PS1_git_branch

bashrc

function get_git_branch()
{
        branch__=

        git branch &> /dev/null

        if [ $? -eq 0 ]; then
                branch__=`git branch --no-color | sed -ne 's/^\* \(.*\)$/\1/1p' | tr a-z A-Z`
        else
                branch__="NORMAL"
        fi
        echo -n $branch__
}

export PS1='[\w]\n\[\033[1;36m\]\u\[\033[1;33m\]->(`get_git_branch`)\[\033[0m\]'