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Diffstat (limited to 'engine/SCons/exitfuncs.py')
-rw-r--r-- | engine/SCons/exitfuncs.py | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/engine/SCons/exitfuncs.py b/engine/SCons/exitfuncs.py new file mode 100644 index 0000000..7f41071 --- /dev/null +++ b/engine/SCons/exitfuncs.py @@ -0,0 +1,77 @@ +"""SCons.exitfuncs + +Register functions which are executed when SCons exits for any reason. + +""" + +# +# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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 4577 2009/12/27 19:43:56 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() + 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 + +# Local Variables: +# tab-width:4 +# indent-tabs-mode:nil +# End: +# vim: set expandtab tabstop=4 shiftwidth=4: |