/* Copyright (C) 2003 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.   The GNU C Library is free software; you can redistribute it and/or   modify it under the terms of the GNU Lesser General Public License as   published by the Free Software Foundation; either version 2.1 of the   License, or (at your option) any later version.   The GNU C Library is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   Lesser General Public License for more details.   You should have received a copy of the GNU Lesser General Public   License along with the GNU C Library; see the file COPYING.LIB.  If not,   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,   Boston, MA 02111-1307, USA.  */#include <errno.h>#include <stdlib.h>#include <time.h>#include <sysdep.h>#include <kernel-features.h>#include "kernel-posix-timers.h"#ifdef __NR_timer_gettime# ifndef __ASSUME_POSIX_TIMERSstatic int compat_timer_gettime (timer_t timerid, struct itimerspec *value);#  define timer_gettime static compat_timer_gettime#  include <nptl/sysdeps/pthread/timer_gettime.c>#  undef timer_gettime# endif# ifdef timer_gettime_alias#  define timer_gettime timer_gettime_alias# endifinttimer_gettime (timerid, value)     timer_t timerid;     struct itimerspec *value;{# undef timer_gettime# ifndef __ASSUME_POSIX_TIMERS  if (__no_posix_timers >= 0)# endif    {      struct timer *kt = (struct timer *) timerid;      /* Delete the kernel timer object.  */      int res = INLINE_SYSCALL (timer_gettime, 2, kt->ktimerid, value);# ifndef __ASSUME_POSIX_TIMERS      if (res != -1 || errno != ENOSYS)	{	  /* We know the syscall support is available.  */	  __no_posix_timers = 1;# endif	  return res;# ifndef __ASSUME_POSIX_TIMERS	}# endif# ifndef __ASSUME_POSIX_TIMERS      __no_posix_timers = -1;# endif    }# ifndef __ASSUME_POSIX_TIMERS  return compat_timer_gettime (timerid, value);# endif}#else# ifdef timer_gettime_alias#  define timer_gettime timer_gettime_alias# endif/* The new system calls are not available.  Use the userlevel   implementation.  */# include <nptl/sysdeps/pthread/timer_gettime.c>#endif