caffe and c++ compile with g++

g++ 命令：

g++ -o demo_caffe.bin -I /home/shawn/caffe-ssd/include -I /usr/local/cuda-7.5/targets/x86_64-linux/include -fPIC demo_caffe.cpp -lboost_system -lboost_filesystem

c++ 代码：

#include<iostream>#include<caffe/caffe.hpp>using namespace std;using namespace caffe;int main(){cout<<"hello world !"<<endl;return 0;}