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-rw-r--r--sal/osl/os2/time.c272
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diff --git a/sal/osl/os2/time.c b/sal/osl/os2/time.c
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--- a/sal/osl/os2/time.c
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-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org 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 version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-
-#include "system.h"
-
-#include <osl/diagnose.h>
-#include <osl/time.h>
-
-/* FIXME: detection should be done in configure script */
-#if defined(MACOSX) || defined(FREEBSD) || defined(NETBSD) || defined(LINUX)
-#define STRUCT_TM_HAS_GMTOFF 1
-
-#elif defined(SOLARIS)
-#define HAS_ALTZONE 1
-#endif
-
-/*--------------------------------------------------
- * osl_getSystemTime
- *-------------------------------------------------*/
-
-sal_Bool SAL_CALL osl_getSystemTime(TimeValue* TimeValue)
-{
- struct timeval tp;
-
- /* FIXME: use higher resolution */
- gettimeofday(&tp, NULL);
-
- TimeValue->Seconds = tp.tv_sec;
- TimeValue->Nanosec = tp.tv_usec * 1000;
-
- return (sal_True);
-}
-
-
-/*--------------------------------------------------
- * osl_getDateTimeFromTimeValue
- *-------------------------------------------------*/
-
-sal_Bool SAL_CALL osl_getDateTimeFromTimeValue( TimeValue* pTimeVal, oslDateTime* pDateTime )
-{
- struct tm *pSystemTime;
- struct tm tmBuf;
- time_t atime;
-
- atime = (time_t)pTimeVal->Seconds;
-
- /* Convert time from type time_t to struct tm */
- pSystemTime = gmtime_r( &atime, &tmBuf );
-
-
- /* Convert struct tm to struct oslDateTime */
- if ( pSystemTime != NULL )
- {
- pDateTime->NanoSeconds = pTimeVal->Nanosec;
- pDateTime->Seconds = pSystemTime->tm_sec;
- pDateTime->Minutes = pSystemTime->tm_min;
- pDateTime->Hours = pSystemTime->tm_hour;
- pDateTime->Day = pSystemTime->tm_mday;
- pDateTime->DayOfWeek = pSystemTime->tm_wday;
- pDateTime->Month = pSystemTime->tm_mon + 1;
- pDateTime->Year = pSystemTime->tm_year + 1900;
-
- return sal_True;
- }
-
- return sal_False;
-}
-
-/*--------------------------------------------------
- * osl_getTimeValueFromDateTime
- *--------------------------------------------------*/
-
-sal_Bool SAL_CALL osl_getTimeValueFromDateTime( oslDateTime* pDateTime, TimeValue* pTimeVal )
-{
- struct tm aTime;
- time_t nSeconds;
-
- /* Convert struct oslDateTime to struct tm */
- aTime.tm_sec = pDateTime->Seconds;
- aTime.tm_min = pDateTime->Minutes;
- aTime.tm_hour = pDateTime->Hours;
- aTime.tm_mday = pDateTime->Day;
- aTime.tm_wday = pDateTime->DayOfWeek;
-
- if ( pDateTime->Month > 0 )
- aTime.tm_mon = pDateTime->Month - 1;
- else
- return sal_False;
-
- if ( pDateTime->Year >= 1900 )
- aTime.tm_year = pDateTime->Year - 1900;
- else
- return sal_False;
-
- aTime.tm_isdst = -1;
- aTime.tm_wday = 0;
- aTime.tm_yday = 0;
-
- /* Convert time to calendar value */
- nSeconds = mktime( &aTime );
-
- /*
- * mktime expects the struct tm to be in local timezone, so we have to adjust
- * the returned value to be timezone neutral.
- */
-
- if ( nSeconds != (time_t) -1 )
- {
- time_t bias;
-
- /* timezone corrections */
- tzset();
-
-#if defined(STRUCT_TM_HAS_GMTOFF)
- /* members of struct tm are corrected by mktime */
- bias = 0 - aTime.tm_gmtoff;
-
-#elif defined(HAS_ALTZONE)
- /* check if daylight saving time is in effect */
- bias = aTime.tm_isdst > 0 ? altzone : timezone;
-#else
- /* exspect daylight saving time to be one hour */
- bias = aTime.tm_isdst > 0 ? timezone - 3600 : timezone;
-#endif
-
- pTimeVal->Seconds = nSeconds;
- pTimeVal->Nanosec = pDateTime->NanoSeconds;
-
- if ( nSeconds > bias )
- pTimeVal->Seconds -= bias;
-
- return sal_True;
- }
-
- return sal_False;
-}
-
-
-/*--------------------------------------------------
- * osl_getLocalTimeFromSystemTime
- *--------------------------------------------------*/
-
-sal_Bool SAL_CALL osl_getLocalTimeFromSystemTime( TimeValue* pSystemTimeVal, TimeValue* pLocalTimeVal )
-{
- struct tm *pLocalTime;
- struct tm tmBuf;
- time_t bias;
- time_t atime;
-
- atime = (time_t) pSystemTimeVal->Seconds;
- pLocalTime = localtime_r( &atime, &tmBuf );
-
-#if defined(STRUCT_TM_HAS_GMTOFF)
- /* members of struct tm are corrected by mktime */
- bias = 0 - pLocalTime->tm_gmtoff;
-
-#elif defined(HAS_ALTZONE)
- /* check if daylight saving time is in effect */
- bias = pLocalTime->tm_isdst > 0 ? altzone : timezone;
-#else
- /* exspect daylight saving time to be one hour */
- bias = pLocalTime->tm_isdst > 0 ? timezone - 3600 : timezone;
-#endif
-
- if ( (sal_Int64) pSystemTimeVal->Seconds > bias )
- {
- pLocalTimeVal->Seconds = pSystemTimeVal->Seconds - bias;
- pLocalTimeVal->Nanosec = pSystemTimeVal->Nanosec;
-
- return sal_True;
- }
-
- return sal_False;
-}
-
-/*--------------------------------------------------
- * osl_getSystemTimeFromLocalTime
- *--------------------------------------------------*/
-
-sal_Bool SAL_CALL osl_getSystemTimeFromLocalTime( TimeValue* pLocalTimeVal, TimeValue* pSystemTimeVal )
-{
- struct tm *pLocalTime;
- struct tm tmBuf;
- time_t bias;
- time_t atime;
-
- atime = (time_t) pLocalTimeVal->Seconds;
-
- /* Convert atime, which is a local time, to it's GMT equivalent. Then, get
- * the timezone offset for the local time for the GMT equivalent time. Note
- * that we cannot directly use local time to determine the timezone offset
- * because GMT is the only reliable time that we can determine timezone
- * offset from.
- */
-
- atime = mktime( gmtime_r( &atime, &tmBuf ) );
- pLocalTime = localtime_r( &atime, &tmBuf );
-
-#if defined(STRUCT_TM_HAS_GMTOFF)
- /* members of struct tm are corrected by mktime */
- bias = 0 - pLocalTime->tm_gmtoff;
-
-#elif defined(HAS_ALTZONE)
- /* check if daylight saving time is in effect */
- bias = pLocalTime->tm_isdst > 0 ? altzone : timezone;
-#else
- /* exspect daylight saving time to be one hour */
- bias = pLocalTime->tm_isdst > 0 ? timezone - 3600 : timezone;
-#endif
-
- if ( (sal_Int64) pLocalTimeVal->Seconds + bias > 0 )
- {
- pSystemTimeVal->Seconds = pLocalTimeVal->Seconds + bias;
- pSystemTimeVal->Nanosec = pLocalTimeVal->Nanosec;
-
- return sal_True;
- }
-
- return sal_False;
-}
-
-
-
-static struct timeval startTime;
-static sal_Bool bGlobalTimer = sal_False;
-
-sal_uInt32 SAL_CALL osl_getGlobalTimer()
-{
- struct timeval currentTime;
- sal_uInt32 nSeconds;
-
- // FIXME: not thread safe !!
- if ( bGlobalTimer == sal_False )
- {
- gettimeofday( &startTime, NULL );
- bGlobalTimer=sal_True;
- }
-
- gettimeofday( &currentTime, NULL );
-
- nSeconds = (sal_uInt32)( currentTime.tv_sec - startTime.tv_sec );
-
- return ( nSeconds * 1000 ) + (long) (( currentTime.tv_usec - startTime.tv_usec) / 1000 );
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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