From b3f4d82842b30fda951bc7b1cb2170a03dc5e73d Mon Sep 17 00:00:00 2001
From: Martin Gondermann <magicmonty@pagansoft.de>
Date: Sat, 9 Apr 2016 13:10:57 +0200
Subject: [PATCH] Export GIT_BRANCH as environment variable for 3rd party
 usage, fixes #244

---
 gitprompt.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gitprompt.sh b/gitprompt.sh
index d679acd..684217a 100755
--- a/gitprompt.sh
+++ b/gitprompt.sh
@@ -284,6 +284,7 @@ function git_prompt_config() {
     fi
     # __GIT_STATUS_CMD defined
   fi
+  unset GIT_BRANCH
 }
 
 function setLastCommandState() {
@@ -449,7 +450,7 @@ function updatePrompt() {
   local -a git_status_fields
   git_status_fields=($("$__GIT_STATUS_CMD" 2>/dev/null))
 
-  local GIT_BRANCH=$(replaceSymbols ${git_status_fields[0]})
+  export GIT_BRANCH=$(replaceSymbols ${git_status_fields[0]})
   local GIT_REMOTE="$(replaceSymbols ${git_status_fields[1]})"
   if [[ "." == "$GIT_REMOTE" ]]; then
     unset GIT_REMOTE