// Copyright 2021 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // This file is designed to be included if windows.h is included from a source // file that should not need it. Conditionally including this file from a few // key source files will help to stop windows.h from creeping back into the // Chromium build, with the namespace pollution which that implies. Typical // usage is: // // // This should be after all other #includes. // #if defined(_WINDOWS_) // Detect whether windows.h was included. // #include "base/win/windows_h_disallowed.h" // #endif // defined(_WINDOWS_) // // See https://crbug.com/796644 for more historical context. #ifndef BASE_WIN_WINDOWS_H_DISALLOWED_H_ #define BASE_WIN_WINDOWS_H_DISALLOWED_H_ #error Windows.h was included unexpectedly. See comment above for details. #endif // BASE_WIN_WINDOWS_H_DISALLOWED_H_