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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>
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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??



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