dart-sdk/tools/generate_buildfiles.py
Zachary Anderson c67bd01d76 Select GN build with an environment variable
Setting DART_USE_GN to anything will cause 'gclient runhooks' and
build.py to use GN.

R=johnmccutchan@google.com

Review URL: https://codereview.chromium.org/2400493002 .
2016-10-05 14:07:22 -07:00

79 lines
1.6 KiB
Python

#!/usr/bin/env python
# Copyright 2016 The Dart project 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 argparse
import os
import subprocess
import sys
import utils
SCRIPT_DIR = os.path.dirname(sys.argv[0])
DART_ROOT = os.path.realpath(os.path.join(SCRIPT_DIR, '..'))
DART_USE_GN = "DART_USE_GN"
def use_gn():
return DART_USE_GN in os.environ
def execute(args):
process = subprocess.Popen(args, cwd=DART_ROOT)
process.wait()
return process.returncode
def run_gn():
gn_command = [
'python',
os.path.join(DART_ROOT, 'tools', 'gn.py'),
'-m', 'all',
'-a', 'all',
]
return execute(gn_command)
def run_gyp():
gyp_command = [
'python',
os.path.join(DART_ROOT, 'tools', 'gyp_dart.py'),
]
return execute(gyp_command)
def parse_args(args):
args = args[1:]
parser = argparse.ArgumentParser(
description="A script to generate Dart's build files.")
parser.add_argument("-v", "--verbose",
help='Verbose output.',
default=False,
action="store_true")
parser.add_argument("--gn",
help='Use GN',
default=use_gn(),
action='store_true')
parser.add_argument("--gyp",
help='Use gyp',
default=not use_gn(),
action='store_true')
options = parser.parse_args(args)
# If gn is enabled one way or another, then disable gyp
if options.gn:
options.gyp = False
return options
def main(argv):
options = parse_args(argv)
if options.gn:
return run_gn()
else:
return run_gyp()
if __name__ == '__main__':
sys.exit(main(sys.argv))