[Dev-luatex] Notes and comments on beta 0.11.2

Hans Hagen pragma at wxs.nl
Thu Sep 20 09:45:23 CEST 2007

Jonathan Sauer wrote:

> I typeset a document of mine and got quite a few overfull boxes (more on
> this later). I looked into the log file, which my editor warned me was
> not valid UTF-8. Following is an excerpt of said log file. It seems that
> an UTF-8 sequence is broken across two lines:
> Overfull \hbox (1.53935pt too wide) in paragraph at lines 1493--1498
> \FS:O at font@t1/lmr/r/r/n/n/10 at font er-wi-der-te Kaya. Sie zog ih-re Freun-din nÃ
> ¤-her zu sich, zog Ataamis|
> <<<

luatex assumes valid utf; if you want to handle such cases, you can hook 
in code in the file reading callbacks

> Third thing:
> I am currently typesetting documents with pdfTeX as well as with LuaTeX.
> The documents use Latin Modern with font expansion and protrusion. While
> pdfTeX typesets them without any overfull/underfull boxes, LuaTeX produces
> quite a few overfull boxes (one of them above).

font expansions etc is on the agenda for later; some things may even 
change (certainly the font related *codes)

> Before I investigate further: Is it possible that font expansion is 
> currently disabled in LuaTeX?

probably not disabled but partially broken


                                           Hans Hagen | PRAGMA ADE
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