Never mind, I RT'd the FM :-) john
On Sun, Jul 1, 2018 at 2:37 PM John Lilley <whee...@gmail.com> wrote: > I have installed protobuf 3.5.1 using the "vcpkg" method on Windows. I > can generate code, but when I try to compile I get many errors like: > > 1>f:\vcpkg\installed\x64-windows\include\google\protobuf\stubs\logging.h(100): > warning C4251: 'google::protobuf::internal::LogMessage::message_': class > 'std::basic_string<char,std::char_traits<char>,std::allocator<char>>' needs > to have dll-interface to be used by clients of class > 'google::protobuf::internal::LogMessage' > 1>c:\program files (x86)\microsoft visual > studio\2017\professional\vc\tools\msvc\14.14.26428\include\xstring(4347): > note: see declaration of > 'std::basic_string<char,std::char_traits<char>,std::allocator<char>>' > > I can use std::string elsewhere in my code without this issue, so I > suspect that I need to set some preprocessor flag(s) in my project? > > The Readme says "When compiling your project, make sure to #define > PROTOBUF_USE_DLLS". However, doing so has no effect other than to report a > duplicate macro definition warning. > Thanks > john > > > > -- > You received this message because you are subscribed to the Google Groups > "Protocol Buffers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to protobuf+unsubscr...@googlegroups.com. > To post to this group, send email to protobuf@googlegroups.com. > Visit this group at https://groups.google.com/group/protobuf. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Protocol Buffers" group. To unsubscribe from this group and stop receiving emails from it, send an email to protobuf+unsubscr...@googlegroups.com. To post to this group, send email to protobuf@googlegroups.com. Visit this group at https://groups.google.com/group/protobuf. For more options, visit https://groups.google.com/d/optout.
