[ELF] - Make few members of Writer to be global and export them for reuse

Creating sections on linkerscript side requires some methods
that can be reused if are exported from writer.

Patch implements that change.

Differential revision: http://reviews.llvm.org/D20104

1 files changed, 15 insertions, 1 deletions

diff --git a/lld/ELF/Writer.h b/lld/ELF/Writer.h
index f60ac89da2d..df25d8e404c 100644
--- a/lld/ELF/Writer.h
+++ b/lld/ELF/Writer.h
@@ -10,14 +10,28 @@
 #ifndef LLD_ELF_WRITER_H
 #define LLD_ELF_WRITER_H
 
+#include <memory>
+
+namespace llvm {
+  class StringRef;
+}
+
 namespace lld {
 namespace elf {
-
+template <class ELFT> class InputSectionBase;
+template <class ELFT> class ObjectFile;
 template <class ELFT> class SymbolTable;
 
 template <class ELFT> void writeResult(SymbolTable<ELFT> *Symtab);
 
 template <class ELFT> void markLive();
+
+template <class ELFT>
+llvm::StringRef getOutputSectionName(InputSectionBase<ELFT> *S);
+
+template <class ELFT>
+void reportDiscarded(InputSectionBase<ELFT> *IS,
+                     const std::unique_ptr<elf::ObjectFile<ELFT>> &File);
 }
 }