Merge pull request #12807 from unknownbrackets/travis-mac

Travis: Cache macOS python (and sdl2, etc.) build as a bottle

.travis.sh

@@ -2,6 +2,8 @@
 
 export USE_CCACHE=1
 export NDK_CCACHE=ccache
+export HOMEBREW_NO_INSTALL_CLEANUP=1
+export HOMEBREW_NO_AUTO_UPDATE=1
 NDK_VER=android-ndk-r18b
 
 download_extract() {
@@ -20,6 +22,27 @@ download_extract_zip() {
 
 travis_before_install() {
     git submodule update --init --recursive
+
+    if [ "$TRAVIS_OS_NAME" = osx ]; then
+        # Depends on Python, wastes time updating...
+        brew uninstall -f mercurial
+
+        for PKG in openssl@1.1 readline pkg-config gdbm sqlite xz python sdl2; do
+            if [ -f $HOME/Library/Caches/Homebrew/$PKG-*.bottle.*.tar.gz ]; then
+                brew upgrade $HOME/Library/Caches/Homebrew/$PKG-*.bottle.*.tar.gz || brew install -f $HOME/Library/Caches/Homebrew/$PKG-*.bottle.*.tar.gz || true
+            fi
+        done
+
+        for PKG in openssl@1.1 readline pkg-config gdbm sqlite xz python sdl2; do
+            if [ ! -f $HOME/Library/Caches/Homebrew/$PKG-*.bottle.*.tar.gz ]; then
+                echo "Rebuilding $PKG as bottle..."
+                brew uninstall -f --ignore-dependencies $PKG && brew install --build-bottle $PKG || true
+                brew bottle $PKG && brew postinstall $PKG || true
+                rm $HOME/Library/Caches/Homebrew/$PKG-*.bottle.*.tar.gz || true
+                mv ./$PKG-*.bottle.*.tar.gz $HOME/Library/Caches/Homebrew/ || true
+            fi
+        done
+    fi
 }
 
 travis_install() {

.travis.yml

@@ -27,8 +27,6 @@ addons:
     update: true
     packages:
       - ccache
-      - python
-      - sdl2
 
 cache:
   apt: true