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PC World Komputer 1998 May
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APPLAUNC.PAK
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EXITWIN.CPP
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C/C++ Source or Header
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1995-08-29
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54 lines
//----------------------------------------------------------------------------
// ObjectWindows - (C) Copyright 1991, 1993 by Borland International
//
// ExitWin will exit Windows. If "prompt" is given on the command-line then
// the user will be prompted to confirm the exit.
//
//----------------------------------------------------------------------------
#include <owl/owlpch.h>
#include <osl/inlines.h>
#include <string.h>
int PASCAL WinMain(HINSTANCE, HINSTANCE, LPSTR clpLine, int)
{
if (strstr(clpLine, "prompt") != 0)
if (::MessageBox(0, "Confirm!", "Exit Windows", MB_OKCANCEL) == IDCANCEL)
return 0;
#if defined(BI_PLAT_WIN16)
return ExitWindows(0,0);
#elif defined(BI_PLAT_WIN32)
// Check for Win32s and use the old Win16 API version if so
//
if ((::GetVersion()&0x80000000) && (::GetVersion()&0xFF) < 4)
return ExitWindows(0,0);
// Must be WinNT or Win 4.X. If NT, adjust privaleges first
//
if ((::GetVersion()&0xFF) < 4) {
HANDLE hToken;
LUID takeOwnershipValue;
TOKEN_PRIVILEGES tkp;
if (!OpenProcessToken(GetCurrentProcess(),
TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
return !::MessageBox(0, "Exit Error", "OpenProcessToken() failed", MB_OK);
if (!LookupPrivilegeValue(0, SE_SHUTDOWN_NAME, &takeOwnershipValue))
return !::MessageBox(0, "Exit Error", "LookupPrivilegeValue() failed", MB_OK);
tkp.PrivilegeCount = 1;
tkp.Privileges[0].Luid = takeOwnershipValue;
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges(hToken, FALSE, &tkp, sizeof(TOKEN_PRIVILEGES), 0, 0);
if (GetLastError())
return !::MessageBox(0, "Exit Error", "AdjustTokenPrivileges() failed", MB_OK);
}
// Now call the Win32 API to force windows to shutdown.
//
return ExitWindowsEx(EWX_FORCE | EWX_SHUTDOWN,0);
#endif
}