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From:	Emanuele ALIBERTI <ealiberti AT hotmail DOT com>
To:	rbresner AT olf DOT com, dj AT delorie DOT com
Cc:	cygwin AT sourceware DOT cygnus DOT com
Subject:	Re: How can I get a .dll to resolve at runtime ?
Date:	Thu, 08 Jul 1999 04:53:37 PDT
Mime-Version:	1.0

>I'll actually have function foo() statically linked in
>a.exe and b.exe ( from another library static library).
>And, a.exe and b.exe would be linking to the
>dll. This throws a bone in the works, doesn't it?
>
>If a.exe and b.exe were both running...
>and both load the .dll... which become part of
>the process's address space... Does this mean
>the .dll is 'loaded' twice? Such that

No, it doesn't. Only the internal module reference count is set to two.

>	a.exe->dll->foo()->a.exe
>and
>	b.exe->dll->foo()->b.exe
>If that makes sense? The .exe calls a function in
>the dll, which is calling a function back in the exe.
>So, if a.exe calls the dll, does the dll go back to a.exe
>for the foo()... and if b.exe calls the dll function,
>does the dll go back to b.exe for foo()...?

DLLs (for EXEs it is the same) are memory mapped in the importing process 
address space, not shared.


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