Fixed to work under MachoPython, doing the expected unpacking for applesingle…

Fixed to work under MachoPython, doing the expected unpacking for applesingle files. The IDE still doesn't work, though, because it uses :-style pathnames.

Mac/Lib/macresource.py

@@ -61,11 +61,33 @@ def need(restype, resid, filename=None, modname=None):
 	else:
 		raise ResourceFileNotFoundError, filename
 	
-	refno = Res.FSpOpenResFile(pathname, 1)
+	try:
+		refno = Res.FSpOpenResFile(pathname, 1)
+	except Res.Error, arg:
+		if arg[0] in (-37, -39):
+			# No resource fork. We may be on OSX, try to decode
+			# the applesingle file.
+			pathname = _decode(pathname)
+			if pathname:
+				refno = Res.FSOpenResourceFile(pathname, u'', 1)
+			else:
+				raise
+				
 	
 	# And check that the resource exists now
 	if type(resid) is type(1):
 		h = Res.GetResource(restype, resid)
 	else:
 		h = Res.GetNamedResource(restype, resid)
-	return refno
+	return refno
\ No newline at end of file
+	
+def _decode(pathname):
+	# Decode an AppleSingle resource file, return the new pathname.
+	newpathname = pathname + '.df.rsrc'
+	if os.path.exists(newpathname):
+		return newpathname
+	import applesingle
+	applesingle.decode(pathname, newpathname, resonly=1)
+	return newpathname
+	
+	
\ No newline at end of file