Function: custom-variable-backup-value
custom-variable-backup-value is a byte-compiled function defined in
cus-edit.el.gz.
Signature
(custom-variable-backup-value WIDGET)
Documentation
Back up the current value for WIDGET's variable.
The backup value is kept in the car of the backup-value property.
Source Code
;; Defined in /usr/src/emacs/lisp/cus-edit.el.gz
(defun custom-variable-backup-value (widget)
"Back up the current value for WIDGET's variable.
The backup value is kept in the car of the `backup-value' property."
(let ((symbol (widget-value widget))
(value (custom-variable-current-value widget)))
(put symbol 'backup-value (list value))))