Implementing parsing and resolution of module export declarations
within module maps, which will (eventually) be used to re-export a
module from another module. There are still some pieces missing,
however.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145665 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 180e1e2..6cf34e2 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -369,7 +369,12 @@
     Tok.setLiteralData(DestPtr);
 }
 
-
+Module *Preprocessor::getCurrentModule() {
+  if (getLangOptions().CurrentModule.empty())
+    return 0;
+  
+  return getHeaderSearchInfo().getModule(getLangOptions().CurrentModule);
+}
 
 //===----------------------------------------------------------------------===//
 // Preprocessor Initialization Methods