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Date: Wed, 3 Sep 1997 09:31:35 -0700
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From: Martin Buchholz <mrb@Eng.Sun.COM>
To: Kazuyoshi Furutaka <furutaka@Flux.tokai.jaeri.go.jp>
Cc: xemacs-beta@xemacs.org
Subject: Re: [Success] XEmacs 20.3-beta19 "Kyiv" on Linux-2.0.30, but...
In-Reply-To: <19970903202516H.furutaka@Flux.tokai.jaeri.go.jp>
References: <m2n2lukfjd.fsf@altair.xemacs.org>
	<19970903202516H.furutaka@Flux.tokai.jaeri.go.jp>
X-Mailer: VM 6.33 under 20.3 "Vienna" XEmacs  Lucid (beta14)
Reply-To: Martin Buchholz <mrb@Eng.Sun.COM>

>>>>> "Kazu" == Kazuyoshi Furutaka <furutaka@Flux.tokai.jaeri.go.jp> writes:

Kazu> In <m2n2lukfjd.fsf@altair.xemacs.org>
Kazu> at 03 Sep 1997 00:44:22 -0700
Kazu> SL Baur <steve@xemacs.org> wrote
Kazu> on "Re: [Success] XEmacs 20.3-beta19 "Kyiv" on Linux-2.0.30, but..."...

>> > Signaling: (error "No such coding system" iso-2022-ss2-7)
>> 
>> This coding-system is now named iso-2022-7bit-ss2 (to synch with Emacs 
>> 20 :-( ).  Sorry for the confusion.

Kazu> Is there any GOOD AND SIMPLE way for an application to determine
Kazu> whether the new coding system should be used or not (for compatibility
Kazu> of an elisp package with older [X]Emacs/Mule)?

You can test whether a particular coding system exists using, e.g.

(find-coding-system 'iso-2022-ss2-7)

this will be nil if there is no such coding system.

One of these days I should get around to implementing coding system
aliases; I have done some design work on this.

Martin

