[babel-devel] question about #\Nul char and Unicode

Vsevolod Dyomkin vseloved at gmail.com
Wed Aug 4 20:42:03 UTC 2010


Luís, thanks for the answer!

The issue is connected with my recent experiment with creating CL bindings
to the upcoming mongrel2 web-server.  And it arises only sometimes.

 You can see the initial variant at http://github.com/vseloved/cl-mongrel2.
If you are willing to dive in and spend some time, try to run the example
code in http://github.com/vseloved/cl-mongrel2/blob/master/example.lisp

It will also require you to install and run mongrel2 itself (see
http://mongrel2.org/doc/tip/docs/manual/book.wiki for details), which will
in turn require to setup a working Python environment (if you don't have one
already, obviously).  All the other instructions are in example.lisp.  If
something is unclear, feel free to write me.

It's also worth mentioning, that I'm using babel-0.3.

Looking forward for the results,
Vsevolod

On Wed, Aug 4, 2010 at 10:02 PM, Luís Oliveira <luismbo at gmail.com> wrote:

> On Wed, Aug 4, 2010 at 3:07 PM, Vsevolod Dyomkin <vseloved at gmail.com>
> wrote:
> > Maybe, someone here can explain, why this 0-characters are not recognized
> as
> > proper utf-8 ones?
>
> Seems to work for me. Can you come up with a short reproducible example?
>
> CL-USER> (defparameter *array* #(#\5 #\4 #\c #\6 #\7 #\5 #\5 #\b #\-
> #\9 #\6 #\2 #\8 #\- #\4 #\0 #\a #\4 #\- #\9 #\a #\2 #\d #\- #\c #\c
> #\8 #\2 #\a #\8 #\1 #\6 #\3 #\4 #\5 #\e #\  #\1 #\8 #\  #\/ #\h #\a
> #\n #\d #\l #\e #\r #\t #\e #\s #\t #\  #\2 #\6 #\0 #\Space #\{ #\"
> #\P #\A #\T #\H #\" #\Space #\" #\/ #\h #\a #\n #\d #\l #\e #\r #\t
> #\e #\s #\t #\" #\, #\" #\M #\E #\T #\H #\O #\D #\" #\Space #\" #\G
> #\E #\T #\" #\, #\" #\V #\E #\R #\S #\I #\O #\N #\" #\Space #\" #\H
> #\T #\T #\P #\/ #\1 #\. #\1 #\" #\, #\" #\U #\R #\I #\" #\Space #\"
> #\/ #\h #\a #\n #\d #\l #\e #\r #\t #\e #\s #\t #\" #\, #\" #\P #\A
> #\T #\T #\E #\R #\N #\" #\Space #\" #\/ #\h #\a #\n #\d #\l #\e #\r
> #\t #\e #\s #\t #\" #\, #\" #\A #\c #\c #\e #\p #\t #\" #\Space #\"
> #\* #\/ #\* #\" #\, #\" #\H #\o #\s #\t #\" #\Space #\" #\l #\o #\c
> #\a #\l #\h #\o #\s #\t #\Space #\6 #\7 #\6 #\7 #\" #\, #\" #\U #\s
> #\e #\r #\- #\A #\g #\e #\n #\t #\" #\Space #\" #\c #\u #\r #\l #\/
> #\7 #\. #\2 #\0 #\. #\0 #\  #\( #\i #\4 #\8 #\6 #\- #\p #\c #\- #\l
> #\i #\n #\u #\x #\- #\g #\n #\u #\) #\  #\l #\i #\b #\c #\u #\r #\l
> #\/ #\7 #\. #\2 #\0 #\. #\0 #\  #\O #\p #\e #\n #\S #\S #\L #\/ #\0
> #\. #\9 #\. #\8 #\n #\  #\z #\l #\i #\b #\/ #\1 #\. #\2 #\. #\3 #\.
> #\4 #\  #\l #\i #\b #\i #\d #\n #\/ #\1 #\. #\1 #\5 #\  #\l #\i #\b
> #\s #\s #\h #\2 #\/ #\1 #\. #\2 #\. #\4 #\" #\} #\, #\0 #\Space #\,
> #\n #\S #\S #\L #\/ #\0 #\. #\Nul #\Nul))
> *ARRAY*
> CL-USER> (cffi:with-foreign-string (fs (coerce *array* 'string)
> :encoding :utf-8)
>           (cffi:foreign-string-to-lisp fs :encoding :utf-8))
> "54c6755b-9628-40a4-9a2d-cc82a816345e 18 /handlertest 260 {\"PATH\"
> \"/handlertest\",\"METHOD\" \"GET\",\"VERSION\" \"HTTP/1.1\",\"URI\"
> \"/handlertest\",\"PATTERN\" \"/handlertest\",\"Accept\"
> \"*/*\",\"Host\" \"localhost 6767\",\"User-Agent\" \"curl/7.20.0
> (i486-pc-linux-gnu) libcurl/7.20.0 OpenSSL/0.9.8n zlib/1.2.3.4
> libidn/1.15 libssh2/1.2.4\"},0 ,nSSL/0."
> 328
>
> Thanks,
>
> --
> Luís Oliveira
> http://r42.eu/~luis/ <http://r42.eu/%7Eluis/>
>
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