kevinmgyu opened a new issue #695: gflags(2.1.2-3),g++( 4:5.3.1-1ubuntu1) 
protobuf( 2.6.1-1.3) Linux make编译错误
URL: https://github.com/apache/incubator-brpc/issues/695
 
 
   **Describe the bug (描述bug)**
   home/ubuntu/kevinmgyu/brpc/src/butil/logging.cc:1388: undefined reference to 
`google::RegisterFlagValidator(std::string const*, bool (*)(char const*, 
std::string const&))'
   libbrpc.a(variable.o): In function `bvar::dumping_thread(void*)':
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:706: undefined reference 
to `google::GetCommandLineOption(char const*, std::string*)'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:711: undefined reference 
to `google::GetCommandLineOption(char const*, std::string*)'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:716: undefined reference 
to `google::GetCommandLineOption(char const*, std::string*)'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:720: undefined reference 
to `google::GetCommandLineOption(char const*, std::string*)'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:724: undefined reference 
to `google::GetCommandLineOption(char const*, std::string*)'
   libbrpc.a(variable.o): In function 
`__static_initialization_and_destruction_0':
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:827: undefined reference 
to `google::RegisterFlagValidator(std::string const*, bool (*)(char const*, 
std::string const&))'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:829: undefined reference 
to `google::RegisterFlagValidator(std::string const*, bool (*)(char const*, 
std::string const&))'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:831: undefined reference 
to `google::RegisterFlagValidator(std::string const*, bool (*)(char const*, 
std::string const&))'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:833: undefined reference 
to `google::RegisterFlagValidator(std::string const*, bool (*)(char const*, 
std::string const&))'
   /home/ubuntu/kevinmgyu/brpc/src/bvar/variable.cpp:835: undefined reference 
to `google::RegisterFlagValidator(std::string const*, bool (*)(char const*, 
std::string const&))'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function 
`google::protobuf::internal::StringTypeTraits::Get(int, 
google::protobuf::internal::ExtensionSet const&, std::string const&)':
   /usr/local/include/google/protobuf/extension_set.h:855: undefined reference 
to `google::protobuf::internal::ExtensionSet::GetString(int, std::string 
const&) const'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::field_to_string(google::protobuf::FieldDescriptor const*)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:65: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:69: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::generate_declarations(std::set<std::string, std::less<std::string>, 
std::allocator<std::string> > const&, std::set<std::string, 
std::less<std::string>, std::allocator<std::string> > const&, 
google::protobuf::io::Printer&)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:193: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:200: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::generate_parsing(google::protobuf::Descriptor const*, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
google::protobuf::io::Printer&)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:273: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:489: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:493: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::generate_parsing(google::protobuf::Descriptor const*, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
google::protobuf::io::Printer&)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:566: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:575: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:581: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:644: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:517: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:505: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:499: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:511: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:544: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:545: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:523: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:529: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:535: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:563: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   
src/mcpack2pb/generator.o:/home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:484:
 more undefined references to `google::protobuf::io::Printer::Print(char 
const*, char const*, std::string const&, char const*, std::string const&, char 
const*, std::string const&)' follow
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::generate_parsing(google::protobuf::Descriptor const*, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
google::protobuf::io::Printer&)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:283: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::generate_parsing(google::protobuf::Descriptor const*, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
google::protobuf::io::Printer&)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:380: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:381: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:382: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:470: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:475: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:476: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:377: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:338: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:339: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:313: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:345: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:351: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:307: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   
src/mcpack2pb/generator.o:/home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:301:
 more undefined references to `google::protobuf::io::Printer::Print(char 
const*, char const*, std::string const&, char const*, std::string const&, char 
const*, std::string const&)' follow
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::generate_parsing(google::protobuf::Descriptor const*, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
std::set<std::string, std::less<std::string>, std::allocator<std::string> >&, 
google::protobuf::io::Printer&)':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:406: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:407: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:867: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:871: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:897: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1239: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1248: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1276: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   src/mcpack2pb/generator.o: In function 
`mcpack2pb::McpackToProtobuf::Generate(google::protobuf::FileDescriptor const*, 
std::string const&, google::protobuf::compiler::GeneratorContext*, 
std::string*) const':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1403: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1204: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1224: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1255: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1207: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1211: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:945: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:956: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:908: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:908: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:930: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:916: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:916: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:921: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:921: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:903: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   
src/mcpack2pb/generator.o:/home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:903:
 more undefined references to `google::protobuf::io::Printer::Print(char 
const*, char const*, std::string const&, char const*, std::string const&, char 
const*, std::string const&)' follow
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:988: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:994: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1215: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1224: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1221: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:930: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:930: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1017: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1022: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1027: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1030: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1039: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1153: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1194: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1158: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1148: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1048: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1087: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1127: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1107: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1107: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1112: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1112: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1102: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   
src/mcpack2pb/generator.o:/home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1102:
 more undefined references to `google::protobuf::io::Printer::Print(char 
const*, char const*, std::string const&, char const*, std::string const&, char 
const*, std::string const&)' follow
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1169: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1235: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1117: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1117: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1112: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1112: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1204: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1211: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1207: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1096: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1096: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1102: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1102: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1123: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1123: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1044: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:941: undefined 
reference to `google::protobuf::FieldDescriptor::message_type() const'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_registration':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1304: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1316: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1322: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&, char const*, std::string 
const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1333: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&, char const*, std::string const&)'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1339: undefined 
reference to `google::protobuf::io::Printer::Print(char const*, char const*, 
std::string const&)'
   src/mcpack2pb/generator.o: In function `FunctionClosure1':
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/callback.h:167: undefined reference 
to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1224: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:916: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:921: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1215: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:927: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1221: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:912: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1151: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:930: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1148: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1156: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1167: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:908: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:903: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1161: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1171: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1096: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1117: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1112: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1123: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   src/mcpack2pb/generator.o: In function `Init<const 
google::protobuf::FieldDescriptor>':
   /usr/local/include/google/protobuf/stubs/once.h:153: undefined reference to 
`google::protobuf::FieldDescriptor::TypeOnceInit(google::protobuf::FieldDescriptor
 const*)'
   src/mcpack2pb/generator.o: In function `generate_serializing':
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1102: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   /home/ubuntu/kevinmgyu/brpc/src/mcpack2pb/generator.cpp:1107: undefined 
reference to `google::protobuf::FieldDescriptor::enum_type() const'
   
src/mcpack2pb/generator.o:(.data.rel.ro._ZTVN9mcpack2pb16McpackToProtobufE[_ZTVN9mcpack2pb16McpackToProtobufE]+0x28):
 undefined reference to 
`google::protobuf::compiler::CodeGenerator::GenerateAll(std::vector<google::protobuf::FileDescriptor
 const*, std::allocator<google::protobuf::FileDescriptor const*> > const&, 
std::string const&, google::protobuf::compiler::GeneratorContext*, 
std::string*) const'
   /tmp/ccNuFzeT.o: In function 
`protobuf_idl_5foptions_2eproto::protobuf_AssignDescriptors()':
   idl_options.pb.cc:(.text+0x78): undefined reference to 
`google::protobuf::internal::AssignDescriptors(std::string const&, 
google::protobuf::internal::MigrationSchema const*, google::protobuf::Message 
const* const*, unsigned int const*, google::protobuf::MessageFactory*, 
google::protobuf::Metadata*, google::protobuf::EnumDescriptor const**, 
google::protobuf::ServiceDescriptor const**)'
   /tmp/ccNuFzeT.o: In function 
`protobuf_idl_5foptions_2eproto::AddDescriptorsImpl()':
   idl_options.pb.cc:(.text+0x115): undefined reference to 
`google::protobuf::MessageFactory::InternalRegisterGeneratedFile(char const*, 
void (*)(std::string const&))'
   idl_options.pb.cc:(.text+0x11a): undefined reference to 
`protobuf_google_2fprotobuf_2fdescriptor_2eproto::AddDescriptors()'
   libbrpc.a(gflag.o): In function `bvar::GFlag::get_value() const':
   /home/ubuntu/kevinmgyu/brpc/src/bvar/gflag.cpp:79: undefined reference to 
`google::GetCommandLineOption(char const*, std::string*)'
   libbrpc.a(gflag.o): In function `bvar::GFlag::set_value(char const*)':
   /home/ubuntu/kevinmgyu/brpc/src/bvar/gflag.cpp:86: undefined reference to 
`google::SetCommandLineOption(char const*, char const*)'
   collect2: error: ld returned 1 exit status
   Makefile:229: recipe for target 'protoc-gen-mcpack' failed
   
   
   **To Reproduce (复现方法)**
   $ sh config_brpc.sh --headers=/usr/include --libs=/usr/lib
   $ make
   
   **Expected behavior (期望行为)**
   编译通过
   
   **Versions (各种版本)**
   OS:linux
   Compiler:g++( 4:5.3.1-1ubuntu1)
   brpc: git clone直接下载的
   protobuf:( 2.6.1-1.3)
   
   **Additional context/screenshots (更多上下文/截图)**
   无
   

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