[obj2yaml] Adding Error/Expected to macho2yaml

I figure if I'm adding Mach support I may as well use the new fancy Error model.

llvm-svn: 269264

1 files changed, 11 insertions, 1 deletions

diff --git a/llvm/tools/obj2yaml/Error.cpp b/llvm/tools/obj2yaml/Error.cpp
index 9eb70c6a47b..9c2aeefef2f 100644
--- a/llvm/tools/obj2yaml/Error.cpp
+++ b/llvm/tools/obj2yaml/Error.cpp
@@ -42,8 +42,18 @@ std::string _obj2yaml_error_category::message(int ev) const {
 }
 
 namespace llvm {
-  const std::error_category &obj2yaml_category() {
+
+const std::error_category &obj2yaml_category() {
   static _obj2yaml_error_category o;
   return o;
 }
+
+char Obj2YamlError::ID = 0;
+
+void Obj2YamlError::log(raw_ostream &OS) const { OS << ErrMsg << "\n"; }
+
+std::error_code Obj2YamlError::convertToErrorCode() const {
+  return std::error_code(static_cast<int>(Code), obj2yaml_category());
+}
+
 } // namespace llvm