Re: display margin errors on a tty

[Chong Yidong]

address@hidden (Kim F. Storm) writes:

> Chong Yidong <address@hidden> writes:
>
>> Eli Zaretskii <address@hidden> writes:
>>
>>>> It forces a glyph matrix reallocation after each call to
>>>> enlarge_window.  The slowdown will be undetectable since redisplay is
>>>> so fast on text terminals anyway.
>>>
>>> Are you sure redisplay is ``so fast''? what about remote connections
>>> via a slow link?
>>
>> I don't have a way to test this, but I believe the cost should be
>> negligible even for that case.  In the very worst case scenario it,
>> will only lead to one extra screen redraw every time you do C-x ^.
>
> Could you test if the current window has non-empty left margin,
> and only set the garbaged flag in that case?

No, the problem seems to come up as long as there is a window with a
marginal area in use.