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From: Andreas Ericsson <ae@op5.se>
To: Shawn Pearce <spearce@spearce.org>
Cc: Marco Costalba <mcostalba@gmail.com>,
	Git Mailing List <git@vger.kernel.org>
Subject: Re: Fast access git-rev-list output: some OS knowledge required
Date: Thu, 07 Dec 2006 14:25:13 +0100	[thread overview]
Message-ID: <45781639.1050208@op5.se> (raw)
In-Reply-To: <20061206195142.GE20320@spearce.org>

Shawn Pearce wrote:
> 
> Perhaps there is some fast IPC API supported by Qt that you could
> use to run the revision listing outside of the main UI process,
> to eliminate the bottlenecks you are seeing and remove the problems
> noted above?  One that doesn't involve reading from a pipe I mean...
> 

Why not just fork() + exec() and read from the filedescriptor? You can 
up the output buffer of the forked program to something suitable, which 
means the OS will cache it for you until you copy it to a buffer in qgit 
(i.e., read from the descriptor).

-- 
Andreas Ericsson                   andreas.ericsson@op5.se
OP5 AB                             www.op5.se

  parent reply	other threads:[~2006-12-07 13:26 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-12-06 19:24 Fast access git-rev-list output: some OS knowledge required Marco Costalba
2006-12-06 19:28 ` Shawn Pearce
2006-12-06 19:34   ` Marco Costalba
2006-12-06 19:42     ` Shawn Pearce
2006-12-06 19:51       ` Shawn Pearce
2006-12-06 20:08         ` Marco Costalba
2006-12-06 20:18           ` Shawn Pearce
2006-12-07 13:25         ` Andreas Ericsson [this message]
2006-12-07 14:53           ` Johannes Schindelin
2006-12-07 15:28             ` Andreas Ericsson
2006-12-07 16:01               ` Johannes Schindelin
2006-12-08 18:34           ` Marco Costalba
2006-12-08 20:10             ` Michael K. Edwards
2006-12-09 12:15               ` Marco Costalba
2006-12-06 23:27   ` Johannes Schindelin
2006-12-07  0:47     ` Linus Torvalds
2006-12-07  6:46       ` Marco Costalba

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