PS1 git branch

gistfile1.txt

function gitbranch {
    BRANCH=$(git branch 2> /dev/null |grep \\\*.\*$|sed 's:^. \(.*\):\1:g')
    if [ "$BRANCH" ]; then
        echo -n "($BRANCH)"
    fi
}

if [ "$color_prompt" = yes ]; then
    PS1='\n${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\n\[\033[01;35m\]$(gitbranch)\[\033[00m\]\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi