| # Copyright 2013 The Flutter Authors. All rights reserved. | 
 | # Use of this source code is governed by a BSD-style license that can be | 
 | # found in the LICENSE file. | 
 |  | 
 | declare_args() { | 
 |   # Whether to build the GLFW shell for the host platform, if available. | 
 |   # | 
 |   # By default, the GLFW shell is not built if there is a native toolkit shell, | 
 |   # but it can be enabled for supported platforms (Windows, macOS, and Linux) | 
 |   # as an extra build artifact with this flag. The native toolkit shell will | 
 |   # still be built as well. | 
 |   build_glfw_shell = is_linux && current_toolchain == host_toolchain | 
 | } |