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"""SCons.exitfuncs
Register functions which are executed when SCons exits for any reason.
"""
__revision__ = "exitfuncs.py __REVISION__ __DATE__ __DEVELOPER__"
_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()
apply(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))
import sys
try:
x = sys.exitfunc
# if x isn't our own exit func executive, assume it's another
# registered exit function - append it to our list...
if x != _run_exitfuncs:
register(x)
except AttributeError:
pass
# make our exit function get run by python when it exits:
sys.exitfunc = _run_exitfuncs
del sys
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