colorful prompt with GIT branch info

bashrc_snippet

@@ -0,0 +1,45 @@
+# set variable identifying the chroot you work in (used in the prompt below)
+if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
+    debian_chroot=$(cat /etc/debian_chroot)
+fi
+
+# set a fancy prompt (non-color, unless we know we "want" color)
+case "$TERM" in
+    xterm-color) color_prompt=yes;;
+esac
+
+# uncomment for a colored prompt, if the terminal has the capability; turned
+# off by default to not distract the user: the focus in a terminal window
+# should be on the output of commands, not on the prompt
+force_color_prompt=yes
+
+if [ -n "$force_color_prompt" ]; then
+    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
+        # We have color support; assume it's compliant with Ecma-48
+        # (ISO/IEC-6429). (Lack of such support is extremely rare, and such
+        # a case would tend to support setf rather than setaf.)
+        color_prompt=yes
+    else
+        color_prompt=
+    fi
+fi
+
+# Load in the git branch prompt script.
+source ~/.git-prompt.sh
+
+if [ "$color_prompt" = yes ]; then
+    # colorful prompt with GIT branch info
+    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\W\[\033[00m\]\[\033[01;35m\]$(__git_ps1)\[\033[00m\]\$ '
+else
+    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\W$(__git_ps1)\$ '
+fi
+unset color_prompt force_color_prompt
+
+# If this is an xterm set the title to user@host:dir
+case "$TERM" in
+xterm*|rxvt*)
+    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
+    ;;
+*)
+    ;;
+esac