1/*********************************************************************** 2* * 3* This software is part of the ast package * 4* Copyright (c) 1985-2010 AT&T Intellectual Property * 5* and is licensed under the * 6* Common Public License, Version 1.0 * 7* by AT&T Intellectual Property * 8* * 9* A copy of the License is available at * 10* http://www.opensource.org/licenses/cpl1.0.txt * 11* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12* * 13* Information and Software Systems Research * 14* AT&T Research * 15* Florham Park NJ * 16* * 17* Glenn Fowler <gsf@research.att.com> * 18* David Korn <dgk@research.att.com> * 19* Phong Vo <kpv@research.att.com> * 20* * 21***********************************************************************/ 22#pragma prototyped 23 24#include <tv.h> 25#include <tm.h> 26 27#include "FEATURE/tvlib" 28 29int 30tvgettime(Tv_t* tv) 31{ 32 33#if _lib_clock_gettime && defined(CLOCK_REALTIME) 34 35 struct timespec s; 36 37 clock_gettime(CLOCK_REALTIME, &s); 38 tv->tv_sec = s.tv_sec; 39 tv->tv_nsec = s.tv_nsec; 40 41#else 42 43#if defined(tmgettimeofday) 44 45 struct timeval v; 46 47 tmgettimeofday(&v); 48 tv->tv_sec = v.tv_sec; 49 tv->tv_nsec = v.tv_usec * 1000; 50 51#else 52 53 static time_t s; 54 static uint32_t n; 55 56 if ((tv->tv_sec = time(NiL)) != s) 57 { 58 s = tv->tv_sec; 59 n = 0; 60 } 61 else 62 n += 1000; 63 tv->tv_nsec = n; 64 65#endif 66 67#endif 68 69 return 0; 70} 71