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glibc/sysdeps/mach/hurd/bits/time.h
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/* System-dependent timing definitions. Hurd version. | |
Copyright (C) 1996, 1997, 1999 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. */ | |
/* | |
* Never include this file directly; use <time.h> instead. | |
*/ | |
#ifndef __need_timeval | |
# ifndef _BITS_TIME_H | |
# define _BITS_TIME_H 1 | |
/* ISO/IEC 9899:1990 7.12.1: <time.h> | |
The macro `CLOCKS_PER_SEC' is the number per second of the value | |
returned by the `clock' function. */ | |
/* CAE XSH, Issue 4, Version 2: <time.h> | |
The value of CLOCKS_PER_SEC is required to be 1 million on all | |
XSI-conformant systems. */ | |
# define CLOCKS_PER_SEC 1000000 | |
# ifndef __STRICT_ANSI__ | |
/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK | |
presents the real value for clock ticks per second for the system. | |
This value is determined at runtime. */ | |
# define CLK_TCK __libc_clk_tck() | |
extern int __libc_clk_tck __P ((void)) __attribute__ ((const)); | |
# endif | |
# endif /* bits/time.h */ | |
#endif | |
#ifdef __need_timeval | |
# undef __need_timeval | |
# ifndef _STRUCT_TIMEVAL | |
# define _STRUCT_TIMEVAL 1 | |
# include <bits/types.h> | |
/* A time value that is accurate to the nearest | |
microsecond but also has a range of years. */ | |
struct timeval | |
{ | |
__time_t tv_sec; /* Seconds. */ | |
__suseconds_t tv_usec; /* Microseconds. */ | |
}; | |
# endif /* struct timeval */ | |
#endif /* need timeval */ |