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# Copyright 2017 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.
import re
import default_flavor
"""Flutter flavor utils, used for building Flutter with Skia."""
class FlutterFlavorUtils(default_flavor.DefaultFlavorUtils):
def compile(self, target):
"""Build Flutter with Skia."""
flutter_dir = self.m.vars.checkout_root.join('src')
configuration = self.m.vars.builder_cfg.get('configuration').lower()
extra_tokens = self.m.vars.extra_tokens
out_dir = configuration
with self.m.context(cwd=flutter_dir):
# Runhook to generate the gn binary in buildtools.
# TODO(borenet): Remove this hack and replace with
# 'self.m.gclient.runhooks()' after the transition to Kitchen:
# https://bugs.chromium.org/p/skia/issues/detail?id=7050
depot_tools = self.m.vars.checkout_root.join('depot_tools')
self.m.git.checkout(
'https://chromium.googlesource.com/chromium/tools/depot_tools.git',
dir_path=depot_tools, ref='06493714339009216197d59c5413da2a1efdf4a2')
self.m.run(
self.m.step,
'runhook',
cmd=[depot_tools.join('gclient'), 'runhooks'])
# Setup GN args.
gn_args = [
'--runtime-mode=%s' % configuration,
]
if 'Android' in extra_tokens:
gn_args.append('--android')
out_dir = 'android_' + out_dir
# Delete out_dir so that we start from a clean slate. See skbug/6310.
self.m.run.rmtree(flutter_dir.join('out', out_dir))
# Run GN.
self.m.run(
self.m.step,
'gn_gen',
cmd=['flutter/tools/gn'] + gn_args)
# Build Flutter.
self.m.run(
self.m.step,
'build_flutter',
cmd=['ninja', '-C', 'out/' + out_dir, '-j100'])
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