jedisct1

The following instructions require Lucet, although they can be easily adapted to other WebAssembly runtimes.

Save the following script as /opt/lucet/bin/lucet-ondemand:

#! /bin/sh

wasm_file="$1"
if [ -n "$wasm_file" ]; then
  if od -x "$wasm_file" | head -n1 | grep -Fq '0000000 6100 6d73 0001'; then