test/calls.cpp

#include <emscripten.h>

extern "C" {

int inner(int x) { return x * x + 2; }

int EMSCRIPTEN_KEEPALIVE simple(int x) { return inner(x); }

int EMSCRIPTEN_KEEPALIVE fibo(int x) {
  if (x == 0 || x == 1)
    return 1;
  return fibo(x - 1) + fibo(x - 2);
}

int EMSCRIPTEN_KEEPALIVE run_script() {
  emscripten_run_script("Module.print('hello from called script')");
  return emscripten_run_script_int("1+2+3+4-1");
}
}