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

[Andreas Schwab]

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.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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