GNU bug report logs - #44983
Truncate long lines of grep output

Previous Next

Full log

Message #17 received at 44983 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Andreas Schwab <schwab <at> linux-m68k.org>
Cc: juri <at> linkov.net, 44983 <at> debbugs.gnu.org, dgutov <at> yandex.ru
Subject: Re: bug#44983: Truncate long lines of grep output
Date: Tue, 01 Dec 2020 20:26:59 +0200

> From: Andreas Schwab <schwab <at> linux-m68k.org>
> Cc: Dmitry Gutov <dgutov <at> yandex.ru>,  44983 <at> debbugs.gnu.org,  juri <at> linkov.net
> Date: Tue, 01 Dec 2020 17:46:33 +0100
> 
> > Not necessarily, because the truncated parts are still in the buffer,
> > and the display code which is slow in that case basically moves
> > through the buffer one character at a time in many cases.  Only some
> > specific scenarios (read: a small number of commands) can jump to the
> > next physical line disregarding the truncated parts.
> 
> But moving though the buffer is much faster than rendering it.

I meant moving in the likes of move_it_to.  These simulate display, so
they are almost as slow as rendering itself.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.