X-Recipient: archive-cygwin@delorie.com X-Spam-Check-By: sourceware.org From: "Hans Kaiser" To: References: <013901c89436$214ba6d0$63e2f470$@com> <47F535CA.11611312@dessent.net> <025701c89bf7$bc433e50$34c9baf0$@com> <48001F08.4020007@cwilson.fastmail.fm> <20080412083522.GA23852@calimero.vinschen.de> <030301c89cb7$9de4e0b0$d9aea210$@com> <20080414092429.GM23852@calimero.vinschen.de> In-Reply-To: <20080414092429.GM23852@calimero.vinschen.de> Subject: RE: Embedded packaging of cygwin without installation Date: Fri, 18 Apr 2008 21:04:22 +0200 Message-ID: <000501c8a187$094801b0$1bd80510$@com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook 12.0 Content-Language: de X-IsSubscribed: yes Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Id: 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 > > But now I want to be able to determine, if someone has already > installed > > (via your setup.exe) a cygwin. If so I would like to be able to use > the > > already installed one. But how to determine if there is already an > > installation of cygwin? And furthermore, how can I use it? > > Check for the registry keys HKLM\Software\Cygnus Solutions\Cygwin and > HKCU\Software\Cygnus Solutions\Cygwin. If one of them exists, you have > a Cygwin installation. Okay fine! I can figure out, that cygwin is installed. But how can I figure out there the run.exe or the other cygwin tools are? The system PATH variable is not updated on an cygwin setup... The next question, how can I read the registry via command line? > > If I detect, that no cygwin (via your setup.exe) is installed, I > would like > > to open a browser which points to your setup.exe so the user could > install > > the cygwin. > > In both cases it may be necessary to determine > > > > Correct me if I am wrong. This approach has no licensing issues. > > If you just call setup to download from the cygwin distro, you have no > licensing problems in your scenario. Okay fine. -- 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/