[CLN-list] CLN on OS X, linking problem

[Ron Garret]

On Mar 14, 2005, at 10:44 PM, Ralf Wildenhues wrote:

> * Ron Garret wrote on Mon, Mar 14, 2005 at 07:09:33PM CET:
>> On Mar 14, 2005, at 12:29 AM, Ralf Wildenhues wrote:
>>> * Ron Garret wrote on Fri, Mar 11, 2005 at 09:27:22PM CET:
>>>> Finally got CLN to compile.  Whew!  But make check gives me this:
>>>
>>>> dyld: /Users/ron/devel/cln-1.1.9/tests/.libs/exam Undefined symbols:
>>>> ___gxx_personality_v0
>>>> __ZNSt8ios_base4InitC1Ev
> *snip*
>>
>>>  I don't know much
>>> about OS X, but quite a bit of darwin-related changes went into 
>>> Libtool
>>> not too long ago.  It might help to update ltmain.sh and libtool.m4.
>>>
>>> But then again, I know cln uses some modified version of libtool, so
>>> I don't know whether anything would break.
>>
>> Me neither, but this does seem to be a likely source of the problem.
>> The usual cause of this symptom is trying to link C++ code using gcc
>> rather than g++.  But I don't know the ins and outs of libtool.  Need
>> to find some time to read through the docs.  I'm a little surprised
>> that this is not a solved problem though.  Surely I'm not the first
>> person to have encountered this?
>
> Oh well. It never occurred to me that cln uses $CC to link a C++
> library, not $CXX.  Automake usually fins this out for you, but cln 
> does
> not use Automake.
>
> Please try the trivial patch below.  Still, Richard please consider
> updating libtool.
>
> Regards,
> Ralf
>
> --- src/Makefile.in	3 Nov 2004 20:58:50 -0000	1.14
> +++ src/Makefile.in	15 Mar 2005 06:48:32 -0000
> @@ -203,7 +203,7 @@
>  $(ALLOBJECTS_LO) : $(SUBDIRS_TARGET)
>
>  libcln.la : $(LIBTOOL) $(ALLOBJECTS_LO)
> -	$(LIBTOOL_LINK) $(CC) -o libcln.la -rpath $(libdir) -version-info 
> $(CL_CURRENT):$(CL_REVISION):$(CL_AGE) $(LDFLAGS) $(LIBS) 
> $(ALLOBJECTS_LO)
> +	$(LIBTOOL_LINK) $(CXX) -o libcln.la -rpath $(libdir) -version-info 
> $(CL_CURRENT):$(CL_REVISION):$(CL_AGE) $(LDFLAGS) $(LIBS) 
> $(ALLOBJECTS_LO)
>
>  install : all force
>  	$(MKDIR) $(DESTDIR)$(libdir)
>
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>


That worked!  Thanks!

rg