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When do you need to install

If you use the protoc command and encounter Protoc not found, it means that it is not installed. Or, an error occurs during execution: This parser only recognizes "proto2", which means that it is not version 3.0.

Installation process and problems that may be encountered

Installation instruction

For more information, please refer to this article: a brief introduction to protobuf and installation in ubuntu 16.04Environment

Execute the following command in turn to download the source code compilation and installation, which takes a long time, more than 10 minutes.

Sudo apt-get install autoconf automake libtool curl make refresh shared library cache + unzipgit clone https://github.com/google/protobuf.gitcd protobufgit submodule update-- init-- recursive./autogen.sh./configuremakemake checksudo make installsudo ldconfig # refresh shared library cache.

May encounter problems

Most likely, the following error message will appear during execution:

. / autogen.sh: 4:. / autogen.sh: autoreconf: not found

Solution: execute the following command.

Sudo apt-get install autoconfsudo apt-get install automakesudo apt-get install libtool

After installation is complete

Execute the following command to verify the installation results and view the version number.

Protoc-version

Congratulations on getting the libprotoc version 3.9.0 or higher.

Summary

The above is the tutorial of installing Protobuf 3 on Ubuntu introduced by the editor. I hope it will be helpful to you. If you have any questions, please leave me a message and the editor will reply you in time. Thank you very much for your support to the website!

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