Unable to compile sample UDP echo server

[denismakogon]

conan:

[requires]
cppserver/1.0.1.0

[generators]
CMakeDeps
CMakeToolchain

CMakeLists:

cmake_minimum_required(VERSION 3.24)

project(udplib LANGUAGES C CXX VERSION 0.0.1 DESCRIPTION "udplib")

add_definitions("-std=c++11")

find_package(cppserver)
add_executable(${PROJECT_NAME} src/main.cc ${HEADERS})
target_link_libraries(${PROJECT_NAME} cppserver::cppserver)

error:

[ 50%] Building CXX object CMakeFiles/udplib.dir/src/main.cc.o
In file included from /Users/denismakogon/go/src/github.com/denismakogon/udplib/src/main.cc:1:
In file included from /Users/denismakogon/.conan/data/cppserver/1.0.1.0/_/_/package/7013dbe3bb4a95ca2ea1195c65c0d63529763c20/include/server/asio/udp_server.h:12:
In file included from /Users/denismakogon/.conan/data/cppserver/1.0.1.0/_/_/package/7013dbe3bb4a95ca2ea1195c65c0d63529763c20/include/server/asio/service.h:15:
In file included from /Users/denismakogon/.conan/data/cppcommon/1.0.2.0/_/_/package/49beb6ac68a9c74359a1b46f2da1643fab69036c/include/threads/thread.h:164:
/Users/denismakogon/.conan/data/cppcommon/1.0.2.0/_/_/package/49beb6ac68a9c74359a1b46f2da1643fab69036c/include/threads/thread.inl:47:25: warning: initialized lambda captures are a C++14 extension [-Wc++14-extensions]
    return std::thread([fn = fn, args...]()
                        ^
1 warning generated.
[100%] Linking CXX executable bin/udplib
ld: warning: directory not found for option '-L/opt/homebrew/opt/llvm/lib'
Undefined symbols for architecture arm64:
  "_CONF_modules_unload", referenced from:
      asio::ssl::detail::openssl_init_base::do_init::~do_init() in main.cc.o
  "_ERR_reason_error_string", referenced from:
      asio::error::detail::ssl_category::message(int) const in main.cc.o
  "CppServer::Asio::Service::Service(int, bool)", referenced from:
      std::__1::__shared_ptr_emplace<CppServer::Asio::Service, std::__1::allocator<CppServer::Asio::Service> >::__shared_ptr_emplace<>(std::__1::allocator<CppServer::Asio::Service>) in main.cc.o
  "CppServer::Asio::UDPServer::ReceiveAsync()", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::MulticastAsync(void const*, unsigned long)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Send(asio::ip::basic_endpoint<asio::ip::udp> const&, void const*, unsigned long)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Send(asio::ip::basic_endpoint<asio::ip::udp> const&, void const*, unsigned long, CppCommon::Timespan const&)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Stop()", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Start(asio::ip::basic_endpoint<asio::ip::udp> const&)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Start(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, int)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Start()", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Receive(asio::ip::basic_endpoint<asio::ip::udp>&, void*, unsigned long)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Receive(asio::ip::basic_endpoint<asio::ip::udp>&, void*, unsigned long, CppCommon::Timespan const&)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Receive(asio::ip::basic_endpoint<asio::ip::udp>&, unsigned long)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Receive(asio::ip::basic_endpoint<asio::ip::udp>&, unsigned long, CppCommon::Timespan const&)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Restart()", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Multicast(void const*, unsigned long)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::Multicast(void const*, unsigned long, CppCommon::Timespan const&)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::SendAsync(asio::ip::basic_endpoint<asio::ip::udp> const&, void const*, unsigned long)", referenced from:
      vtable for EchoServer in main.cc.o
  "CppServer::Asio::UDPServer::UDPServer(std::__1::shared_ptr<CppServer::Asio::Service> const&, int, CppServer::Asio::InternetProtocol)", referenced from:
      EchoServer::EchoServer(std::__1::shared_ptr<CppServer::Asio::Service> const&, int, CppServer::Asio::InternetProtocol) in main.cc.o
  "typeinfo for CppServer::Asio::UDPServer", referenced from:
      typeinfo for EchoServer in main.cc.o
  "vtable for CppServer::Asio::UDPServer", referenced from:
      CppServer::Asio::UDPServer::~UDPServer() in main.cc.o
  NOTE: a missing vtable usually means the first non-inline virtual member function has no definition.
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [bin/udplib] Error 1
make[1]: *** [CMakeFile

[chronoxor]

Please try add_definitions("-std=c++14")

[denismakogon]

No, it gave the same result. I'm adding a bit more of info regarding my machine:

1. macOS 12.6 [M1]
2. conan profile:

   
   [settings]
   os=Macos
   os_build=Macos
   arch=armv8
   arch_build=armv8
   #compiler=apple-clang
   compiler=clang
   compiler.version=14
   compiler.libcxx=libc++
   build_type=Release
   [options]

[build_requires]

[env] CC=/usr/bin/clang CXX=/usr/bin/clang++

[denismakogon]

@chronoxor any updates so far?