进入目录 = enter dir
无需做任何事 = need nothing to do 
离开目录 = leave dir
错误 = error

my g++ version is :
g++ (Uos 8.3.0.3-3+rebuild) 8.3.0
Copyright (C) 2018 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.


Making all in res
make[1]: 进入目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/res”
make[1]: 对“all”无需做任何事。
make[1]: 离开目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/res”
Making all in src
make[1]: 进入目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/src”
make  all-recursive
make[2]: 进入目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/src”
Making all in filezilla
make[3]: 进入目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/src/filezilla”
/bin/bash ../../libtool  --tag=CXX   --mode=compile g++ -std=c++17 -DHAVE_CONFIG_H -I. -I../../src    -I/usr/local/include -I/usr/include/p11-kit-1 -fno-exceptions -g -O2 -MT acme/libfilezilla_common_la-cert_info.lo -MD -MP -MF acme/.deps/libfilezilla_common_la-cert_info.Tpo -c -o acme/libfilezilla_common_la-cert_info.lo `test -f 'acme/cert_info.cpp' || echo './'`acme/cert_info.cpp
libtool: compile:  g++ -std=c++17 -DHAVE_CONFIG_H -I. -I../../src -I/usr/local/include -I/usr/include/p11-kit-1 -fno-exceptions -g -O2 -MT acme/libfilezilla_common_la-cert_info.lo -MD -MP -MF acme/.deps/libfilezilla_common_la-cert_info.Tpo -c acme/cert_info.cpp  -fPIC -DPIC -o acme/.libs/libfilezilla_common_la-cert_info.o
libtool: compile:  g++ -std=c++17 -DHAVE_CONFIG_H -I. -I../../src -I/usr/local/include -I/usr/include/p11-kit-1 -fno-exceptions -g -O2 -MT acme/libfilezilla_common_la-cert_info.lo -MD -MP -MF acme/.deps/libfilezilla_common_la-cert_info.Tpo -c acme/cert_info.cpp -o acme/libfilezilla_common_la-cert_info.o >/dev/null 2>&1
mv -f acme/.deps/libfilezilla_common_la-cert_info.Tpo acme/.deps/libfilezilla_common_la-cert_info.Plo
/bin/bash ../../libtool  --tag=CXX   --mode=compile g++ -std=c++17 -DHAVE_CONFIG_H -I. -I../../src    -I/usr/local/include -I/usr/include/p11-kit-1 -fno-exceptions -g -O2 -MT acme/libfilezilla_common_la-client.lo -MD -MP -MF acme/.deps/libfilezilla_common_la-client.Tpo -c -o acme/libfilezilla_common_la-client.lo `test -f 'acme/client.cpp' || echo './'`acme/client.cpp
libtool: compile:  g++ -std=c++17 -DHAVE_CONFIG_H -I. -I../../src -I/usr/local/include -I/usr/include/p11-kit-1 -fno-exceptions -g -O2 -MT acme/libfilezilla_common_la-client.lo -MD -MP -MF acme/.deps/libfilezilla_common_la-client.Tpo -c acme/client.cpp  -fPIC -DPIC -o acme/.libs/libfilezilla_common_la-client.o
In file included from acme/../http/client.hpp:13,
                 from acme/client.hpp:10,
                 from acme/client.cpp:1:
acme/../http/../util/options.hpp: In instantiation of ‘fz::util::options<Holder>::opt<Value>::opt(fz::util::options<Holder>::opt<U>&&) [with U = fz::util::options<fz::http::client::options, void, 18446744073709551615>::empty; Value = std::function<void(fz::http::response&&)>; Holder = fz::http::client::options]’:
acme/../http/client.hpp:36:55:   required from here
acme/../http/../util/options.hpp:30:37: error: call of overloaded ‘function(std::remove_reference<fz::util::options<fz::http::client::options, void, 18446744073709551615>::empty&>::type)’ is ambiguous
     , holder_(std::move(rhs.holder_))
                                     ^
In file included from /usr/include/c++/8/functional:59,
                 from /usr/local/include/libfilezilla/thread.hpp:6,
                 from /usr/local/include/libfilezilla/event_loop.hpp:8,
                 from /usr/local/include/libfilezilla/event_handler.hpp:4,
                 from /usr/local/include/libfilezilla/socket.hpp:13,
                 from /usr/local/include/libfilezilla/tls_layer.hpp:8,
                 from acme/client.hpp:8,
                 from acme/client.cpp:1:
/usr/include/c++/8/bits/std_function.h:422:7: note: candidate: ‘std::function<_Res(_ArgTypes ...)>::function(std::function<_Res(_ArgTypes ...)>&&) [with _Res = void; _ArgTypes = {fz::http::response&&}]’
       function(function&& __x) noexcept : _Function_base()
       ^~~~~~~~
/usr/include/c++/8/bits/std_function.h:652:5: note: candidate: ‘std::function<_Res(_ArgTypes ...)>::function(const std::function<_Res(_ArgTypes ...)>&) [with _Res = void; _ArgTypes = {fz::http::response&&}]’
     function<_Res(_ArgTypes...)>::
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/8/bits/std_function.h:402:7: note: candidate: ‘std::function<_Res(_ArgTypes ...)>::function(std::nullptr_t) [with _Res = void; _ArgTypes = {fz::http::response&&}; std::nullptr_t = std::nullptr_t]’
       function(nullptr_t) noexcept
       ^~~~~~~~
In file included from acme/../http/client.hpp:13,
                 from acme/client.hpp:10,
                 from acme/client.cpp:1:
acme/../http/../util/options.hpp: In instantiation of ‘fz::util::options<Holder>::opt<Value>::opt(fz::util::options<Holder>::opt<U>&&) [with U = fz::util::options<fz::http::client::options, void, 18446744073709551615>::empty; Value = fz::http::headers; Holder = fz::http::client::options]’:
acme/../http/client.hpp:37:55:   required from here
acme/../http/../util/options.hpp:30:37: error: call of overloaded ‘headers(std::remove_reference<fz::util::options<fz::http::client::options, void, 18446744073709551615>::empty&>::type)’ is ambiguous
     , holder_(std::move(rhs.holder_))
                                     ^
In file included from /usr/include/c++/8/map:61,
                 from /usr/local/include/libfilezilla/json.hpp:9,
                 from /usr/local/include/libfilezilla/jws.hpp:8,
                 from acme/client.hpp:6,
                 from acme/client.cpp:1:
/usr/include/c++/8/bits/stl_map.h:192:7: note: candidate: ‘std::map<_Key, _Tp, _Compare, _Alloc>::map(const _Compare&, const allocator_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = std::__cxx11::basic_string<char>; _Compare = fz::less_insensitive_ascii; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> > >; std::map<_Key, _Tp, _Compare, _Alloc>::allocator_type = std::allocator<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> > >]’
       map(const _Compare& __comp,
       ^~~
In file included from acme/../http/request.hpp:7,
                 from acme/../http/client.hpp:15,
                 from acme/client.hpp:10,
                 from acme/client.cpp:1:
acme/../http/headers.hpp:53:13: note:   inherited here
  using map::map;
             ^~~
In file included from /usr/include/c++/8/map:61,
                 from /usr/local/include/libfilezilla/json.hpp:9,
                 from /usr/local/include/libfilezilla/jws.hpp:8,
                 from acme/client.hpp:6,
                 from acme/client.cpp:1:
/usr/include/c++/8/bits/stl_map.h:226:7: note: candidate: ‘std::map<_Key, _Tp, _Compare, _Alloc>::map(std::initializer_list<std::pair<const _Key, _Tp> >, const _Compare&, const allocator_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = std::__cxx11::basic_string<char>; _Compare = fz::less_insensitive_ascii; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> > >; std::map<_Key, _Tp, _Compare, _Alloc>::allocator_type = std::allocator<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> > >]’
       map(initializer_list<value_type> __l,
       ^~~
In file included from acme/../http/request.hpp:7,
                 from acme/../http/client.hpp:15,
                 from acme/client.hpp:10,
                 from acme/client.cpp:1:
acme/../http/headers.hpp:53:13: note:   inherited here
  using map::map;
             ^~~
In file included from /usr/include/c++/8/map:61,
                 from /usr/local/include/libfilezilla/json.hpp:9,
                 from /usr/local/include/libfilezilla/jws.hpp:8,
                 from acme/client.hpp:6,
                 from acme/client.cpp:1:
/usr/include/c++/8/bits/stl_map.h:234:7: note: candidate: ‘std::map<_Key, _Tp, _Compare, _Alloc>::map(const allocator_type&) [with _Key = std::__cxx11::basic_string<char>; _Tp = std::__cxx11::basic_string<char>; _Compare = fz::less_insensitive_ascii; _Alloc = std::allocator<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> > >; std::map<_Key, _Tp, _Compare, _Alloc>::allocator_type = std::allocator<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> > >]’
       map(const allocator_type& __a)
       ^~~
In file included from acme/../http/request.hpp:7,
                 from acme/../http/client.hpp:15,
                 from acme/client.hpp:10,
                 from acme/client.cpp:1:
acme/../http/headers.hpp:53:13: note:   inherited here
  using map::map;
             ^~~
acme/../http/headers.hpp:12:7: note: candidate: ‘fz::http::headers::headers(const fz::http::headers&)’
 class headers: public std::map<std::string, std::string, fz::less_insensitive_ascii>
       ^~~~~~~
acme/../http/headers.hpp:12:7: note: candidate: ‘fz::http::headers::headers(fz::http::headers&&)’
make[3]: *** [Makefile:1032：acme/libfilezilla_common_la-client.lo] 错误 1
make[3]: 离开目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/src/filezilla”
make[2]: *** [Makefile:419：all-recursive] 错误 1
make[2]: 离开目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/src”
make[1]: *** [Makefile:358：all] 错误 2
make[1]: 离开目录“/home/fozei/code/c-cpp/filezilla-server-1.3.0/src”
make: *** [Makefile:448：all-recursive] 错误 1