Re: display undeclared iso-charset in UTF environment

* Alain Bench on Saturday, September 09, 2006 at 20:22:30 +0200:
>  On Friday, September 8, 2006 at 15:46:58 +0200, Christian Ebert wrote:
>> But I want to see Euros, loads of 'em!
> 
>     Quick and easy: Just send 5€ to each one on the list, subscribe
> yourself on top, and wait some days for loads of return. ;-)

But I'm already waiting for quite a long time now ...

>     It's a false friend: Assuming unlabelled means Latin-9 would, in
> most cases, wrongly show €uros where there are not intended, and show
> question marks where €uros really are. Of course if an article happens
> to be L9, then you get rich. But it's a minority case. The balance is
> completely for 1252.

Understood by now.

>> * Alain Bench on Friday, September 08, 2006 at 02:55:28 +0200:
>>> some auto-sensing between UTF-8 and CP-1252
> 
>     Pseudo code:

Incorporated in a layman's way in attached version. The calls to
iconv are a bit expensive and noisy, but of course this is much
more flexible.

>>> grep for any char above 0x80?
>> how do I do that in s-lang?
> 
>     string_match (rawart, "[\x80-\xFF]", 1)

ahem, yes, ahem, it just shows sometimes that I adhere to the
why-simple-when-you-can-do-it-longwinded philosophy ...

But, just to be sure, is the above range the same as in decimal

"[\d128-\d255]" ?

Is there any advantage of hex over decimal? -- All the hex,
octal stuff completely escapes me.

>>> better way to get current CODESET
>> I don't know it.
> 
>     Me neither. Hum... in the absence of "nl_langinfo(CODESET)" and
> "locale charmap", I would probably call locale_charset.c, attached. It
> has the advantage to always give a canonicalized charset name, while
> nl_langinfo on some platforms may give st*pid names. Like HP-UX giving
> "utf8", and by default refusing the standard "utf-8" with dash.

Thanks a lot, Alain. It's fun learning from your input (even
though I /should/ be doing supposedly more important stuff).

c
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