When we create a DLL using Visual studio (VC8 or 9), we get an option as
create Regular DLL
using MFC as shared DLL
or
using MFC as static library
How are they different? Which one is advisable to use?
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If you use MFC DLL as dynamic linking, your code will need the Microsoft Foundation Library DLL’s (specifically the version your code requires) installed along with your application or dll in the user end. So this means your installation package would contain
This makes the installation package size go bigger and also make take time for user to download your installation setup.
If you link to MFC as static library, you code will work even without MFC DLLs present at the user end . The reason being pretty simple that all the MFC libraries you refererred in your code, will be linked into your application or dll. This means those MFC libraries used in your app/dll becomes the part of the your binary; however, your app/dll will be little bigger.