[C++-sig] Using boost.python with Makefile (no bjam)

[Philipp Münzel]

Oh crap, the command that links is of course:

$ g++ -shared -Wl,-soname,"libhello.so" -L/usr/local/lib -lboost_python
-o libhello.so hello.o

But I get the undefined symbols nevertheless:
U PyString_Type
         w _Jv_RegisterClasses
         U _Py_NoneStruct
         U _Unwind_Resume@@GCC_3.0
         U _ZN5boost6python6detail11init_moduleEPKcPFvvE
         U _ZN5boost6python6detail12gcc_demangleEPKc
         U
_ZN5boost6python6detail17scope_setattr_docEPKcRKNS0_3api6objectES3_
         U _ZN5boost6python7objects15function_objectERKNS1_11py_functionE
         U _ZN5boost6python7objects21py_function_impl_baseD2Ev
         U _ZN5boost6python9converter19do_return_to_pythonEPKc
         U _ZN5boost6python9converter8registry5queryENS0_9type_infoE
         U _ZNK5boost6python7objects21py_function_impl_base9max_arityEv
         U
_ZNK5boost6python9converter12registration25expected_from_python_typeEv
         U _ZTIN5boost6python7objects21py_function_impl_baseE
         U _ZTIPKc@@CXXABI_1.3
         U _ZTIc@@CXXABI_1.3
         U _ZTVN10__cxxabiv120__si_class_type_infoE@@CXXABI_1.3
         U _ZTVN5boost6python7objects21py_function_impl_baseE
         U _ZdlPv@@GLIBCXX_3.4
         U _Znwj@@GLIBCXX_3.4
         U __cxa_atexit@@GLIBC_2.1.3
         w __cxa_finalize@@GLIBC_2.1.3
         U __cxa_guard_abort@@CXXABI_1.3
         U __cxa_guard_acquire@@CXXABI_1.3
         U __cxa_guard_release@@CXXABI_1.3
         w __gmon_start__
         U __gxx_personality_v0@@CXXABI_1.3