RE: Linker Errors

[Murray Cumming Comneon com]

This is not the orbitcpp list. Please see http:://orbitcpp.sourceforge.net

You do not seem to be linking with any orbitcpp stuff. pkgconfig would make
your life easier.

Murray Cumming
murrayc@usa.net
www.murrayc.com 

> -----Original Message-----
> From: Johan Cronje [mailto:jcronje@dsp.sun.ac.za] 
> Sent: Freitag, 30. Mai 2003 22:24
> To: orbit-list@gnome.org
> Subject: Linker Errors
> 
> 
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> Hi there
> 
> I am trying to compile an application using the following tools:
> 
> gcc-3.3-23
> orbit2-2.6.0-21
> orbitcpp-1.3.5
> 
> on SuSE 8.2. However, I suspect that I am not linking 
> correctly, as my app 
> compiles to an object (.o) file, but it does not want to link 
> correctly.
> 
> An extract of the Makefile:
> sdr_corba : sdr_corba.o
> 	g++ sdr_corba.o \
> 	-lpthread \
> 	-lORBit-2 \
> 	-lORBitutil \
> 	-lIDL-2 \
> 	-llinc \
> 	-lgmodule-2.0 \
> 	-ldl \
> 	-lgobject-2.0 \
> 	-lgthread-2.0 \
> 	-lglib-2.0 \
> 	-lm \
> 	-lname-server-2 \
> 	--export-dynamic \
> 	-o sdr_corba 2> linker_errors
> 
> An extract of the linker_errors:
> sdr_corba.o(.text+0x13): In function 
> `sdr_corba::sdr_subcontroller::_duplicate(_orbitcpp::stub::sdr
> _corba::sdr_subcontroller*)':
> : undefined reference to `CORBA::Object::_orbitcpp_cobj()'
> 
> sdr_corba.o(.text+0x67): In function 
> `_orbitcpp::stub::sdr_corba::sdr_subcontroller::return_attributes()':
> : undefined reference to 
> `_orbitcpp::CEnvironment::CEnvironment[in-charge]()'
> 
> sdr_corba.o(.text+0x7e7): In function 
> `POA_sdr_corba::sdr_subcontroller::sdr_subcontroller[not-in-ch
> arge]()':
> : undefined reference to 
> `_orbitcpp::CEnvironment::CEnvironment[in-charge]()'
> 
> 
> To which other files must I link? The above list I got from 
> the documentation 
> on orbit2, echo example.
> 
> Also, (just for interest's sake) using the c backend 
> generates a -skelimpl.c 
> file with the --skeleton-impl option, but the cpp backend 
> does not generate 
> something similar. Is this correct? And how do I generate 
> files with a .cpp 
> extension in stead of .cc? 
> 
> 
> Best Regards and thanks in advance
> Johan
> - -- 
>      "Do all things without murmurings and disputings; 
>       that ye may be blameless and harmless, the sons of 
>       God, without rebuke, in the midst of a crooked and 
>       perverse nation, among whom ye shine as lights in the 
>       world."    Philippians 2:14,15 
> 
> - 
> --------------------------------------------------------------
> ------------------
> 
> "There is beauty in simplicity"		-- Johan Cronje
> 
> - 
> --------------------------------------------------------------
> ------------------
> Johan Cronje
> 
> Digital Signal Processing / Telecommunications Group
> Room E355
> Department Electrical and Electronic Engineering
> University of Stellenbosch
> 
> jcronje@dsp.sun.ac.za
> http://www.dsp.sun.ac.za/~jcronje
> GPG Key: http://www.dsp.sun.ac.za/~jcronje/jcronje.asc
> - 
> --------------------------------------------------------------
> ------------------
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