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[Gnu-arch-users] Re: Avoiding ancestor scan during get with revision lib

From: Stefan Monnier
Subject: [Gnu-arch-users] Re: Avoiding ancestor scan during get with revision library
Date: 06 May 2004 18:10:11 -0400
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3.50

> Something that would be quite valuable in this would be non-volatile
> ancestry data in the tree.  Patchlogs are almost right (and I've got tools
> that use 'em), but since patchlogs can be removed (e.g. by replay --reverse,
> or by your good self), we can't rely on them in every case.

Huh?  That's what patch-logs are for, isn't it?
If the user dicks around with it, it's his problem.
Of course, we should probably be careful so as to degrade gracefully when
a patch-log is missing, but it seems to be pretty naturally the case for
all the examples you give.


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