grub-core/osdep/unix/sleep.c

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2002,2003,2005,2006,2007,2008,2009,2010,2011,2012,2013  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB 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
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include <time.h>
  20 #include <grub/time.h>
  21
  22 void
  23 grub_millisleep (grub_uint32_t ms)
  24 {
  25   struct timespec ts;
  26
  27   ts.tv_sec = ms / 1000;
  28   ts.tv_nsec = (ms % 1000) * 1000000;
  29   nanosleep (&ts, NULL);
  30 }