Line data    Source code

       1             : /* timespec -- System time interface
       2             : 
       3             :    Copyright (C) 2000, 2002, 2004, 2005, 2007 Free Software Foundation, Inc.
       4             : 
       5             :    This program 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             :    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.  */
      17             : 
      18             : #if ! defined TIMESPEC_H
      19             : # define TIMESPEC_H
      20             : 
      21             : # include <time.h>
      22             : 
      23             : /* Return negative, zero, positive if A < B, A == B, A > B, respectively.
      24             :    Assume the nanosecond components are in range, or close to it.  */
      25             : static inline int
      26      969638 : timespec_cmp (struct timespec a, struct timespec b)
      27             : {
      28      969638 :   return (a.tv_sec < b.tv_sec ? -1
      29     1231195 :           : a.tv_sec > b.tv_sec ? 1
      30      261557 :           : a.tv_nsec - b.tv_nsec);
      31             : }
      32             : 
      33             : void gettime (struct timespec *);
      34             : int settime (struct timespec const *);
      35             : 
      36             : #endif