From 5362a71c02e7d448a8ce98cf00c47e353fba5d04 Mon Sep 17 00:00:00 2001
From: Ed Schouten <ed@FreeBSD.org>
Date: Sat, 4 Jul 2009 13:58:54 +0000
Subject: Import Clang r74788.

---
 lib/Lex/Preprocessor.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'lib/Lex/Preprocessor.cpp')

diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 24ee5d8a8f921..9f0c15f59e49c 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -476,3 +476,26 @@ void Preprocessor::HandleIdentifier(Token &Identifier) {
   if (II.isExtensionToken() && !DisableMacroExpansion)
     Diag(Identifier, diag::ext_token_used);
 }
+
+void Preprocessor::AddCommentHandler(CommentHandler *Handler) {
+  assert(Handler && "NULL comment handler");
+  assert(std::find(CommentHandlers.begin(), CommentHandlers.end(), Handler) ==
+         CommentHandlers.end() && "Comment handler already registered");
+  CommentHandlers.push_back(Handler);
+}
+
+void Preprocessor::RemoveCommentHandler(CommentHandler *Handler) {
+  std::vector<CommentHandler *>::iterator Pos
+  = std::find(CommentHandlers.begin(), CommentHandlers.end(), Handler);
+  assert(Pos != CommentHandlers.end() && "Comment handler not registered");
+  CommentHandlers.erase(Pos);
+}
+
+void Preprocessor::HandleComment(SourceRange Comment) {
+  for (std::vector<CommentHandler *>::iterator H = CommentHandlers.begin(),
+       HEnd = CommentHandlers.end();
+       H != HEnd; ++H)
+    (*H)->HandleComment(*this, Comment);
+}
+
+CommentHandler::~CommentHandler() { }
-- 
cgit v1.2.3