Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com
Content-Class: urn:content-classes:message
MIME-Version: 1.0
Content-Type: text/plain; 	charset="iso-8859-1"
Subject: RE: Serious performance problems (malloc related?)
Date: Thu, 2 Jun 2005 14:38:06 -0400
Message-ID: <3D848382FB72E249812901444C6BDB1D03E04FD3@exchange.timesys.com>
From: "Robb, Sam" <sam DOT robb AT timesys DOT com>
To: <cygwin AT cygwin DOT com>
X-IsSubscribed: yes
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from quoted-printable to 8bit by delorie.com id j52Ij6hA032444

> OTOH, Corinna is hard at work adding low-level Nt* calls to cygwin so,
> if it wasn't for the requirement that everything has to work 
> on Windows
> 9x, the DLL would be smaller and faster.  Instead, every system call
> currently needs to have a "do this if it's NT and that if 
> it's 9x" test
> so "we" have been slow in moving to bypass the win32 api layer on
> Windows NT.
> 
> OTOH, we will rebuild it.  We do have the technology.

Is there any reason why the cygwin DLL couldn't be built
twice: once for Win9x, and once for WinNT-based systems?

Aside from potential installation issues ("install this
version of the DLL under 9x, that version under NT), it
seems like this would be a reasonable optimization.

-Samrobb


--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Problem reports:       http://cygwin.com/problems.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/