+2007-01-10 Richard Stallman <rms@gnu.org>
+
+ * emacs-lisp/pp.el (pp-eval-expression): Once again eval the
+ argument, but read it as `X' does.
+
2007-01-09 Juri Linkov <juri@jurta.org>
* info.el (Info-fontify-node): Don't hide node names of index entries.
(princ (pp-to-string object) (or stream standard-output)))
;;;###autoload
-(defun pp-eval-expression (expval)
- "Evaluate an expression, then pretty-print value EXPVAL into a new buffer.
-If pretty-printed EXPVAL fits on one line, display it in the echo
-area instead. Also add EXPVAL to the front of the list
-in the variable `values'.
-
-Non-interactively, the argument is the value, EXPVAL, not the expression
-to evaluate."
- (interactive "XPp-eval: ")
- (setq values (cons expval values))
+(defun pp-eval-expression (expression)
+ "Evaluate EXPRESSION and pretty-print its value.
+Also add the value to the front of the list in the variable `values'."
+ (interactive
+ (list (read-from-minibuffer "Eval: " nil read-expression-map t
+ 'read-expression-history)))
+ (setq values (cons (eval expression) values))
(let* ((old-show-function temp-buffer-show-function)
;; Use this function to display the buffer.
;; This function either decides not to display it at all