2012/5/15 K. Frank <[email protected]>
> Hi Joshua!
>
> On Tue, May 15, 2012 at 3:54 AM, Joshua Boyce
> <[email protected]> wrote:
> > On Tue, May 15, 2012 at 1:08 AM, K. Frank <[email protected]> wrote:
> >>
> >> By the way, a quick semi-related question: To use native windows
> >> Sleep I am including windows.h. It's not a big deal, but it does
> >> increase the compile time of simple test programs noticeably.
> >> (Not really a lot, though.) Would anyone know off-hand if I can
> >> just put in two or three lines of prototype declarations for Sleep
> >> instead of including all of windows.h?
> >>
> >> Thanks to all.
> >> ...
> > Yes, as long as you add a __declspec(dllimport) to the function
> declaration
> > and also link in the appropriate import library.
>
> I don't follow about linking to an (additional) appropriate import library.
> Presumably I am already linking correctly when I include windows.h
> and use Sleep in my code. Correct me if I'm wrong, but including
> windows.h shouldn't automatically be causing me to link any differently.
>
True. GCC links all standard windows libs automagically.
>
> > Oh, you will also need an 'extern "C"' to prevent name mangling afaik.
>
> Yes, that sounds right.
>
> > Boost for example manually declares and imports all the Windows APIs it
> uses
> > unless you define BOOST_USE_WINDOWS_H. If you want to check out what
> they're
> > doing as a confirmation what you're doing is correct I believe their
> > wrappers are in boost/detail/win.
>
> Thanks. I should be able to sort this out by rummaging through
> mingw-w64's windows.h and the boost headers. But any hints in
> advance what the sleep declaration might end up looking like in
> advance?
>
http://msdn.microsoft.com/en-us/library/ms686298%28v=vs.100%29.aspx
>
> I appreciate your help.
>
>
> K. Frank
>
>
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