error LNK2005: _DllMain@12 already defined in dllmain.obj mfcs90ud.lib

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I have a static lib file and it's corresponding header files...
now am trying to develop dll by writing a wrapper function for the functions in static lib
and now i am facing the above linker error

Project setting:

Use MFC in a Shared DLL
Multi-threaded Debug DLL (/MDd)
Ignore specific library : uafxcwd.lib

Posted 21-Sep-10 23:51pm

s lokesh

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E.F. Nijboer · Accepted Answer · 2010-09-22T00:04:00

Solution 1

Normally you wrap the header like this:

#ifndef filename_h
#define filename_h
        statement sequence
#endif

This will prevent multiple inclusions.

Good luck!

Posted 22-Sep-10 0:04am

E.F. Nijboer

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s lokesh 22-Sep-10 6:22am

Reason for my vote of 5
Automatic vote of 5 for accepting answer.