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From:   Junio C Hamano <gitster@pobox.com>
To:     Torsten =?utf-8?Q?B=C3=B6gershausen?= <tboegi@web.de>
Cc:     Calvin Wan <calvinwan@google.com>,
        Alexander Meshcheryakov <alexander.s.m@gmail.com>,
        git@vger.kernel.org
Subject: Re: [BUG] Unicode filenames handling in `git log --stat`
References: <20220809182045.568598-1-calvinwan@google.com>
        <xmqqsfm4prqk.fsf@gitster.g>
        <20220810084017.gnnodcbt5lyibbf6@tb-raspi4>
Date:   Wed, 10 Aug 2022 08:53:28 -0700
In-Reply-To: <20220810084017.gnnodcbt5lyibbf6@tb-raspi4> ("Torsten
        =?utf-8?Q?B=C3=B6gershausen=22's?= message of "Wed, 10 Aug 2022 10:40:17
 +0200")
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Torsten B=C3=B6gershausen <tboegi@web.de> writes:

>  git log --stat
> [snip]
>  Arger.txt  | 1 +
>  =C3=84rger.txt | 1 +
>    2 files changed, 2 insertions(+)
>
> From this very first experiment I would suspect that we use
> strlen() somewhere rather then utf8.c::git_gcwidth()

Yeah, that does sound like the case, and quite honestly, knowing
that the diffstat code is way older than unicode-width code, which
was added by you in mid 2014, I am not all that surprised if we used
to use strlen() throughout and we still do by mistake.

Thanks for a doze of sanity.