Bug#444475: patch for kopete_latexconvert.sh ?

[Cédric Boutillier <cedric.boutillier@polytechnique.org>]

tags 444475 + patch
thanks

Hi !

Would the following patch be suitable ? I tried it on my system, and seems to 
solve the issue.

Thanks!

diff -Nru kdenetwork-3.5.8/kopete/plugins/latex/kopete_latexconvert.sh kdenetwork-3.5.8.new/kopete/plugins/latex/kopete_latexconvert.sh
--- kdenetwork-3.5.8/kopete/plugins/latex/kopete_latexconvert.sh	2005-09-10 10:20:16.000000000 +0200
+++ kdenetwork-3.5.8.new/kopete/plugins/latex/kopete_latexconvert.sh	2007-12-18 14:02:58.000000000 +0100
@@ -222,7 +222,7 @@
 	mv $tmpdir/out.$format.0 $outfile
 fi
 
-let OPTIND=$OPTIND+1
+OPTIND=$(($OPTIND+1))
 outfile=""
 done