rm = move to trash

a_rm_move_to_trash.bash

if [ $# -eq 0 ]; then
        echo "usage: trashit <files...>" >&2
        exit 2;
fi

for file in "$@"; do
        # get just file name 
        destfile="`basename \"$file\"`"
        suffix='';
        i=0;

        # If that file already exists, change the name
        while [ -e "$HOME/.Trash/${destfile}${suffix}" ]; do
                suffix=" - copy $i";
                i=`expr $i + 1`
        done

        mv -vi "$file" "$HOME/.Trash/${destfile}${suffix}"
done

my.bash_profile.bash

alias rm='~/move_to_trash.bash'