set(LIBRARY cryptopp) include_directories(../../cryptopp) # todo, subset file(GLOB HEADERS "../../cryptopp/*.h") file(GLOB SOURCE "../../cryptopp/*.cpp") add_library(${LIBRARY} ${HEADERS} ${SOURCE}) set(CRYPTOPP_INCLUDE_DIRS "../.." PARENT_SCOPE) set(CRYPTOPP_LIBRARIES ${LIBRARY} PARENT_SCOPE) set(CRYPTOPP_FOUND TRUE PARENT_SCOPE)