Re: Fix infinite loop in tex file handling in etags

[Jan D.]

Francesco Potorti wrote:
> > > Could someone install this patch, too?
> > >       
> > Done.
> >     
>
> Please, do not install changes in etags.c, unless it is urgent and the
> reasons for the changes are clearly understood.  Generally speaking, it
> is better asking me first, as I have a regression test suite that I run
> before committing any changes.
>   

Ok.

> I am going to examine the changes you made.  In the meantime, would you
> please send me a test case showing that etags fails for each of your
> changes?

The first change (important that the file x.tex does not end in a newline):
% echo -n "%" > x.tex
% etags x.tex

etags hangs in an infinite loop.

The second change:
% echo '#line 123 L"x.c"' > x.c
% etags x.c

etags gets a segmentation violation.

   Jan D.