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Date: Mon, 18 Apr 2005 11:58:52 -0400
From: Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Possible bash incompatibility
Message-ID: <20050418155852.GF11016@trixie.casa.cgf.cx>
Reply-To: cygwin AT cygwin DOT com
References: <BAY20-F859F5D44AF9EA3A9E691DD6290 AT phx DOT gbl> <Pine DOT GSO DOT 4 DOT 61 DOT 0504181047370 DOT 19797 AT slinky DOT cs DOT nyu DOT edu>
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On Mon, Apr 18, 2005 at 10:59:10AM -0400, Igor Pechtchanski wrote:
>On Mon, 18 Apr 2005, Arash Partow wrote:
>>Could someone tell me why the piece of bash script below is being
>>rejected as being erroneous on cygwin but works fine on other bash's
>>ie: linux and openbsd?
>
>I would imagine because the output of "uname -s" doesn't contain
>"CYGWIN" on either Linux or OpenBSD, so "grep -c" outputs a 0.  But
>even on Cygwin this works (as Brian already confirmed).
>
>>my current version of bash is update (2.05b).
>>
>>#!/bin/bash
>>
>>if [ `uname -s | grep -c 'CYGWIN'` -eq "1" ]; then
>
>FWIW, a better test would be
>
>if uname -s | grep -q 'CYGWIN'; then ...

How about

if [[ $(uname -s) == CYGWIN* ]]; then

cgf

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