lib/nanosleep.h

   1 /*  Copyright (C) 2000 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 2, or (at your option)
   6    any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program; if not, write to the Free Software Foundation,
  15    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  16
  17 #if ! defined NANOSLEEP_H
  18 # define NANOSLEEP_H
  19
  20 /* You must include config.h before including this file.  */
  21
  22 # include <sys/types.h>
  23 # if TIME_WITH_SYS_TIME
  24 #  include <sys/time.h>
  25 #  include <time.h>
  26 # else
  27 #  if HAVE_SYS_TIME_H
  28 #   include <sys/time.h>
  29 #  else
  30 #   include <time.h>
  31 #  endif
  32 # endif
  33
  34 # if ! HAVE_STRUCT_TIMESPEC
  35 /* Some systems don't define this struct, e.g., AIX 4.1, Ultrix 4.3.  */
  36 struct timespec
  37 {
  38   time_t tv_sec;
  39   long tv_nsec;
  40 };
  41 # endif
  42
  43 # if ! HAVE_DECL_NANOSLEEP
  44 /* Don't specify a prototype here.  Some systems (e.g., OSF) declare
  45    nanosleep with a conflicting one (const-less first parameter).  */
  46 int nanosleep ();
  47 # endif
  48
  49 #endif