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From:   Junio C Hamano <gitster@pobox.com>
To:     Markus Hitter <mah@jump-ing.de>
Cc:     "git\@vger.kernel.org" <git@vger.kernel.org>,
        Paul Mackerras <paulus@ozlabs.org>
Subject: Re: [PATCH 0/3] gitk: memory consumption improvements
References: <de7cd593-0c10-4e93-1681-7e123504f5d5@jump-ing.de>
        <xmqqtwbhbql9.fsf@gitster.mtv.corp.google.com>
        <8eac2a5b-071f-6d17-4d81-0744db16910d@jump-ing.de>
Date:   Wed, 09 Nov 2016 15:04:12 -0800
In-Reply-To: <8eac2a5b-071f-6d17-4d81-0744db16910d@jump-ing.de> (Markus
        Hitter's message of "Wed, 9 Nov 2016 13:39:34 +0100")
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Markus Hitter <mah@jump-ing.de> writes:

> Am 08.11.2016 um 22:37 schrieb Junio C Hamano:
>> Are all semi-modern Tcl/Tk in service have this -undo thing so that
>> we can pass unconditionally to the text widget like the patch does?
>
> Good point. As far as my research goes, this flag was introduced in Nov. 2001:
>
> http://core.tcl.tk/tk/info/5265df93d207cec0

Sounds safe enough then ;-)

Thanks for an additional research.