3.9.1 is a very old version of protobuf. If it's possible to upgrade to a newer version you would get access to newer features and we can support/debug easier. Is there any reason to stay at 3.9.1? If you change that will it fix the problem?
When you say "trying to compile" what command are you running exactly? On Friday, July 29, 2022 at 3:18:37 AM UTC-7 flowd...@gmail.com wrote: > Hello! > I am trying to resurrect a project from 2020 which is using protobuf. > > It comes with a script to install dependencies wich installs protobuf like > this: > > > > > > > > > > > > > > > * wget > https://github.com/google/protobuf/releases/download/v${PROTO_V}/protobuf-all-${PROTO_V}.zip > > <https://github.com/google/protobuf/releases/download/v$%7BPROTO_V%7D/protobuf-all-$%7BPROTO_V%7D.zip> > > > /dev/null unzip protobuf-all-${PROTO_V} > /dev/null cd > protobuf-${PROTO_V} ./autogen.sh > /dev/null if [ "$COMPILER" = "clang++" > ]; then ./configure CXX=clang++ CXXFLAGS='-std=c++11 -stdlib=libc++ -O3 > -g' > /dev/null else ./configure CXX=g++ CXXFLAGS='-std=c++11 -O3 -g' > > /dev/null fi make -j4 > /dev/null sudo make install > /dev/null sudo > ldconfig > /dev/null*which seems to work: > > > > *protoc --versionlibprotoc 3.9.1*The project is then compiled via another > script which does so by either using Clang (version 5 or newer) or gcc > (version 7 or newer) (according to doc). > > I've got > > *gcc version 11.2.0 (Ubuntu 11.2.0-19ubuntu1)Ubuntu clang version > 14.0.0-1ubuntu1* > installed. > > However when trying to compile I get like 50+ of those errors: > *undefined reference to `google::protobuf::.....* > > While googeling for a fix, I found that this may have to do with an update > to the compilers, however non of the fixes I found seemed to work out for > me :( > > Can anyone help me out on this? > > Looking forward to hearing from you, > Florian > -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/protobuf/a292a4e3-70e1-41dc-8156-c78107a7fa76n%40googlegroups.com.
