json-c uses CMAKE_INSTALL_FULL_INCLUDEDIR, so it does not support specifying a prefix other than that specified at configure time. I suggest filing an issue with json-c developers; I see no need to use the FULL_ variants.
json-c uses CMAKE_INSTALL_FULL_INCLUDEDIR, so it does not support specifying a prefix other than that specified at configure time. I suggest filing an issue with json-c developers; I see no need to use the FULL_ variants.