+# build matrix,
+# LINUX : Using trusty beta build environment, based on Ubuntu 14.04
+# MAC OS:
+matrix:
+ include:
+ - os: linux
+ dist: trusty
+ sudo: required
+ - os: osx
+ osx_image: xcode7.3
+ allow_failures:
+ - os: osx
+
+# MAC OS - dependencies?
+before_install:
+ - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update ; fi
+
+## Install mainline ARM toolchain. gcc-arm-none-eabi is available
+## in Ubuntu >= 14.04, but this external PPA is needed for 12.04.
+before_script:
+ - sudo apt-add-repository 'deb http://archive.ubuntu.com/ubuntu trusty main universe multiverse restricted'
+ - sudo apt-get update -qq
+ - sudo apt-get install -y gcc-arm-none-eabi
+ - git fetch --all
+
+#make command
+script: "make all"
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