Hi Murphy, Thank you for your help! I did the suggested steps, and the errors are gone. The only issue is that .libs/lt-nox_core is no longer built for some reason. Only nox_core is built. Do you know what might be the reason?
Thanks! Yimin On Tue, May 8, 2012 at 10:43 AM, Murphy McCauley <[email protected]> wrote: > I'd suggest the first thing you try is deleting your build directory and > rebuilding from scratch starting with mkdir build ; cd build ; ../configure. > > -- Murphy > > On May 7, 2012, at 7:41 PM, YIMIN CHEN wrote: > >> Hi, >> >> I previously sent an email asking about how to use gdb on nox >> controller. With help from the list, I am about to gdb the nox >> controller, but find out it is optimized so I couldn't see any >> meaningful value. To remove optimization, I changed Makefile under >> nox/build/src to remove the -O2 flag, did a make clean, and do make -j >> again to build nox_core. However, previously working compilation now >> breaks, complaining some linker issue: >> >> nox_main.o: In function `main': >> /home/jason1/xiaoyan_full/nox/build/src/../../src/nox_main.cc:510: >> undefined reference to `vigil::nox::init()' >> /home/jason1/xiaoyan_full/nox/build/src/../../src/nox_main.cc:556: >> undefined reference to >> `vigil::nox::register_handler(std::basic_string<char, >> std::char_traits<char>, std::allocator<char> > const&, >> boost::function<vigil::Disposition ()(vigil::Event const&)>, int)' >> /home/jason1/xiaoyan_full/nox/build/src/../../src/nox_main.cc:559: >> undefined reference to `vigil::nox::run()' >> nox_main.o: In function `finish_booting': >> /home/jason1/xiaoyan_full/nox/build/src/../../src/nox_main.cc:603: >> undefined reference to >> `vigil::nox::connect(vigil::Openflow_connection_factory*, bool)' >> >> >> It was doing the following while getting the linker issue : >> >> /bin/bash ../libtool --tag=CXX --mode=link g++ >> -fno-omit-frame-pointer -fno-strict-aliasing -Wall -Wno-sign-compare >> -Winit-self -Wformat-nonliteral -Wformat-security -g -R/usr/local/bin >> -export-dynamic -L/usr/lib -lboost_unit_test_framework-mt >> -lboost_filesystem-mt -lssl -Wl,-E -o nox_core components.xsd.o >> nox.xsd.o nox_main.o ./builtin/.libs/libbuiltin.la ./lib/libnoxcore.la >> libtool: link: g++ -fno-omit-frame-pointer -fno-strict-aliasing -Wall >> -Wno-sign-compare -Winit-self -Wformat-nonliteral -Wformat-security -g >> -Wl,-E -o .libs/nox_core components.xsd.o nox.xsd.o nox_main.o >> -Wl,--export-dynamic -L/usr/lib -lboost_unit_test_framework-mt >> -lboost_filesystem-mt -lssl ./builtin/.libs/libbuiltin.so >> ./lib/.libs/libnoxcore.so -Wl,-rpath -Wl,/usr/local/bin/builtin >> -Wl,-rpath -Wl,/usr/local/bin >> >> I looked in build directory and all the .o files are there. >> >> jason1@jason1:~/xiaoyan_full/nox/build$ find . -name nox.xsd.o >> ./src/nox.xsd.o >> jason1@jason1:~/xiaoyan_full/nox/build$ find . -name nox_main.o >> ./src/nox_main.o >> jason1@jason1:~/xiaoyan_full/nox/build$ find . -name components.xsd.o >> ./src/components.xsd.o >> >> Anyone can shield some light on this? Is there some dependency issue I >> am missing here? It built fine before I did the makefile change, but >> once it breaks, even if I restore the original makefile, it still >> breaks. >> >> >> Thanks! >> Yimin >
