migrate to emscripten

javascript/Makefile

@@ -0,0 +1,31 @@
+CC=emcc
+
+all: clean dir asm
+
+asm:
+	$(CC) sources/yoga/*.cpp sources/*.cc \
+		--bind \
+		-Isources \
+		-g0 \
+		-Os \
+		--memory-init-file 0 \
+		-s WASM=0 \
+		-s WASM_ASYNC_COMPILATION=0 \
+		-s USE_ES6_IMPORT_META=0 \
+		-s MODULARIZE=1 \
+		-s ASSERTIONS=0 \
+		-s ALLOW_MEMORY_GROWTH=1 \
+		-s DYNAMIC_EXECUTION=0 \
+		-s TEXTDECODER=0 \
+		-s ENVIRONMENT='web' \
+		-s ERROR_ON_UNDEFINED_SYMBOLS=0 \
+		-s FILESYSTEM=0 \
+		-s MALLOC="emmalloc" \
+		-s EXPORT_NAME="yoga" \
+		-o dist/asm.js
+
+clean:
+	rm -rf dist 
+
+dir:
+	mkdir -p dist