travis: add linux-ppc64le and osx

Run statick checks on linux-ppc64le and osx.

Fixes: #691.

Signed-off-by: Salvador Fuentes <salvador.fuentes@intel.com>

.ci/static-checks.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2017-2018 Intel Corporation
 #

.travis.yml

@@ -4,7 +4,16 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-dist: trusty
+os:
+  - linux
+  - osx
+  - linux-ppc64le
+
+matrix:
+  include:
+    - os: linux
+      sudo: required
+      dist: trusty
 
 language: go
 
@@ -15,5 +24,11 @@ go:
 env:
   - target_branch=$TRAVIS_BRANCH
 
+before_install:
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install bash; fi
+
 before_script:
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then export PATH=/usr/local/bin:$PATH; fi
+
+script:
   - ".ci/static-checks.sh github.com/kata-containers/tests"