On Feb 13, 2008 6:21 PM, Hans Hagen <[EMAIL PROTECTED]> wrote:
> Wolfgang Schuster wrote:
> > On Feb 13, 2008 4:52 PM, Hans Hagen <[EMAIL PROTECTED]> wrote:
> >> Wolfgang Schuster wrote:
> >>> Hi,
> >>>
> >>> LuaTeX hangs in the following example, it is related to the optional 
> >>> argument
> >>> for \startTEST.
> >> unrelated to luatex ... processbetween takes args one by one
> >
> > and why did it work with pdfTeX?
>
> i don't know ... maybe test with \tracingall and compare what happens

done, problem found.

the following command in toks-ini.tex cause the freeze in mkiv:

\def\dograbuntil#1#2%
  {\long\def\next##1#1{#2##1}\next}

the correct definition should be

\def\dograbuntil#1#2%
  {\long\def\next##1#1{#2{##1}}\next}

Wolfgang
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