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
From: "Hannu E K Nevalainen" <_garbage_collector_ AT telia DOT com>
To: <cygwin AT cygwin DOT com>
Subject: RE: A good way to test if cygwin isn't installed?
Date: Sat, 2 Oct 2004 21:14:04 +0200
Message-ID: <NGBBLLIAMFLGJEOAJCCEOECIDPAA._garbage_collector_@telia.com>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
In-Reply-To: <20041001172327.GU15450@trixie.casa.cgf.cx>
X-IsSubscribed: yes

you (cygwin-owner AT cygwin DOT com) wrote on  :

> On Fri, Oct 01, 2004 at 01:19:39PM -0400, Christopher Faylor wrote:
>> On Fri, Oct 01, 2004 at 06:08:48PM +0100, Hughes, Bill wrote:
>>> Andrew DeFaria wrote:
>>>> Christopher Faylor wrote:
>>> ..snip..
>>>>> If you have cygwin programs available to you, then use the mount
>>>>> command. If the only output from the mount command is of the
>>>>> "noumount" variety then cygwin isn't installed in any meaningful
>>>>> way. 
>>>> 
>>>> Personally I would consider the existence or non-existence of
>>>> cygwin1.dll to be a more definitive measure of whether or not
>>>> Cygwin is installed in a "meaningful" way.
>>> I think it may be possible to cygwin installed and not have it in
>>> the path, if it's started from a bat or cmd that modifies the path
>>> etc... 
>>> anyway, finding cygwin1.dll may be a slow process. It might be
>>> better to access the registry, this jscript uses the windows
>>> scripting host, so won't work on older boxes unless wsh is there,
>>> but as a proof of concept it may be ok.
>> 
>> Just having "mount.exe" and "cygwin1.dll" in the same directory and
>> running "mount" should be adequate. 
>> 
>> If "mount" exits with a "multiple cygwin problem" then, well...
>>
>> If "mount" shows more than just /cygdrive paths, then cygwin
> isn't installed
>                  ^
>                 nothing
>> in any useful way.


i.e. the output of "mount -m" would be empty.
Or does a default cygdrive prefix show up there?

/Hannu E K Nevalainen, B.Sc. EE Microcomputer systems            --72-->

** mailing list preference; please keep replies on list **

-- printf("LocalTime: UTC+%02d\n",(DST)? 2:1); --
--END OF MESSAGE--


--
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/