[luatex] lua-inputenc

[Hans Hagen]

Elie Roux wrote:
> Elie Roux a écrit :
>> Sorry for this mail, I just haven't tested enough...
> 
> So here is something more consistent:
> 
> With my package, one can do the same as in XeTeX: reading files written 
> in another input encoding, but with the same limitation as XeTeX (tell 
> me if I'm wrong): reading all files as if they were written in the same 
> encoding... The problem is that output files (like aux files) are all 
> written in UTF-8. So for example if we read files in latin1, we will 
> read the aux file as if it were in latin1, when it is written in UTF-8, 
> so it will make some errors.
> 
> The only solution I see is to register a callback in open_read_file, 
> that will convert from utf8 to latin1, before input is converted again 
> to utf8. This solution seems heavy and not really efficient. So I was 
> wondering if there was another way to read the aux file in UTF-8, or 
> (even better) a way to write the files in latin1? I think the second 
> solution would be better, but there seems to be no corresponding 
> callback... Do you think there would be a way to add such a callback?

i don't know how latex handles that, but why not just overloading the 
write-to-aux (or whatever) macros, intercept the to-be-written string 
and convert it; it's the only controlled way since changing 'all' writes 
will mess up other things (like files that users write)

Hans

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