Cannot access file in python "unsafe use of relative rpath"

[mwilkins]

So it turns out that this is actually just a symptom of the underlying issue with SIP—Seems the default version of python has system integrity protection that interferes with the ROOT build operating as designed.

True solution here:

PyROOT cannot open file: "Error in <TNetXNGFile::Open>: [FATAL] Auth failed"

@ksmith So it looks like you’re right. It’s an issue with SIP that can be worked around using a different, non-system python. However, that one flag alone is not enough. I had to do: cmake -Dall=On -DPYTHON_EXECUTABLE=/usr/local/bin/python2 -DPYTHON_INCLUDE_DIR=/usr/local/Cellar/python/2.7.14/Frameworks/Python.framework/Versions/2.7/Headers -DPYTHON_LIBRARY=/usr/local/Cellar/python/2.7.14/Frameworks/Python.framework/Versions/2.7/lib/libpython2.7.dylib ../root/ pointing it at the Homebrew vers…