Check that you are only doing ONE of the following: 1. Use "-luuid", which you are using 2. #include <initguid.h> or #define INITGUID (which is what it does) before including the relevant COM headers Never both, or you'll get those multiple definitions.
Damjan On Fri, May 3, 2013 at 11:31 AM, Daniel Jeliński <djelins...@gmail.com>wrote: > Additional info: > after my patches amstream fails to link complaining about duplicate > IID_IResourceManager: > ~/wine-git/dlls/amstream$ make > ../../tools/winegcc/winegcc -m32 -B../../tools/winebuild --sysroot=../.. > -fasynchronous-unwind-tables -shared ./amstream.spec amstream.o audiodata.o > main.o mediastream.o mediastreamfilter.o amstream_classes_r.res > version.res -o amstream.dll.so -lstrmiids -lstrmbase -luuid -lole32 > -ladvapi32 ../../libs/port/libwine_port.a > ../../dlls/uuid/libuuid.a(uuid.o):(.rodata+0x540): multiple definition of > `IID_IResourceManager' > ../../dlls/strmiids/libstrmiids.a(strmiids.o):(.rodata+0x5e0): first > defined here > winebuild: /usr/bin/ld failed with status 1 > winegcc: ../../tools/winebuild/winebuild failed > > if I don't add the DTC headers to uuid, linking xolehlp fails: > ~/wine-git/dlls/xolehlp$ make > ../../tools/winegcc/winegcc -m32 -B../../tools/winebuild --sysroot=../.. > -fasynchronous-unwind-tables -shared ./xolehlp.spec xolehlp.o -o > xolehlp.dll.so -luuid > ../../libs/port/libwine_port.a > > xolehlp.o: In function `TransactionDispenser_QueryInterface': > /home/daniel/wine-git/dlls/xolehlp/xolehlp.c:170: undefined reference to > `IID_ITransactionDispenser' > /usr/bin/ld: xolehlp.o: relocation R_386_GOTOFF against undefined hidden > symbol `IID_ITransactionDispenser' can not be used when making a shared > object > /usr/bin/ld: final link failed: Bad value > > How do I know which dll should export these IIDs? > > > 2013/5/2 Daniel Jeliński <djelins...@gmail.com> > >> Hello, >> I just tried compiling all of Wine with my patch series applied and, to >> my surprise, compilation failed. The reason was that IID_IResourceManager >> was already declared elsewhere. >> >> Now, according to this page: >> >> http://mikolajapp.appspot.com/uuid/query?q={56a868ac-0ad4-11ce-b03a-0020af0ba770} >> Wine's strmif.h declares IID_IResourceManager, while SDK declares >> __declspec(uuid) as IResourceManager. >> SDK declares IID_IResourceManager elsewhere: >> >> http://mikolajapp.appspot.com/uuid/query?q={03741d21-87eb-11ce-8081-0080c758527e} >> I'm new to COM, so I'm not sure what exactly is the difference between >> IID and declspec(uuid). Could anyone explain or suggest a fix? >> Thanks, >> Daniel >> > > > > >
