Be more careful about saving a non-nil value for START in message-stack. lisp/ChangeLog addition: 2015-03-12 Aidan Kehoe <kehoea@parhasard.net> * simple.el (append-message): Be more careful about saving a non-nil value for START in message-stack.

#!/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