1 mkdir build
2 source env.sh
3 cd build
4 cmake -DCMAKE_INSTALL_PREFIX:PATH=/usr .. 
5 sed -i 's#-lyang#/usr/lib/arm-linux-gnueabihf/libyang.so /usr/local/lib/libpcre.so#g'  `grep -rl lyang  .`
6 cp /usr/local/lib/libpcre.so* /usr/local/lib/arm-linux-gnueabihf/
7 make