testing: add travis

.travis.yml

@@ -0,0 +1,60 @@
+language: minimal # setting language to C will override cross-compiler and fail
+
+compiler:
+  - gcc
+  - clang
+
+sudo: required
+dist: trusty
+
+env:
+  global:
+    - ZEPHYR_GCC_VARIANT=zephyr
+    - ZEPHYR_SDK_INSTALL_DIR=/opt/zephyr-sdk
+    - ZEPHYR_BASE=$TRAVIS_BUILD_DIR/deps/zephyr
+    - ZEPHYR_SDK_VERSION=0.9.2
+    - ZEPHYR_SDK_DOWNLOAD_FOLDER=https://github.com/zephyrproject-rtos/meta-zephyr-sdk/releases/download/$ZEPHYR_SDK_VERSION
+    - ZEPHYR_SDK_SETUP_BINARY=zephyr-sdk-$ZEPHYR_SDK_VERSION-setup.run
+    - ZEPHYR_SDK_DOWNLOAD_URL=$ZEPHYR_SDK_DOWNLOAD_FOLDER/$ZEPHYR_SDK_SETUP_BINARY
+matrix:
+  fast_finish: true
+  include:
+    - os: linux
+      env: TARGET="zephyr"
+    - os: osx
+      osx_image: xcode9.1
+      env: TARGET="linux"
+  allow_failures:
+    - os: osx
+
+cache:
+  directories:
+    - $ZEPHYR_SDK_INSTALL_DIR
+    - /usr/local/bin
+
+before_install:
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
+      sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test &&
+      sudo apt-get update -qq &&
+      sudo apt-get install libc6-dev-i386 make gperf gcc g++ python3-ply python3-yaml python3-pip device-tree-compiler ncurses-dev uglifyjs -qq &&
+      sudo pip3 install pyelftools;
+    fi
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
+      brew update &&
+      brew install python3 &&
+      sudo pip3 install pyelftools;
+    fi
+
+install: >
+  if [[ "$TARGET" != "linux" && "$(cat $ZEPHYR_SDK_INSTALL_DIR/sdk_version)" != "$ZEPHYR_SDK_VERSION" ]]; then
+    wget $ZEPHYR_SDK_DOWNLOAD_URL &&
+    chmod +x $ZEPHYR_SDK_SETUP_BINARY &&
+    rm -rf $ZEPHYR_SDK_INSTALL_DIR &&
+    ./$ZEPHYR_SDK_SETUP_BINARY --quiet -- -y -d $ZEPHYR_SDK_INSTALL_DIR > /dev/null;
+  fi
+
+before_script: >
+  source zephyr-env.sh
+
+script: >
+  ./scripts/sanitycheck -p qemu_x86