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From "Steve Huston" <shus...@riverace.com>
Subject RE: C++: Windows EXTERN question
Date Mon, 20 Feb 2012 16:40:55 GMT
You should not have to do this. Something is wrong with the CLASS version of 
the macro. Let me know if you get stuck.
-Steve

> -----Original Message-----
> From: Alan Conway [mailto:aconway@redhat.com]
> Sent: Monday, February 20, 2012 10:25 AM
> To: dev@qpid.apache.org
> Cc: Steve Huston
> Subject: Re: C++: Windows EXTERN question
>
> On Mon, 2012-02-20 at 10:07 -0500, Alan Conway wrote:
> > Question: in SequenceNumber.h we have:
> >
> > class QPID_COMMON_CLASS_EXTERN SequenceNumber : public ...
> > {
> >   ...
> >     int32_t value;
> >
> >     void decode(Buffer& buffer);
> >   ...
> > };
> >
> > But I'm getting
> >
> > 76>QueueReplicator.obj : error LNK2019: unresolved external symbol
> > "public: void __thiscall qpid::framing::SequenceNumber::decode(class
> > qpid::framing::Buffer
> > &)"
> (?decode@SequenceNumber@framing@qpid@@QAEXAAVBuffer@23@@Z
> )
> > referenced in function "class qpid::framing::SequenceNumber __cdecl
> > qpid::ha::`anonymous namespace'::decodeContent<class
> > qpid::framing::SequenceNumber>(class qpid::broker::Message &)"
> >
> (??$decodeContent@VSequenceNumber@framing@qpid@@@?A0x57ef80
> a8@ha@qpid@
> > @YA?AVSequenceNumber@framing@2@AAVMessage@broker@2@@Z)
> >
> > Does windows require individual EXTERN declarations on member
> > functions even if there's a CLASS_EXTERN on the class? Or is there
> > something else I'm missing?
> >
>
> I noticed that SequenceSet.h has both class and method EXTERNs so I
> followed that example in SequenceNumber.h
>
>
> ---------------------------------------------------------------------
> Apache Qpid - AMQP Messaging Implementation
> Project:      http://qpid.apache.org
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