From: taylanbayirli@gmail.com (Taylan Ulrich B.)
To: guile-devel@gnu.org
Subject: Re: [PATCH] Replace define-macro with syntax-rules
Date: Mon, 30 Sep 2013 21:24:27 +0200 [thread overview]
Message-ID: <87ioxigljo.fsf@taylan.uni.cx> (raw)
In-Reply-To: <87eh87bbyt.fsf@Kagami.home> (Ian Price's message of "Sun, 29 Sep 2013 21:38:02 +0100")
Ian Price <ianprice90@googlemail.com> writes:
> taylanbayirli@gmail.com (Taylan Ulrich B.) writes:
>
>> (define-syntax endianness
>> (syntax-rules ()
>> ((_ big) 'big)
>> ((_ little) 'little)))
> Except now whenever you use it, you only ever get big endianness. You
> forgot to add big and little to the literals list.
Doh! Can't believe I made such a mistake, must write more Scheme. :)
Well, actually, it will still coincidentally work because the `big' in
`'big' (`(quote big)') will refer to the pattern variable. (Essentially
we made an alias to `quote'.)
prev parent reply other threads:[~2013-09-30 19:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-28 5:25 [PATCH] Replace define-macro with syntax-rules KAction
2013-09-28 10:27 ` Taylan Ulrich B.
2013-09-29 20:38 ` Ian Price
2013-09-30 19:24 ` Taylan Ulrich B. [this message]
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