[NTG-pdftex] Re: [pdftex] pdfeTeX: bad interaction of \pdfstartlink...\pdfendlink with \beginR...\endR

The Thanh Han hanthethanh at myrealbox.com
Fri Jan 28 11:18:35 CET 2005


Hi,

I have no idea how to solve it. Perhaps someone with better
understanding of etex internals can help?

Thanh

On Tue, Dec 28, 2004 at 11:51:40PM +0100, Hartmut Henkel wrote:
> On Sun, 26 Dec 2004, Vladimir Volovich wrote:
> 
> > There seems to be a bug in interaction of right-to-left features of
> > eTeX with pdflink features of pdftex.
> 
> yes, tried to localize it: When the horizontal list is reversed
> (left/right swapped) by function reverse(), so are the \pdfstartlink and
> \pdfendlink whatsits. Then \pdfendlink happens before \pdfstartlink,
> causing the error. Tried to swap links from/to both nodes after
> reversal, so that the start/end sequence is right, but then the 2nd
> error appears:
> 
> > This can't happen (copying). error:
> 
> This seems to be due to a missing style_node: case in @ @<Case statement
> to copy...@>= which might be result from some math node that is
> artificially added during reversing the list or not? Copying also the
> style_node makes it run. But no idea whether that's the right way to do
> it. And there might be more cases like \pdfstartlink and \pdfendlink
> that might need a fix.
> 
> Regards, Hartmut
> 
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