sysdeps/unix/bsd/bsd4.4/kfreebsd/fbtl/timer_getoverr.c

   1 /* Copyright (C) 2003, 2012 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #include <errno.h>
  21 #include <time.h>
  22 #include <sysdep.h>
  23 #include <kernel-features.h>
  24 #include "kernel-posix-timers.h"
  25
  26
  27 int
  28 timer_getoverrun (timer_t timerid)
  29 {
  30       struct timer *kt = __kfreebsd_timer_id2ptr (timerid);
  31       if (! kt)
  32         return -1;
  33
  34       /* Get the information from the kernel.  */
  35       return INLINE_SYSCALL (ktimer_getoverrun, 1, kt->ktimerid);
  36 }