Experimental stab at using relexing to identify preprocessor

directives while annotating tokens in CIndex. This functionality
should probably be factored out of this routine, but we're not there
yet. 

llvm-svn: 98786

1 files changed, 18 insertions, 0 deletions

diff --git a/clang/tools/CIndex/CXCursor.cpp b/clang/tools/CIndex/CXCursor.cpp
index 0fa73a513da..f2294b0996f 100644
--- a/clang/tools/CIndex/CXCursor.cpp
+++ b/clang/tools/CIndex/CXCursor.cpp
@@ -296,6 +296,24 @@ cxcursor::getCursorTypeRef(CXCursor C) {
                                       reinterpret_cast<uintptr_t>(C.data[1])));
 }
 
+CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range, 
+                                                    ASTUnit *TU) {
+  CXCursor C = { CXCursor_PreprocessingDirective, 
+                 { reinterpret_cast<void *>(Range.getBegin().getRawEncoding()),
+                   reinterpret_cast<void *>(Range.getEnd().getRawEncoding()),
+                   TU }
+               };
+  return C;
+}
+
+SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) {
+  assert(C.kind == CXCursor_PreprocessingDirective);
+  return SourceRange(SourceLocation::getFromRawEncoding(
+                                      reinterpret_cast<uintptr_t> (C.data[0])),
+                     SourceLocation::getFromRawEncoding(
+                                      reinterpret_cast<uintptr_t> (C.data[1])));
+}
+
 Decl *cxcursor::getCursorDecl(CXCursor Cursor) {
   return (Decl *)Cursor.data[0];
 }