src/OpenCL/SwiftCL/dllmain.cpp

// dllmain.cpp : Defines the entry point for the DLL application.
#include "windows.h"
#include "opencl.h"
#include "debug.h"
#include <WinUser.h>

#if defined(_WIN32)
#define IDD_DIALOG1                     101

static INT_PTR CALLBACK DebuggerWaitDialogProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	RECT rect;

	switch(uMsg)
	{
	case WM_INITDIALOG:
		GetWindowRect(GetDesktopWindow(), &rect);
		SetWindowPos(hwnd, HWND_TOP, rect.right / 2, rect.bottom / 2, 0, 0, SWP_NOSIZE);
		SetTimer(hwnd, 1, 100, NULL);
		return TRUE;
	case WM_COMMAND:
		if(LOWORD(wParam) == IDCANCEL)
		{
			EndDialog(hwnd, 0);
		}
		break;
	case WM_TIMER:
		if(IsDebuggerPresent())
		{
			EndDialog(hwnd, 0);
		}
	}

	return FALSE;
}

static void WaitForDebugger(HINSTANCE instance)
{
	if(!IsDebuggerPresent())
	{
		HRSRC dialog = FindResource(instance, MAKEINTRESOURCE(IDD_DIALOG1), RT_DIALOG);
		DLGTEMPLATE *dialogTemplate = (DLGTEMPLATE*)LoadResource(instance, dialog);
		DialogBoxIndirect(instance, dialogTemplate, NULL, DebuggerWaitDialogProc);
	}
}

BOOL APIENTRY DllMain(HINSTANCE instance, DWORD ul_reason_for_call, LPVOID lpReserved)
{
	UNIMPLEMENTED();
	switch (ul_reason_for_call)
	{
	case DLL_PROCESS_ATTACH:
		WaitForDebugger(instance);
	case DLL_THREAD_ATTACH:
	case DLL_THREAD_DETACH:
	case DLL_PROCESS_DETACH:
		break;
	}
	return TRUE;
}
#endif