DeclObjC.h revision 3d58138992b9bc7b34aaa680f3ddf3971292eb7d
1980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff//===--- DeclObjC.h - Classes for representing declarations -----*- C++ -*-===// 2980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// 3980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// The LLVM Compiler Infrastructure 4980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// 5980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// This file was developed by Steve Naroff and is distributed under 6980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// the University of Illinois Open Source License. See LICENSE.TXT for details. 7980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// 8980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff//===----------------------------------------------------------------------===// 9980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// 10980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// This file defines the DeclObjC interface and subclasses. 11980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff// 12980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff//===----------------------------------------------------------------------===// 13980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 14980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff#ifndef LLVM_CLANG_AST_DECLOBJC_H 15980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff#define LLVM_CLANG_AST_DECLOBJC_H 16980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 17980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff#include "clang/AST/Decl.h" 18c7229c338c21ef26b01ef3ecf9eec4fd373fa9ecChris Lattner#include "clang/Basic/IdentifierTable.h" 19980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 20980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffnamespace clang { 21980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass Expr; 22980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass Stmt; 23980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass FunctionDecl; 24980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass AttributeList; 25980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcIvarDecl; 26980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcMethodDecl; 27980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcProtocolDecl; 28980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcCategoryDecl; 29980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 300c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjcInterfaceDecl - Represents an ObjC class declaration. For example: 310c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 320c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// // MostPrimitive declares no super class (not particularly useful). 330c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @interface MostPrimitive 340c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// // no instance variables or methods. 350c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @end 360c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 37fd5de471478a507dd2495c4ea9bcab801ea5fa65Chris Lattner/// // NSResponder inherits from NSObject & implements NSCoding (a protocol). 380c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @interface NSResponder : NSObject <NSCoding> 390c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// { // instance variables are represented by ObjcIvarDecl. 400c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// id nextResponder; // nextResponder instance variable. 410c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// } 420c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (NSResponder *)nextResponder; // return a pointer to NSResponder. 430c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (void)mouseMoved:(NSEvent *)theEvent; // return void, takes a pointer 440c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @end // to an NSEvent. 450c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 460c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Unlike C/C++, forward class declarations are accomplished with @class. 470c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Unlike C/C++, @class allows for a list of classes to be forward declared. 480c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Unlike C++, ObjC is a single-rooted class model. In Cocoa, classes 490c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// typically inherit from NSObject (an exception is NSProxy). 500c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 51980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcInterfaceDecl : public TypeDecl { 52980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 53980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Class's super class. 54980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl *SuperClass; 55980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 56980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Protocols referenced in interface header declaration 577ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcProtocolDecl **ReferencedProtocols; // Null if none 587ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumReferencedProtocols; // -1 if none 59980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 60980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Ivars/NumIvars - This is a new[]'d array of pointers to Decls. 61980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcIvarDecl **Ivars; // Null if not defined. 62980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff int NumIvars; // -1 if not defined. 63980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 64980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// instance methods 657ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **InstanceMethods; // Null if not defined 667ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumInstanceMethods; // -1 if not defined 67980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 68980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// class methods 697ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **ClassMethods; // Null if not defined 707ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumClassMethods; // -1 if not defined 71980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 72980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// List of categories defined for this class. 733d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff ObjcCategoryDecl *CategoryList; 74980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 75768f26ee5892cd63ff0335a15d71a2385ba7c5eaSteve Naroff bool ForwardDecl; // declared with @class. 76980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffpublic: 77980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl(SourceLocation L, unsigned numRefProtos, 78980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff IdentifierInfo *Id, bool FD = false) 79768f26ee5892cd63ff0335a15d71a2385ba7c5eaSteve Naroff : TypeDecl(ObjcInterface, L, Id, 0), SuperClass(0), 807ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols(0), NumReferencedProtocols(-1), Ivars(0), 817ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian NumIvars(-1), 827ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian InstanceMethods(0), NumInstanceMethods(-1), 837ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ClassMethods(0), NumClassMethods(-1), 843d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff CategoryList(0), ForwardDecl(FD) { 85980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AllocIntfRefProtocols(numRefProtos); 86980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 87a5997c4f36e0f5aa44623a5b1e3b914760d1ec68Steve Naroff 88a5997c4f36e0f5aa44623a5b1e3b914760d1ec68Steve Naroff // This is necessary when converting a forward declaration to a definition. 89980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void AllocIntfRefProtocols(unsigned numRefProtos) { 90980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff if (numRefProtos) { 917ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols = new ObjcProtocolDecl*[numRefProtos]; 927ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian memset(ReferencedProtocols, '\0', 93980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff numRefProtos*sizeof(ObjcProtocolDecl*)); 947ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian NumReferencedProtocols = numRefProtos; 95980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 96980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 97980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 987ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcProtocolDecl **getReferencedProtocols() const { 997ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian return ReferencedProtocols; 1007ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian } 1017ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumIntfRefProtocols() const { return NumReferencedProtocols; } 102980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 103980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcIvarDecl **getIntfDeclIvars() const { return Ivars; } 104980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff int getIntfDeclNumIvars() const { return NumIvars; } 105980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 1067ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl** getInstanceMethods() const { return InstanceMethods; } 1077ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumInstanceMethods() const { return NumInstanceMethods; } 108980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 1097ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl** getClassMethods() const { return ClassMethods; } 1107ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumClassMethods() const { return NumClassMethods; } 111980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 112980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void ObjcAddInstanceVariablesToClass(ObjcIvarDecl **ivars, 113980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff unsigned numIvars); 114980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 115980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void ObjcAddMethods(ObjcMethodDecl **insMethods, unsigned numInsMembers, 116980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcMethodDecl **clsMethods, unsigned numClsMembers); 117980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 118768f26ee5892cd63ff0335a15d71a2385ba7c5eaSteve Naroff bool isForwardDecl() const { return ForwardDecl; } 119768f26ee5892cd63ff0335a15d71a2385ba7c5eaSteve Naroff void setForwardDecl(bool val) { ForwardDecl = val; } 120980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 121980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setIntfRefProtocols(int idx, ObjcProtocolDecl *OID) { 1227ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian assert((idx < NumReferencedProtocols) && "index out of range"); 1237ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols[idx] = OID; 124980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 125980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 126980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl *getSuperClass() const { return SuperClass; } 127980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setSuperClass(ObjcInterfaceDecl * superCls) { SuperClass = superCls; } 128980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 1293d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff ObjcCategoryDecl* getCategoryList() const { return CategoryList; } 1303d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff void setCategoryList(ObjcCategoryDecl *category) { 1313d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff CategoryList = category; 132980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 1336a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff ObjcMethodDecl *lookupInstanceMethod(Selector &Sel); 1346a8a9a41e9067b708498c02180159bafecfa044fSteve Naroff ObjcMethodDecl *lookupClassMethod(Selector &Sel); 135980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 1364b6df3fa953267c5d755628c8afd818bb571e579Fariborz Jahanian /// ImplicitInterfaceDecl - check that this is an implicitely declared 1374b6df3fa953267c5d755628c8afd818bb571e579Fariborz Jahanian /// ObjcInterfaceDecl node. This is for legacy objective-c @implementation 1384b6df3fa953267c5d755628c8afd818bb571e579Fariborz Jahanian /// declaration without an @interface declaration. 1394b6df3fa953267c5d755628c8afd818bb571e579Fariborz Jahanian bool ImplicitInterfaceDecl() const { return getLocation().isInvalid(); } 1404b6df3fa953267c5d755628c8afd818bb571e579Fariborz Jahanian 141aa9fc46c6a797c86ae004092ab4f2b1bed6c4616Chris Lattner static bool classof(const Decl *D) { return D->getKind() == ObjcInterface; } 142980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const ObjcInterfaceDecl *D) { return true; } 143980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 144980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 1450c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjcIvarDecl - Represents an ObjC instance variable. In general, ObjC 1460c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// instance variables are identical to C. The only exception is Objective-C 1470c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// supports C++ style access control. For example: 1480c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 1490c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @interface IvarExample : NSObject 1500c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// { 1510c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// id defaultToPrivate; // same as C++. 1520c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @public: 1530c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// id canBePublic; // same as C++. 1540c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @protected: 1550c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// id canBeProtected; // same as C++. 1560c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @package: 1570c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// id canBePackage; // framework visibility (not available in C++). 1580c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// } 1590c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 160980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcIvarDecl : public FieldDecl { 161980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffpublic: 162980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcIvarDecl(SourceLocation L, IdentifierInfo *Id, QualType T) 163980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff : FieldDecl(ObjcIvar, L, Id, T) {} 164980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 165980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff enum AccessControl { 166980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff None, Private, Protected, Public, Package 167980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff }; 168980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setAccessControl(AccessControl ac) { DeclAccess = ac; } 169980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AccessControl getAccessControl() const { return DeclAccess; } 170980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 171980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff // Implement isa/cast/dyncast/etc. 172980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const Decl *D) { return D->getKind() == ObjcIvar; } 173980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const ObjcIvarDecl *D) { return true; } 174980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffprivate: 175980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AccessControl DeclAccess : 3; 176980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 177980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 1780c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjcMethodDecl - Represents an instance or class method declaration. 1790c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjC methods can be declared within 4 contexts: class interfaces, 1800c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// categories, protocols, and class implementations. While C++ member 1810c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// functions leverage C syntax, Objective-C method syntax is modeled after 1820c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Smalltalk (using colons to specify argument types/expressions). 1830c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Here are some brief examples: 1840c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 1850c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Setter/getter instance methods: 1860c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (void)setMenu:(NSMenu *)menu; 1870c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (NSMenu *)menu; 1880c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 1890c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Instance method that takes 2 NSView arguments: 1900c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (void)replaceSubview:(NSView *)oldView with:(NSView *)newView; 1910c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 1920c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Getter class method: 1930c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// + (NSMenu *)defaultMenu; 1940c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 1950c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// A selector represents a unique name for a method. The selector names for 1960c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// the above methods are setMenu:, menu, replaceSubview:with:, and defaultMenu. 1970c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 198980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffclass ObjcMethodDecl : public Decl { 199980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffpublic: 200980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff enum ImplementationControl { None, Required, Optional }; 201980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffprivate: 202980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Bitfields must be first fields in this class so they pack with those 203980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// declared in class Decl. 204980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// instance (true) or class (false) method. 205980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff bool IsInstance : 1; 206980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// @required/@optional 207980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ImplementationControl DeclImplementation : 2; 208980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 209980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff // A unigue name for this method. 210980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff Selector SelName; 211980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 212980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff // Type of this method. 213980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff QualType MethodDeclType; 214980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// ParamInfo - new[]'d array of pointers to VarDecls for the formal 215980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// parameters of this Method. This is null if there are no formals. 216980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ParmVarDecl **ParamInfo; 217980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff int NumMethodParams; // -1 if no parameters 218980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 219980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// List of attributes for this method declaration. 220980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AttributeList *MethodAttrs; 221980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 222980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffpublic: 223980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcMethodDecl(SourceLocation L, Selector SelInfo, QualType T, 224980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ParmVarDecl **paramInfo = 0, int numParams=-1, 225980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AttributeList *M = 0, bool isInstance = true, 226980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ImplementationControl impControl = None, 227980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff Decl *PrevDecl = 0) 228e5ab7f31054e87ee812830480a828a762cd9eb73Chris Lattner : Decl(ObjcMethod, L), 229980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff IsInstance(isInstance), DeclImplementation(impControl), 230980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff SelName(SelInfo), MethodDeclType(T), 231980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ParamInfo(paramInfo), NumMethodParams(numParams), 232e5ab7f31054e87ee812830480a828a762cd9eb73Chris Lattner MethodAttrs(M) {} 233980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff virtual ~ObjcMethodDecl(); 234980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff Selector getSelector() const { return SelName; } 235980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff QualType getMethodType() const { return MethodDeclType; } 236980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff unsigned getNumMethodParams() const { return NumMethodParams; } 237980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ParmVarDecl *getMethodParamDecl(unsigned i) { 238980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff assert(i < getNumMethodParams() && "Illegal param #"); 239980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff return ParamInfo[i]; 240980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 24185ff2646c1aeedd1105f867a5bba8a58febd1d2aFariborz Jahanian 24285ff2646c1aeedd1105f867a5bba8a58febd1d2aFariborz Jahanian int getNumParams() const { return NumMethodParams; } 24385ff2646c1aeedd1105f867a5bba8a58febd1d2aFariborz Jahanian ParmVarDecl *getParamDecl(int i) const { 24485ff2646c1aeedd1105f867a5bba8a58febd1d2aFariborz Jahanian assert(i < getNumParams() && "Illegal param #"); 24585ff2646c1aeedd1105f867a5bba8a58febd1d2aFariborz Jahanian return ParamInfo[i]; 24685ff2646c1aeedd1105f867a5bba8a58febd1d2aFariborz Jahanian } 247980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setMethodParams(ParmVarDecl **NewParamInfo, unsigned NumParams); 248980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 249980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AttributeList *getMethodAttrs() const {return MethodAttrs;} 250980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff bool isInstance() const { return IsInstance; } 251980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff // Related to protocols declared in @protocol 252980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setDeclImplementation(ImplementationControl ic) 253980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff { DeclImplementation = ic; } 254980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ImplementationControl getImplementationControl() const 255980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff { return DeclImplementation; } 256980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 257980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff // Implement isa/cast/dyncast/etc. 258aa9fc46c6a797c86ae004092ab4f2b1bed6c4616Chris Lattner static bool classof(const Decl *D) { return D->getKind() == ObjcMethod; } 259980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const ObjcMethodDecl *D) { return true; } 260980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 261980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 2620c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjcProtocolDecl - Represents a protocol declaration. ObjC protocols 2630c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// declare a pure abstract type (i.e no instance variables are permitted). 2640c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Protocols orginally drew inspiration from C++ pure virtual functions (a C++ 2650c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// feature with nice semantics and lousy syntax:-). Here is an example: 2660c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 2670c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @protocol NSDraggingInfo 2680c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (NSWindow *)draggingDestinationWindow; 2690c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (NSImage *)draggedImage; 2700c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @end 2710c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 2720c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @interface ImplementsNSDraggingInfo : NSObject <NSDraggingInfo> 2730c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @end 2740c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 2750c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Objc protocols inspired Java interfaces. Unlike Java, ObjC classes and 2760c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// protocols are in distinct namespaces. For example, Cocoa defines both 2770c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// an NSObject protocol and class (which isn't allowed in Java). As a result, 2780c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// protocols are referenced using angle brackets as follows: 2790c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 2800c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// id <NSDraggingInfo> anyObjectThatImplementsNSDraggingInfo; 2810c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 28205672a0ce85f6a203a960a856d30c4606ab136a7Fariborz Jahanianclass ObjcProtocolDecl : public NamedDecl { 283980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// referenced protocols 284980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcProtocolDecl **ReferencedProtocols; // Null if none 285980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff int NumReferencedProtocols; // -1 if none 286980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 287980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// protocol instance methods 2887ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **InstanceMethods; // Null if not defined 2897ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumInstanceMethods; // -1 if not defined 290980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 291980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// protocol class methods 2927ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **ClassMethods; // Null if not defined 2937ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumClassMethods; // -1 if not defined 294980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 295980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff bool isForwardProtoDecl; // declared with @protocol. 296980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffpublic: 297980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcProtocolDecl(SourceLocation L, unsigned numRefProtos, 298980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff IdentifierInfo *Id, bool FD = false) 29905672a0ce85f6a203a960a856d30c4606ab136a7Fariborz Jahanian : NamedDecl(ObjcProtocol, L, Id), 300980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ReferencedProtocols(0), NumReferencedProtocols(-1), 3017ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian InstanceMethods(0), NumInstanceMethods(-1), 3027ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ClassMethods(0), NumClassMethods(-1), 303980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff isForwardProtoDecl(FD) { 304980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff AllocReferencedProtocols(numRefProtos); 305980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 306980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void AllocReferencedProtocols(unsigned numRefProtos) { 307980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff if (numRefProtos) { 308980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ReferencedProtocols = new ObjcProtocolDecl*[numRefProtos]; 309980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff memset(ReferencedProtocols, '\0', 310980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff numRefProtos*sizeof(ObjcProtocolDecl*)); 311980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff NumReferencedProtocols = numRefProtos; 312980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 313980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 314980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void ObjcAddProtoMethods(ObjcMethodDecl **insMethods, unsigned numInsMembers, 315980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcMethodDecl **clsMethods, unsigned numClsMembers); 316980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 317980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setReferencedProtocols(int idx, ObjcProtocolDecl *OID) { 318980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff assert((idx < NumReferencedProtocols) && "index out of range"); 319980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ReferencedProtocols[idx] = OID; 320980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 321980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 322980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcProtocolDecl** getReferencedProtocols() const { 323980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff return ReferencedProtocols; 324980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 325980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff int getNumReferencedProtocols() const { return NumReferencedProtocols; } 326980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 3277ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl** getInstanceMethods() const { return InstanceMethods; } 3287ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumInstanceMethods() const { return NumInstanceMethods; } 329980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 3307ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl** getClassMethods() const { return ClassMethods; } 3317ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumClassMethods() const { return NumClassMethods; } 332980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 333768f26ee5892cd63ff0335a15d71a2385ba7c5eaSteve Naroff bool isForwardDecl() const { return isForwardProtoDecl; } 334768f26ee5892cd63ff0335a15d71a2385ba7c5eaSteve Naroff void setForwardDecl(bool val) { isForwardProtoDecl = val; } 335980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 336aa9fc46c6a797c86ae004092ab4f2b1bed6c4616Chris Lattner static bool classof(const Decl *D) { return D->getKind() == ObjcProtocol; } 337980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const ObjcProtocolDecl *D) { return true; } 338980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 339980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 34006ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff/// ObjcClassDecl - Specifies a list of forward class declarations. For example: 34106ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff/// 34206ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff/// @class NSCursor, NSImage, NSPasteboard, NSWindow; 3430c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 344ab0aeb0bf3eb289013e9f37e75c3dfc4c618f53cFariborz Jahanianclass ObjcClassDecl : public Decl { 3457e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner ObjcInterfaceDecl **ForwardDecls; 3467e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner unsigned NumForwardDecls; 34706ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroffpublic: 3487e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner ObjcClassDecl(SourceLocation L, ObjcInterfaceDecl **Elts, unsigned nElts) 349ab0aeb0bf3eb289013e9f37e75c3dfc4c618f53cFariborz Jahanian : Decl(ObjcClass, L) { 35006ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff if (nElts) { 35106ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff ForwardDecls = new ObjcInterfaceDecl*[nElts]; 3527e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner memcpy(ForwardDecls, Elts, nElts*sizeof(ObjcInterfaceDecl*)); 3537e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner } else { 3547e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner ForwardDecls = 0; 35506ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff } 35606ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff NumForwardDecls = nElts; 35706ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff } 3587e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner void setInterfaceDecl(unsigned idx, ObjcInterfaceDecl *OID) { 3597e620729fcb5a0042107f999dcf524f7357ce819Chris Lattner assert(idx < NumForwardDecls && "index out of range"); 36006ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff ForwardDecls[idx] = OID; 36106ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff } 362aa9fc46c6a797c86ae004092ab4f2b1bed6c4616Chris Lattner static bool classof(const Decl *D) { return D->getKind() == ObjcClass; } 36306ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff static bool classof(const ObjcClassDecl *D) { return true; } 36406ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff}; 36506ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff 36606ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff/// ObjcForwardProtocolDecl - Specifies a list of forward protocol declarations. 36706ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff/// For example: 36806ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff/// 3690c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @protocol NSTextInput, NSChangeSpelling, NSDraggingInfo; 3700c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 3716d4caf26945095cc21dd7c79d2442668ed3a61b6Fariborz Jahanianclass ObjcForwardProtocolDecl : public Decl { 3729fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner ObjcProtocolDecl **ReferencedProtocols; 3739fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner unsigned NumReferencedProtocols; 37406ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroffpublic: 375b97de3eddf0a0f7ff97204e7def6b7e0aa8953f2Chris Lattner ObjcForwardProtocolDecl(SourceLocation L, 376b97de3eddf0a0f7ff97204e7def6b7e0aa8953f2Chris Lattner ObjcProtocolDecl **Elts, unsigned nElts) 3776d4caf26945095cc21dd7c79d2442668ed3a61b6Fariborz Jahanian : Decl(ObjcForwardProtocol, L) { 378b97de3eddf0a0f7ff97204e7def6b7e0aa8953f2Chris Lattner NumReferencedProtocols = nElts; 37906ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff if (nElts) { 3807ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols = new ObjcProtocolDecl*[nElts]; 381b97de3eddf0a0f7ff97204e7def6b7e0aa8953f2Chris Lattner memcpy(ReferencedProtocols, Elts, nElts*sizeof(ObjcProtocolDecl*)); 3829fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner } else { 3839fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner ReferencedProtocols = 0; 384980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 38506ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff } 3869fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner void setForwardProtocolDecl(unsigned idx, ObjcProtocolDecl *OID) { 3879fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner assert(idx < NumReferencedProtocols && "index out of range"); 3887ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols[idx] = OID; 38906ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff } 3909fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner 3919fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner unsigned getNumForwardDecls() const { return NumReferencedProtocols; } 3929fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner 3939fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner ObjcProtocolDecl *getForwardProtocolDecl(unsigned idx) { 3949fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner assert(idx < NumReferencedProtocols && "index out of range"); 3959fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner return ReferencedProtocols[idx]; 3969fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner } 3979fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner const ObjcProtocolDecl *getForwardProtocolDecl(unsigned idx) const { 3989fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner assert(idx < NumReferencedProtocols && "index out of range"); 3999fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner return ReferencedProtocols[idx]; 4009fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner } 4019fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattner 40206ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff static bool classof(const Decl *D) { 40306ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff return D->getKind() == ObjcForwardProtocol; 40406ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff } 40506ae8d68ef258ccd40c9cd1ce762eaae6f3d4432Steve Naroff static bool classof(const ObjcForwardProtocolDecl *D) { return true; } 406980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 407980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 4080c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjcCategoryDecl - Represents a category declaration. A category allows 4090c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// you to add methods to an existing class (without subclassing or modifying 4100c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// the original class interface or implementation:-). Categories don't allow 4110c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// you to add instance data. The following example adds "myMethod" to all 4120c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// NSView's within a process: 4130c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 4140c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @interface NSView (MyViewMethods) 4150c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - myMethod; 4160c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @end 4170c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 4180c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Cateogries also allow you to split the implementation of a class across 4190c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// several files (a feature more naturally supported in C++). 4200c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 4210c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Categories were originally inspired by dynamic languages such as Common 4220c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Lisp and Smalltalk. More traditional class-based languages (C++, Java) 4230c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// don't support this level of dynamism, which is both powerful and dangerous. 4240c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 425fd5de471478a507dd2495c4ea9bcab801ea5fa65Chris Lattnerclass ObjcCategoryDecl : public NamedDecl { 426980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Interface belonging to this category 427980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl *ClassInterface; 428980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 429980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// referenced protocols in this category 4307ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcProtocolDecl **ReferencedProtocols; // Null if none 4317ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumReferencedProtocols; // -1 if none 432980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 433980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// category instance methods 4347ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **InstanceMethods; // Null if not defined 4357ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumInstanceMethods; // -1 if not defined 436980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 437980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// category class methods 4387ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **ClassMethods; // Null if not defined 4397ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumClassMethods; // -1 if not defined 440980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 441980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Next category belonging to this class 442980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcCategoryDecl *NextClassCategory; 443ca3adf7e8cac8c9fbaf592b1e5c2be6f082de7baFariborz Jahanian 444980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroffpublic: 445fd5de471478a507dd2495c4ea9bcab801ea5fa65Chris Lattner ObjcCategoryDecl(SourceLocation L, unsigned numRefProtocol,IdentifierInfo *Id) 446fd5de471478a507dd2495c4ea9bcab801ea5fa65Chris Lattner : NamedDecl(ObjcCategory, L, Id), 447fd5de471478a507dd2495c4ea9bcab801ea5fa65Chris Lattner ClassInterface(0), ReferencedProtocols(0), NumReferencedProtocols(-1), 4487ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian InstanceMethods(0), NumInstanceMethods(-1), 4497ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ClassMethods(0), NumClassMethods(-1), 450e5ab7f31054e87ee812830480a828a762cd9eb73Chris Lattner NextClassCategory(0) { 451980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff if (numRefProtocol) { 4527ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols = new ObjcProtocolDecl*[numRefProtocol]; 4537ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian memset(ReferencedProtocols, '\0', 454980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff numRefProtocol*sizeof(ObjcProtocolDecl*)); 4557ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian NumReferencedProtocols = numRefProtocol; 456980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 457980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 458980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 459980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl *getClassInterface() const { return ClassInterface; } 460980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setClassInterface(ObjcInterfaceDecl *IDecl) { ClassInterface = IDecl; } 461980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 462980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void setCatReferencedProtocols(int idx, ObjcProtocolDecl *OID) { 4637ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian assert((idx < NumReferencedProtocols) && "index out of range"); 4647ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ReferencedProtocols[idx] = OID; 465980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 466980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 4677ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcProtocolDecl **getReferencedProtocols() const { 4687ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian return ReferencedProtocols; 4698f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian } 4707ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumReferencedProtocols() const { return NumReferencedProtocols; } 4718f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 4727ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **getInstanceMethods() const { return InstanceMethods; } 4737ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumInstanceMethods() const { return NumInstanceMethods; } 4748f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 4757ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **getClassMethods() const { return ClassMethods; } 4767ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumClassMethods() const { return NumClassMethods; } 4778f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 478980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void ObjcAddCatMethods(ObjcMethodDecl **insMethods, unsigned numInsMembers, 479980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcMethodDecl **clsMethods, unsigned numClsMembers); 480980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 481980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcCategoryDecl *getNextClassCategory() const { return NextClassCategory; } 482980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void insertNextClassCategory() { 4833d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff NextClassCategory = ClassInterface->getCategoryList(); 4843d58138992b9bc7b34aaa680f3ddf3971292eb7dSteve Naroff ClassInterface->setCategoryList(this); 485980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 486ca3adf7e8cac8c9fbaf592b1e5c2be6f082de7baFariborz Jahanian 487aa9fc46c6a797c86ae004092ab4f2b1bed6c4616Chris Lattner static bool classof(const Decl *D) { return D->getKind() == ObjcCategory; } 488980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const ObjcCategoryDecl *D) { return true; } 489980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 4900c6b6243d3efd958c17943130e2a773653511edcSteve Naroff 4918f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian/// ObjcCategoryImplDecl - An object of this class encapsulates a category 4928f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian/// @implementation declaration. 4936a0e89eece63e238ce873810f6f9bb50822e0296Chris Lattnerclass ObjcCategoryImplDecl : public NamedDecl { 4948f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian /// Class interface for this category implementation 4958f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian ObjcInterfaceDecl *ClassInterface; 4968f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 4978f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian /// category instance methods being implemented 4987ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **InstanceMethods; // Null if category is not implementing any 4997ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumInstanceMethods; // -1 if category is not implementing any 5008f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5018f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian /// category class methods being implemented 5027ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **ClassMethods; // Null if category is not implementing any 5037ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumClassMethods; // -1 if category is not implementing any 5048f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5058f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian public: 5068f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian ObjcCategoryImplDecl(SourceLocation L, IdentifierInfo *Id, 5076a0e89eece63e238ce873810f6f9bb50822e0296Chris Lattner ObjcInterfaceDecl *classInterface) 5086a0e89eece63e238ce873810f6f9bb50822e0296Chris Lattner : NamedDecl(ObjcCategoryImpl, L, Id), 5098f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian ClassInterface(classInterface), 5107ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian InstanceMethods(0), NumInstanceMethods(-1), 511e5ab7f31054e87ee812830480a828a762cd9eb73Chris Lattner ClassMethods(0), NumClassMethods(-1) {} 5128f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5138f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian ObjcInterfaceDecl *getClassInterface() const { 5148f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian return ClassInterface; 5158f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian } 5168f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5177ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **getInstanceMethods() const { return InstanceMethods; } 5187ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumInstanceMethods() const { return NumInstanceMethods; } 5198f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5207ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **getClassMethods() const { return ClassMethods; } 5217ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumClassMethods() const { return NumClassMethods; } 5228f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5238f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian void ObjcAddCatImplMethods( 5248f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian ObjcMethodDecl **insMethods, unsigned numInsMembers, 5258f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian ObjcMethodDecl **clsMethods, unsigned numClsMembers); 5268f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 527aa9fc46c6a797c86ae004092ab4f2b1bed6c4616Chris Lattner static bool classof(const Decl *D) { return D->getKind() == ObjcCategoryImpl;} 5288f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian static bool classof(const ObjcCategoryImplDecl *D) { return true; } 5298f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian}; 5308f3fde00ad4d4f943321e338b914ae4740711c84Fariborz Jahanian 5310c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// ObjcImplementationDecl - Represents a class definition - this is where 5320c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// method definitions are specified. For example: 5330c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 5340c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @implementation MyClass 5350c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// - (void)myMethod { /* do something */ } 5360c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// @end 5370c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 5380c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// Typically, instance variables are specified in the class interface, 5390c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// *not* in the implemenentation. Nevertheless (for legacy reasons), we 5400c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// allow instance variables to be specified in the implementation. When 5410c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// specified, they need to be *identical* to the interface. Now that we 5420c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// have support for non-fragile ivars in ObjC 2.0, we can consider removing 5430c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// the legacy semantics and allow developers to move private ivar declarations 5440c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// from the class interface to the class implementation (but I digress:-) 5450c6b6243d3efd958c17943130e2a773653511edcSteve Naroff/// 5466d4caf26945095cc21dd7c79d2442668ed3a61b6Fariborz Jahanianclass ObjcImplementationDecl : public NamedDecl { 547980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 548980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Implementation Class's super class. 549980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl *SuperClass; 550980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 551980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// Optional Ivars/NumIvars - This is a new[]'d array of pointers to Decls. 552980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcIvarDecl **Ivars; // Null if not specified 553980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff int NumIvars; // -1 if not defined. 554980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 555980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// implemented instance methods 5567ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **InstanceMethods; // Null if not defined 5577ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumInstanceMethods; // -1 if not defined 558980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 559980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff /// implemented class methods 5607ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **ClassMethods; // Null if not defined 5617ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int NumClassMethods; // -1 if not defined 562980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 5639fa5e65d08aee1875c5f2a841c8b0b4069bd00e5Chris Lattnerpublic: 564980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcImplementationDecl(SourceLocation L, IdentifierInfo *Id, 565980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcInterfaceDecl* superDecl) 5666d4caf26945095cc21dd7c79d2442668ed3a61b6Fariborz Jahanian : NamedDecl(ObjcImplementation, L, Id), 567980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff SuperClass(superDecl), 568980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff Ivars(0), NumIvars(-1), 5697ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian InstanceMethods(0), NumInstanceMethods(-1), 5707ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ClassMethods(0), NumClassMethods(-1) {} 571980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 572980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void ObjcAddInstanceVariablesToClassImpl(ObjcIvarDecl **ivars, 573980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff unsigned numIvars); 574980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 575980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff void ObjcAddImplMethods(ObjcMethodDecl **insMethods, unsigned numInsMembers, 576980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff ObjcMethodDecl **clsMethods, unsigned numClsMembers); 577980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 57893efc029bf485de724fd783ad14b58aaec9c919bFariborz Jahanian ObjcInterfaceDecl *getSuperClass() const { return SuperClass; } 579980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 58093efc029bf485de724fd783ad14b58aaec9c919bFariborz Jahanian void setSuperClass(ObjcInterfaceDecl * superCls) 581980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff { SuperClass = superCls; } 582980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 5837ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **getInstanceMethods() const { return InstanceMethods; } 5847ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumInstanceMethods() const { return NumInstanceMethods; } 585980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 5867ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian ObjcMethodDecl **getClassMethods() const { return ClassMethods; } 5877ed9e0f97f4645edc5d4670385b985ea4c617ce7Fariborz Jahanian int getNumClassMethods() const { return NumClassMethods; } 588980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 589980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const Decl *D) { 590980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff return D->getKind() == ObjcImplementation; 591980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff } 592980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff static bool classof(const ObjcImplementationDecl *D) { return true; } 593980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff}; 594243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian 595243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian/// ObjcCompatibleAliasDecl - Represents alias of a class. This alias is 596243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian/// declared as @compatibility_alias alias class. 597243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanianclass ObjcCompatibleAliasDecl : public ScopedDecl { 598243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian /// Class that this is an alias of. 599243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian ObjcInterfaceDecl *AliasedClass; 600243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian 601243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanianpublic: 602243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian ObjcCompatibleAliasDecl(SourceLocation L, IdentifierInfo *Id, 603243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian ObjcInterfaceDecl* aliasedClass) 604243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian : ScopedDecl(CompatibleAlias, L, Id, 0), 605243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian AliasedClass(aliasedClass) {} 606243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian 607243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian ObjcInterfaceDecl *getClassInterface() const { return AliasedClass; } 608980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 609243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian static bool classof(const Decl *D) { 610243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian return D->getKind() == CompatibleAlias; 611243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian } 612243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian static bool classof(const ObjcCompatibleAliasDecl *D) { return true; } 613243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian 614243b64b0001172405ff803c61bdcaa8e98ec1552Fariborz Jahanian}; 615980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff 616980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff} // end namespace clang 617980e508ca70d6de75d2abfd96b4681fc98bb2698Steve Naroff#endif 618