> Is there a way to 'look' at all symbols in a shared library? If not: somebody > must have built that library and she could tell me what she has put in it... On UNIX it is: nm -p libsome.so | grep MyClass On NT it is also possible (but not by nm). Victor Ingo Strauch wrote: > > Victor Perevoztchikov wrote: > > > > I want only to add, that if for somebody this is not convenient, it is very > > easy to load automatically additional libraries in .rootlogon , as we do > > in STAR. > > I hope that the use of .rootlogon files is one of the first things one gets > told when one starts to use ROOT ;-) > > Maybe I should give a more concrete example of my problem: > > Let's say I want to use the TLockGuard class. Naive as I am, I try > > ---------------------------------------------------------------------------- > root [1] TLockGuard *mylock = new TLockGuard() > Error: No symbol TLockGuard in current scope FILE:/tmp/filetUEalg_cint LINE:1 > *** Interpreter error recovered *** > > *** Break *** segmentation violation > ---------------------------------------------------------------------------- > > Then I can vaguely remember that some libraries are not loaded by default. But > now I don't know which library it is which contains the TLockGuard class... > I could load ALL libraries (libEG, libPhysics, libThread, libTreePlayer, > libTreeViewer and all others I find in $ROOTSYS/lib) but that's certainly not > what I want. > > The other problem is: some time ago I used the libEG and since then I load it > in my .rootlogon. But I can't remember the reason for using libEG (i.e. which > class I used that is in libEG). So now I look for a way to find out what's in > that library. And if I no longer use these classes I could drop libEG from my > .rootlogon. > Is there a way to 'look' at all symbols in a shared library? If not: somebody > must have built that library and she could tell me what she has put in it... > > Cheers, > Ingo > > ---------------------------------------------------------------------------- > Ingo Strauch Budapester Str. 30, 20359 Hamburg, Tel.: +49 40 7421 4722 > ---------------------------------------------------------------------------- > DESY, Group H1/AAC1, Room 1c354 | I.Phys.Inst. RWTH Aachen, Room 28B210 > Notkestr. 85, 22607 Hamburg | Sommerfeldstr. 14, 52056 Aachen > Tel: +49 40 8998-2312 / Fax: -4385 | Tel: +49 241 80-7183 / Fax: 8888-661 > strauch@mail.desy.de | strauch@toots.physik.rwth-aachen.de > ---------------------------------------------------------------------------- > www-h1.desy.de/~strauch/ or www-users.rwth-aachen.de/Ingo.Strauch/ > ---------------------------------------------------------------------------- -- Victor M. Perevoztchikov perev@bnl.gov perev@vxcern.cern.ch Brookhaven National Laboratory MS 510A PO Box 5000 Upton NY 11973-5000 tel office : 631-344-7894; fax 631-344-4206; home 631-345-2690
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