[boost] Re: Bug in boost 1.32: date_time/microsec_time_clock.hpp

From: Bart (bartmann.nsd_at_[hidden])
Date: 2005-05-12 11:50:42

... snipped ... 
> returns a time with 1s off its correct value. 
>  
> The reason for this bug is the line with 
> ::std::time(&t); 
>  
> that overwrites the second value just a few µs after the call to gettimofday. 
> This new second value is used together with the fs value from gettimeofday. 
>  
> Example: 
> tv from gettimofday: 12345s/999998 µs 
> t from std::time: 12346s 
> resulting time: 12346s/999998 µs !!!! 
>  
> Question: Why this call to std::time? I commented it out and it worked. 
>  
> Regards 
> Martin 
> 

Hello Martin,

This bug has been fixed in cvs. 

We now use a single call to gettimeofday. That result is broken down into
a struct tm using either std::localtime or std::gmtime. We also set the
fractional seconds in the time_type with that same timeval result.

Bart