From a3f4507b0196d5b65b432facabfdd3aa6a04c648 Mon Sep 17 00:00:00 2001
From: stevenknight <stevenknight@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Date: Fri, 18 Mar 2005 18:39:59 +0000
Subject: [PATCH] Handle situations where the inspect module can't tell
 Memoizer what the sourcefile is.  (Chad Austin)

git-svn-id: http://scons.tigris.org/svn/scons/trunk@1258 fdb21ef1-2011-0410-befe-b5e4ea1792b1
---
 src/engine/SCons/Memoize.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/engine/SCons/Memoize.py b/src/engine/SCons/Memoize.py
index 55a10bac..afa77ee8 100644
--- a/src/engine/SCons/Memoize.py
+++ b/src/engine/SCons/Memoize.py
@@ -796,7 +796,7 @@ else:
                 import inspect # It's OK, can't get here for Python < 2.1
                 superinitcode = compile(
                     "lambda self, *args, **kw: MPI(self, cls, args, kw)",
-                    inspect.getsourcefile(_MeMoIZeR_superinit),
+                    inspect.getsourcefile(_MeMoIZeR_superinit) or '<unknown>',
                     "eval")
                 superinit = eval(superinitcode,
                                  {'cls':cls,
-- 
2.26.2