Re: [AUCTeX-devel] preview-latex coding problem

[Masayuki Ataka]

From: Masayuki Ataka <address@hidden>

I'll commit the patch tomorrow if no objection.

> From: David Kastrup <address@hidden>
> 
> > Masayuki Ataka <address@hidden> writes:
> > 
> > > Ikumi-San reported me that preview-latex put preview-image in
> > > wrong place, if the buffer coding system is different from process
> > > coding system (Hmm, Japanese have 3 coding system Xp).
> > >
> > > He sent me a patch below.
> > > This patch works fine with Japanese document.
> > > I want to know this works fine with document in European languages.
> > > If ok, I will commit.
> > 
> > This seems wrong.  Why would the process encoding system from a
> > Japanese buffer differ from the file encoding used in the buffer from
> > which the compilation got started?
> > 
> Yes.  This seems wrong.  This is a trick to compile one TeX
> source without encoding conversion between Unix and Windows in
> Japanese.
> 
> > How can the error output from the process be in an encoding different
> > from what actually is in the TeX file?
> > 
> > I don't get it.  Maybe because I don't know enough about Japanese TeX
> > variants.  Can you tell us some details?
> 
> Okay.  I will write about the trick.
> 
> Japanese have 3 encodings: EUC, SJIS, and iso-2022-jp.  SJIS is
> mainly used in Windows, and EUC is used in UNIX.  platex
> command in Windows basically does not understand EUC encoded
> file, but works with SJIS and iso-2022-jp files.  On the other
> hand, platex in UNIX understand no SJIS but EUC and iso-2022-jp
> files.  So, if one want to edit a TeX source both in UNIX and
> Windows without converting encode, iso-2022-jp file is only
> choice.  This is a trick!
> 
> The encoding of the message from platex is fixed in SJIS if the
> platform is Windows.  So preview-latex put a image in wrong
> place because preview-latex expect its coding iso-2022-jp by
> the file encoding if such a trick is used. (Read SJIS as EUC,
> when the platform is UNIX)
> 
> Ikumi's patch tell preview-latex which encoding is used from
> TeX-japanese-process-input-coding-system.

ragards,
---
email: address@hidden
Name:: Masayuki Ataka // (Japan)