caffe make all error #5
Description
Hi,Chris,I just want to install caffe ,on ubuntu18.04,anaconda 3,and python2.7(cpu),and i use your caffe-master,but athe error really confuse me ,as following,
.build_release/tools/extract_features.o：在函数‘std::string* google::MakeCheckOpString<int, int>(int const&, int const&, char const*)’中：
extract_features.cpp:(.text._ZN6google17MakeCheckOpStringIiiEEPSsRKT_RKT0_PKc[_ZN6google17MakeCheckOpStringIiiEEPSsRKT_RKT0_PKc]+0x43)：对‘google::base::CheckOpMessageBuilder::NewString()’未定义的引用
.build_release/tools/extract_features.o：在函数‘std::string* google::MakeCheckOpString<unsigned int, int>(unsigned int const&, int const&, char const*)’中：
extract_features.cpp:(.text._ZN6google17MakeCheckOpStringIjiEEPSsRKT_RKT0_PKc[_ZN6google17MakeCheckOpStringIjiEEPSsRKT_RKT0_PKc]+0x43)：对‘google::base::CheckOpMessageBuilder::NewString()’未定义的引用
.build_release/tools/extract_features.o：在函数‘std::string* google::MakeCheckOpString<unsigned long, unsigned long>(unsigned long const&, unsigned long const&, char const*)’中：
extract_features.cpp:(.text._ZN6google17MakeCheckOpStringImmEEPSsRKT_RKT0_PKc[_ZN6google17MakeCheckOpStringImmEEPSsRKT_RKT0_PKc]+0x44)：对‘google::base::CheckOpMessageBuilder::NewString()’未定义的引用
.build_release/lib/libcaffe.so：对‘leveldb::DB::Open(leveldb::Options const&, std::string const&, leveldb::DB**)’未定义的引用
.build_release/lib/libcaffe.so：对‘leveldb::Status::ToString() const’未定义的引用
collect2: error: ld returned 1 exit status
Makefile:561: recipe for target '.build_release/tools/extract_features.bin' failed
make: *** [.build_release/tools/extract_features.bin] Error 1
It always exits,my gcc and g++ is 4.8.5,protobuf is 2.5,and I have g++ 7.3,but I lowered in order to make ,could you help me ,if so ,I will appreciate it very much.