Philip Taylor wrote:
> Jonathan Kew wrote:
>
>> So IIRC, the alternative version works by setting the word into a
>> zero-width \vbox, and then extracting the resulting word fragments from
>> the list of (all overfull) lines in the paragraph and assembling them
>> into a line for display. Of course this could all be written from
>> scratch using tex primitives, but at the time it seemed easier to make
>> use of some higher-level tools.
>
> OK, I like low-level TeX coding; I will attempt to replicate
> its functionality for Plain XeTeX users when I have a moment
> or two ...
Not as good as Knuth's, as it typesets the output rather than shewing
it in the log file, but may be of help in cases such as this :
> % !TeX Program=IniiXeTeX
>
> % >>>>> file "de-1996.tex" <<<<<
>
> \catcode `\{=1
> \catcode `\}=2
> \catcode `\# = 6
> \catcode `\% = 14
> \catcode `\ = \catcode `\ % tab !!!
>
> \let \bgroup = {
> \let \egroup = }
>
> \input unicode-letters.tex
> \input hyph-de-1996.tex
>
> \font\tenrm = "Times New Roman" at 10pt
> \hyphenchar\tenrm=`\-
> \tenrm
>
> \hsize=2in
> \vsize=8in
> \parfillskip=0pt
>
> \def \shewhyphens #1%
> {%
> \setbox 0 = \vbox
> \bgroup
> \parfillskip = 0 pt
> \hsize = 0 pt
> \hfuzz = 16383.99999 pt
> \tenrm
> \pretolerance = -1
> \tolerance = -1
> \hbadness = \hfuzz
> \ #1%
> \egroup
> \copy 0
> }
>
> \shewhyphens {wußte geißeln}
>
> \end
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