SconsLocal/scons-local-3.0.0/SCons/exitfuncs.py

"""SCons.exitfuncs

Register functions which are executed when SCons exits for any reason.

"""

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__revision__ = "src/engine/SCons/exitfuncs.py rel_3.0.0:4395:8972f6a2f699 2017/09/18 12:59:24 bdbaddog"


import atexit

_exithandlers = []
def _run_exitfuncs():
    """run any registered exit functions

    _exithandlers is traversed in reverse order so functions are executed
    last in, first out.
    """

    while _exithandlers:
        func, targs, kargs =  _exithandlers.pop()
        func(*targs, **kargs)

def register(func, *targs, **kargs):
    """register a function to be executed upon normal program termination

    func - function to be called at exit
    targs - optional arguments to pass to func
    kargs - optional keyword arguments to pass to func
    """
    _exithandlers.append((func, targs, kargs))


# make our exit function get run by python when it exits
atexit.register(_run_exitfuncs)

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