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Fix cached runtime embedding across feature builds #551

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Fix cached runtime embedding across feature builds #551

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5 changes: 4 additions & 1 deletion src/hyperlight_wasm/build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -190,9 +190,12 @@ fn build_wasm_runtime() -> PathBuf {
}

fn main() -> Result<()> {
let wasm_runtime_resource = build_wasm_runtime();
let built_runtime = build_wasm_runtime();

let out_dir = env::var_os("OUT_DIR").unwrap();
let wasm_runtime_resource = Path::new(&out_dir).join("hyperlight-wasm-runtime");
// Copy to OUT_DIR to preserve this runtime when other feature builds overwrite the shared binary.
fs::copy(&built_runtime, &wasm_runtime_resource)?;
let dest_path = Path::new(&out_dir).join("wasm_runtime_resource.rs");
let contents = format!(
"pub (super) static WASM_RUNTIME: [u8; include_bytes!({name:?}).len()] = *include_bytes!({name:?});",
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