[obj2yaml] Recognize input file format using llvm::object::ObjectFile
interface methods isCOFF().
The '-coff' command line option has been removed. It was not used in any
test cases.
The patch reviewed by Michael Spencer.
llvm-svn: 208157
diff --git a/llvm/tools/obj2yaml/Error.cpp b/llvm/tools/obj2yaml/Error.cpp
new file mode 100644
index 0000000..7be468d
--- /dev/null
+++ b/llvm/tools/obj2yaml/Error.cpp
@@ -0,0 +1,54 @@
+//===- Error.cpp - system_error extensions for obj2yaml ---------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "Error.h"
+#include "llvm/Support/ErrorHandling.h"
+
+using namespace llvm;
+
+namespace {
+class _obj2yaml_error_category : public error_category {
+public:
+ const char *name() const override;
+ std::string message(int ev) const override;
+ error_condition default_error_condition(int ev) const override;
+};
+} // namespace
+
+const char *_obj2yaml_error_category::name() const { return "obj2yaml"; }
+
+std::string _obj2yaml_error_category::message(int ev) const {
+ switch (ev) {
+ case obj2yaml_error::success:
+ return "Success";
+ case obj2yaml_error::file_not_found:
+ return "No such file.";
+ case obj2yaml_error::unrecognized_file_format:
+ return "Unrecognized file type.";
+ case obj2yaml_error::unsupported_obj_file_format:
+ return "Unsupported object file format.";
+ default:
+ llvm_unreachable("An enumerator of obj2yaml_error does not have a message "
+ "defined.");
+ }
+}
+
+error_condition
+_obj2yaml_error_category::default_error_condition(int ev) const {
+ if (ev == obj2yaml_error::success)
+ return errc::success;
+ return errc::invalid_argument;
+}
+
+namespace llvm {
+const error_category &obj2yaml_category() {
+ static _obj2yaml_error_category o;
+ return o;
+}
+} // namespace llvm