1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/llvm-project/Error.h b/third_party/llvm-project/Error.h
new file mode 100644
index 000000000..8985338c9
--- /dev/null
+++ b/third_party/llvm-project/Error.h
@@ -0,0 +1,53 @@
+//===- Error.h - system_error extensions for obj2yaml -----------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TOOLS_OBJ2YAML_ERROR_H
+#define LLVM_TOOLS_OBJ2YAML_ERROR_H
+
+#include "llvm/Support/Error.h"
+
+#include <system_error>
+
+namespace llvm {
+const std::error_category &obj2yaml_category();
+
+enum class obj2yaml_error {
+  success = 0,
+  file_not_found,
+  unrecognized_file_format,
+  unsupported_obj_file_format,
+  not_implemented
+};
+
+inline std::error_code make_error_code(obj2yaml_error e) {
+  return std::error_code(static_cast<int>(e), obj2yaml_category());
+}
+
+class Obj2YamlError : public ErrorInfo<Obj2YamlError> {
+public:
+  static char ID;
+  Obj2YamlError(obj2yaml_error C) : Code(C) {}
+  Obj2YamlError(std::string ErrMsg) : ErrMsg(std::move(ErrMsg)) {}
+  Obj2YamlError(obj2yaml_error C, std::string ErrMsg)
+      : ErrMsg(std::move(ErrMsg)), Code(C) {}
+  void log(raw_ostream &OS) const override;
+  const std::string &getErrorMessage() const { return ErrMsg; }
+  std::error_code convertToErrorCode() const override;
+
+private:
+  std::string ErrMsg;
+  obj2yaml_error Code = obj2yaml_error::success;
+};
+
+} // namespace llvm
+
+namespace std {
+template <> struct is_error_code_enum<llvm::obj2yaml_error> : std::true_type {};
+}
+
+#endif