50_prompt.sh

# TODO make this more generic

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "$debian_chroot" ] && [ -r /etc/debian_chroot ]; then
	debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
	xterm-color) color_prompt=yes;;
esac

# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
force_color_prompt=yes

if [ -n "$force_color_prompt" ]; then
	if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
		# We have color support; assume it's compliant with Ecma-48
		# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
		# a case would tend to support setf rather than setaf.)
		color_prompt=yes
	else
		color_prompt=
	fi
fi

_git_prompt='$(__git_ps1)'
git_prompt_locations=(
	/usr/local/Cellar/git/*/etc/bash_completion.d/git-prompt.sh
	/etc/bash_completion.d/git
	/Applications/Xcode.app/Contents/Developer/usr/share/git-core/git-prompt.sh
	/Library/Developer/CommandLineTools/usr/share/git-core/git-prompt.sh
)
for f in "${git_prompt_locations[@]}"
do
	[[ -f $f ]] && {
		source "$f"
		break
	}
done
unset f
type __git_ps1 >&/dev/null || _git_prompt=''

# default
machine_name='\h'
# override
[[ -f ~/.machine-name ]] && machine_name=$(< ~/.machine-name)

if [ "$color_prompt" = yes ]; then
	if [ "$UID" -eq 0 ]; then
		PS1='${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u@'$machine_name'\[\033[00m\]:\[\033[01;34m\]\W\[\033[00m\]'$_git_prompt'$ '
#		PS1='${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\W\[\033[00m\]$(__git_ps1)\$ '
	else
		PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@'$machine_name'\[\033[00m\]:\[\033[01;34m\]\W\[\033[00m\]'$_git_prompt'$ '
	fi
else
#	PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w$(__git_ps1)\$ '
	PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w'$_git_prompt'$ '
fi
unset color_prompt force_color_prompt

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
	PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
	;;
*)
	;;
esac