RE: A good way to test if cygwin isn't installed?

["Hannu E K Nevalainen" <_garbage_collector_ at telia dot com>]

you (cygwin-owner@cygwin.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-->

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