Re: Problem with MFC application that uses win32.dll file

From:
"Frank Hickman [MVP]" <fhickman3_NOSP@M_noblesoft.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Tue, 20 Jun 2006 00:25:24 -0400
Message-ID:
<uFkl1DClGHA.896@TK2MSFTNGP04.phx.gbl>
"Aleks" <Aleks@discussions.microsoft.com> wrote in message
news:B36E8773-643C-4854-83C2-0CEFB7E896D5@microsoft.com...

I included winsock header and I compiled it without any problems. New
problems appear when I create object from win32.dll library in MFC
application. win32.dll is built by using Multithreaded debug DLL run-time
library. I got console output:

MSVCRT.lib(MSVCRT.dll) : error LNK2005: _malloc already defined in
libcmt.lib(malloc.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _free already defined in
libcmt.lib(free.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _sprintf already defined in
libcmt.lib(sprintf.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _strstr already defined in
libcmt.lib(strstr.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _printf already defined in
libcmt.lib(printf.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: __stricmp already defined in
libcmt.lib(stricmp.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _strchr already defined in
libcmt.lib(strchr.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _memmove already defined in
libcmt.lib(memmove.obj)
MSVCRT.lib(MSVCRT.dll) : error LNK2005: _strncmp already defined in
libcmt.lib(strncmp.obj)...

and so on. If I change run-time library in MFC application to
Multithreaded
debug DLL I got errors:

libcmt.lib(crt0dat.obj) : error LNK2005: _exit already defined in
msvcrt.lib(MSVCRT.dll)
libcmt.lib(crt0dat.obj) : error LNK2005: __exit already defined in
msvcrt.lib(MSVCRT.dll)
libcmt.lib(crt0init.obj) : error LNK2005: ___xc_z already defined in
msvcrt.lib(cinitexe.obj)
libcmt.lib(crt0init.obj) : error LNK2005: ___xc_a already defined in
msvcrt.lib(cinitexe.obj)
libcmt.lib(crt0init.obj) : error LNK2005: ___xi_z already defined in
msvcrt.lib(cinitexe.obj)
libcmt.lib(crt0init.obj) : error LNK2005: ___xi_a already defined in
msvcrt.lib(cinitexe.obj)
libcmt.lib(winxfltr.obj) : error LNK2005: __XcptFilter already defined in
msvcrt.lib(MSVCRT.dll)
libcmt.lib(strcat.obj) : error LNK2005: _strcpy already defined in
msvcrt.lib(MSVCRT.dll)

How I can solve these problems?


Don't link MFC statically.

--
============
Frank Hickman
Microsoft MVP
NobleSoft, Inc.
============
Replace the _nosp@m_ with @ to reply.

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