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# Copyright 2015 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# The args declared in this file should be referenced by components outside of
# //chromecast. Args needed only in //chromecast should be declared in
# //chromecast/chromecast.gni.
declare_args() {
  # Set this true for a Chromecast build. Chromecast builds are supported on
  # Linux and Android.
  is_chromecast = false

  # Set this true for an audio-only Chromecast build.
  disable_display = false
}

# Note(slan): This arg depends on the value of is_chromecast, and thus must be
# declared in a separate block. These blocks can be combined when/if
# crbug.com/542846 is resolved.
declare_args() {
  # True if Chromecast build is targeted for linux desktop. This type of build
  # is useful for testing and development, but currently supports only a subset
  # of Cast functionality. Though this defaults to true for x86 Linux devices,
  # this should be overriden manually for an embedded x86 build.
  # TODO(slan): Remove instances of this when x86 is a fully supported platform.
  is_cast_desktop_build = is_chromecast && target_os == "linux" &&
                          (target_cpu == "x86" || target_cpu == "x64")
}

# Assert that Chromecast is being built for a supported platform.
assert(is_linux || is_android || !is_chromecast,
       "Chromecast builds are not supported on $target_os")

# Assert that disable_display and is_cast_desktop_build are both false on a
# non-Chromecast build.
assert(is_chromecast || !(disable_display || is_cast_desktop_build))