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path: root/deps/v8/tools/testrunner/testproc/sigproc.py
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# Copyright 2018 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.

import signal

from . import base
from testrunner.local import utils


class SignalProc(base.TestProcObserver):
  def __init__(self):
    super(SignalProc, self).__init__()
    self.exit_code = utils.EXIT_CODE_PASS

  def setup(self, *args, **kwargs):
    super(SignalProc, self).setup(*args, **kwargs)
    # It should be called after processors are chained together to not loose
    # catched signal.
    signal.signal(signal.SIGINT, self._on_ctrlc)
    signal.signal(signal.SIGTERM, self._on_sigterm)

  def _on_ctrlc(self, _signum, _stack_frame):
    print '>>> Ctrl-C detected, early abort...'
    self.exit_code = utils.EXIT_CODE_INTERRUPTED
    self.stop()

  def _on_sigterm(self, _signum, _stack_frame):
    print '>>> SIGTERM received, early abort...'
    self.exit_code = utils.EXIT_CODE_TERMINATED
    self.stop()