Error Lnk2019 Unresolved External Symbol Extern C Int
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Error Lnk2019 Unresolved External Symbol __declspec(dllimport)
the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags error lnk2019 unresolved external symbol winmain@16 referenced in function ___tmaincrtstartup Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only error lnk2019 unresolved external symbol visual studio 2010 takes a minute: Sign up error : LNK2019: unresolved external symbol “extern ”C" up vote 0 down vote favorite What's wrong with this unresolved externals? I'm trying to implement this into InitInstance of my MFC application. But I'm getting this line error from the debugger. LNK2019: unresolved external symbol "extern "C" int __stdcall EnumProcesses(unsigned long *,unsigned long,unsigned long *)" (?EnumProcesses@@$$J212YGHPAKK0@Z)
Error Lnk2019 Unresolved External Symbol Public __thiscall Referenced In Function _main
referenced in function "public: virtual int __thiscall COkApp::InitInstance(void)" (?InitInstance@COpenEyeProcessApp@@$$FUAEHXZ) Here is the OkApp files : OkApp.h //... #include
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Error 2 Error Lnk2019 Unresolved External Symbol
with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, http://stackoverflow.com/questions/22014262/error-lnk2019-unresolved-external-symbol-extern-c just like you, helping each other. Join them; it only takes a minute: Sign up error LNK2019: unresolved external symbol “extern ”C" what is this error? up vote 0 down vote favorite i was trying to wrap cimg library inside c++/clr and when i try to build it i get a bunch of Link errors. http://stackoverflow.com/questions/13948208/error-lnk2019-unresolved-external-symbol-extern-c-what-is-this-error Error 20 error LNK2028: unresolved token (0A0002AC) "extern "C" int __stdcall DestroyWindow(struct HWND__ *)" (?DestroyWindow@@$$J14YGHPAUHWND__@@@Z) referenced in function "public: void __thiscall cimg_library::CImgDisplay::_desinit_fullscreen(void)" (?_desinit_fullscreen@CImgDisplay@cimg_library@@$$FQAEXXZ) c:\Users\serakpc\documents\visual studio 2012\Projects\CimgWrapper\CimgWrapperCLI\Stdafx.obj CimgWrapperCLI source code in Stdafx.h #pragma once #include "cimgheader\CImg.h" c++ visual-c++ clr cimg language-interoperability share|improve this question edited Dec 19 '12 at 9:36 SomeWittyUsername 13.2k21754 asked Dec 19 '12 at 8:25 Serak Shiferaw 4262617 add a comment| 1 Answer 1 active oldest votes up vote 3 down vote Just including the header isn't enough. If you have a static compiled library, you need to include it in your solution so the linker will be able to find the binary code and produce an executable. If you have source code of the library, you need to include it in the solution and compile it with your own code. share|improve this answer answered Dec 19 '12 at 8:28 SomeWittyUsername 13.2k21754 ya that was a good idea but the problem is it doesnt have an external source code the implemen
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the ways of COM and, when trying to recode a code example found in Automating Office by Lori Turner from just a demo of Word interaction into a c++ class (which i will be using in my program) i come across these linker errors: 1>Linking... 1>bridge.obj : error LNK2028: unresolved token (0A00000E) "extern "C" void __stdcall CoUninitialize(void)" (?CoUninitialize@@$$J10YGXXZ) referenced in function "public: __thiscall bridge::~bridge(void)" (??1bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2028: unresolved token (0A000010) "extern "C" void __stdcall SysFreeString(wchar_t *)" (?SysFreeString@@$$J14YGXPA_W@Z) referenced in function "public: void __thiscall bridge::FindReplace(wchar_t *,wchar_t *)" (?FindReplace@bridge@@$$FQAEXPA_W0@Z) 1>bridge.obj : error LNK2028: unresolved token (0A000011) "extern "C" wchar_t * __stdcall SysAllocString(wchar_t const *)" (?SysAllocString@@$$J14YGPA_WPB_W@Z) referenced in function "public: __thiscall bridge::bridge(void)" (??0bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2028: unresolved token (0A000018) "extern "C" long __stdcall CoCreateInstance(struct _GUID const &,struct IUnknown *,unsigned long,struct _GUID const &,void * *)" (?CoCreateInstance@@$$J220YGJABU_GUID@@PAUIUnknown@@K0PAPAX@Z) referenced in function "public: __thiscall bridge::bridge(void)" (??0bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2028: unresolved token (0A000019) "extern "C" long __stdcall CLSIDFromProgID(wchar_t const *,struct _GUID *)" (?CLSIDFromProgID@@$$J18YGJPB_WPAU_GUID@@@Z) referenced in function "public: __thiscall bridge::bridge(void)" (??0bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2028: unresolved token (0A00001A) "extern "C" long __stdcall CoInitialize(void *)" (?CoInitialize@@$$J14YGJPAX@Z) referenced in function "public: __thiscall bridge::bridge(void)" (??0bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2019: unresolved external symbol "extern "C" wchar_t * __stdcall SysAllocString(wchar_t const *)" (?SysAllocString@@$$J14YGPA_WPB_W@Z) referenced in function "public: __thiscall bridge::bridge(void)" (??0bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2019: unresolved external symbol "extern "C" long __stdcall CoCreateInstance(struct _GUID const &,struct IUnknown *,unsigned long,struct _GUID const &,void * *)" (?CoCreateInstance@@$$J220YGJABU_GUID@@PAUIUnknown@@K0PAPAX@Z) referenced in function "public: __thiscall bridge::bridge(void)" (??0bridge@@$$FQAE@XZ) 1>bridge.obj : error LNK2019: unresolved external symbol "extern "C" long __stdcall CLSIDFromProgID(wchar_t const *,struct _GUID *)" (?CLSIDFromProgID@@$$J18YGJP