From 9cee42f10dbc5b33866ff137b926a74abd7c1a5b Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Fri, 1 Mar 2002 20:46:26 +0000 Subject: Major rework of the include files to eliminate redundancy and to better support each arch. This is a really big patch... -Erik --- libc/sysdeps/linux/common/bits/time.h | 69 +++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 libc/sysdeps/linux/common/bits/time.h (limited to 'libc/sysdeps/linux/common/bits/time.h') diff --git a/libc/sysdeps/linux/common/bits/time.h b/libc/sysdeps/linux/common/bits/time.h new file mode 100644 index 000000000..2a6873f00 --- /dev/null +++ b/libc/sysdeps/linux/common/bits/time.h @@ -0,0 +1,69 @@ +/* System-dependent timing definitions. Linux version. + Copyright (C) 1996, 1997, 1999, 2000, 2001 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; 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 instead. + */ + +#ifndef __need_timeval +# ifndef _BITS_TIME_H +# define _BITS_TIME_H 1 + +/* ISO/IEC 9899:1990 7.12.1: + The macro `CLOCKS_PER_SEC' is the number per second of the value + returned by the `clock' function. */ +/* CAE XSH, Issue 4, Version 2: + The value of CLOCKS_PER_SEC is required to be 1 million on all + XSI-conformant systems. */ +# define CLOCKS_PER_SEC 1000000l + +# if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K +/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK + presents the real value for clock ticks per second for the system. */ +# include +extern long int __sysconf (int); +# define CLK_TCK ((__clock_t) __sysconf (2)) /* 2 is _SC_CLK_TCK */ +# endif + +# ifdef __USE_POSIX199309 +/* Identifier for system-wide realtime clock. */ +# define CLOCK_REALTIME 0 + +/* Flag to indicate time is absolute. */ +# define TIMER_ABSTIME 1 +# endif + +# endif /* bits/time.h */ +#endif + +#ifdef __need_timeval +# undef __need_timeval +# ifndef _STRUCT_TIMEVAL +# define _STRUCT_TIMEVAL 1 +# include + +/* 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 */ -- cgit v1.2.3