native_client_sdk/src/libraries/ppapi_simple/ps_main.c

/* Copyright 2015 The Chromium Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file. */

#include "ppapi_simple/ps_main.h"

#if defined(__native_client__)

#include <irt.h>
#include <irt_ppapi.h>

#include <stdio.h>

#include "nacl_io/nacl_io.h"
#include "ppapi_simple/ps_instance.h"

/**
 * main entry point for ppapi_simple applications.  This differs from the
 * regular ppapi main entry point in that it will fall back to running
 * the user's main code in the case that the PPAPI hooks are not found.
 * This allows ppapi_simple binary to run within chrome (with PPAPI present)
 * and also under sel_ldr (no PPAPI).
 */
int PpapiPluginMain();

int __nacl_main(int argc, char* argv[]) {
  struct nacl_irt_ppapihook hooks;
  if (nacl_interface_query(NACL_IRT_PPAPIHOOK_v0_1, &hooks, sizeof(hooks)) ==
      sizeof(hooks)) {
    return PpapiPluginMain();
  }
  // By default, or if not running in the browser we simply run the main
  // entry point directly, on the main thread.
  return PSUserMainGet()(argc, argv);
}

#elif defined(__APPLE__)

int __nacl_main(int argc, char* argv[]) { return 0; }

#endif