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#!/usr/bin/env python
# Copyright (c) 2012 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.
"""Shim to run nacl toolchain download script only if there is a nacl dir."""
import os
import sys
def Main(args):
# Exit early if disable_nacl=1.
if 'disable_nacl=1' in os.environ.get('GYP_DEFINES', ''):
return 0
script_dir = os.path.dirname(os.path.abspath(__file__))
src_dir = os.path.dirname(script_dir)
nacl_dir = os.path.join(src_dir, 'native_client')
nacl_build_dir = os.path.join(nacl_dir, 'build')
download_script = os.path.join(nacl_build_dir, 'download_toolchains.py')
if not os.path.exists(download_script):
print "Can't find '%s'" % download_script
print 'Presumably you are intentionally building without NativeClient.'
print 'Skipping NativeClient toolchain download.'
sys.exit(0)
sys.path.insert(0, nacl_build_dir)
import download_toolchains
# TODO (robertm): Finish getting PNaCl ready for prime time.
# BUG:
# We remove this --optional-pnacl argument, and instead replace it with
# --no-pnacl for most cases. However, if the bot name is the pnacl_sdk
# bot then we will go ahead and download it. This prevents increasing the
# gclient sync time for developers, or standard Chrome bots.
if '--optional-pnacl' in args:
args.remove('--optional-pnacl')
buildbot_name = os.environ.get('BUILDBOT_BUILDERNAME', '')
if buildbot_name.find('pnacl') >= 0 and buildbot_name.find('sdk') >= 0:
print '\n*** DOWNLOADING PNACL TOOLCHAIN ***\n'
else:
args.append('--no-pnacl')
download_toolchains.Main(args)
return 0
if __name__ == '__main__':
sys.exit(Main(sys.argv[1:]))
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