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Mail Archives: cygwin-developers/2001/10/24/09:09:06

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Date: Wed, 24 Oct 2001 17:07:52 +0400
From: egor duda <deo AT logos-m DOT ru>
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Message-ID: <539145530.20011024170752@logos-m.ru>
To: cygwin-developers AT cygwin DOT com
Subject: Re: Need name and functionality suggestions for a new utility
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<007f01c15c7b$84f86a50$65f504c0 AT sos> <3BD6AFAF DOT 8DC42F4A AT yahoo DOT com>
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Hi!

Wednesday, 24 October, 2001 Earnie Boyd earnie_boyd AT yahoo DOT com wrote:

EB> Ok, for item 1 you simply

EB> * mkdir /dll-1.3.3
EB> * mkdir /dll-test
EB> * move /bin/cygwin1.dll to /dll-1.3.3
EB> * install your test cygwin1.dll to /dll-test
EB> * cp /etc/profile /etc/profile-rls
EB> * cp /etc/profile /etc/profile-test
EB> * add the /dll-1.3.3 to the PATH settings in the /etc/profile-rls.
EB> * add the /dll-test to the PATH settings in the /etc/profile-test.
EB> * cp /cygwin.bat /cygwin-rls.bat
EB> * cp /cygwin.bat /cygwin-test.bat
EB> * add a copy of /etc/profile-rls to /etc/profile in the cygwin-rls.bat
EB> * add a copy of /etc/profile-test to /etc/profile in the cygwin-test.bat
EB> * issue - executing cygwin binaries outside of a Cygwin enabled shell.
EB> * resolution - set the PATH manually before executing binaries.

EB> This gives the isolation you need for the current releases of Cygwin
EB> without fancy manipulations.

EB> Given the simplicity of the isolation above, are differing mount tables
EB> necessary?

1. somebody may want to have, say, /usr/include different across
his cygwin "environments" or "profiles".
2. changing $PATH is not enough. for example, system() calls /bin/sh,
and doesn't perform $PATH lookup.

Egor.            mailto:deo AT logos-m DOT ru ICQ 5165414 FidoNet 2:5020/496.19

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