Subject: Re: Mercurial vs Updated git HOWTO for kernel hackers

From: Thomas Arendsen Hein <[email-masked]>
Date: Wed, 29 Jun 2005 08:32:33 +0200

(repost to all lists who received the original mail)

* Kyle Moffett <[email-masked]> [20050628 22:28]:
> On Jun 28, 2005, at 14:01:57, Matt Mackall wrote:
> >Everything in Mercurial is an append-only log. A transaction journal
> >records the original length of each log so that it can be restored on
> >failure.
> 
> Does this mean that (excepting the "undo" feature) one could set the
> ext3 "append-only" attribute on the repository files to avoid losing
> data due to user account compromise?

This will break Mercurial's journaling. If 'hg pull' fails it
truncates the already appended-to files to the last known state.

Thomas

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