# this one is important
SET (CMAKE_SYSTEM_NAME Linux)
#this one not so much
SET (CMAKE_SYSTEM_VERSION 1)

# specify the cross compiler
SET (CMAKE_C_COMPILER /usr/bin/arm-linux-gnueabihf-gcc-5)

SET (CMAKE_CXX_COMPILER /usr/bin/arm-linux-gnueabihf-g++-5)

# where is the target environment
SET (CMAKE_FIND_ROOT_PATH /work/RaspberryPi)

# search for programs in the build host directories
SET (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
# for libraries and headers in the target directories
SET (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
SET (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)