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Date: Tue, 03 Jan 2012 17:43:30 -0500
From: Ryan Johnson <ryan DOT johnson AT cs DOT utoronto DOT ca>
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To: cygwin AT cygwin DOT com
Subject: Re: Efficient posix_spawn implementation for Cygwin
References: <2b113761fca8acd2a86179e108c83c6a DOT squirrel AT dancol DOT org>
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On 03/01/2012 5:25 PM, dancol AT dancol DOT org wrote:
> posix_spawn [1] is an optional POSIX facility that allows programs to
> start other programs without using fork or vfork. I've created an
> efficient implementation of posix_spawn for Cygwin. The code is available
> at https://github.com/dcolascione/cygspawn.
>
> This library uses Cygwin's nonstandard spawn* family calls in process.h to
> provide the full suite of posix_spawn* functionality. Implementing
> posix_spawn in terms of spawn turns out to be non-trivial. Nevertheless,
> using posix_spawn can improve process startup performance considerably,
> especially for large programs:
This probably belongs at cygwin-dev, but it sounds interesting 
(especially if it allows less-frequent invocation of the rebaseall ritual).

However, you should check out the copyright assignment requirements [2] 
if you want the code to make it upstream.

[2] http://cygwin.com/contrib.html

Regards,
Ryan


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