Import GNU's #'delete-trailing-whitespace, thank you GNU. lisp/ChangeLog addition: 2012-09-08 Aidan Kehoe <kehoea@parhasard.net> * simple.el: * simple.el (delete-trailing-lines): New. * simple.el (delete-trailing-whitespace): New. Import this function and an associated variable from GNU, thank you GNU.

#!/bin/sh
if
test -r $2
then
if
cmp $1 $2 > /dev/null
then
echo $2 is unchanged
rm -f $1
else
mv -f $1 $2
fi
else
mv -f $1 $2
fi