Add native module build script

scripts/build-native-modules.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+# 
+# Builds and installs iohook for Push-to-Talk functionality
+#
+# Dependencies
+#
+# Common:
+# - npm, yarn
+# 
+# Linux:
+# - apt install build-essentials cmake
+#
+# MacOS:
+# - Xcode developer tools
+# - brew
+# - brew install cmake automake libtool pkg-config
+
+set -ex
+
+electron_version="4.2.6"
+abi="69"
+
+echo "Detecting OS..."
+case "$OSTYPE" in
+  darwin*)
+    echo "Found MacOS"
+    ostype="darwin"
+  msys*)
+    echo "Windows is unsupported at this time"
+    ;;
+  *)
+    echo "Found Linux."
+    ostype="linux"
+    ;;
+esac
+
+echo "Detecting architecture..."
+if [ ${MACHINE_TYPE} == "x86_64" ]; then
+  echo "Found 64 bit..."
+  osarch="64"
+else
+  echo "Found 32 bit..."
+  osarch="32"
+fi
+
+# Get dependencies
+echo "Getting dependencies..."
+
+# Riot currently does not install the correct electron version, so collect it
+# manually
+yarn add electron@v$electron_version
+
+# Build iohook
+echo "Building iohook..."
+cd electron_app
+
+# iohook attempts to download a pre-built package for node ABI v72, which does
+# not exist
+yarn || echo "Ignoring broken pre-build packages"
+cd node_modules
+rm -rf iohook
+git clone https://github.com/matrix-org/iohook
+cd iohook
+npm i || echo "Ignoring broken pre-build packages"
+rm -rf builds/*
+npm run build
+node build.js —-runtime electron -—version $electron_version —-abi $abi -—no-upload
+
+# Install
+echo "Installing built package"
+folder="electron-v$abi-$ostype-x$osarch"
+mkdir -p builds/$folder/build/Release
+cp build/Release/iohook.node builds/$folder/build/Release/
+
+echo "Done!"