1// Copyright 2020 The Pigweed Authors 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); you may not 4// use this file except in compliance with the License. You may obtain a copy of 5// the License at 6// 7// https://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12// License for the specific language governing permissions and limitations under 13// the License. 14 15// This is a fake version of Clang / libc++'s <__config> header. The <__config> 16// header provides various _LIBCPP defines used internally by libc++. 17// 18// In particular, pw_polyfill and pw_minimal_cpp_stdlib need the macros that 19// provide the namespace to use for standard library definitions. This header 20// provides _LIBCPP_BEGIN_NAMESPACE_STD and _LIBCPP_END_NAMESPACE_STD. 21#pragma once 22 23#define _LIBCPP_BEGIN_NAMESPACE_STD \ 24 namespace std { \ 25 inline namespace __pw_minimal_cpp_stdlib { 26 27#define _LIBCPP_END_NAMESPACE_STD \ 28 } \ 29 } 30