This is the lines used to compile a c++ programme.
g++ xp_example2.cpp api/gdxco.cpp ../C/api/gdxcc.c api/optco.cpp ../C/api/optcc.c api/gamsxco.cpp ../C/api/gamsxcc.c -Iapi -I../C/api
However, when I use IDE Xcode, I don't know what to change so that I arrive at the exact same thing. For example, How shall I edit my Xcode to incorporated the things like "-I" ? Thank you.