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Re: Fast access git-rev-list output: some OS knowledge required

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From: Andreas Ericsson <ae@...>
To: Shawn Pearce <spearce@...>
Cc: Marco Costalba <mcostalba@...>, Git Mailing List <git@...>
Subject: Re: Fast access git-rev-list output: some OS knowledge required
Date: Thursday, December 7, 2006 - 9:25 am

Shawn Pearce wrote:

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
Tel: +46 8-230225                  Fax: +46 8-230231
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Messages in current thread:
Fast access git-rev-list output: some OS knowledge required, Marco Costalba, (Wed Dec 6, 3:24 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Shawn Pearce, (Wed Dec 6, 3:28 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Johannes Schindelin, (Wed Dec 6, 7:27 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Linus Torvalds, (Wed Dec 6, 8:47 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Marco Costalba, (Thu Dec 7, 2:46 am)
Re: Fast access git-rev-list output: some OS knowledge requi..., Marco Costalba, (Wed Dec 6, 3:34 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Shawn Pearce, (Wed Dec 6, 3:42 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Shawn Pearce, (Wed Dec 6, 3:51 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Andreas Ericsson, (Thu Dec 7, 9:25 am)
Re: Fast access git-rev-list output: some OS knowledge requi..., Marco Costalba, (Fri Dec 8, 2:34 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Michael K. Edwards, (Fri Dec 8, 4:10 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Marco Costalba, (Sat Dec 9, 8:15 am)
Re: Fast access git-rev-list output: some OS knowledge requi..., Johannes Schindelin, (Thu Dec 7, 10:53 am)
Re: Fast access git-rev-list output: some OS knowledge requi..., Andreas Ericsson, (Thu Dec 7, 11:28 am)
Re: Fast access git-rev-list output: some OS knowledge requi..., Johannes Schindelin, (Thu Dec 7, 12:01 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Marco Costalba, (Wed Dec 6, 4:08 pm)
Re: Fast access git-rev-list output: some OS knowledge requi..., Shawn Pearce, (Wed Dec 6, 4:18 pm)