The following R6RS program:
(import (rnrs))
(define-syntax ciao
(lambda (stx)
(syntax-case stx ()
((_ _)
"ciao\n"
(display (ciao 1))
fails with:
;;; note: autocompilation is enabled, set GUILE_AUTO_COMPILE=0
;;; or pass the --no-autocompile argument to disable.
;;;
The following R6RS program:
(import (rnrs))
(define (%general-string-append . args)
(let-values (((port getter) (open-string-output-port)))
(let loop ((args args))
(if (null? args)
(getter)
(let ((thing (car args)))
(display (if (identifier? (car args))
"Marco Maggi" wrote:
> The following R6RS program:
Sorry for the self reply; the problem goes away defining
IDENTIFIER->STRING before its usage. I can understand this,
but it is not R6RS behaviour. Maybe just documenting it as
incompatibility is fine.
--
Marco Maggi
The following R6RS program:
(import (rnrs))
#\x0
fails with:
;;; note: source file proof.sps
;;; newer than compiled
/home/marco/.cache/guile/ccache/2.0-0.R-LE-4/home/marco/var/tmp/proof.sps.go
Backtrace:
In ice-9/boot-9.scm:
170: 10 [catch #t # ...]
In unknown file:
?: 9 [catch-clos
"Marco Maggi" wrote:
> Sorry for the self reply; the problem goes away defining
> IDENTIFIER->STRING before its usage. I can understand
> this, but it is not R6RS behaviour.Maybe just
> documenting it as incompatibility is fine.
I take it back. It imposes an order on defini
On Mon 21 Jun 2010 10:12, Marco Maggi writes:
> #\x0
Add (read-enable 'r6rs-hex-escapes) to your guile init file.
Mike: is there a more sensible default than the one we have?
Thanks,
Andy
--
http://wingolog.org/
On Mon 21 Jun 2010 09:35, Marco Maggi writes:
> (syntax-case stx ()
> ((_ _)
Fixed in master, thanks for the report. It is an incompatible change in
R6RS, but I think it's for the better.
Ciao,
A
--
http://wingolog.org/
Hello,
On Mon 21 Jun 2010 09:59, Marco Maggi writes:
> (define A )
> (define-syntax B <>)
> (A)
I have abbreviated your illuminating example. I don't really know what
to think of it, except to say that for top-level programs Guile
implements "REPL semantics".
It would seem that both for toplev
> From: Andy Wingo wi...@pobox.com
>> #\x0
> Add (read-enable 'r6rs-hex-escapes) to your
> guile init file.
> Mike: is there a more sensible default than the one we
> have?
The idea behind not enabling it by default is because the
r6rs *string* escapes are not backwards compatible with
the he
Hi Mike,
Thanks for the explanation :-)
On Mon 21 Jun 2010 22:27, Mike Gran writes:
> r6rs hex *character* escapes and Guile 1.8.x octal character escapes
> could logically coexist without confusion.
Let's do that. Shall you, or shall I?
> But, it might be confusing to have r6rs hex character
> From: Andy Wingo wi...@pobox.com
> Hi Mike,
> Thanks for the explanation :-)
>> r6rs hex *character* escapes and Guile 1.8.x octal
>> character escapes could logically coexist without confusion.
> Let's do that. Shall you, or shall I?
It would happen more quickly if you did it.
You'd just h
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