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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import expandlibs_exec
import sys
import threading
import time
def periodically_print_status(proc):
"""
Print something to the console every 20 minutes to prevent the build job
from getting killed when linking a large binary.
Check status of the linker every 0.5 seconds.
"""
idleTime = 0
while proc.returncode is None:
time.sleep(0.5)
idleTime += 0.5
if idleTime > 20 * 60:
print "Still linking, 20 minutes passed..."
sys.stdout.flush()
idleTime = 0
def wrap_linker(args):
"""
Execute |args| and pass resulting |proc| object to a second thread that
will track the status of the started |proc|.
"""
# This needs to be a list in order for the callback to set the
# variable properly with python-2's scoping rules.
t = [None]
def callback(proc):
t[0] = threading.Thread(target=periodically_print_status,
args=(proc,))
t[0].start()
exitcode = expandlibs_exec.main(args, proc_callback=callback)
# Wait for the background thread to finish.
t[0].join()
return exitcode
if __name__ == "__main__":
if len(sys.argv) < 2:
print >>sys.stderr, "Usage: link.py <commandline>"
sys.exit(1)
sys.exit(wrap_linker(sys.argv[1:]))
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