Perhaps it's being built before csoundlib. Can you
check, after getting the error message, if there is
a libcsound.so in your top-level sources directory?

Victor

>
>
> Victor Lazzarini wrote:
> > It's very strange because I just built Csound from CVS
> > using  dynamicCsoundLibrary=1
> > and the linker found -lcsound OK (there was a -L. in the
> > command line)  (FC6 on a PPC).
> > Can you copy here the scons error message you had ?
> If I do:
> uninstall-csound
>
> and then:
> scons -c
> scons install
>
> build fails with:
> gcc -o atsa -Wl,-Bdynamic util/atsa_main.o -L. -L.
> -L/usr/local/lib -L.  -L. -lcsound -lsndfile -ldl
> -lpthread -lm
> /usr/lib/gcc/i486-slackware-linux/4.1.2/../../../../i486-s
> lackware-linux/bin/ld:  cannot find -lcsound
> collect2: ld returned 1 exit status
> scons: *** [atsa] Error 1
> scons: building terminated because of errors.
>
> Since the error is with atsa, I set:
>
> buildUtilities=0
>
> It builds. Then I revert buildUtilities=1. Builds.
>
> I am attaching my SConstruct file.
>
> -c.
> >
> > Victor
> >
> > At 18:53 16/08/2007, you wrote:
> >> Victor Lazzarini wrote:
> >>> yes, that does not sound right. Although here I did
> not have >>> that problem anywhere (Win, Linux, OSX). Are
> you using a >>> static libcsound or dynamic?
> >> Dynamic.
> >>
> >> - c.
> >>>
> >>> Victor
> >>>
> >>> At 14:13 16/08/2007, you wrote:
> >>>> Victor Lazzarini wrote:
> >>>>> That's because you need to have FLTK with
> --enable-threads, >>>>> for Fl::lock() to be present.
> >>>> Right. Compilation went ok after rebuilding FLTK with
> threads  >>>> support, I just forgot this step. Sorry for
> the noise. >>>>
> >>>> Anyway, maybe I've discovered another problem:
> >>>>
> >>>> If I build with buildUtilities=1 scons the linker
> complains that it  >>>> can't find -lcsound. So I had to
> build with buildUtilities=0, run  >>>> install.py,
> ldconfig and then add the option to scons and rebuild
> >>>> again. >>>>
> >>>> - c.
> >>>>>
> >>>>> At 13:01 16/08/2007, you wrote:
> >>>>>> Victor Lazzarini wrote:
> >>>>>>> Well, now we know what the problem is, it will be
> fixed. It's a  >>>>>>> scons
> >>>>>>> thing, it gets confused with pathnames of header
> files. You  >>>>>>> should be
> >>>>>>> able to build with FLTK by removing the offending
> line in  >>>>>>> widglobals.h;
> >>>>>>> I think it is not doing anything anyway because
> the token it  >>>>>>> depends
> >>>>>>> on is not defined anywhere.
> >>>>>> Forget what I've said; I've just realized that FLTK
> wasn't  >>>>>> present on a fresh Slackware 12. I didn't
> notice it since scons  >>>>>> didn't complain.
> >>>>>>
> >>>>>> Building with csound5gui still fails, though (with
> fltk 1.1.7,  >>>>>> gcc4.1.2):
> >>>>>>
> >>>>>> frontends/fltk_gui/CsoundGUIConsole.o: In function
> >>>>>> `CsoundGUIConsole::updateDisplay(bool)':
> >>>>>> CsoundGUIConsole.cpp:(.text+0x141): undefined
> reference to  >>>>>> `Fl::lock()'
> >>>>>> CsoundGUIConsole.cpp:(.text+0x1c1): undefined
> reference to  >>>>>> `Fl::unlock()'
> >>>>>> frontends/fltk_gui/CsoundGUIConsole.o: In function
> >>>>>> `CsoundGUIConsole::consoleThreadFunc(void*)':
> >>>>>> CsoundGUIConsole.cpp:(.text+0x4da): undefined
> reference to  >>>>>> `Fl::lock()'
> >>>>>> CsoundGUIConsole.cpp:(.text+0x512): undefined
> reference to  >>>>>> `Fl::unlock()'
> >>>>>> frontends/fltk_gui/main.o: In function `main':
> >>>>>> main.cpp:(.text+0x9e): undefined reference to
> `Fl::lock()' >>>>>> collect2: ld returned 1 exit status
> >>>>>> scons: *** [csound5gui] Error 1
> >>>>>> scons: building terminated because of errors.
> >>>>>>
> >>>>>> -c.
> >>>>>>>
> >>>>>>> Victor
> >>>>>>>
> >>>>>>> At 11:54 16/08/2007, you wrote:
> >>>>>>>> Victor Lazzarini wrote:
> >>>>>>>>>
> >>>>>>>>> Can anyone explain this scons error with latest
> CVS? >>>>>>>>> On Windows, FLTK widgets will not build, I
> get this from scons >>>>>>>>>
> >>>>>>>>> scons: ***ParentOfRoot instance has no attribute
> 'must_be_a_Dir' >>>>>>>>
> >>>>>>>> Recently, I was having this error on Gnu/Linux
> too, when I  >>>>>>>> rebuilt csound from cvs on a fresh
> Slackware 12 installation. >>>>>>>>
> >>>>>>>> IIRC, I had to disable csound5gui and cseditor to
> make it  >>>>>>>> build. And in fact my installation lacks
> csound5gui, the  >>>>>>>> cseditor and everything that
> needs FLTK. >>>>>>>>
> >>>>>>>> - c.
> >>>>>>>>
> >>>>>>>>>
> >>>>>>>>> which looks like a Python error message saying
> that that class >>>>>>>>> (from scons, node/FS.py) does
> not have that particular  >>>>>>>>> attribute defined)
> >>>>>>>>>
> >>>>>>>>> After about two hours of scratching my head, I
> traced the problem >>>>>>>>> to the building of the FLTK
> module, so if I do >>>>>>>>>
> >>>>>>>>> scons useFLTK=0
> >>>>>>>>>
> >>>>>>>>> It builds.
> >>>>>>>>>
> >>>>>>>>> Has anyone changed SConstruct, particularly in
> terms of build >>>>>>>>> options, directories etc that
> might have caused this? >>>>>>>>>
> >>>>>>>>> It seems to be happening on Windows only,
> although I have to >>>>>>>>> check Linux more closely)
> >>>>>>>>>
> >>>>>>>>> Victor
> >>>>>>>>> Victor Lazzarini
> >>>>>>>>> Music Technology Laboratory
> >>>>>>>>> Music Department
> >>>>>>>>> National University of Ireland, Maynooth
> >>>>>>>>
> >>>>>>>> --
> >>>>>>>> Send bugs reports to this list.
> >>>>>>>> To unsubscribe, send email to
> csound-unsubscribe@lists.bath.ac.uk >>>>>>>
> >>>>>>> Victor Lazzarini
> >>>>>>> Music Technology Laboratory
> >>>>>>> Music Department
> >>>>>>> National University of Ireland, Maynooth
> >>>>>>
> >>>>>> --
> >>>>>> Send bugs reports to this list.
> >>>>>> To unsubscribe, send email to
> csound-unsubscribe@lists.bath.ac.uk >>>>>
> >>>>> Victor Lazzarini
> >>>>> Music Technology Laboratory
> >>>>> Music Department
> >>>>> National University of Ireland, Maynooth
> >>>>
> >>>> --
> >>>> Send bugs reports to this list.
> >>>> To unsubscribe, send email to
> csound-unsubscribe@lists.bath.ac.uk >>>
> >>> Victor Lazzarini
> >>> Music Technology Laboratory
> >>> Music Department
> >>> National University of Ireland, Maynooth
> >>
> >> --
> >> Send bugs reports to this list.
> >> To unsubscribe, send email to
> csound-unsubscribe@lists.bath.ac.uk >
> > Victor Lazzarini
> > Music Technology Laboratory
> > Music Department
> > National University of Ireland, Maynooth
> >
>
>
>
> [Attachment: SConstruct.tar.gz]

Victor Lazzarini wrote:
> Perhaps it's being built before csoundlib. Can you
> check, after getting the error message, if there is
> a libcsound.so in your top-level sources directory?
>
> Victor
>
>   
There isn't in fact. There's only the symbolic link:

libcsound.so -> libcsound.so.5.1

But libcsound.so.5.1 isn't built at this stage.

-c.

>> Victor Lazzarini wrote:
>>     
>>> It's very strange because I just built Csound from CVS
>>> using  dynamicCsoundLibrary=1
>>> and the linker found -lcsound OK (there was a -L. in the
>>> command line)  (FC6 on a PPC).
>>> Can you copy here the scons error message you had ?
>>>       
>> If I do:
>> uninstall-csound
>>
>> and then:
>> scons -c
>> scons install
>>
>> build fails with:
>> gcc -o atsa -Wl,-Bdynamic util/atsa_main.o -L. -L.
>> -L/usr/local/lib -L.  -L. -lcsound -lsndfile -ldl
>> -lpthread -lm
>> /usr/lib/gcc/i486-slackware-linux/4.1.2/../../../../i486-s
>> lackware-linux/bin/ld:  cannot find -lcsound
>> collect2: ld returned 1 exit status
>> scons: *** [atsa] Error 1
>> scons: building terminated because of errors.
>>
>> Since the error is with atsa, I set:
>>
>> buildUtilities=0
>>
>> It builds. Then I revert buildUtilities=1. Builds.
>>
>> I am attaching my SConstruct file.
>>
>> -c.
>>     
>>> Victor
>>>
>>> At 18:53 16/08/2007, you wrote:
>>>       
>>>> Victor Lazzarini wrote:
>>>>         
>>>>> yes, that does not sound right. Although here I did
>>>>>           
>> not have >>> that problem anywhere (Win, Linux, OSX). Are
>> you using a >>> static libcsound or dynamic?
>>     
>>>> Dynamic.
>>>>
>>>> - c.
>>>>         
>>>>> Victor
>>>>>
>>>>> At 14:13 16/08/2007, you wrote:
>>>>>           
>>>>>> Victor Lazzarini wrote:
>>>>>>             
>>>>>>> That's because you need to have FLTK with
>>>>>>>               
>> --enable-threads, >>>>> for Fl::lock() to be present.
>>     
>>>>>> Right. Compilation went ok after rebuilding FLTK with
>>>>>>             
>> threads  >>>> support, I just forgot this step. Sorry for
>> the noise. >>>>
>>     
>>>>>> Anyway, maybe I've discovered another problem:
>>>>>>
>>>>>> If I build with buildUtilities=1 scons the linker
>>>>>>             
>> complains that it  >>>> can't find -lcsound. So I had to
>> build with buildUtilities=0, run  >>>> install.py,
>> ldconfig and then add the option to scons and rebuild
>>     
>>>>>> again. >>>>
>>>>>> - c.
>>>>>>             
>>>>>>> At 13:01 16/08/2007, you wrote:
>>>>>>>               
>>>>>>>> Victor Lazzarini wrote:
>>>>>>>>                 
>>>>>>>>> Well, now we know what the problem is, it will be
>>>>>>>>>                   
>> fixed. It's a  >>>>>>> scons
>>     
>>>>>>>>> thing, it gets confused with pathnames of header
>>>>>>>>>                   
>> files. You  >>>>>>> should be
>>     
>>>>>>>>> able to build with FLTK by removing the offending
>>>>>>>>>                   
>> line in  >>>>>>> widglobals.h;
>>     
>>>>>>>>> I think it is not doing anything anyway because
>>>>>>>>>                   
>> the token it  >>>>>>> depends
>>     
>>>>>>>>> on is not defined anywhere.
>>>>>>>>>                   
>>>>>>>> Forget what I've said; I've just realized that FLTK
>>>>>>>>                 
>> wasn't  >>>>>> present on a fresh Slackware 12. I didn't
>> notice it since scons  >>>>>> didn't complain.
>>     
>>>>>>>> Building with csound5gui still fails, though (with
>>>>>>>>                 
>> fltk 1.1.7,  >>>>>> gcc4.1.2):
>>     
>>>>>>>> frontends/fltk_gui/CsoundGUIConsole.o: In function
>>>>>>>> `CsoundGUIConsole::updateDisplay(bool)':
>>>>>>>> CsoundGUIConsole.cpp:(.text+0x141): undefined
>>>>>>>>                 
>> reference to  >>>>>> `Fl::lock()'
>>     
>>>>>>>> CsoundGUIConsole.cpp:(.text+0x1c1): undefined
>>>>>>>>                 
>> reference to  >>>>>> `Fl::unlock()'
>>     
>>>>>>>> frontends/fltk_gui/CsoundGUIConsole.o: In function
>>>>>>>> `CsoundGUIConsole::consoleThreadFunc(void*)':
>>>>>>>> CsoundGUIConsole.cpp:(.text+0x4da): undefined
>>>>>>>>                 
>> reference to  >>>>>> `Fl::lock()'
>>     
>>>>>>>> CsoundGUIConsole.cpp:(.text+0x512): undefined
>>>>>>>>                 
>> reference to  >>>>>> `Fl::unlock()'
>>     
>>>>>>>> frontends/fltk_gui/main.o: In function `main':
>>>>>>>> main.cpp:(.text+0x9e): undefined reference to
>>>>>>>>                 
>> `Fl::lock()' >>>>>> collect2: ld returned 1 exit status
>>     
>>>>>>>> scons: *** [csound5gui] Error 1
>>>>>>>> scons: building terminated because of errors.
>>>>>>>>
>>>>>>>> -c.
>>>>>>>>                 
>>>>>>>>> Victor
>>>>>>>>>
>>>>>>>>> At 11:54 16/08/2007, you wrote:
>>>>>>>>>                   
>>>>>>>>>> Victor Lazzarini wrote:
>>>>>>>>>>                     
>>>>>>>>>>> Can anyone explain this scons error with latest
>>>>>>>>>>>                       
>> CVS? >>>>>>>>> On Windows, FLTK widgets will not build, I
>> get this from scons >>>>>>>>>
>>     
>>>>>>>>>>> scons: ***ParentOfRoot instance has no attribute
>>>>>>>>>>>                       
>> 'must_be_a_Dir' >>>>>>>>
>>     
>>>>>>>>>> Recently, I was having this error on Gnu/Linux
>>>>>>>>>>                     
>> too, when I  >>>>>>>> rebuilt csound from cvs on a fresh
>> Slackware 12 installation. >>>>>>>>
>>     
>>>>>>>>>> IIRC, I had to disable csound5gui and cseditor to
>>>>>>>>>>                     
>> make it  >>>>>>>> build. And in fact my installation lacks
>> csound5gui, the  >>>>>>>> cseditor and everything that
>> needs FLTK. >>>>>>>>
>>     
>>>>>>>>>> - c.
>>>>>>>>>>
>>>>>>>>>>                     
>>>>>>>>>>> which looks like a Python error message saying
>>>>>>>>>>>                       
>> that that class >>>>>>>>> (from scons, node/FS.py) does
>> not have that particular  >>>>>>>>> attribute defined)
>>     
>>>>>>>>>>> After about two hours of scratching my head, I
>>>>>>>>>>>                       
>> traced the problem >>>>>>>>> to the building of the FLTK
>> module, so if I do >>>>>>>>>
>>     
>>>>>>>>>>> scons useFLTK=0
>>>>>>>>>>>
>>>>>>>>>>> It builds.
>>>>>>>>>>>
>>>>>>>>>>> Has anyone changed SConstruct, particularly in
>>>>>>>>>>>                       
>> terms of build >>>>>>>>> options, directories etc that
>> might have caused this? >>>>>>>>>
>>     
>>>>>>>>>>> It seems to be happening on Windows only,
>>>>>>>>>>>                       
>> although I have to >>>>>>>>> check Linux more closely)
>>     
>>>>>>>>>>> Victor
>>>>>>>>>>> Victor Lazzarini
>>>>>>>>>>> Music Technology Laboratory
>>>>>>>>>>> Music Department
>>>>>>>>>>> National University of Ireland, Maynooth
>>>>>>>>>>>                       
>>>>>>>>>> --
>>>>>>>>>> Send bugs reports to this list.
>>>>>>>>>> To unsubscribe, send email to
>>>>>>>>>>                     
>> csound-unsubscribe@lists.bath.ac.uk >>>>>>>
>>     
>>>>>>>>> Victor Lazzarini
>>>>>>>>> Music Technology Laboratory
>>>>>>>>> Music Department
>>>>>>>>> National University of Ireland, Maynooth
>>>>>>>>>                   
>>>>>>>> --
>>>>>>>> Send bugs reports to this list.
>>>>>>>> To unsubscribe, send email to
>>>>>>>>                 
>> csound-unsubscribe@lists.bath.ac.uk >>>>>
>>     
>>>>>>> Victor Lazzarini
>>>>>>> Music Technology Laboratory
>>>>>>> Music Department
>>>>>>> National University of Ireland, Maynooth
>>>>>>>               
>>>>>> --
>>>>>> Send bugs reports to this list.
>>>>>> To unsubscribe, send email to
>>>>>>             
>> csound-unsubscribe@lists.bath.ac.uk >>>
>>     
>>>>> Victor Lazzarini
>>>>> Music Technology Laboratory
>>>>> Music Department
>>>>> National University of Ireland, Maynooth
>>>>>           
>>>> --
>>>> Send bugs reports to this list.
>>>> To unsubscribe, send email to
>>>>         
>> csound-unsubscribe@lists.bath.ac.uk >
>>     
>>> Victor Lazzarini
>>> Music Technology Laboratory
>>> Music Department
>>> National University of Ireland, Maynooth
>>>
>>>       
>>
>> [Attachment: SConstruct.tar.gz]
>>