From 9b73d2781acfc322319eb5c59b30f2dfa0fea977 Mon Sep 17 00:00:00 2001
From: Luca Falavigna <dktrkranz@debian.org>
Date: Sat, 2 Jan 2010 20:31:23 +0100
Subject: Imported Upstream version 1.2.0.d20091224

---
 engine/SCons/exitfuncs.py | 77 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 engine/SCons/exitfuncs.py

(limited to 'engine/SCons/exitfuncs.py')

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:
-- 
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