mirror of
https://github.com/zxing/zxing.git
synced 2024-11-11 05:24:06 -08:00
78 lines
2.3 KiB
Python
78 lines
2.3 KiB
Python
|
"""SCons.exitfuncs
|
||
|
|
|
||
|
|
Register functions which are executed when SCons exits for any reason.
|
||
|
|
|
||
|
|
"""
|
||
|
|
|
||
|
|
#
|
||
|
|
# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 The SCons Foundation
|
||
|
|
#
|
||
|
|
# Permission is hereby granted, free of charge, to any person obtaining
|
||
|
|
# a copy of this software and associated documentation files (the
|
||
|
|
# "Software"), to deal in the Software without restriction, including
|
||
|
|
# without limitation the rights to use, copy, modify, merge, publish,
|
||
|
|
# distribute, sublicense, and/or sell copies of the Software, and to
|
||
|
|
# permit persons to whom the Software is furnished to do so, subject to
|
||
|
|
# the following conditions:
|
||
|
|
#
|
||
|
|
# The above copyright notice and this permission notice shall be included
|
||
|
|
# in all copies or substantial portions of the Software.
|
||
|
|
#
|
||
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
|
||
|
|
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
|
||
|
|
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||
|
|
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
||
|
|
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
||
|
|
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
||
|
|
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||
|
|
#
|
||
|
|
|
||
|
|
__revision__ = "src/engine/SCons/exitfuncs.py 5023 2010/06/14 22:05:46 scons"
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
_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))
|
||
|
|
|
||
|
|
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
|
||
|
|
|
||
|
|
# Local Variables:
|
||
|
|
# tab-width:4
|
||
|
|
# indent-tabs-mode:nil
|
||
|
|
# End:
|
||
|
|
# vim: set expandtab tabstop=4 shiftwidth=4:
|