add handy separator between commands

.bash_ps1

############################################
 # Modified from emilis bash prompt script
 # from https://github.com/emilis/emilis-config/blob/master/.bash_ps1
 #
 # Modified for Mac OS X by
 # @corndogcomputer
 ########################################### 
# Fill with minuses
 # (this is recalculated every time the prompt is shown in function prompt_command):
 fill="--- "

 
reset_style='\[\033[00m\]'
 status_style=$reset_style'\[\033[0;90m\]' # gray color; use 0;37m for lighter color
 prompt_style=$reset_style
 command_style=$reset_style'\[\033[1;29m\]' # bold black
 # Prompt variable:

 
PS1="$status_style"'$fill \t\n'"$prompt_style"'${debian_chroot:+($debian_chroot)}\u@\h:\w\$'"$command_style "

 
# Reset color for command output
 # (this one is invoked every time before a command is executed):
 trap 'echo -ne "\033[00m"' DEBUG

 
function prompt_command {

 
# create a $fill of all screen width minus the time string and a space:
 let fillsize=${COLUMNS}-9
 fill=""
 while [ "$fillsize" -gt "0" ]
 do
 fill="-${fill}" # fill with underscores to work on
 let fillsize=${fillsize}-1
 done

 
# If this is an xterm set the title to user@host:dir
 case "$TERM" in
 xterm*|rxvt*)
 bname=`basename "${PWD/$HOME/~}"`
 echo -ne "\033]0;${bname}: ${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007"
 ;;
 *)
 ;;
 esac

 
}
PROMPT_COMMAND=prompt_command