allow macos11xcode12 to fail for now; but not macos10.15xcode11; add support for macos10.14_xcode10; make sure fontconfig does not update other stuff

.gitlab-ci.yml

@@ -147,6 +147,7 @@ Debian_Clang_tests:
 macOS11_Xcode12:
   extends: .MacOS
   image: macos-11-xcode-12
+  allow_failure: true
   cache:
     key: macOS11_Xcode12.v1
   variables:
@@ -155,12 +156,19 @@ macOS11_Xcode12:
 macOS10.15_Xcode11:
   extends: .MacOS
   image: macos-10.15-xcode-11
-  allow_failure: true
   cache:
     key: macOS10.15_Xcode11.v1
   variables:
     CCACHE_SIZE: 3G
 
+macOS10.14_Xcode10:
+  extends: .MacOS
+  image: macos-10.14-xcode-10
+  cache:
+    key: macOS10.14_Xcode10.v1
+  variables:
+    CCACHE_SIZE: 3G
+
 variables: &engine-targets
   targets: "openmw,openmw-essimporter,openmw-iniimporter,openmw-launcher,openmw-wizard"
   package: "Engine"

CI/before_install.osx.sh

@@ -19,4 +19,4 @@ curl -fSL -R -J https://downloads.openmw.org/osx/dependencies/openmw-deps-8f5ef6
 unzip -o ~/openmw-deps.zip -d /private/tmp/openmw-deps > /dev/null
 
 # additional libraries
-brew install fontconfig
+[ -z "${TRAVIS}" ] && HOMEBREW_NO_AUTO_UPDATE=1 brew install fontconfig