bug#44941: 28.0.50; M-x grep, perhaps all asynch subprocesses

[Eli Zaretskii]

> From: Andreas Schwab <schwab@linux-m68k.org>
> Cc: rms@gnu.org,  44941@debbugs.gnu.org
> Date: Mon, 30 Nov 2020 16:47:28 +0100
> 
> On Nov 30 2020, Eli Zaretskii wrote:
> 
> >> From: Richard Stallman <rms@gnu.org>
> >> Cc: 44941@debbugs.gnu.org
> >> Date: Sun, 29 Nov 2020 23:46:22 -0500
> >> 
> >> Here is the cgrep script:
> >> 
> >> #!/bin/bash
> >> 
> >> grep -a "$@" | cut -c -200
> >> 
> >> cut seems to be responsible for the problem by buffering output even to a 
> >> tty.
> >
> > Sounds like a useful feature to ask Grep developers to add it.
> 
> That feature already exists: stdbuf.

I'm not sure I understand: I meant the feature to limit the output
lines to a given column count.