To sum-up the filesize e.g. for emacs :
find . -name "*~" -printf "%s %p\n"|awk '{a=a+$1; print} END {print "Cumulated size:" a}'
To sum-up the filesize e.g. for emacs :
find . -name "*~" -printf "%s %p\n"|awk '{a=a+$1; print} END {print "Cumulated size:" a}'