From 63c3b9bda3fe7eb8750f084ff070f40b967f9532 Mon Sep 17 00:00:00 2001
From: Mitya Selivanov <automainint@guattari.tech>
Date: Fri, 1 Nov 2024 05:04:25 +0100
Subject: Build wasm without Emscripten

---
 Dockerfile | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'Dockerfile')

diff --git a/Dockerfile b/Dockerfile
index 4b0f30f..1967156 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
-FROM emscripten/emsdk as build
+FROM alpine as build
+RUN apk add clang lld
 COPY reduced_system_layer.c /usr/reduced_system_layer.c
-RUN emcc -D REDUCED_SYSTEM_LAYER_EXAMPLE -s ERROR_ON_UNDEFINED_SYMBOLS=0 -s EXPORTED_FUNCTIONS=_js_main,_js_init,_js_pixels,_js_frame -o /usr/index.wasm /usr/reduced_system_layer.c
+RUN clang -D REDUCED_SYSTEM_LAYER_EXAMPLE --target=wasm32 -nostdlib -Wl,--no-entry,--allow-undefined -o /usr/index.wasm /usr/reduced_system_layer.c
 
 FROM nginx:alpine
 EXPOSE 80
-- 
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