1 //===- Error.h - system_error extensions for llvm-readobj -------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This declares a new error_category for the llvm-readobj tool. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_TOOLS_LLVM_READOBJ_ERROR_H 15 #define LLVM_TOOLS_LLVM_READOBJ_ERROR_H 16 17 #include <system_error> 18 19 namespace llvm { 20 const std::error_category &readobj_category(); 21 22 enum class readobj_error { 23 success = 0, 24 file_not_found, 25 unsupported_file_format, 26 unrecognized_file_format, 27 unsupported_obj_file_format, 28 unknown_symbol 29 }; 30 make_error_code(readobj_error e)31inline std::error_code make_error_code(readobj_error e) { 32 return std::error_code(static_cast<int>(e), readobj_category()); 33 } 34 35 } // namespace llvm 36 37 namespace std { 38 template <> struct is_error_code_enum<llvm::readobj_error> : std::true_type {}; 39 } 40 41 #endif 42