Re: Yet another _ATL_FREE_THREADED question

"Igor Tandetnik" <>
Wed, 14 Jun 2006 16:13:20 -0400
Dilip <> wrote:

Igor Tandetnik wrote:

Dilip <> wrote:

I have a NT service that hosts a bunch of COM objects. I am in an
unenviable position of making it into a free threaded server.

Is there anything else I am missing?

Make sure you are calling CoIinitializeEx(COINIT_MULTITHREADED), and
not CoInitialize or CoIinitializeEx(COINIT_APARTMENTTHREADED)

You mean the __clients__ of the COM objects hosted inside the service?

No, the service itself.

Also, since I am dealing with ATL wizard generated code, I assume when
_ATL_FREE_THREADED is defined the class objects are created by
automatically making the main thread enter a MTA?

At least in VC6, wizard-generated code generated an unconditional
CoInitialize() call, along with a comment saying that you need to
manually change it if you want to build free-threaded.
With best wishes,
    Igor Tandetnik

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