gecko-dev/build/build-clang/query-selector-visibility.p...

80 строки
2.9 KiB
Diff

commit 865b9340996f9f9d04b73b187248737dc6fd845e
Author: Michael Wu <mwu@mozilla.com>
Date: Mon Sep 14 17:47:21 2015 -0400
Add support for querying the visibility of a cursor
diff --git a/clang/include/clang-c/Index.h b/clang/include/clang-c/Index.h
index fad9cfa..311bfcb 100644
--- a/clang/include/clang-c/Index.h
+++ b/clang/include/clang-c/Index.h
@@ -2440,6 +2440,24 @@ enum CXLinkageKind {
CINDEX_LINKAGE enum CXLinkageKind clang_getCursorLinkage(CXCursor cursor);
/**
+ * \brief Describe the visibility of the entity referred to by a cursor.
+ */
+enum CXVisibilityKind {
+ /** \brief This value indicates that no visibility information is available
+ * for a provided CXCursor. */
+ CXVisibility_Invalid,
+
+ /** \brief Symbol not seen by the linker. */
+ CXVisibility_Hidden,
+ /** \brief Symbol seen by the linker but resolves to a symbol inside this object. */
+ CXVisibility_Protected,
+ /** \brief Symbol seen by the linker and acts like a normal symbol. */
+ CXVisibility_Default,
+};
+
+CINDEX_LINKAGE enum CXVisibilityKind clang_getCursorVisibility(CXCursor cursor);
+
+/**
* \brief Determine the availability of the entity that this cursor refers to,
* taking the current target platform into account.
*
diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index 8225a6c..9fa18d3 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -6361,6 +6361,27 @@ CXLinkageKind clang_getCursorLinkage(CXCursor cursor) {
} // end: extern "C"
//===----------------------------------------------------------------------===//
+// Operations for querying visibility of a cursor.
+//===----------------------------------------------------------------------===//
+
+extern "C" {
+CXVisibilityKind clang_getCursorVisibility(CXCursor cursor) {
+ if (!clang_isDeclaration(cursor.kind))
+ return CXVisibility_Invalid;
+
+ const Decl *D = cxcursor::getCursorDecl(cursor);
+ if (const NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D))
+ switch (ND->getVisibility()) {
+ case HiddenVisibility: return CXVisibility_Hidden;
+ case ProtectedVisibility: return CXVisibility_Protected;
+ case DefaultVisibility: return CXVisibility_Default;
+ };
+
+ return CXVisibility_Invalid;
+}
+} // end: extern "C"
+
+//===----------------------------------------------------------------------===//
// Operations for querying language of a cursor.
//===----------------------------------------------------------------------===//
diff --git a/clang/tools/libclang/libclang.exports b/clang/tools/libclang/libclang.exports
index f6a7175..a919a8e 100644
--- a/clang/tools/libclang/libclang.exports
+++ b/clang/tools/libclang/libclang.exports
@@ -173,6 +173,7 @@ clang_getCursorSemanticParent
clang_getCursorSpelling
clang_getCursorType
clang_getCursorUSR
+clang_getCursorVisibility
clang_getDeclObjCTypeEncoding
clang_getDefinitionSpellingAndExtent
clang_getDiagnostic