Ted Kremenek | 585b318 | 2010-08-27 21:57:20 +0000 | [diff] [blame] | 1 | //===- CIndexCXX.cpp - Clang-C Source Indexing Library --------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file implements the libclang support for C++ cursors. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #include "CIndexer.h" |
| 15 | #include "CXCursor.h" |
| 16 | #include "CXType.h" |
| 17 | #include "clang/AST/DeclCXX.h" |
Douglas Gregor | 49f6f54 | 2010-08-31 22:12:17 +0000 | [diff] [blame] | 18 | #include "clang/AST/DeclTemplate.h" |
Ted Kremenek | 585b318 | 2010-08-27 21:57:20 +0000 | [diff] [blame] | 19 | |
| 20 | using namespace clang; |
Douglas Gregor | e0329ac | 2010-09-02 00:07:54 +0000 | [diff] [blame] | 21 | using namespace clang::cxcursor; |
Ted Kremenek | 585b318 | 2010-08-27 21:57:20 +0000 | [diff] [blame] | 22 | |
| 23 | extern "C" { |
| 24 | |
| 25 | unsigned clang_isVirtualBase(CXCursor C) { |
| 26 | if (C.kind != CXCursor_CXXBaseSpecifier) |
| 27 | return 0; |
| 28 | |
Douglas Gregor | e0329ac | 2010-09-02 00:07:54 +0000 | [diff] [blame] | 29 | CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); |
Ted Kremenek | 585b318 | 2010-08-27 21:57:20 +0000 | [diff] [blame] | 30 | return B->isVirtual(); |
| 31 | } |
| 32 | |
| 33 | enum CX_CXXAccessSpecifier clang_getCXXAccessSpecifier(CXCursor C) { |
| 34 | if (C.kind != CXCursor_CXXBaseSpecifier) |
| 35 | return CX_CXXInvalidAccessSpecifier; |
| 36 | |
Douglas Gregor | e0329ac | 2010-09-02 00:07:54 +0000 | [diff] [blame] | 37 | CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); |
Ted Kremenek | 585b318 | 2010-08-27 21:57:20 +0000 | [diff] [blame] | 38 | switch (B->getAccessSpecifier()) { |
| 39 | case AS_public: return CX_CXXPublic; |
| 40 | case AS_protected: return CX_CXXProtected; |
| 41 | case AS_private: return CX_CXXPrivate; |
| 42 | case AS_none: return CX_CXXInvalidAccessSpecifier; |
| 43 | } |
| 44 | |
| 45 | // FIXME: Clang currently thinks this is reachable. |
| 46 | return CX_CXXInvalidAccessSpecifier; |
| 47 | } |
| 48 | |
Douglas Gregor | 49f6f54 | 2010-08-31 22:12:17 +0000 | [diff] [blame] | 49 | enum CXCursorKind clang_getTemplateCursorKind(CXCursor C) { |
| 50 | using namespace clang::cxcursor; |
| 51 | |
| 52 | switch (C.kind) { |
| 53 | case CXCursor_ClassTemplate: |
| 54 | case CXCursor_FunctionTemplate: |
| 55 | if (TemplateDecl *Template |
| 56 | = dyn_cast_or_null<TemplateDecl>(getCursorDecl(C))) |
| 57 | return MakeCXCursor(Template->getTemplatedDecl(), |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 58 | static_cast<CXTranslationUnit>(C.data[2])).kind; |
Douglas Gregor | 49f6f54 | 2010-08-31 22:12:17 +0000 | [diff] [blame] | 59 | break; |
| 60 | |
| 61 | case CXCursor_ClassTemplatePartialSpecialization: |
| 62 | if (ClassTemplateSpecializationDecl *PartialSpec |
| 63 | = dyn_cast_or_null<ClassTemplatePartialSpecializationDecl>( |
| 64 | getCursorDecl(C))) { |
| 65 | switch (PartialSpec->getTagKind()) { |
| 66 | case TTK_Class: return CXCursor_ClassDecl; |
| 67 | case TTK_Struct: return CXCursor_StructDecl; |
| 68 | case TTK_Union: return CXCursor_UnionDecl; |
| 69 | case TTK_Enum: return CXCursor_NoDeclFound; |
| 70 | } |
| 71 | } |
| 72 | break; |
| 73 | |
| 74 | default: |
| 75 | break; |
| 76 | } |
| 77 | |
| 78 | return CXCursor_NoDeclFound; |
| 79 | } |
| 80 | |
Douglas Gregor | e0329ac | 2010-09-02 00:07:54 +0000 | [diff] [blame] | 81 | CXCursor clang_getSpecializedCursorTemplate(CXCursor C) { |
| 82 | if (!clang_isDeclaration(C.kind)) |
| 83 | return clang_getNullCursor(); |
| 84 | |
| 85 | Decl *D = getCursorDecl(C); |
| 86 | if (!D) |
| 87 | return clang_getNullCursor(); |
| 88 | |
| 89 | Decl *Template = 0; |
| 90 | if (CXXRecordDecl *CXXRecord = dyn_cast<CXXRecordDecl>(D)) { |
| 91 | if (ClassTemplatePartialSpecializationDecl *PartialSpec |
| 92 | = dyn_cast<ClassTemplatePartialSpecializationDecl>(CXXRecord)) |
| 93 | Template = PartialSpec->getSpecializedTemplate(); |
| 94 | else if (ClassTemplateSpecializationDecl *ClassSpec |
| 95 | = dyn_cast<ClassTemplateSpecializationDecl>(CXXRecord)) { |
| 96 | llvm::PointerUnion<ClassTemplateDecl *, |
| 97 | ClassTemplatePartialSpecializationDecl *> Result |
| 98 | = ClassSpec->getSpecializedTemplateOrPartial(); |
| 99 | if (Result.is<ClassTemplateDecl *>()) |
| 100 | Template = Result.get<ClassTemplateDecl *>(); |
| 101 | else |
| 102 | Template = Result.get<ClassTemplatePartialSpecializationDecl *>(); |
| 103 | |
| 104 | } else |
| 105 | Template = CXXRecord->getInstantiatedFromMemberClass(); |
| 106 | } else if (FunctionDecl *Function = dyn_cast<FunctionDecl>(D)) { |
| 107 | Template = Function->getPrimaryTemplate(); |
| 108 | if (!Template) |
| 109 | Template = Function->getInstantiatedFromMemberFunction(); |
| 110 | } else if (VarDecl *Var = dyn_cast<VarDecl>(D)) { |
| 111 | if (Var->isStaticDataMember()) |
| 112 | Template = Var->getInstantiatedFromStaticDataMember(); |
| 113 | } else if (RedeclarableTemplateDecl *Tmpl |
| 114 | = dyn_cast<RedeclarableTemplateDecl>(D)) |
| 115 | Template = Tmpl->getInstantiatedFromMemberTemplate(); |
| 116 | |
| 117 | if (!Template) |
| 118 | return clang_getNullCursor(); |
| 119 | |
Ted Kremenek | a60ed47 | 2010-11-16 08:15:36 +0000 | [diff] [blame] | 120 | return MakeCXCursor(Template, static_cast<CXTranslationUnit>(C.data[2])); |
Douglas Gregor | e0329ac | 2010-09-02 00:07:54 +0000 | [diff] [blame] | 121 | } |
| 122 | |
Ted Kremenek | 585b318 | 2010-08-27 21:57:20 +0000 | [diff] [blame] | 123 | } // end extern "C" |