Build hello_world.c
using
emcc hello_world.c -Os -s WASM=1 -s SIDE_MODULE=1 -o hello_world.wasm
(make sure to use latest Emscripten incoming). That creates a
WebAssembly dynamic libraryhello_world.wasm
. You can then run
hello_world.html
in your browser, which loads and uses it.
More details: https://github.com/kripken/emscripten/wiki/WebAssembly-Standalone
I tried it and it failed on my machine (on arch so using latest prod Firefox).
I had to change the import object to:
Note that the
abort
function can be anything, but it's just conveninent to just alert for me.