[dev-context] Catcodes in bib module

Hans Hagen pragma at wxs.nl
Mon Oct 18 09:48:06 CEST 2010


On 18-10-2010 12:32, Aditya Mahajan wrote:
> On Mon, 18 Oct 2010, Hans Hagen wrote:
>
>> On 17-10-2010 11:38, Aditya Mahajan wrote:
>>> Hi,
>>>
>>> Try this example:
>>>
>>> \newcatcodetable\arbitcatcodes
>>>
>>> \startcatcodetable\arbitcatcodes
>>> \catcode`\@=0
>>> \stopcatcodetable
>>>
>>> \setcatcodetable\arbitcatcodes
>>>
>>> @starttext
>>> Hello
>>> @stoptext
>>>
>>> This results in the entire bxml-apa.mkiv being typeset! The file
>>> bxml-apa is called by
>>>
>>> \def\dodoloadbibtexpublicationalternative#1%
>>> {\doonlyonce{#1}
>>> {\readsysfile{bxml-#1.mkiv}
>>> {\showmessage\m!publications{6}{bxml-#1}}
>>> {\showmessage\m!publications{1}{bxml-#1}}}}
>>>
>>> in bibl-bib.mkiv
>>>
>>> I don't know if this should be considered a bug or not.
>>
>> does wrapping in
>>
>> \startreadingfile
>>
>> \stopreadingfile
>
> Partially. Adding
>
> \def\dodoloadbibtexpublicationalternative#1%
> {\doonlyonce{#1}
> {\startreadingfile\readsysfile{bxml-#1.mkiv}\stopreadingfile
> {\showmessage\m!publications{6}{bxml-#1}}
> {\showmessage\m!publications{1}{bxml-#1}}}}
>
> before the test file gives an error on the next command:
>
> ! LuaTeX error <main ctx instance>:1: ')' expected near '\'.
>
> system > error on line 15 in file backend.tex: LuaTeX error ...
>
> 5 \stopcatcodetable
> 6
> 7 \def\dodoloadbibtexpublicationalternative#1%
> 8 {\doonlyonce{#1}
> 9 {\startreadingfile\readsysfile{bxml-#1.mkiv}\stopreadingfile
> 10 {\showmessage\m!publications{6}{bxml-#1}}
> 11 {\showmessage\m!publications{1}{bxml-#1}}}}
> 12
> 13 \setcatcodetable\arbitcatcodes
> 14
> 15 >> @starttext
> 16 Hello
> 17 @stoptext
>
>
> \normalshowmessage ...showmessage("#1","#2","#3")}
>
> <argument> ...ns{6}{bxml-apa}} {\showmessage \m !p
>
> ublications{1}{bxml-apa}}
> \firstofoneargument #1->#1
>
>
> But adding this at the beginning of the file works.
\unprotect

\def\dodoloadbibtexpublicationalternative#1%
   {\doonlyonce{#1}
      {\startreadingfile
       \readsysfile{bxml-#1.mkiv}
         {\showmessage\m!publications{6}{bxml-#1}}
         {\showmessage\m!publications{1}{bxml-#1}}%
       \stopreadingfile}}

\protect


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