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From: Jeff King <peff@peff.net>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: "René Scharfe" <rene.scharfe@lsrfire.ath.cx>,
	"Junio C Hamano" <gitster@pobox.com>,
	"Paul Mackerras" <paulus@samba.org>,
	"Git Mailing List" <git@vger.kernel.org>,
	"Pierre Habouzit" <madcoder@debian.org>
Subject: Re: [PATCH 2/2] --pretty=format: on-demand format expansion
Date: Sat, 10 Nov 2007 15:36:17 -0500	[thread overview]
Message-ID: <20071110203616.GA21098@sigill.intra.peff.net> (raw)
In-Reply-To: <Pine.LNX.4.64.0711101605560.4362@racer.site>

On Sat, Nov 10, 2007 at 04:07:10PM +0000, Johannes Schindelin wrote:

> > [...] have cooked up a different one on top of a cleaned up version of 
> > mine.  It plays the dirty trick of reading expansions of repeated 
> > placeholders from the strbuf..
> 
> ... which would not work (likely even segfault) if you work with the same 
> private data on different strbufs.

The nice thing is that the cache validity only lasts for the call to
strbuf_expand (and its callbacks), so there is really very little chance
of somebody mis-using this.

-Peff

  parent reply	other threads:[~2007-11-10 20:36 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-09  0:49 [PATCH 2/2] --pretty=format: on-demand format expansion René Scharfe
2007-11-09  1:24 ` Johannes Schindelin
2007-11-09 21:13   ` René Scharfe
2007-11-09 22:18     ` Johannes Schindelin
2007-11-09 22:30       ` Junio C Hamano
2007-11-09  4:50 ` Jeff King
2007-11-09 23:16   ` René Scharfe
2007-11-10  0:31     ` Johannes Schindelin
2007-11-10  0:49       ` Jeff King
2007-11-10  0:46     ` Jeff King
2007-11-10 11:12       ` René Scharfe
2007-11-10 16:07         ` Johannes Schindelin
2007-11-10 16:24           ` René Scharfe
2007-11-10 20:36           ` Jeff King [this message]
2007-11-10 20:34         ` Jeff King
2007-11-11  8:13           ` Jeff King
2007-11-10 11:14       ` [PATCH 1/3] --pretty=format: parse commit message only once René Scharfe
2007-11-10 11:16       ` [PATCH 2/3] add strbuf_adddup() René Scharfe
2007-11-10 11:18       ` [PATCH 3/3] --format=pretty: avoid calculating expensive expansions twice René Scharfe
2007-11-11 10:29         ` Junio C Hamano
2007-11-09  4:52 ` [PATCH 2/2] --pretty=format: on-demand format expansion Jeff King
2007-11-09 23:20   ` René Scharfe
2007-11-10  0:51     ` Jeff King
2007-11-09 23:39 ` Paul Mackerras

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