Broken-down time (struct tm)
dmitry at codeweavers.com
Sun Dec 20 00:23:37 CST 2009
"Erich Hoover" <ehoover at mines.edu> wrote:
> I will soon have access to a network license for a piece of software that
> uses the Sentinel Protection Driver (ie. I do not need USB support), so I am
> looking into implementing ExSystemTimeToLocalTime (Bug 19395) so that the
> driver will work properly. In the process of researching a good way to
> support this feature I found that the "broken-down time structure" (struct
> tm) has a member for the local timezone offset from GMT (tm_gmtoff).
> According to the man pages this feature requires that _BSD_SOURCE be defined
> before including time.h; however, I found this member being used in
> dlls/msvcrt/time.c without this #define. So, the question I have is whether
> it is OK to use tm_gmtoff in Wine (whether there is a portability concern)
> and the proper way to include time.h to use this feature.
What's wrong with using SystemTimeToTzSpecificLocalTime() instead of
inventing the wheel??
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