Add armv8 prebuilds (#163)

Author: interpretor

.travis.yml

@@ -10,13 +10,19 @@ matrix:
     - os: linux
       dist: trusty
       node_js: "6"
-      env: ELECTRON="1.4.10"
+      env:
+        - DEPLOY="true"
+        - ARCH="armv7"
     - os: linux
       dist: trusty
       node_js: "6"
       env:
         - DEPLOY="true"
-        - ARCH="armv7"
+        - ARCH="armv8"
+    - os: linux
+      dist: trusty
+      node_js: "6"
+      env: ELECTRON="1.4.10"
     - os: osx
       node_js: "6"
       env: DEPLOY="true"

scripts/cross_compile.sh

@@ -3,27 +3,27 @@
 ARCH=$1
 GH_TOKEN=$2
 
-# Only support armv7 for now
 if [[ "${ARCH}" == "armv7" ]]; then
   TRIPLE="arm-linux-gnueabihf"
   GCC="4.8"
-  PACKAGES="gcc-${GCC}-${TRIPLE} g++-${GCC}-${TRIPLE}"
-  export CC="${TRIPLE}-gcc-${GCC}"
-  export CXX="${TRIPLE}-g++-${GCC}"
-  export STRIP="${TRIPLE}-strip"
+elif [[ "${ARCH}" == "armv8" ]]; then
+  TRIPLE="aarch64-linux-gnu"
+  GCC="4.8"
 else
   exit 1
 fi
 
-# Update dependencies
-sudo apt-get -qq update
-sudo apt-get install -y ${PACKAGES}
-
+PACKAGES="gcc-${GCC}-${TRIPLE} g++-${GCC}-${TRIPLE}"
+export CC="${TRIPLE}-gcc-${GCC}"
+export CXX="${TRIPLE}-g++-${GCC}"
+export STRIP="${TRIPLE}-strip"
 export ZMQ_BUILD_OPTIONS="--host=${TRIPLE}"
 
 echo "Building zeromq.js for ${ARCH}"
 
-if [[ -z $2 ]]; then
+if [[ -z $GH_TOKEN ]]; then
+  sudo apt-get -qq update
+  sudo apt-get install -y ${PACKAGES}
   npm install "--arch=${TRIPLE}"
 else
   ./node_modules/prebuild/bin.js "--arch=${ARCH}" --all --strip -u "${GH_TOKEN}"

scripts/prebuild-install.js

@@ -4,9 +4,12 @@ var pbi = 'prebuild-install';
 var platform = process.platform;
 var arch = process.arch;
 
-if (platform === 'linux' && arch === 'arm') {
-  arch += 'v' + process.config.variables.arm_version;
-  pbi += ' --arch=' + arch;
+if (
+  platform === 'linux' &&
+  (arch === 'arm' || arch === 'arm64')
+) {
+  var armv = (arch === 'arm64') ? '8' : process.config.variables.arm_version;
+  pbi += ' --arch=armv' + armv;
 }
 
 exec(pbi, function(err, stdout, stderr) {