* progmodes/cc-mode.el (cc-create-define-alist): Check that file
exists. Initialise cc-define-alist.
(c-mode): Add cc-create-define-alist locally to after-save-hook.
+ If there is no file (Macroexpansion) don't create an alist.
2005-04-29 Sam Steingold <sds@gnu.org>