libcxx/src/error_category.cpp

   1 //===----------------------------------------------------------------------===//
   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 #include <__config>
  10
  11 #ifdef _LIBCPP_DEPRECATED_ABI_LEGACY_LIBRARY_DEFINITIONS_FOR_INLINE_FUNCTIONS
  12 #  define _LIBCPP_ERROR_CATEGORY_DEFINE_LEGACY_INLINE_FUNCTIONS
  13 #endif
  14
  15 #include <system_error>
  16
  17 _LIBCPP_BEGIN_NAMESPACE_STD
  18
  19 // class error_category
  20
  21 #if defined(_LIBCPP_ERROR_CATEGORY_DEFINE_LEGACY_INLINE_FUNCTIONS)
  22 error_category::error_category() noexcept {}
  23 #endif
  24
  25 error_category::~error_category() noexcept {}
  26
  27 error_condition error_category::default_error_condition(int ev) const noexcept { return error_condition(ev, *this); }
  28
  29 bool error_category::equivalent(int code, const error_condition& condition) const noexcept {
  30   return default_error_condition(code) == condition;
  31 }
  32
  33 bool error_category::equivalent(const error_code& code, int condition) const noexcept {
  34   return *this == code.category() && code.value() == condition;
  35 }
  36
  37 _LIBCPP_END_NAMESPACE_STD