(eval-defun-1): Add `defface'. Fix docstring.

1 files changed, 11 insertions, 3 deletions

diff --git a/lisp/emacs-lisp/lisp-mode.el b/lisp/emacs-lisp/lisp-mode.el
index d6ac05642ba..d471ad79538 100644
--- a/lisp/emacs-lisp/lisp-mode.el
+++ b/lisp/emacs-lisp/lisp-mode.el
@@ -570,8 +570,9 @@ Interactively, with prefix argument, print output into current buffer."
       value)))
 
 (defun eval-defun-1 (form)
-  "Change defvar into defconst within FORM.
-Likewise for other constructs as necessary."
+  "Treat some expressions specially.
+Reset the `defvar' and `defcustom' variables to the initial value.
+Reinitialize the face according to the `defface' specification."
   ;; The code in edebug-defun should be consistent with this, but not
   ;; the same, since this gets a macroexpended form.
   (cond ((not (listp form))
@@ -589,6 +590,13 @@ Likewise for other constructs as necessary."
          ;; Force variable to be bound.
          (set-default (eval (nth 1 form)) (eval (nth 1 (nth 2 form))))
          form)
+        ;; `defface' is macroexpanded to `custom-declare-face'.
+        ((eq (car form) 'custom-declare-face)
+         ;; Reset the face.
+         (put (eval (nth 1 form)) 'face-defface-spec nil)
+         (setq face-new-frame-defaults
+               (assq-delete-all (eval (nth 1 form)) face-new-frame-defaults))
+         form)
         ((eq (car form) 'progn)
          (cons 'progn (mapcar 'eval-defun-1 (cdr form))))
         (t form)))
@@ -624,7 +632,7 @@ Return the result of evaluation."
            (setq beg (point))
            (setq form (read (current-buffer)))
            (setq end (point)))
-         ;; Alter the form if necessary, changing defvar into defconst, etc.
+         ;; Alter the form if necessary.
          (setq form (eval-defun-1 (macroexpand form)))
          (list beg end standard-output
                `(lambda (ignore)