1                 : /*
       2                 :  * Copyright (c) 2013 The Native Client Authors. All rights reserved.
       3                 :  * Use of this source code is governed by a BSD-style license that can be
       4                 :  * found in the LICENSE file.
       5                 :  */
       6                 : 
       7                 : #include "native_client/tests/performance/perf_test_compat_osx.h"
       8                 : 
       9                 : #include <errno.h>
      10                 : 
      11                 : #include "native_client/src/include/nacl_assert.h"
      12                 : #include "native_client/src/include/nacl_compiler_annotations.h"
      13                 : #include "native_client/src/shared/platform/nacl_clock.h"
      14                 : 
      15         5630818 : int clock_gettime(int clk_id, struct timespec *tp) {
      16        16892454 :   ASSERT_EQ(clk_id, CLOCK_MONOTONIC);
      17                 : 
      18         5630821 :   static int clock_init_rv = NaClClockInit();
      19                 :   // clock_init_rv is only present for its side effect, static initialization.
      20        11261636 :   UNREFERENCED_PARAMETER(clock_init_rv);
      21                 : 
      22         5630818 :   nacl_abi_timespec nts;
      23         5630818 :   int rv = NaClClockGetTime(NACL_CLOCK_MONOTONIC, &nts);
      24         5630818 :   if (rv != 0) {
      25                 :     // This assumes that NaCl errno values and Mac OS X errno values are
      26                 :     // compatible.
      27               0 :     errno = -rv;
      28               0 :     return -1;
      29                 :   }
      30                 : 
      31         5630818 :   tp->tv_sec = nts.tv_sec;
      32         5630818 :   tp->tv_nsec = nts.tv_nsec;
      33                 : 
      34         5630818 :   return 0;
      35         5630818 : }