Re: recompile a DLL with _stdcall for VB

From:
pink0.pallino@libero.it
Newsgroups:
microsoft.public.vc.language
Date:
Mon, 19 Nov 2007 02:58:18 -0800 (PST)
Message-ID:
<af5c4a6f-d9d6-402f-8ba4-e3f14cd8d8d0@c29g2000hsa.googlegroups.com>

`CALLBACK' is defined as `__stdcall' in WinDef.h header.

Alex- Hide quoted text -

- Show quoted text -


thnk you for the replay.
well, this is the error I get when I try to compile the dll:
error C2059: syntax error : '__stdcall'

the functions are so written:

BOOL STDDLLEXPORT myfunctionSTD(int nvalue, void (CALLBACK*
amIReadyCallback)(int, LPVOID), LPVOID lpvParameter)
{ //function wrapper for VB
    BOOL value;
    value= myfunctionCDECL( nvalue,(CALLBACK* amIReadyCallback)(int,
LPVOID), lpvParameter); <---here I get the error
    return value;
}

BOOL DLLEXPORT myfunctionCDECL(int nvalue, void (CALLBACK*
amIReadyCallback)(int, LPVOID), LPVOID lpvParameters)
{
// a lot of things here
}

and the callback function:
void CALLBACK TimerProc(HWND hWnd, UINT nMsg, UINT nIDEvent, DWORD
dwTime)
{
  //a lot of things here which refer to amIReadyCallback
}

so my questions are:
do I need to write a wrapper for the myFunctionCDECL ?
if yes, how do I call the callback function inside the wrapper?

thanks.

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