X-Recipient:	archive-cygwin AT delorie DOT com
X-Spam-Check-By:	sourceware.org
Message-ID:	<45387.97.113.116.104.1215754377.squirrel@webmail.efn.org>
In-Reply-To:	<20080711050615.GA4181@ednor.casa.cgf.cx>
References:	<18395872 DOT post AT talk DOT nabble DOT com> <20080711050615 DOT GA4181 AT ednor DOT casa DOT cgf DOT cx>
Date:	Thu, 10 Jul 2008 22:32:57 -0700 (PDT)
Subject:	Re: programming API to determine whether in 'Cygwin environment'
From:	"Yitzchak Scott-Thoennes" <sthoenna AT efn DOT org>
To:	cygwin AT cygwin DOT com
User-Agent:	SquirrelMail/1.5.1
MIME-Version:	1.0
X-IsSubscribed:	yes
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.com>
List-Unsubscribe:	<mailto:cygwin-unsubscribe-archive-cygwin=delorie DOT com AT cygwin DOT com>
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

On Thu, July 10, 2008 10:06 pm, Christopher Faylor wrote:
> On Thu, Jul 10, 2008 at 08:49:06PM -0700, Tony Last wrote:
>> My console program is built for native Windows (thus does not reply on
>> cygwin1.dll).
>>
>> So I'm looking for a boolean method which will allow a program to tell
>> whether it was run from within a Cygwin shell.
>
> A PATH containing colons which weren't preceded by just a single
> alphabetic character would be a clue but it wouldn't be foolproof.  A HOME
> environment variable with no colons and forward slashes would be another
> clue.  I don't think there is a foolproof test, though.

Both HOME and PATH are translated by the time the non-cygwin program
sees them, though??



--
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/

- Raw text -