On Sunday, 27 August 2023 at 06:39, Elliott Sales de Andrade wrote: > On Sat, Aug 26, 2023 at 6:30 AM Julian Sikorski <belegdol@xxxxxxxxx> wrote: > > > > Hello, > > > > now that lzma-sdk in Fedora rawhide is no longer ancient, I tried using > > it with mame. Unfortunately, I got a number of undefined references when > > linking: > > > > Is it a problem with lzma-sdk not shipping those? Or is mame using > > private functions? Thanks for the feedback. > > > > Looking at the shared library, it has for example: > > <mock-chroot> sh-5.2# objdump -T /usr/lib64/liblzmasdk.so | grep > MtCoder_Destruct > 0000000000000000 D *UND* 0000000000000000 Base MtCoder_Destruct > > The *UND* indicates that the symbol is referenced, but not defined. > This does not seem intended. > > I'm not sure if this is the reason, but it appears that the lzma-sdk > build is incorrect. Looking at the log from the latest build on > x86_64, we see: [...] > but then the final linkage has: > > g++ -o liblzmasdk.so.22.01.0 -shared -Wl,-soname=liblzmasdk.so.22 > -DNDEBUG -O2 -flto=auto -ffat-lto-objects -fexceptions -g > -grecord-gcc-switches -pipe -Wall -Werror=format-security > -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS > -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 > -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 > -m64 -mtune=generic -fasynchronous-unwind-tables > -fstack-clash-protection -fcf-protection -fno-omit-frame-pointer > -mno-omit-leaf-frame-pointer _o/7zCrc.o _o/7zCrcOpt.o _o/Alloc.o > _o/Bra86.o _o/CpuArch.o _o/LzFind.o _o/LzmaDec.o _o/LzmaEnc.o > _o/Lzma2Dec.o _o/Lzma2Enc.o _o/Lzma86Dec.o _o/Lzma86Enc.o > _o/LzFindMt.o _o/LzFindOpt.o _o/Synchronization.o _o/Threads.o > _o/FileDir.o _o/FileFind.o _o/FileName.o _o/MyWindows.o _o/TimeUtils.o > _o/CommandLineParser.o _o/CRC.o _o/CrcReg.o _o/IntToString.o > _o/LzFindPrepare.o _o/MyString.o _o/MyVector.o _o/NewHandler.o > _o/StringConvert.o _o/StringToInt.o _o/UTFConvert.o _o/FileIO.o > _o/PropVariant.o _o/System.o _o/SystemInfo.o _o/LzmaDecoder.o > _o/LzmaEncoder.o _o/LzmaRegister.o _o/CreateCoder.o _o/CWrappers.o > _o/FileStreams.o _o/FilterCoder.o _o/MethodProps.o _o/StreamObjects.o > _o/StreamUtils.o _o/BenchCon.o _o/ConsoleClose.o _o/LzmaAlone.o > _o/Bench.o -lpthread -ldl > > As you can see, none of the LDFLAGS are passed to the linker, only the CFLAGS. I thought LDFLAGS only need to be passed if the linker is ld, but if it's gcc, passing CFLAGS is sufficient. Anyway, please open a bugzilla so that I can track and fix this. Regards, Dominik -- Fedora https://fedoraproject.org There should be a science of discontent. People need hard times and oppression to develop psychic muscles. -- from "Collected Sayings of Muad'Dib" by the Princess Irulan _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue
