[Gdal-dev] Problem with HDF4 samples

[Frank Warmerdam]

Daniele Romagnoli wrote:
> Ok. Now I have downloaded the library required to build GDAL with HDF4 
> support.
> 
> But now I have another question.
> 
> The HDF42r1 folder contains two subdirectories:
>     DLL which contains:
>           hd421m.dll
>           hd421m.lib
>           hm421m.dll
>           hm421m.lib
> 
> and LIB which contains:
>           hd421.lib
>           hm421.lib
> 
> How I need to configure the NMAKE.OPT?
> I'm talking about the second options of the HDF4 support section 
> (HDF4_LIB).
> 
> 
> 
> # Uncomment the following and update to enable NCSA HDF Release 4 support.
> HDF4_DIR =    c:\work\HDF42r1
> HDF4_LIB =    /LIBPATH:$(HDF4_DIR)\lib Ws2_32.lib
> 
> 
> 
> There is no Ws2_32.lib in the HDF42r1's lib directory.
> Which of the previously introduced *.lib I need to set in this option?

Daniele,

The WS2_32.LIB library is a visual studio provided library, not part of
HDF4 itself.  I can't remember exactly what it provides, possibly the
byte swapping functions.   So just listing the library, as done above,
should be fine.

Best regards,
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