ole2.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 81 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#include "winvi.h"
#ifdef __386__
bool OLE2Init( void ) { return( FALSE ); }
void OLE2Fini( void ) {};
#else
#define DO_DEFINE_OLEGUID
#include "ole2def.h"

bool    UseOLE2;

/*
 * OLE2Init - set up to do OLE 2.0
 */
bool OLE2Init( void )
{
    HRESULT     hresult;

    if( UseOLE2 ) {
        return( TRUE );
    }
    hresult = OleInitialize( NULL );
    if( hresult != NOERROR ) {
        return( FALSE );
    }
    if( !OLE2ClassFactoryInit() ) {
        OleUninitialize();
        return( FALSE );
    }

    UseOLE2 = TRUE;
    return( TRUE );

} /* OLE2Init */

/*
 * OLE2Fini - clean up dde related things
 */
void OLE2Fini( void )
{
    if( !UseOLE2 ) {
        return;
    }
    OLE2ClassFactoryFini();
    OleUninitialize();
    UseOLE2 = FALSE;

} /* OLE2Fini */
#endif