X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f
X-Recipient: geda-user AT delorie DOT com
From: geda AT psjt DOT org (Stephan =?utf-8?Q?B=C3=B6ttcher?=)
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] A fileformat library
References: <s6n37uumanm DOT fsf AT blaulicht DOT dmz DOT brux>
	<CAJXU7q_qxdvJaejF-VcY=u7VHZ-zrfrc+Z7-qSwfFyPdy-umxw AT mail DOT gmail DOT com>
	<B02363CD-469D-493A-AC15-1D5DC7836982 AT noqsi DOT com>
	<20151222232230 DOT 12633 DOT qmail AT stuge DOT se>
	<0F6F1D0F-4F07-48EA-90FE-836EAD4E2354 AT noqsi DOT com>
	<CAM2RGhTficnys3a4xs=UBFvk8aPwpzYWUADFLP_pUQ+R1iKs0g AT mail DOT gmail DOT com>
	<alpine DOT DEB DOT 2 DOT 00 DOT 1512230552520 DOT 9035 AT igor2priv>
	<FC796A30-DF21-42E0-89D4-48F3C202BCAE AT noqsi DOT com>
	<alpine DOT DEB DOT 2 DOT 00 DOT 1512230648180 DOT 9035 AT igor2priv>
	<A6BF931F-181E-4B69-8B3E-E1BD202DE7C5 AT noqsi DOT com>
	<20151223194905 DOT 7676 DOT qmail AT stuge DOT se>
	<0AB5D926-731F-4A49-AA26-D06DAE7C2CB0 AT noqsi DOT com>
	<201512240626 DOT tBO6QuW0031998 AT envy DOT delorie DOT com>
Date: Thu, 24 Dec 2015 12:30:54 +0100
In-Reply-To: <201512240626.tBO6QuW0031998@envy.delorie.com> (DJ Delorie's
	message of "Thu, 24 Dec 2015 01:26:56 -0500")
Message-ID: <s6negecytg1.fsf@blaulicht.dmz.brux>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)
MIME-Version: 1.0
Content-Type: text/plain
Reply-To: geda-user AT delorie DOT com
Errors-To: nobody AT delorie DOT com
X-Mailing-List: geda-user AT delorie DOT com
X-Unsubscribes-To: listserv AT delorie DOT com
Precedence: bulk

DJ Delorie <dj AT delorie DOT com> writes:

>> I think that having a file format that enables simple means to
>> achieve simple (but specialized) ends is essential to a good
>> toolkit.
>
> Any SQL implementation refutes that.  Nobody touches the SQL data file
> itself, they all go through a SQL interpreter that accesses the data
> on their behalf.  Specialized ends are implemented on top of this
> interpreter.
>
> Granted, this means we'd need a well-defined way to do pretty much
> anything through whatever means we provide, but saying "access to the
> file is required" is just plain wrong.  "Access to the data" is a more
> appropriate requirement, but making the data file tweakable is a weak
> solution to that - no controls, no validation, etc.

Just telling that the easy "access to the file" is the main reason I
still use geda-gaf and pcb.  As easy as on the shell commandline, via
svn diff, grep ^refdes=R|sort, awk, sed.

We should train our students more unix plumbing, it can give such a
boost in productivity.

-- 
Stephan