Scrolling commands which does not signal errors at top/bottom.

http://lists.gnu.org/archive/html/emacs-devel/2010-03/msg01452.html

* simple.el (scroll-up-command, scroll-down-command): New commands.
Put property isearch-scroll=t on them.

* bindings.el (global-map): Rebind [prior] from `scroll-down' to
`scroll-down-command' and [next] from `scroll-up' to
`scroll-up-command'.

* emulation/cua-base.el: Put property CUA=move on
`scroll-up-command' and `scroll-down-command'.
(cua--init-keymaps): Remap `scroll-up-command' to `cua-scroll-up'
and `scroll-down-command' to `cua-scroll-down'.

1 files changed, 2 insertions, 2 deletions

diff --git a/lisp/bindings.el b/lisp/bindings.el
index 37ca3b86055..a7f6643b2db 100644
--- a/lisp/bindings.el
+++ b/lisp/bindings.el
@@ -873,8 +873,8 @@ or \\[semantic-mode]")))))
 (define-key global-map [up]             'previous-line)
 (define-key global-map [right]          'forward-char)
 (define-key global-map [down]           'next-line)
-(define-key global-map [prior]          'scroll-down)
-(define-key global-map [next]           'scroll-up)
+(define-key global-map [prior]          'scroll-down-command)
+(define-key global-map [next]           'scroll-up-command)
 (define-key global-map [C-up]           'backward-paragraph)
 (define-key global-map [C-down]         'forward-paragraph)
 (define-key global-map [C-prior]        'scroll-right)