Re: error C2065: '_beginthreadex

From: satya_vajja (satya_vajja_at_[hidden])
Date: 2002-10-13 10:36:58

Thank you very much for your help.. The problem has been fixed

--- In Boost-Users_at_y..., "satya_vajja" <satya_vajja_at_y...> wrote:
> Hello,
>  I tried setting the option to multithreaded dll and got the 
> following errors
> Could you please help me out.
> 
> .
> msvcprtd.lib(MSVCP60D.dll) : error LNK2005: "public: virtual 
> __thiscall std::runtime_error::~runtime_error(void)" (??
> 1runtime_error_at_std@@UAE_at_XZ) already defined in exceptions.obj
> msvcprtd.lib(MSVCP60D.dll) : error LNK2005: "public: __thiscall 
> std::runtime_error::runtime_error(class 
runtime_error::runtime_error 
> const &)" (??0runtime_error_at_std@@QAE_at_ABV01@@Z) already defined in 
> exceptions.obj
> MSVCRTD.lib(MSVCRTD.dll) : error LNK2005: __assert already defined 
in 
> LIBCMTD.lib(assert.obj)
> msvcprtd.lib(MSVCP60D.dll) : warning LNK4006: "public: virtual 
> __thiscall std::runtime_error::~runtime_error(void)" (??
> 1runtime_error_at_std@@UAE_at_XZ) already defined in exceptions.obj; 
second 
> definition ignored
> msvcprtd.lib(MSVCP60D.dll) : warning LNK4006: "public: __thiscall 
> std::runtime_error::runtime_error(class 
runtime_error::runtime_error 
> const &)" (??0runtime_error_at_std@@QAE_at_ABV01@@Z) already defined in 
> exceptions.obj; second definition ignored
> MSVCRTD.lib(MSVCRTD.dll) : warning LNK4006: __assert already 
defined 
> in LIBCMTD.lib(assert.obj); second definition ignored
>    Creating library Debug/thread1.lib and object Debug/thread1.exp
> LINK : warning LNK4098: defaultlib "MSVCRTD" conflicts with use of 
> other libs; use /NODEFAULTLIB:library
> LINK : warning LNK4049: locally defined symbol "_on_thread_exit" 
> imported
> Debug/thread1.dll : fatal error LNK1169: one or more multiply 
defined 
> symbols found
> Error executing link.exe.
> 
> thread1.dll - 4 error(s), 5 warning(s)
> Thanks
> Satya
> 
> --- In Boost-Users_at_y..., "alexander_jasper" <alexander.jasper_at_l...> 
> wrote:
> > --- In Boost-Users_at_y..., "satya_vajja" <satya_vajja_at_y...> wrote:
> > 
> > > d:\boost\boost_1_29_0\libs\thread\src\thread.cpp(107) : error 
> > > C2065: '_beginthreadex' : undeclared identifier
> > > 
> > > When i define _MT compile flag the compiling error goes off but 
> > i get 
> > > lot of linker errors.
> > 
> > For using _beginthread you have to use the multi-threaded runtime 
> > lib. In VC6 you can choose the runtime lib in Project 
> > Settings->Compiler Settings->Code Generation. Use multi threaded 
> DLL 
> > in all your sub projects. And do not mix multiple versions of the 
> > runtinme lib.
> > 
> > hope this helps
> > 
> > Alex