PS1 bash prompt with git info

bash_alias

case $( uname -s ) in
    Darwin)
        export CLICOLOR=1
        export LSCOLORS=GxFxCxDxBxegedabagaced
    ;;
    Linux)
        alias ls="ls --color"
    ;;
esac

alias grep="egrep --color"
alias egrep="egrep --color"
alias fgrep="fgrep --color"

alias ll="ls -lph"
alias lla="ll -A"
alias less="less -R"
alias cdiff="colordiff | less"

alias rm="rm -i"
alias cp="cp -i"
alias mv="mv -i"

bash_prompt

#
# PS prompts
# file: /etc/bash_prompt

function __ps_git() {
    if ! declare -f -F __git_ps1 >/dev/null; then
        return
    fi

    local state="$(__git_ps1 ' (git %s)')"

    if [[ ! -z $state ]]; then
        local hash=$(git rev-parse --verify --short HEAD 2>/dev/null)
        state=$(echo "$state" | sed "s/)/ $hash)/" | sed "s/\s*)/)/")
    fi

    echo "$state"
}

function __ps_svn() {
    local path name rev

    if svn info >/dev/null 2>&1; then
        path="$(svn info | grep '^URL:' | egrep -o '(tags|branches)/[^/]+|trunk' | sed -e 's|^tags/\(.\+\)$|(\1)|')"
        rev="$(svn info | awk '/Revision:/ {print $2}')"

        if [ -z "$path" ]; then
            path="$(svn info | grep '^Repository Root:')"
        fi

        name="$(echo $path | egrep -o '[^/]+$')"
    fi

    if [ ! -z "$name" ]; then
        echo -n " (svn $name $rev)"
    fi
}

function __ps_aws() {
    [ $AWS_CONFIG_FILE ] && echo " (aws ${AWS_DEFAULT_PROFILE:-default})"
}

function __ps1_prompt() {
    local x="\[\e[0m\]"
    local b="\[\e[0;30m\]"
    local r="\[\e[0;31m\]"
    local g="\[\e[0;32m\]"
    local gr="\[\e[1;30m\]"
    local y="\[\e[0;33m\]"
    local bl="\[\e[1;34m\]"
    local p="\[\e[0;35m\]"
    local c="\[\e[0;36m\]"
    local w="\[\e[0;37m\]"

    if [ $(id -u) = 0 ]; then
        echo "${r}\u ${w}@ ${y}\h ${bl}\w${y}\$(__ps_git)\$(__ps_svn)${gr}\$(__ps_aws)${x}\n${c}[\t]${x} ${r}\$${x} "
    else
        echo "${g}\u ${w}@ ${y}\h ${bl}\w${y}\$(__ps_git)\$(__ps_svn)${gr}\$(__ps_aws)${x}\n${c}[\t]${x} ${g}\$${x} "
    fi
}

BashPrompt.md

Dynamic bash prompt and alias list

$ curl -sSL https://gist.github.com/jaymecd/6887829/raw/bash_prompt | sudo tee /etc/bash_prompt

$ curl -sSL https://gist.github.com/jaymecd/6887829/raw/bash_alias | sudo tee /etc/bash_alias

$ curl -sSL https://gist.github.com/jaymecd/6887829/raw/bashrc | tee -a ~/.bashrc

bashrc

[ -f /etc/bash_completion ] && source /etc/bash_completion
[ -f /etc/bash_prompt ] && source /etc/bash_prompt
[ -f /etc/bash_alias ] && source /etc/bash_alias

export GIT_PS1_SHOWDIRTYSTATE=true
export GIT_PS1_SHOWUNTRACKEDFILES=true

if declare -f -F __ps1_prompt >/dev/null; then
    export PS1="$(__ps1_prompt)"
fi