Works! Thanks a lot for all the answers.!
Ricardo
Philippe Canal wrote:
> Hi Ricardo,
>
> I meant the fortran system library!!!!! This would means adding to
> your shared library link line -lf77 or -lg77 or something else
> depending on your compiler!
>
> A) No I do not think so
> B) Yes link your library against the fortran system library!
>
> Cheers,
> Philippe.
>
> ------------------------------------------------------------------------
> *From:* owner-roottalk@pcroot.cern.ch
> [mailto:owner-roottalk@pcroot.cern.ch] *On Behalf Of *Ricardo Eusebi
> *Sent:* Friday, October 22, 2004 1:43 AM
> *To:* Philippe Canal
> *Cc:* 'roottalk'
> *Subject:* [ROOT] Re: relocation errors and invalid ELF error
>
>
> All the fortran libraries (hdecay/hdecay.o hdecay/haber.o
> hdecay/feynhiggs.o) are linked!!!
> However when I do a grep s_wsle * the only files that contain it are
> the *.o files. ( no fortran source file has it)
> Seems to me (this may be a wild guess) that s_wsle is a reference to a
> fortran built function ( like atan or so)
>
> So my two questions remain :
> A- is this because the fortran libraries hdecay/*.o have not been
> compiled with the Position Independent Code option ?
> How do I compile with that option????
>
> B- Is there away to circunvent this that do not require the
> recompilation of root ?
>
> Thanks a lot
>
> Ricardo
>
>
> Philippe Canal wrote:
>
>> Hi,
>>
>> You should link your library against the fortran library (I think
>> this is where s_wsle comes from).
>>
>> Cheers,
>> Philippe.
>>
>> ------------------------------------------------------------------------
>> *From:* Ricardo Eusebi [mailto:eusebi@fnal.gov]
>> *Sent:* Thursday, October 21, 2004 10:41 AM
>> *To:* roottalk
>> *Cc:* pcanal@fnal.gov
>> *Subject:* relocation errors and invalid ELF error
>>
>> Hi,
>> I'm (trying to) implement a Root C++ interface to the fortran program
>> HDecay.
>> I can succesfully create a executable that calls the proper fortran
>> routines. However when trying to link to root everything seems to fail.
>> I took a look at http://root.cern.ch/root/HowtoCERNLIB.html but that
>> particular case refers to CERN routines compiled without the option
>> Position Independent Code (whatever that means).
>>
>> So I essentially follow the third way in the above web page up to the
>> step 2 exclusive. I do not recompile root, nor I want to.
>>
>> so when loading the libraries I get
>>
>> root [0] gSystem->Load("libHDecay.so")
>> (int)0
>> root [1] HDecay a
>> root [2] HDECAY_InputVars in = a.DefineInputs()
>> root [3] BR_HC B = a.GetHiggsBR(120,in)
>> /home/cdfsoft/products/root/v3_05_04dKCC_4_0/Linux+2.4/bin/root.exe:
>> relocation error:
>> /mnt/autofs/misc/people/eusebi/root_macros/./libHDecay.so: undefined
>> symbol: read_hdec_
>>
>> I thought that's because I didn't link the fortran libraries. So I
>> added the libraries (hdecay/*.o) in the makefile
>> libHDecay.so : HDecay.o hdecay/hdecay.o hdecay/haber.o
>> hdecay/feynhiggs.o HDecayDict.o
>> $(LD) $(SOFLAGS) $(LDFLAGS) $^ $(OutPutOpt) $@
>>
>> This compiles fine again, but the error in root this time is not
>> relocation but this :
>>
>> root [0] gSystem->Load("libHDecay.so")
>> dlopen error:
>> /mnt/autofs/misc/people/eusebi/root_macros/./libHDecay.so: undefined
>> symbol: s_wsle
>> Load Error: Failed to load Dynamic link library
>> /mnt/autofs/misc/people/eusebi/root_macros/./libHDecay.so
>> (int)(-1)
>> *** Interpreter error recovered ***
>>
>>
>> QUESTIONS :
>> A- is this because the fortran libraries hdecay/*.o have not been
>> compiled with the Position Independent Code option ?
>> How do I compile with that option????
>>
>> B- Is there away to circunvent this that do not require the
>> recompilation of root ? At FermiLab we change root versions pretty often.
>>
>> Thanks a lot
>>
>> Ricardo
>>
>>
>>
>>
>>
>>
>>
>>
>>--
>> --------------------------------------------------------------------
>>| Ricardo Eusebi | Office : CDF trailer 168-"O" |
>>| High Energy Physics | Phone : (630) 840 8622 |
>>| University of Rochester | email : eusebi@fnal.gov |
>> --------------------------------------------------------------------
>>| Fermi National Accelerator Laboratory |
>>| CDF - MS318 . PO Box 500 |
>>| Batavia 60510, Illinois. |
>> --------------------------------------------------------------------
>>
>>
>
>--
> --------------------------------------------------------------------
>| Ricardo Eusebi | Office : CDF trailer 168-"O" |
>| High Energy Physics | Phone : (630) 840 8622 |
>| University of Rochester | email : eusebi@fnal.gov |
> --------------------------------------------------------------------
>| Fermi National Accelerator Laboratory |
>| CDF - MS318 . PO Box 500 |
>| Batavia 60510, Illinois. |
> --------------------------------------------------------------------
>
>
>
--
--------------------------------------------------------------------
| Ricardo Eusebi | Office : CDF trailer 168-"O" |
| High Energy Physics | Phone : (630) 840 8622 |
| University of Rochester | email : eusebi@fnal.gov |
--------------------------------------------------------------------
| Fermi National Accelerator Laboratory |
| CDF - MS318 . PO Box 500 |
| Batavia 60510, Illinois. |
--------------------------------------------------------------------
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