[vorbis-dev] Problems trying to run the examples in windows v orbis sdk
Chris Wolf
cwolf at starclass.com
Thu Sep 6 15:38:45 PDT 2001
Great, then the problem can be solved. I'll keep you posted..
*********** REPLY SEPARATOR ***********
On 9/6/2001 at 6:35 PM Chris Parsons wrote:
>If DLL 'B' has an explicit call to DLL 'A', DLL 'A' will always be loaded
>first even if the application initially calls DLL 'B'.
>
>DLL's always get loaded in a 'Bottom up' fashion, where if 'A' calls 'B'
>calls 'C' they will get loaded in the order 'C' B' 'A'.
>
>Chris
>
>-----Original Message-----
>From: Chris Wolf [mailto:cwolf at starclass.com]
>Sent: Thursday, September 06, 2001 5:45 PM
>
>Ok, I added file mapped shared memory and copied the backend mapping
>function pointers from vorbis.dll into it.
>I was able to successfully see vorbisenc.dll invoke a function from a
>pointer in shared memory,
>pointing into vorbis.dll.
>
>The question is this. If DLL 'A' initializes the shared memory upon which
>DLL 'B' is dependent,
>what insurance is there that A gets loaded before B? (and thus A's DllMain
>getting called before B's DllMain)
>It just so happens, that in my case, vobis.dll gets loaded before
>vorbisenc.dll. I'd like to avoid explicit loading.
>(I guess I could have B load then unload A, if I really had to...)
>
>Oh, and BTW, we don't need inter-process access here -- the same process
>loads the two DLL's.
>
> -Chris
>
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