travis-ci: fix osx builds

cached homebrew required update, so lzo was not installed.
enforce updating homebrew

Signed-off-by: Ilya Shipitsin <chipitsine@gmail.com>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <20190628194637.5038-2-chipitsine@gmail.com>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg18620.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>
(cherry picked from commit afeb9c4f30d23082eb2c6a5a3cd93844e48a5bc7)

diff --git a/.travis.yml b/.travis.yml
index d7aff06ec86f8ad6f17088c720eee7c279369029..bb0ed406bab0fb395a963452cead1bc4d50c195f 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -80,6 +80,7 @@ addons:
     update: true
     packages: [ liblzo2-dev, libpam0g-dev, liblz4-dev, linux-libc-dev, man2html, mingw-w64]
   homebrew:
+    update: true
     packages: [ lzo ]
 
 cache: