summaryrefslogtreecommitdiff
path: root/posix/sys/times.h
blob: eea9e3502c0f2fcfba786bb7fa8f76e8f1fe76f5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library 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.  */

/*
 *	POSIX Standard: 4.5.2 Process Times	<sys/times.h>
 */

#ifndef	_SYS_TIMES_H

#define	_SYS_TIMES_H	1
#include <features.h>

#define	__need_clock_t
#include <time.h>


__BEGIN_DECLS

/* Structure describing CPU time used by a process and its children.  */
struct tms
  {
    clock_t tms_utime;		/* User CPU time.  */
    clock_t tms_stime;		/* System CPU time.  */

    clock_t tms_cutime;		/* User CPU time of dead children.  */
    clock_t tms_cstime;		/* System CPU time of dead children.  */
  };


/* Store the CPU time used by this process and all its
   dead children (and their dead children) in BUFFER.
   Return the elapsed real time, or (clock_t) -1 for errors.
   All times are in CLK_TCKths of a second.  */
extern clock_t __times __P ((struct tms *__buffer));
extern clock_t times __P ((struct tms *__buffer));

__END_DECLS

#endif /* sys/times.h	*/