From 60859e9d090f530022ffc3e1345975bfdd1b3978 Mon Sep 17 00:00:00 2001
From: John Hood <cgull@glup.org>
Date: Thu, 12 Apr 2018 00:02:11 -0400
Subject: [PATCH] Fix/workaround Homebrew failure on Travis MacOS XCode 9.1
 image.

The 'brew unlink python' can probably be removed for later images.
---
 macosx/brew-deps.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/macosx/brew-deps.sh b/macosx/brew-deps.sh
index fb236b7..5f9c7b5 100755
--- a/macosx/brew-deps.sh
+++ b/macosx/brew-deps.sh
@@ -31,8 +31,10 @@ install()
 #
 deps()
 {
+    brew unlink python
     brew update
     brew update
+    brew upgrade
     brew reinstall tmux
     brew reinstall protobuf
 }