by-hand linkage against librubinius.a/so

main.cpp

// #include <rubinius/environment.hpp>
#include <vm/environment.hpp>

#include <iostream>

using namespace rubinius;

int main(int argc, char** argv) {
  Environment env(argc, argv);
  env.setup_cpp_terminate();

  try {
    const char* runtime = getenv("RBX_RUNTIME");
    if(!runtime) runtime = RBX_RUNTIME;
    env.run_from_filesystem(runtime);

  } catch(std::runtime_error& e) {
    std::cout << "Runtime exception: " << e.what() << std::endl;
  } catch(...) {
    std::cout << "Unknown exception detected." << std::endl;
  }

  env.halt(env.state);
  return env.exit_code(env.state);
}

test_link.sh

#!/usr/bin/env bash

# Where's rubinius?
BUILD_DIR=/repo/root

# static linkage
g++ -Wl,-all_load -L${BUILD_DIR}/rubinius/lib -I${BUILD_DIR}/rubinius/include -I${BUILD_DIR}/rubinius/include/rubinius -I. -I./vm vm/librubinius.a main.cpp -o main_static

# dynamic linkage
g++ -L${BUILD_DIR}/rubinius/lib -I${BUILD_DIR}/rubinius/include -I${BUILD_DIR}/rubinius/include/rubinius -I. -I./vm -lrubinius main.cpp -o main_dynamic