pywebsocket_wrapper.py

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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/.

"""A wrapper around pywebsocket's standalone.py which causes it to ignore

SIGINT.

"""

import signal

import sys

if __name__ == "__main__":

    sys.path = ["pywebsocket3"] + sys.path

    from mod_pywebsocket import standalone

    # If we received --interactive as the first argument, ignore SIGINT so

    # pywebsocket doesn't die on a ctrl+c meant for the debugger.  Otherwise,

    # die immediately on SIGINT so we don't print a messy backtrace.

    if len(sys.argv) >= 2 and sys.argv[1] == "--interactive":

        del sys.argv[1]

        signal.signal(signal.SIGINT, signal.SIG_IGN)

    else:

        signal.signal(signal.SIGINT, lambda signum, frame: sys.exit(1))

    standalone._main()