C / C++ / MFC

PROCESS_INFORMATION piProcInfo; // Declared in the header
 
BOOL CSyncThread::CreateChildProcess(CString params) 
{ 
	STARTUPINFO siStartInfo;
	BOOL bFuncRetn = FALSE; 
 
	// Set up members of the PROCESS_INFORMATION structure. 
	ZeroMemory( &piProcInfo, sizeof(PROCESS_INFORMATION));
 
	// Set up members of the STARTUPINFO structure. 
	ZeroMemory( &siStartInfo, sizeof(STARTUPINFO));
 
	siStartInfo.cb		= sizeof(STARTUPINFO);
	siStartInfo.hStdError	= hChildStdoutWr;
	siStartInfo.hStdOutput	= hChildStdoutWr;
	siStartInfo.hStdInput	= hChildStdinRd;
	siStartInfo.dwFlags	= STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
	siStartInfo.wShowWindow = SW_SHOW; // Used for testing.
 
	// Create the child process. 
	bFuncRetn = CreateProcess(NULL, 
		(LPTSTR)(LPCSTR)params,	// command line 
		NULL, // process security attributes, im assuming that this needs to be set.
		NULL, // primary thread security attributes 
		TRUE, // handles are inherited 
		0, // creation flags 
		NULL, // use parent's environment 
		NULL, // use parent's current directory 
		&siStartInfo, // STARTUPINFO pointer 
		&piProcInfo); // receives PROCESS_INFORMATION 
 
	if (bFuncRetn == 0) 
		return FALSE;
	else 
	{
		// Close all handles except for the read out dup handle.
		// And the handles for piProcInfo (incase we need to stop the process)
		// We will close them after we read from the pipe, or are issued a terminate.
		CloseHandle(hChildStdinWrDup);
		CloseHandle(hChildStdoutWr);
		CloseHandle(hChildStdinRd);
		return TRUE;
	}
}