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
39