Re: [Freetantrum-devel] errors compiling dll

[Mark V. <mv...@et...>]

Hi,

  Yes, that is the only thing you can do.  We should also put Tom's description on
building the rfftw/glib stuff into the readme.

  Tom, Thanks for the descriptions. ::>

Later,
MarkV.

Bob Copeland wrote:

> On Mon, Oct 02, 2000 at 01:57:52AM -0700, Tom Heady wrote:
> > sp_signature.obj : error LNK2001: unresolved external symbol _rfftw_create_plan
> > sp_signature.obj : error LNK2001: unresolved external symbol _rfftw_destroy_plan
> > sp_signature.obj : error LNK2001: unresolved external symbol _rfftw_one
> > Debug/songprint.dll : fatal error LNK1120: 3 unresolved externals
> > Error executing link.exe.
> >
> > what does that mean and what should i do?
>
> That's the VC linker telling you that rfftw_* functions aren't exported
> in the fftw libs on Win32 (they are on Unix).  As I'm not a windows guy,
> I'm not sure of the "right" fix, but this will get it to work:
>
> Edit rfftw/rfftw.h, find the prototypes for rfftw_one, rfftw_create_plan,
> and rfftw_destroy_plan.
>
> For each prototype (e.g. extern void foo()), rewrite them thus:
> extern _declspec(dllexport) void foo();
>
> Rebuild the fftw libs and that should take care of it.
>
> --
> Bob Copeland %%%%% bo...@ie...
> www.mindspring.com/~bobcopeland/
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