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Date: Thu, 03 Feb 2022 19:48:34 -0500
From: ori@eigenstate.org
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X-Bullshit: proven SOAP over ACPI replication information standard 
Subject: Re: [9front] grep: always show path with '-n'
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Quoth Nicola Girardi <ng@0x80.stream>:
> Quoth ori@eigenstate.org:
> > Quoth Steve Simon <steve@quintile.net>:
> > > the “traditional” way to achieve this is for g(1) to always pass
> > > /dev/null to grep to ensure there are always multiple files.
> > > 
> > 
> > That's certainly *an* option, but it
> > seems surprising that 1 vs n args are
> > treated differently for '-n', and I
> > think it makes sense to make it
> > consistent.
> 
> I've always wondered about that behavior for '-n'.  Does anyone know
> the historical reason for omitting the file name when there's only one
> file to search?
> 

It removes a processing step to remove a prefix,
I guess.

This doesn't change that behavior -- it just makes
'-n' always prefix 'file:line' instead of just 'line'.