

//===--- DeclObjC.h - Classes for representing declarations -----*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  This file defines the DeclObjC interface and subclasses.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_AST_DECLOBJC_H
#define LLVM_CLANG_AST_DECLOBJC_H

#include "clang/AST/Decl.h"
#include "llvm/ADT/STLExtras.h"

namespace clang {
class Expr;
class Stmt;
class FunctionDecl;
class AttributeList;
class RecordDecl;
class ObjCIvarDecl;
class ObjCMethodDecl;
class ObjCProtocolDecl;
class ObjCCategoryDecl;
class ObjCPropertyDecl;
class ObjCPropertyImplDecl;

class ObjCListBase {
  void operator=(const ObjCListBase &);     // DO NOT IMPLEMENT
  ObjCListBase(const ObjCListBase&);        // DO NOT IMPLEMENT
protected:
  /// List is an array of pointers to objects that are not owned by this object.
  void **List;
  unsigned NumElts;

public:
  ObjCListBase() : List(0), NumElts(0) {}
  ~ObjCListBase() {
    assert(List == 0 && "Destroy should have been called before dtor");
  }

  void Destroy(ASTContext &Ctx);

  unsigned size() const { return NumElts; }
  bool empty() const { return NumElts == 0; }

protected:
  void set(void *const* InList, unsigned Elts, ASTContext &Ctx);
};


/// ObjCList - This is a simple template class used to hold various lists of
/// decls etc, which is heavily used by the ObjC front-end.  This only use case
/// this supports is setting the list all at once and then reading elements out
/// of it.
template <typename T>
class