Link (ordering??) problem

[Dr. David Alan Gilbert]

* Dr. David Alan Gilbert (dave at treblig.org) wrote:
> Hi,
>   On my newly upgraded Fedora 41->42 beta desktop I'm seeing the link
> error:

(For anyone just trying to get on with stuff,
  --with-system-icu --with-system-firebird
seemed to work around it for me, --with-system-icu by itself failed in firebird build)

Dave

> $ make debug=t
> [LNK] Library/libsofficeapp.so
> /discs/fast/core/desktop/source/lib/init.cxx:6354: error: undefined reference to 'ublock_getCode_77'
> collect2: error: ld returned 1 exit status
> make[1]: *** [/discs/fast/core/desktop/Library_sofficeapp.mk:10: /discs/fast/core/instdir/program/libsofficeapp.so] Error 1
> 
> $ rpm -qa|grep icu
> libicu-76.1-4.fc42.x86_64
> 
> $ ./configure --srcdir=/discs/fast/core --enable-option-checking=fatal --enable-debug
> 
> (I've already nuked workdir, re configured and rebuilt)
> 
> I think the problem is a link ordering problem; we're building ICU 77
> from tar:
> 
> $ nm workdir/UnpackedTarball/icu/source/lib/libicuuc.so.77.1 | grep ublock_getCode
> 00000000001254b6 T ublock_getCode_77
> 
> so it is there, but if I look at the link I see:
> S=/discs/fast/core && I=$S/instdir && W=$S/workdir &&  g++  -pthread -shared -Wl,-z,noexecstack   -Wl,-z,origin '-Wl,-rpath,$ORIGIN' -Wl,-rpath-link,$I/program -fuse-ld=gold -Wl,-z,defs -fstack-protector-strong -Wl,-rpath-link,/lib:/usr/lib -Wl,-z,combreloc  -Wl,--hash-style=gnu  -Wl,-Bsymbolic-functions -L$W/LinkTarget/StaticLibrary -L$I/sdk/lib  -L$I/program  -L$I/program -Wl,--gdb-index   $W/CxxObject/desktop/source/app/app.o $W/CxxObject/desktop/source/app/appinit.o $W/CxxObject/desktop/source/app/check_ext_deps.o $W/CxxObject/desktop/source/app/cmdlineargs.o $W/CxxObject/desktop/source/app/cmdlinehelp.o $W/CxxObject/desktop/source/app/desktopcontext.o $W/CxxObject/desktop/source/app/dispatchwatcher.o $W/CxxObject/desktop/source/app/langselect.o $W/CxxObject/desktop/source/app/lockfile2.o $W/CxxObject/desktop/source/app/officeipcthread.o $W/CxxObject/desktop/source/app/opencl.o $W/CxxObject/desktop/source/app/sofficemain.o $W/CxxObject/desktop/source/app/userinstall.o $W/CxxObject/desktop/source/migration/migration.o $W/CxxObject/desktop/source/lib/init.o $W/CxxObject/desktop/source/lib/lokinteractionhandler.o $W/CxxObject/desktop/source/lib/lokclipboard.o        -Wl,--start-group  -L/usr/lib64/pkgconfig/../../lib64 -ldbus-1  -L$W/UnpackedTarball/icu/source/lib -licui18n  -L$W/UnpackedTarball/icu/source/lib -licuuc  -L$W/UnpackedTarball/curl/lib/.libs -lcurl   -Wl,--end-group -Wl,--no-as-needed -lclewlo -lcomphelper -luno_cppu -luno_cppuhelpergcc3 -ldeploymentmisclo -leditenglo -lfwklo -li18nlangtag -lopencllo -luno_sal -luno_salhelpergcc3 -lsblo -lsfxlo -lsvllo -lsvxlo -lsvxcorelo -lsvtlo -ltklo -ltllo -lucbhelper -lutllo -lvcllo  -o $I/program/libsofficeapp.so
> 
> where the interesting bit is:
>  -Wl,--start-group  -L/usr/lib64/pkgconfig/../../lib64 -ldbus-1  -L$W/UnpackedTarball/icu/source/lib -licui18n  -L$W/UnpackedTarball/icu/source/lib -licuuc  -L$W/UnpackedTarball/curl/lib/.libs -lcurl   -Wl,--end-group
> 
> so we've got -L/usr/lib64/pkgconfig/../../lib64 before -L$W/UnpackedTarball/icu/source/lib
> nd /usr/lib64/libicuuc.so points to the .76.1 version
> 
> Anyone know where that order comes from?
> 
> Dave
> 
> -- 
>  -----Open up your eyes, open up your mind, open up your code -------   
> / Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
> \        dave @ treblig.org |                               | In Hex /
>  \ _________________________|_____ http://www.treblig.org   |_______/
-- 
 -----Open up your eyes, open up your mind, open up your code -------   
/ Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
\        dave @ treblig.org |                               | In Hex /
 \ _________________________|_____ http://www.treblig.org   |_______/