tools/llvm-cxxdump/Error.h

   1 //===- Error.h - system_error extensions for llvm-cxxdump -------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This declares a new error_category for the llvm-cxxdump tool.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_TOOLS_LLVM_CXXDUMP_ERROR_H
  14 #define LLVM_TOOLS_LLVM_CXXDUMP_ERROR_H
  15
  16 #include <system_error>
  17
  18 namespace llvm {
  19 const std::error_category &cxxdump_category();
  20
  21 enum class cxxdump_error {
  22   success = 0,
  23   file_not_found,
  24   unrecognized_file_format,
  25 };
  26
  27 inline std::error_code make_error_code(cxxdump_error e) {
  28   return std::error_code(static_cast<int>(e), cxxdump_category());
  29 }
  30
  31 } // namespace llvm
  32
  33 namespace std {
  34 template <>
  35 struct is_error_code_enum<llvm::cxxdump_error> : std::true_type {};
  36 }
  37
  38 #endif