xpose HeaderSearch::SearchDirs to tools,s, from Paul Holden

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@127122 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Lex/HeaderSearch.h b/include/clang/Lex/HeaderSearch.h
index 30bd4f58549c463e4cfa8e238d2278ada4973a70..ed84ebc1442ce85e03817e9b00b8cf0cc82ef46a 100644 (file)
--- a/include/clang/Lex/HeaderSearch.h
+++ b/include/clang/Lex/HeaderSearch.h
@@ -261,6 +261,17 @@ public:
   // Used by ASTReader.
   void setHeaderFileInfoForUID(HeaderFileInfo HFI, unsigned UID);
 
+  // Used by external tools
+  typedef std::vector<DirectoryLookup>::const_iterator search_dir_iterator;
+  search_dir_iterator search_dir_begin() const { return SearchDirs.begin(); }
+  search_dir_iterator search_dir_end() const { return SearchDirs.end(); }
+  unsigned search_dir_size() const { return SearchDirs.size(); }
+
+  search_dir_iterator system_dir_begin() const {
+    return SearchDirs.begin() + SystemDirIdx;
+  }
+  search_dir_iterator system_dir_end() const { return SearchDirs.end(); }
+
   void PrintStats();
 private: