Enrico Forestieri schrieb:
> On Sun, Nov 05, 2006 at 04:21:47PM +0100, Herbert Voss wrote:
>
>> Enrico Forestieri schrieb:
>>
>>>>> I think that we should leave the 256, but if you and others don't agree,
>>>>> then please also make the corresponding changes to texparser.C
>>>> only the characters 0,13,32,35-38,65-90,92,94,95,97-123,125-127
>>>> have a catcode other than 12. All others from the 256 possible
>>>> ones have 12.
>>> Right. But I could catcode them and, if this is not taken into account,
>>> a bug can arise, at least with tex2lyx. See my other post.
>> and where is the sense of having catcodes??
>> The user or any package author can redefine the catcodes
>> just as he like ... and LyX doesn't really knows ...
>> Making characters active is done in nearly all packages.
>
> Try to import in LyX the attached file.
oh come on, this snippet of code says nothing. Making
a character active is only one sort of playing with catcodes.
btw.: what does LyX say with (I cannot test, cvs doesn't compile)
\documentclass{article}
\catcode`\S=\active
\defS{\sin}
\begin{document}
\[
y=Sx
\]
\catcode`\S=11
\[
y=Sx
\]
\end{document}
Herbert
