prompt.sh

# Configure colors, if available.
if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
	c_reset='\[\e[0m\]'
	c_user='\[\033[1;33m\]'
	c_path='\[\e[0;33m\]'
	c_git_clean='\[\e[0;36m\]'
	c_git_dirty='\[\e[0;35m\]'
else
	c_reset=
	c_user=
	c_path=
	c_git_clean=
	c_git_dirty=
fi

# Function to assemble the Git part of our prompt.
git_prompt ()
{
	if ! git rev-parse --git-dir > /dev/null 2>&1; then
		return 0
	fi

	git_branch=$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')

	if git diff --quiet 2>/dev/null >&2; then
		git_color="$c_git_clean"
	else
		git_color="$c_git_dirty"
	fi

	echo " [$git_color$git_branch${c_reset}]"
}

# Thy holy prompt.
PROMPT_COMMAND='PS1="${c_user}\u${c_reset}@${c_user}\h${c_reset}:${c_path}\w${c_reset}$(git_prompt)\$ "'