Strip to hello-world repo

scripts/build.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+set -eu
+
+release='false'
+serve='false'
+
+print_usage() {
+  printf "Usage: -r RELEASE -d DEBUG -s SERVE\n"
+}
+
+while getopts 'rds' flag; do
+  case "${flag}" in
+    r) release='true' ;;
+    d) release='false' ;;
+    s) serve='true' ;;
+    *) print_usage
+       exit 1 ;;
+  esac
+done
+
+echo "Activating Emscripten"
+./../emsdk/emsdk activate latest
+source ../emsdk/emsdk_env.sh
+export EMCC_CFLAGS="-s USE_SDL=2"
+
+echo "Building WASM with Emscripten"
+build_type='debug'
+if [ "$release" = 'true' ]; then
+  cargo build --target=wasm32-unknown-emscripten --release
+  build_type='release'
+else
+  cargo build --target=wasm32-unknown-emscripten
+fi
+
+echo "Copying WASM files"
+mkdir -p dist
+output_folder="target/wasm32-unknown-emscripten/$build_type"
+cp assets/index.html dist
+cp $output_folder/pacman.wasm dist
+cp $output_folder/pacman.js dist
+
+if [ "$serve" = 'true' ]; then
+echo "Serving WASM with Emscripten"
+  python3 -m http.server -d ./dist/ 8080
+fi