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#!/usr/bin/env python
# Copyright 2015 the V8 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.
"""Adaptor script called through build/isolate.gypi.
Slimmed down version of chromium's isolate driver that doesn't process dynamic
dependencies.
"""
import json
import logging
import os
import subprocess
import sys
TOOLS_DIR = os.path.dirname(os.path.abspath(__file__))
def prepare_isolate_call(args, output):
"""Gathers all information required to run isolate.py later.
Dumps it as JSON to |output| file.
"""
with open(output, 'wb') as f:
json.dump({
'args': args,
'dir': os.getcwd(),
'version': 1,
}, f, indent=2, sort_keys=True)
def main():
logging.basicConfig(level=logging.ERROR, format='%(levelname)7s %(message)s')
if len(sys.argv) < 2:
print >> sys.stderr, 'Internal failure; mode required'
return 1
mode = sys.argv[1]
args = sys.argv[1:]
isolate = None
isolated = None
for i, arg in enumerate(args):
if arg == '--isolate':
isolate = i + 1
if arg == '--isolated':
isolated = i + 1
if not isolate or not isolated:
print >> sys.stderr, 'Internal failure'
return 1
# In 'prepare' mode just collect all required information for postponed
# isolated.py invocation later, store it in *.isolated.gen.json file.
if mode == 'prepare':
prepare_isolate_call(args[1:], args[isolated] + '.gen.json')
return 0
swarming_client = os.path.join(TOOLS_DIR, 'swarming_client')
sys.stdout.flush()
return subprocess.call(
[sys.executable, os.path.join(swarming_client, 'isolate.py')] + args)
if __name__ == '__main__':
sys.exit(main())
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