[Ns-bugs] [Bug 1251] OSX: test.py reports dyld: Library not loaded:

[code@nsnam.ece.gatech.edu]

https://www.nsnam.org/bugzilla/show_bug.cgi?id=1251

--- Comment #9 from John Abraham <jabraham3 at mail.gatech.edu> 2011-08-25 14:54:00 EDT ---
yes "./waf install" allowed the executable to run.
ns-3.11 does not have this issue on Snow leopard

ns-3.11 won't build on my OSX lion

(In reply to comment #8)
> 14:17:36 runner system command -> ['/usr/bin/g++', [...bunch of objects...],
> '-o',
> '/Users/john/ns-3.12-rc1/ns-allinone-3.12-RC1/ns-3.12-RC1/build/debug/libns3-core.dylib',
> '-dynamiclib', '-install_name', '/usr/local/lib/libns3-core.3.12-RC1.dylib']
> 
> 14:17:48 runner system command -> ['/usr/bin/g++',
> 'debug/examples/tutorial/hello-simulator_1.o', '-o',
> '/Users/john/ns-3.12-rc1/ns-allinone-3.12-RC1/ns-3.12-RC1/build/debug/examples/tutorial/hello-simulator',
> '-Ldebug', '-lns3-core']
> 
> I guess the linker finds the libns3-core.dylib alright, but the dynamic loader
> (at runtime) tries to look for /usr/local/lib/libns3-core.3.12-RC1.dylib, which
> of course doesn't exist yet.  The reason is the -install_name parameter that
> waf gives to the linker.
> 
> My theory (maybe you could check that) is that after "waf install" the ns-3
> examples will run fine.  The next question then is how to fix it, and this is
> where I have no good idea.
> 
> Apparently, if we tell waf the library will be installed, then it will supply
> the parameters '-install_name /usr/local/lib/libns3-core.3.12-RC1.dylib',
> wheres if install_path is missing, then the parameters will be '-install_name
> libns3-core.3.12-RC1.dylib'.  The second form is what we had in ns-3.11 and it
> worked for uninstalled ns-3.  So, for now, I guess we have to choose what we
> want OSX build to work, either ns-3 needs to be  installed or it cannot be
> installed at all, choose one *sigh*

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