Re: [boost] Possible problem with xtime?

From: Matthias Troyer (troyer_at_[hidden])
Date: 2002-04-14 02:13:40

On Sunday, April 14, 2002, at 01:54  AM, Jeff Garland wrote:

>> It seems to me that the present implementation of xtime on many 
>> platforms
>> relies upon the system's current time - this could change at any 
>> point!  The
>> system time may be set backwards by the user or forwards by daylight 
>> saving'
>> s time, both which may result in code using xtime to receive incorrect 
>> time
>> durations.
>>
>> Consider the following...
>>
>>        boost::xtime xt;
>>        boost::xtime_get(&xt, boost::TIME_UTC);
>
> The TIME_UTC is not subject to DST.  Although it still depends on the 
> timezone settings of the
> computer staying constant between calls.  This is usually a reasonable 
> assumption.

For most purposes yes, although I regularly change the timezone on 
airplanes.
But I rarely run codes that use boost at that time.

Matthias