Add branch names for git & hg repos to command prompt

branchnames.profile

# add to .bash_profile or somesuch

hg_branch() {
  hg branch 2> /dev/null | awk '{print "(hg:"$1")"}'
}
git_branch() {
  git branch 2> /dev/null | head -1 | awk '{print "(git:"$2$3")"}'
}
export PS1='\[\033[38m\]\u@\h\[\033[01;32m\] \w \[\033[31m\]$(hg_branch)$(git_branch)\[\033[37m\] $\[\033[00m\] '