1da2e3ebdSchin /*********************************************************************** 2da2e3ebdSchin * * 3da2e3ebdSchin * This software is part of the ast package * 4*b30d1939SAndy Fiddaman * Copyright (c) 1985-2011 AT&T Intellectual Property * 5da2e3ebdSchin * and is licensed under the * 6*b30d1939SAndy Fiddaman * Eclipse Public License, Version 1.0 * 77c2fbfb3SApril Chin * by AT&T Intellectual Property * 8da2e3ebdSchin * * 9da2e3ebdSchin * A copy of the License is available at * 10*b30d1939SAndy Fiddaman * http://www.eclipse.org/org/documents/epl-v10.html * 11*b30d1939SAndy Fiddaman * (with md5 checksum b35adb5213ca9657e911e9befb180842) * 12da2e3ebdSchin * * 13da2e3ebdSchin * Information and Software Systems Research * 14da2e3ebdSchin * AT&T Research * 15da2e3ebdSchin * Florham Park NJ * 16da2e3ebdSchin * * 17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> * 18da2e3ebdSchin * David Korn <dgk@research.att.com> * 19da2e3ebdSchin * Phong Vo <kpv@research.att.com> * 20da2e3ebdSchin * * 21da2e3ebdSchin ***********************************************************************/ 22da2e3ebdSchin #pragma prototyped 23da2e3ebdSchin 24da2e3ebdSchin #include <tv.h> 25da2e3ebdSchin #include <tm.h> 26da2e3ebdSchin #include <errno.h> 27da2e3ebdSchin 28da2e3ebdSchin #include "FEATURE/tvlib" 29da2e3ebdSchin 30da2e3ebdSchin int tvsettime(const Tv_t * tv)31da2e3ebdSchintvsettime(const Tv_t* tv) 32da2e3ebdSchin { 33da2e3ebdSchin 34da2e3ebdSchin #if _lib_clock_settime && defined(CLOCK_REALTIME) 35da2e3ebdSchin 36da2e3ebdSchin struct timespec s; 37da2e3ebdSchin 38da2e3ebdSchin s.tv_sec = tv->tv_sec; 39da2e3ebdSchin s.tv_nsec = tv->tv_nsec; 40da2e3ebdSchin return clock_settime(CLOCK_REALTIME, &s); 41da2e3ebdSchin 42da2e3ebdSchin #else 43da2e3ebdSchin 44da2e3ebdSchin #if defined(tmsettimeofday) 45da2e3ebdSchin 46da2e3ebdSchin struct timeval v; 47da2e3ebdSchin 48da2e3ebdSchin v.tv_sec = tv->tv_sec; 49da2e3ebdSchin v.tv_usec = tv->tv_nsec / 1000; 50da2e3ebdSchin return tmsettimeofday(&v); 51da2e3ebdSchin 52da2e3ebdSchin #else 53da2e3ebdSchin 54da2e3ebdSchin #if _lib_stime 55da2e3ebdSchin 56da2e3ebdSchin static time_t s; 57da2e3ebdSchin 58da2e3ebdSchin s = tv->tv_sec + (tv->tv_nsec != 0); 59da2e3ebdSchin return stime(s); 60da2e3ebdSchin 61da2e3ebdSchin #else 62da2e3ebdSchin 63da2e3ebdSchin errno = EPERM; 64da2e3ebdSchin return -1; 65da2e3ebdSchin 66da2e3ebdSchin #endif 67da2e3ebdSchin 68da2e3ebdSchin #endif 69da2e3ebdSchin 70da2e3ebdSchin #endif 71da2e3ebdSchin 72da2e3ebdSchin } 73