(custom-theme-add-variable): Don't add `custom-enabled-themes'.

diff --git a/lisp/cus-theme.el b/lisp/cus-theme.el
index afb760a7d4e303c5bcd13c92d9f01c73997b5231..502220d278d94385235dc9afa3aa050a06384bd9 100644 (file)
--- a/lisp/cus-theme.el
+++ b/lisp/cus-theme.el
@@ -160,6 +160,8 @@ the directory " custom-theme-directory "\n\n")
           (message "%s is already in the theme" (symbol-name symbol)))
          ((not (boundp symbol))
           (message "%s is not defined as a variable" (symbol-name symbol)))
+         ((eq symbol 'custom-enabled-themes)
+          (message "Custom theme cannot contain `custom-enabled-themes'"))
          (t
           (widget-insert "\n")
           (let ((widget (widget-create 'custom-variable