Re: M-x compile and window splitting

[Tassilo Horn <tassilo@member.fsf.org>]

Frank Schmitt <ich@frank-schmitt.net> writes:

Hi!

> In Emacs 23, the window is split vertically instead of horizontally

No, it's split horizontally instead of vertically in Emacs speach, see
`C-h k C-x 3'.

> and compilation-window-height doesn't seem to have any effect anymore.
>
> I like the change that the window is split vertically instead of
> horizontally, however I see some issues:
>
> - compilation-window-height looses its meaning (the variable is not
>   mentioned in info but shows up in M-x customize-group <RET> compilation)

Yes, for horizontal splitting something like compilation-window-width
would be needed, just as there's split-height-threshold and
split-width-threshold.

> - the change doesn't seem to be mentioned in NEWS (at least I couldn't
>   find it)

,----[ /usr/share/emacs/23.0.92/etc/NEWS ]
| *** New value nil for split-height-threshold inhibits vertical splitting
| unless there's no other window.
| 
| +++
| *** New option split-width-threshold controls horizontal splitting.
| 
| +++
| *** A window can be split horizontally even when it's not full-width.
| 
| +++
| *** New option split-window-preferred-function can be set to a function
| to override the default splitting mechanism of display-buffer.
`----

> - there doesn't seem to exist a possibility to influence the width of
>   the new window

As always with splitting, it takes half of the available space.

Bye,
Tassilo