Function print_callback

example/callback.c:37–46

A function to be called from Wasm code.

// A function to be called from Wasm code.
own wasm_trap_t* print_callback(
  const wasm_val_vec_t* args, wasm_val_vec_t* results
) {
  printf("Calling back...\n> ");
  wasm_val_print(args->data[0]);
  printf("\n");

  wasm_val_copy(&results->data[0], &args->data[0]);
  return NULL;
}


// A function closure.