Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com To: cygwin@cygwin.com From: Andrew DeFaria Subject: Re: A good way to test if cygwin isn't installed? Date: Fri, 01 Oct 2004 08:44:00 -0700 Lines: 31 Message-ID: References: <20041001045101.8AA6484C99@pessard.research.canon.com.au> <20041001151631.GJ15450@trixie.casa.cgf.cx> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: h-67-102-25-114.lsanca54.covad.net User-Agent: Mozilla Thunderbird 0.8 (Windows/20040913) In-Reply-To: <20041001151631.GJ15450@trixie.casa.cgf.cx> X-IsSubscribed: yes Christopher Faylor wrote: > On Fri, Oct 01, 2004 at 02:51:01PM +1000, > luke.kendall@cisra.canon.com.au wrote: > >> I just wanted to run an idea past the list. >> >> I want to write a shell script to test if Cygwin has been installed >> on the machine running the shell script. >> >> I do this by running a shell (from a network install of Cygwin if >> necessary). >> >> If Cygwin is installed on the local machine, then "cygpath -w /" >> returns something like "c:\cygwin". (Good for discovering what drive >> Cygwin was installed on, right?) If Cygwin has not been installed, >> "cygpath -w /" returns a plain old backslash. >> >> That's fine - maybe even great. My question: is that a reliable way >> to perform that test? It seems good to me. > > 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. -- Headline: Bear takes over Disneyland in Pooh D'Etat! -- 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/