Better fix of build-tags, merged from local 5.0-bugteam .

rm -f TAGS

filter='\.cc$\|\.c$\|\.h$\|\.yy$'

files=`bzr ls --kind=file | grep $filter `

for f in $files ;

list="find . -type f"

bzr root >/dev/null 2>/dev/null && list="bzr ls --kind=file --versioned"

$list |grep $filter |while read f; 

do

	 etags -o TAGS --append $f

done