From 68b9f24bffdefaf08d53329d8ebad1460e05f206 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Thu, 5 Nov 2020 10:40:53 +0000
Subject: Cache homebrew on Travis MacOS builds

---
 .travis.yml | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index e8d4e41..6fd1194 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,8 +17,8 @@ addons:
   homebrew:
     packages:
       - tcl-tk
-    casks:
-      - xquartz
+#   casks:
+#     - xquartz
 jobs:
   include:
 # Testing on Linux GCC
@@ -173,7 +173,15 @@ install:
 script:
   - make binaries libraries tktest
   - make install
+before_cache:
+  - |-
+      case $TRAVIS_OS_NAME in
+        osx)
+          brew cleanup
+          ;;
+      esac
 cache:
   directories:
+  - $HOME/Library/Caches/Homebrew
   - $HOME/AppData/Local/Temp/chocolatey
   - $HOME/AppData/Local/Apps/Tcl86
-- 
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