prompt geekiness

kbullock@x-134-84-64-185 15:06:11 
~ ❧ false

☹ kbullock@x-134-84-64-185 15:06:31 
~ ❧ true

kbullock@x-134-84-64-185 15:10:41 
~ ❧ 


# De ugly, ugly code what duz it:
# start with basics
PS1='\u@\h \t $(__hg_ps1)'$'\n''\w '$'\xe2\x9d\xa7 '
# prepend the frowny-face for non-zero exit status
PS1='`if [ \$? != 0 ];then echo "\[\e[31m\]'$'\xe2\x98\xb9''\[\e[0m\] ";fi`'$PS1
# add a newline at the beginning so the prompt doesn't eat output
PS1=$'\n'$PS1