[flac-dev] Trying to link against libFLAC_static.lib (windows)

[JonY]

On 3/26/2012 06:52, Glenn McCord wrote:
>>
>> Did you compile the dll earlier? If so, you can try cleaning the project
>> and rebuilding.
> 
> I've compiled the .dll earlier, but they've now all been deleted. They
> would have been built when I built the entire solution (and thus all
> the projects). I've subsequently deleted them and just built the
> libFLAC_static.lib
> 
> I've previously installed the "FLAC for windows with installer" from
> the flac website, but I've since deleted that too. There are no flac
> libraries anywhere on my machine now except for that single
> libFLAC_static.lib that has been built.
> 

I'm not very familiar with MSVC, but I was suggesting cleaning out all
the temporary files too, not just the dll/lib end targets.

>>
>> If not, you'd need to look into the headers, check where those problem
>> functions are defined. Finally, you'll need to trace back any macros
>> that might be potentially using __declspec(dllimport).
> 
> Just to be sure, I went to export.h and exlicitly defined FLAC_API and
> commented out the lines
> 
> #ifdef FLAC_API_EXPORTS
> #define	FLAC_API	_declspec(dllexport)
> #else
> #define FLAC_API	_declspec(dllimport)
> 
> I've so cleaned and rebuilt all my project files but still get the errors:
> 
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol
> __imp__FLAC__stream_decoder_process_until_end_of_metadata referenced
> in function "protected: int __thiscall
> CFlacDecoder::CreateDecoder(void)"
> (?CreateDecoder at CFlacDecoder@@IAEHXZ)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_init_file referenced in
> function "protected: int __thiscall CFlacDecoder::CreateDecoder(void)"
> (?CreateDecoder at CFlacDecoder@@IAEHXZ)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_init_ogg_file referenced
> in function "protected: int __thiscall
> CFlacDecoder::CreateDecoder(void)"
> (?CreateDecoder at CFlacDecoder@@IAEHXZ)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_new referenced in function
> "protected: int __thiscall CFlacDecoder::CreateDecoder(void)"
> (?CreateDecoder at CFlacDecoder@@IAEHXZ)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2001: unresolved
> external symbol __imp__FLAC__StreamDecoderStateString
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_get_state referenced in
> function "int __cdecl die_s_(char const *,struct FLAC__StreamDecoder
> const *)" (?die_s_@@YAHPBDPBUFLAC__StreamDecoder@@@Z)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2001: unresolved
> external symbol __imp__FLAC__StreamDecoderErrorStatusString
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_delete referenced in
> function "public: virtual __thiscall
> CFlacDecoder::~CFlacDecoder(void)" (??1CFlacDecoder@@UAE at XZ)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_flush referenced in
> function "public: int __thiscall CFlacDecoder::Seek(unsigned int)"
> (?Seek at CFlacDecoder@@QAEHI at Z)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_seek_absolute referenced
> in function "public: int __thiscall CFlacDecoder::Seek(unsigned int)"
> (?Seek at CFlacDecoder@@QAEHI at Z)
> 11>AudioDecoder.lib(CFlacDecoder.obj) : error LNK2019: unresolved
> external symbol __imp__FLAC__stream_decoder_process_single referenced
> in function "public: int __thiscall CFlacDecoder::DecodeFrame(void)"
> (?DecodeFrame at CFlacDecoder@@QAEHXZ)
> 11>.\Debug/ScratchLIVE.exe : fatal error LNK1120: 11 unresolved externals
> 
> Could there be some setting that I've got incorrect or incompatible
> between the FLAC project and the project that is using it?
> 

From the looks of the above macro, you should #define FLAC_API to
nothing. Perhaps you could try searching deeper if FLAC_API was doubly
defined elsewhere.


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