Re: [AUCTeX] Non-ASCII LaTeX labels (was Re: Headache: filenames with Umlaut under Windows, backward search gives error)

[jfbu]

Le 26/09/2019 à 18:18, jfbu a écrit :
> Le 26/09/2019 à 17:22, Ikumi Keita a écrit :
>>>>>>> AW <address@hidden> writes:
>>
>>> By the way: the label mechanism doesn't accept Umlaute yet. Is there a
>>> variable which I could customize?)
>>
>> I guess you are using RefTeX.  Have you tried the variable
>> `reftex-label-illegal-re'?  It might be good for you to customize it to
>> "[^-a-zA-Z0-9_+=:;,.[:multibyte:]]".
>>
>> (That value may be too loose, however.  I don't know what range of
>> unicode characters are allowed for LaTeX labels.)
> 
> Hi Keita
> 
> So far, none.


Hmm ... I spoke too fast

\label{ééééà} and \ref

works already as long as I add  \usepackage[T1]{fontenc}

(not even needed to have french as class option and babel package)

Sadly I don't have time now to provided a better answer,
as I must quit my computer now 


I never used such exotic label hence was not informed enough
and should not have replied to add noise

Best


> 
> But with upcoming LaTeX dated 2019/10/01, they will get accepted
> in so far as the suitable font support has been loaded with declared font 
> encodings.
> 
> See
> 
> https://github.com/latex3/latex2e/blob/develop/base/doc/ltnews30.tex
> 
> specifically
> 
> https://github.com/latex3/latex2e/blob/764d6c44eae4e89325618fd9cd76a11d88af4921/base/doc/ltnews30.tex#L224-L265
> 
> Best,
> 
> Jean-François
>>
>> Regards,
>> Ikumi Keita
>>
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