我已经安装了很多次 Caffe。这次我尝试下载最新版本，但是，我在安装时遇到了很多问题。我不知道如何解决它。
我尝试了两种方法：building by make和make all。通过cmake，我遇到了这个问题：
-- The C compiler identification is GNU 4.6.4
-- The CXX compiler identification is GNU 4.6.4
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Looking for pthread_create
-- Looking for pthread_create - not found
-- Looking for pthread_create in pthreads
-- Looking for pthread_create in pthreads - not found
-- Looking for pthread_create in pthread
-- Looking for pthread_create in pthread - found
-- Found Threads: TRUE
-- Boost version: 1.58.0
-- Found the following Boost libraries:
-- system
-- thread
-- filesystem
-- chrono
-- date_time
-- atomic
-- Found GFlags: /usr/include
-- Found gflags (include: /usr/include, library: /usr/lib/x86_64-linux-gnu/libgflags.so)
-- Found Glog: /usr/include
-- Found glog (include: /usr/include, library: /usr/lib/x86_64-linux-gnu/libglog.so)
-- Found Protobuf: /usr/lib/x86_64-linux-gnu/libprotobuf.so
-- Found PROTOBUF Compiler: /usr/bin/protoc
-- Found HDF5: /home/user/anaconda2/envs/empty/lib/libhdf5_hl.so;/home/user/anaconda2/envs/empty/lib/libhdf5.so;/home/user/anaconda2/envs/empty/lib/libhdf5_hl.so;/home/user/anaconda2/envs/empty/lib/libhdf5.so;/usr/lib/x86_64-linux-gnu/librt.so;/usr/lib/x86_64-linux-gnu/libpthread.so;/home/user/anaconda2/envs/empty/lib/libz.so;/usr/lib/x86_64-linux-gnu/libdl.so;/usr/lib/x86_64-linux-gnu/libm.so (found version "1.8.17")
-- Found LMDB: /usr/include
-- Found lmdb (include: /usr/include, library: /usr/lib/x86_64-linux-gnu/liblmdb.so)
-- Found LevelDB: /usr/include
-- Found LevelDB (include: /usr/include, library: /usr/lib/x86_64-linux-gnu/libleveldb.so)
-- Found Snappy: /usr/include
-- Found Snappy (include: /usr/include, library: /usr/lib/x86_64-linux-gnu/libsnappy.so)
-- CUDA detected: 7.5
-- Found cuDNN: ver. 5.1.5 found (include: /usr/include, library: /usr/lib/x86_64-linux-gnu/libcudnn.so)
-- Automatic GPU detection failed. Building for all known architectures.
-- Added CUDA NVCC flags for: sm_20 sm_21 sm_30 sm_35 sm_50 sm_60 sm_61
-- OpenCV found (/home/user/anaconda2/envs/empty/share/OpenCV)
-- Found Atlas: /usr/include
-- Found Atlas (include: /usr/include library: /usr/lib/libatlas.so lapack: /usr/lib/liblapack.so
-- Found PythonInterp: /home/user/anaconda2/envs/empty/bin/python2.7 (found suitable version "2.7.13", minimum required is "2.7")
-- Found PythonLibs: /home/user/anaconda2/envs/empty/lib/libpython2.7.so (found suitable version "2.7.13", minimum required is "2.7")
-- Found NumPy: /home/user/anaconda2/envs/empty/lib/python2.7/site-packages/numpy/core/include (found suitable version "1.11.3", minimum required is "1.7.1")
-- NumPy ver. 1.11.3 found (include: /home/user/anaconda2/envs/empty/lib/python2.7/site-packages/numpy/core/include)
-- Boost version: 1.58.0
-- Found the following Boost libraries:
-- python
-- Could NOT find Doxygen (missing: DOXYGEN_EXECUTABLE)
-- Found Git: /usr/bin/git (found version "2.7.4")
--
-- ******************* Caffe Configuration Summary *******************
-- General:
-- Version : 1.0.0
-- Git : 1.0-dirty
-- System : Linux
-- C++ compiler : /usr/bin/c++
-- Release CXX flags : -O3 -DNDEBUG -fPIC -Wall -Wno-sign-compare -Wno-uninitialized
-- Debug CXX flags : -g -fPIC -Wall -Wno-sign-compare -Wno-uninitialized
-- Build type : Release
--
-- BUILD_SHARED_LIBS : ON
-- BUILD_python : ON
-- BUILD_matlab : OFF
-- BUILD_docs : ON
-- CPU_ONLY : OFF
-- USE_OPENCV : ON
-- USE_LEVELDB : ON
-- USE_LMDB : ON
-- USE_NCCL : OFF
-- ALLOW_LMDB_NOLOCK : OFF
--
-- Dependencies:
-- BLAS : Yes (Atlas)
-- Boost : Yes (ver. 1.58)
-- glog : Yes
-- gflags : Yes
-- protobuf : Yes (ver. 2.6.1)
-- lmdb : Yes (ver. 0.9.17)
-- LevelDB : Yes (ver. 1.18)
-- Snappy : Yes (ver. 1.1.3)
-- OpenCV : Yes (ver. 3.2.0)
-- CUDA : Yes (ver. 7.5)
--
-- NVIDIA CUDA:
-- Target GPU(s) : Auto
-- GPU arch(s) : sm_20 sm_21 sm_30 sm_35 sm_50 sm_60 sm_61
-- cuDNN : Yes (ver. 5.1.5)
--
-- Python:
-- Interpreter : /home/user/anaconda2/envs/empty/bin/python2.7 (ver. 2.7.13)
-- Libraries : /home/user/anaconda2/envs/empty/lib/libpython2.7.so (ver 2.7.13)
-- NumPy : /home/user/anaconda2/envs/empty/lib/python2.7/site-packages/numpy/core/include (ver 1.11.3)
--
-- Documentaion:
-- Doxygen : No
-- config_file :
--
-- Install:
-- Install path : /home/user/caffe/build/install
--
-- Configuring done
CMake Warning (dev) in src/caffe/CMakeLists.txt:
Policy CMP0022 is not set: INTERFACE_LINK_LIBRARIES defines the link
interface. Run "cmake --help-policy CMP0022" for policy details. Use the
cmake_policy command to set the policy and suppress this warning.
Target "caffe" has an INTERFACE_LINK_LIBRARIES property which differs from
it's LINK_INTERFACE_LIBRARIES properties.
INTERFACE_LINK_LIBRARIES:
proto;/usr/lib/x86_64-linux-gnu/libboost_system.so;/usr/lib/x86_64-linux-gnu/libboost_thread.so;/usr/lib/x86_64-linux-gnu/libboost_filesystem.so;/usr/lib/x86_64-linux-gnu/libboost_chrono.so;
[...]
图书馆似乎存在链接问题。
然后我使用make clean并尝试通过make -j4. 编译一段时间后（编译几层），这个也给出了以下错误：
[...]
CXX .build_release/src/caffe/proto/caffe.pb.cc
AR -o .build_release/lib/libcaffe.a
LD -o .build_release/lib/libcaffe.so.1.0.0
CXX/LD -o .build_release/tools/caffe.bin
CXX/LD -o .build_release/tools/test_net.bin
.build_release/lib/libcaffe.so: **undefined reference to `google::protobuf**::internal::WireFormatLite::WriteStringMaybeAliased(int, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, google::protobuf::io::CodedOutputStream*)'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::io::CodedOutputStream::WriteStringWithSizeToArray(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, unsigned char*)'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::internal::WireFormatLite::ReadString(google::protobuf::io::CodedInputStream*, std::basic_string<char, std::char_traits<char>, std::allocator<char> >*)'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::Message::GetTypeName() const'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::internal::StringTypeHandlerBase::Delete(std::basic_string<char, std::char_traits<char>, std::allocator<char> >*)'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::MessageFactory::InternalRegisterGeneratedFile(char const*, void (*)(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&))'
.build_release/lib/libcaffe.so: undefined reference to `leveldb::DB::Open(leveldb::Options const&, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, leveldb::DB**)'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::Message::DebugString() const'
.build_release/lib/libcaffe.so: undefined reference to `google::base::CheckOpMessageBuilder::NewString()'
.build_release/lib/libcaffe.so: undefined reference to `google::protobuf::internal::WireFormatLite::WriteBytesMaybeAliased(int, std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, google::protobuf::io::CodedOutputStream*)'
[...]
Makefile:625: recipe for target '.build_release/tools/upgrade_net_proto_binary.bin' failed
make: *** [.build_release/tools/upgrade_net_proto_binary.bin] Error 1
在以前的版本安装中，我正在删除protobuf并安装它，之后它就可以工作了。我尝试了很多次，但仍然遇到同样的错误。我非常感谢任何帮助/提示。我应该向 `./bashrc' 添加特定路径吗？