bash_profile functions for additional repo info

gistfile1.sh

parse_git_branch() {
	slashes=${PWD//[^\/]/}
	directory="$PWD"
	path=false
	
	if [ -d ".git" ]; then
		path="."
	else
		for (( n=${#slashes}; n>0; --n )) do
			test -e "$directory/.git" && path="$directory"
			directory="$directory/.."
		done
	fi

	[ $path != false ] && git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ \1/'
}

parse_hg_changeset() {
	slashes=${PWD//[^\/]/}
	directory="$PWD"
	path=false
	
	if [ -d ".hg" ]; then
		path="."
	else
		for (( n=${#slashes}; n>0; --n )) do
			test -e "$directory/.hg" && path="$directory"
			directory="$directory/.."
		done
	fi

	[ $path != false ] && cat "$path/.hg/cache/branchheads" | awk 'NR == 1' | sed -e 's/.*\ //g' -e 's/^/ r/' -e 's/$//'
}

# colors
export CLICOLOR=1
export LSCOLORS=GxFxCxDxBxegedabagaced
export PS1='\e[1;32m\]\u \e[1;36m\]\w\e[1;33m\]$(parse_git_branch)$(parse_hg_changeset)\[\e[0m\]\n# \[\e[0m\]'