Hi Xavi,
Another method, and this is what we use consistently
in Harbour, is to #define _WIN32_WINNT to 0x0500.
Though probably we should rather use GetProcAddress()
for GetLongPathName() to not break apps running on
older Windows versions.
Brgds,
Viktor
On 2010 Feb 13, at 14:15, Xavi wrote:
> Thanks Viktor,
>
> IMHO before we need to know how to set the minimum version of Windows.
> Usually this is done by defining in the final project _WIN32_WINNT.
> So the code would look something like this .-
>
> ...
>
> #if ( _WIN32_WINNT >= 0x0500 ) && ! defined( HB_OS_WIN_CE )
> # define HBDI_L_FGPN( p1, p2, p3 ) GetLongPathName( p1, p2, p3 )
> # define HBDI_S_FGPN( p1, p2, p3 ) GetShortPathName( p1, p2, p3 )
> #else
> # define HBDI_L_FGPN( p1, p2, p3 ) GetShortPathName( p1, p2, p3 )
> # define HBDI_S_FGPN( p1, p2, p3 ) GetShortPathName( p1, p2, p3 )
> #endif
>
> static DWORD hbi_GetShortLongPathName( HB_BOOL bLong )
> {
> void * hPath;
> DWORD length = 0;
> LPCTSTR lpszInPath = HB_PARSTR( 1, &hPath, NULL );
>
> if( lpszInPath )
> {
> if( HB_ISBYREF( 2 ) )
> {
> TCHAR buffer[ HB_PATH_MAX ];
> DWORD cchBuffer = ( DWORD ) HB_SIZEOFARRAY( buffer );
> LPTSTR lpszOutPath = buffer;
> HB_BOOL fSize = HB_ISNUM( 3 );
>
> if( fSize ) /* size fixed by user */
> {
> cchBuffer = ( DWORD ) hb_parnl( 3 );
> if( cchBuffer == 0 )
> lpszOutPath = NULL;
> else if( cchBuffer > ( DWORD ) HB_SIZEOFARRAY( buffer ) )
> lpszOutPath = ( LPTSTR ) hb_xgrab( cchBuffer * sizeof( TCHAR )
> );
> }
>
> length = bLong ? HBDI_L_FGPN( lpszInPath, lpszOutPath, cchBuffer ) :
> HBDI_S_FGPN( lpszInPath, lpszOutPath, cchBuffer ) ;
>
> if( !fSize && length > cchBuffer ) /* default buffer size was too
> small */
> {
> cchBuffer = length;
> lpszOutPath = ( LPTSTR ) hb_xgrab( cchBuffer * sizeof( TCHAR ) );
>
> length = bLong ? HBDI_L_FGPN( lpszInPath, lpszOutPath, cchBuffer )
> :
> HBDI_S_FGPN( lpszInPath, lpszOutPath, cchBuffer )
> ;
> }
> hbwapi_SetLastError( GetLastError() );
> HB_STORSTRLEN( lpszOutPath, length > cchBuffer ? 0 : length, 2 );
>
> if( lpszOutPath && lpszOutPath != buffer )
> hb_xfree( lpszOutPath );
> }
> else
> {
> length = bLong ? HBDI_L_FGPN( lpszInPath, NULL, 0 ) :
> HBDI_S_FGPN( lpszInPath, NULL, 0 ) ;
>
> hbwapi_SetLastError( GetLastError() );
> }
> }
> hb_strfree( hPath );
> return length;
> }
>
> HB_FUNC( WAPI_GETLONGPATHNAME )
> {
> #if ( _WIN32_WINNT >= 0x0500 ) && ! defined( HB_OS_WIN_CE )
> hb_retnl( hbi_GetShortLongPathName( HB_TRUE ) );
> #else
> hbwapi_SetLastError( ERROR_INVALID_FUNCTION );
> hb_retnl( 0 );
> #endif
> }
>
> HB_FUNC( WAPI_GETSHORTPATHNAME )
> {
> hbi_GetShortLongPathName( HB_FALSE );
> }
>
> ...
>
> I think we can not fix this definition inside Harbor should be passed by the
> user.
> What do you think about this?
>
> Best regards,
> Xavi
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