Re: [Chicken-users] Re: on the hardship of upgrading chicken from 4.6.1 to 4.6.3 -- what I forgot

2010-11-17 Thread Jim Ursetto
On Wed, Nov 17, 2010 at 15:35, Jörg F. Wittenberger wrote: > * A lot of changes are about white space / reformatting or insignificant > things as replacing angle brackets with round ones.  Especially in LISP > languages, where this amounts to large line wise diff's for no > structural reason. `gi

Re: [Chicken-users] handling the undefined value

2010-11-17 Thread Felix
From: Jörg "F. Wittenberger" Subject: [Chicken-users] handling the undefined value Date: Wed, 17 Nov 2010 20:56:29 +0100 >* The handling of -extend has changed in a way I do not yet completely >understand. Before I could define some syntax there and it would be >available during the compile. Ap

Re: [Chicken-users] handling the undefined value

2010-11-17 Thread Felix
From: Jörg "F. Wittenberger" Subject: [Chicken-users] handling the undefined value Date: Wed, 17 Nov 2010 20:56:29 +0100 > Hi Chickeners! > > I ran into a rare "call of undefined value" -- somewhere in the middle > of several KLOC of code. > > So how to debug that? It turns out not to be an ea

Re: [Chicken-users] Re: on the hardship of upgrading chicken from 4.6.1 to 4.6.3 -- what I forgot

2010-11-17 Thread Felix
From: Jörg "F. Wittenberger" Subject: [Chicken-users] Re: on the hardship of upgrading chicken from 4.6.1 to 4.6.3 -- what I forgot Date: Wed, 17 Nov 2010 22:35:49 +0100 > Am Mittwoch, den 17.11.2010, 21:59 +0100 schrieb Jörg F. Wittenberger: >> == Summary == >> >> That's hard. >> >> ;-) WHY ;

[Chicken-users] Re: on the hardship of upgrading chicken from 4.6.1 to 4.6.3 -- what I forgot

2010-11-17 Thread F. Wittenberger
Am Mittwoch, den 17.11.2010, 21:59 +0100 schrieb Jörg F. Wittenberger: > == Summary == > > That's hard. > > ;-) WHY ;-) * A lot of changes are about white space / reformatting or insignificant things as replacing angle brackets with round ones. Especially in LISP languages, where this amounts t

[Chicken-users] on the hardship of upgrading chicken from 4.6.1 to 4.6.3

2010-11-17 Thread F. Wittenberger
== Summary == That's hard. ;-) WHY ;-) * The handling of -extend has changed in a way I do not yet completely understand. Before I could define some syntax there and it would be available during the compile. Apparently that's no longer the case. Now, since I used several different ways to conv

[Chicken-users] handling the undefined value

2010-11-17 Thread F. Wittenberger
Hi Chickeners! I ran into a rare "call of undefined value" -- somewhere in the middle of several KLOC of code. So how to debug that? It turns out not to be an easy operation. Hence my idea here. So far I see two basic approaches to handle the "undefined" behaviour of standards: a) refuse to re