-- The CXX compiler identification is unknown
-- The C compiler identification is GNU 5.4.0
CMake Error at CMakeLists.txt:127 (project):
The CMAKE_CXX_COMPILER:
arm-linux-gnueabihf-g++
is not a full path and was not found in the PATH.
Tell CMake where to find the compiler by setting either the environment
variable "CXX" or the CMake cache entry CMAKE_CXX_COMPILER to the full path
to the compiler, or to the compiler name if it is in the PATH.