Add ARM cross build and QEMU user space emulated tests to the CI

JerryScript-DCO-1.0-Signed-off-by: Akos Kiss akiss@inf.u-szeged.hu

.travis.yml

@@ -6,6 +6,7 @@ sudo: required
 
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then tools/apt-get-install-deps.sh; fi
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then tools/apt-get-install-qemu-arm.sh; fi
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then tools/brew-install-deps.sh; fi
 
 install:
@@ -15,6 +16,7 @@ script: "make -j VERBOSE=1 NINJA=1 $TARGET"
 env:
   - TARGET="check-signed-off check-vera check-cppcheck"
   - TARGET="build.linux test-js-precommit"
+  - TARGET="build.linux test-js-precommit" TOOLCHAIN=build/configs/toolchain_linux_armv7l-hf.cmake TIMEOUT=300
   - TARGET=test-unit
 
 matrix:

tools/apt-get-install-qemu-arm.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Copyright 2016 Samsung Electronics Co., Ltd.
+# Copyright 2016 University of Szeged
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+sudo apt-get update -q
+sudo apt-get install -q -y \
+    gcc-arm-linux-gnueabihf libc6-dev-armhf-cross \
+    qemu-user-static