From a8c7e6f1ab53cc17df00ce643c571928223ae92b Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Tue, 21 Feb 2012 15:52:20 -0500
Subject: [PATCH] bash_aliases: fix prompt_ps1_git_branch() to work in a
 detached HEAD state

---
 bash_aliases | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bash_aliases b/bash_aliases
index 3e22bb3..7790672 100755
--- a/bash_aliases
+++ b/bash_aliases
@@ -41,7 +41,7 @@ function prompt_ps1_git_branch()
     if [[ "$branch_out" == "" ]]; then
         return
     fi
-    current_branch=$(echo "$branch_out" | awk '{print $1}')
+    current_branch=$(echo "$branch_out" | sed -re 's/(.no.branch.|[^ ]*).*/\1/')
     ahead_behind=$(echo "$branch_out" | grep -E '(ahead|behind)' | sed -re 's/^.*(ahead|behind)(.[0-9]+).*$/\1\2/')
     if [[ "$ahead_behind" != "" ]]; then
         ahead_behind=": ${ahead_behind}"