X-Recipient:	archive-cygwin AT delorie DOT com
X-SWARE-Spam-Status:	No, hits=-3.1 required=5.0 tests=AWL,BAYES_00,DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,FREEMAIL_FROM,KHOP_RCVD_UNTRUST,KHOP_THREADED,NML_ADSP_CUSTOM_MED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE,T_DKIM_INVALID
X-Spam-Check-By:	sourceware.org
Message-ID:	<50697D8B.6070903@gmail.com>
Date:	Mon, 01 Oct 2012 13:24:59 +0200
From:	marco atzeri <marco DOT atzeri AT gmail DOT com>
User-Agent:	Mozilla/5.0 (Windows NT 6.1; WOW64; rv:15.0) Gecko/20120907 Thunderbird/15.0.1
MIME-Version:	1.0
To:	cygwin AT cygwin DOT com
Subject:	Re: Check if a package is installed
References:	<50697891 DOT 7030200 AT freesbee DOT fr>
In-Reply-To:	<50697891.7030200@freesbee.fr>
X-IsSubscribed:	yes
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.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 10/1/2012 1:03 PM, Vincent Rivière wrote:
> Hello.
>
> I would like to know how to reliably test if a Cygwin package is already
> installed (just like setup.exe does).
>
> Currently, I test the existence of /etc/setup/<package>.lst.gz. It works
> perfectly for me, but a user reported to me that that file was missing
> sometimes.
>
> I see there is also package information listed in
> /etc/setup/installed.db. Maybe this information should be considered as
> more reliable?
>

cygcheck -c <package>

It uses the the two information left by setup.exe
  /etc/setup/installed.db
  /etc/setup/<package>.lst.gz

to provide a status.

Regards
Marco


--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple

- Raw text -