Commit bf464fad authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(pp-eval-expression): Update use of temp-buffer-show-function.

parent 2af70406
......@@ -103,13 +103,11 @@ instead. Value is also consed on to front of variable values 's
(interactive "xPp-eval: ")
(setq values (cons (eval expression) values))
(let* ((old-show-hook
(or (let ((sym (if (> (string-to-int emacs-version) 18)
(and (boundp 'sym) (symbol-value sym)))
(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
;; or displays it in the usual way.
(lambda (buf)
......@@ -118,13 +116,18 @@ value."
(end-of-line 1)
(if (or (< (1+ (point)) (point-max))
(>= (- (point) (point-min)) (screen-width)))
(let ((temp-buffer-show-function old-show-function)
(old-selected (selected-window))
(window (display-buffer buf)))
(goto-char (point-min)) ; expected by some hooks ...
(funcall old-show-hook buf))
(make-frame-visible (window-frame window))
(select-window window)
(run-hooks 'temp-buffer-show-hook))
(select-window old-selected)))
(message "%s" (buffer-substring (point-min) (point)))
(delete-windows-on buf) ; no need to kill it
(temp-buffer-show-function temp-buffer-show-hook)) ; emacs19 name
(with-output-to-temp-buffer "*Pp Eval Output*"
(pp (car values)))
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