Bug#64177: tetex-bin: xdvi does not accept command-line options

[Christoph Martin <martin@uni-mainz.de>]

Denis Barbier writes:
 > Package: tetex-bin
 > Version: 1.0.6-6
 > Severity: normal
 > 
 > We use a modified version of the xdvi script to display compressed DVI
 > files. Unfortunately this script is broken in that command-line options
 > are unavailable.
 > 
 > Solution 1: as texdoc can display compressed files, we may restore
 >   original xdvi script.
 > 
 > Solution 2: replace the line
 >       filename=${1+"$@"}
 >   so that filename is set to the last argument and not the first one.
 >   If this solution is retained, please fix #62813 too.
 > 

I think we have to at least fix this one for potato.

I am not shure if we should go back to the original xdvi script (which
is not able to display .gz files) or try to fix our patch.

Christoph