protobuf3_20: remove (#334067)

pkgs/development/libraries/protobuf/3.20.nix

@@ -1,6 +0,0 @@
-{ callPackage, ... } @ args:
-
-callPackage ./generic-v3.nix ({
-  version = "3.20.3";
-  sha256 = "sha256-u/1Yb8+mnDzc3OwirpGESuhjkuKPgqDAvlgo3uuzbbk=";
-} // args)

pkgs/development/libraries/protobuf/generic-v3.nix

@@ -1,59 +0,0 @@
-{ lib, stdenv
-, fetchFromGitHub
-, autoreconfHook, zlib, gtest, buildPackages
-, version, sha256
-, ...
-}:
-
-let
-mkProtobufDerivation = buildProtobuf: stdenv: stdenv.mkDerivation {
-  pname = "protobuf";
-  inherit version;
-
-  # make sure you test also -A pythonPackages.protobuf
-  src = fetchFromGitHub {
-    owner = "protocolbuffers";
-    repo = "protobuf";
-    rev = "v${version}";
-    inherit sha256;
-  };
-
-  postPatch = ''
-    rm -rf gmock
-    cp -r ${gtest.src}/googlemock gmock
-    cp -r ${gtest.src}/googletest googletest
-    chmod -R a+w gmock
-    chmod -R a+w googletest
-    ln -s ../googletest gmock/gtest
-  '' + lib.optionalString stdenv.hostPlatform.isDarwin ''
-    substituteInPlace src/google/protobuf/testing/googletest.cc \
-      --replace 'tmpnam(b)' '"'$TMPDIR'/foo"'
-  '';
-
-  nativeBuildInputs = [ autoreconfHook buildPackages.which buildPackages.stdenv.cc buildProtobuf ];
-
-  buildInputs = [ zlib ];
-  configureFlags = lib.optional (buildProtobuf != null) "--with-protoc=${buildProtobuf}/bin/protoc";
-
-  enableParallelBuilding = true;
-
-  doCheck = true;
-
-  dontDisableStatic = true;
-
-  meta = {
-    description = "Google's data interchange format";
-    longDescription =
-      ''Protocol Buffers are a way of encoding structured data in an efficient
-        yet extensible format. Google uses Protocol Buffers for almost all of
-        its internal RPC protocols and file formats.
-      '';
-    homepage = "https://developers.google.com/protocol-buffers/";
-    license = lib.licenses.bsd3;
-    mainProgram = "protoc";
-    platforms = lib.platforms.unix;
-  };
-};
-in mkProtobufDerivation(if (stdenv.buildPlatform != stdenv.hostPlatform)
-                        then (mkProtobufDerivation null buildPackages.stdenv)
-                        else null) stdenv

pkgs/top-level/all-packages.nix

@@ -22565,9 +22565,6 @@ with pkgs;
       protobuf_21 = callPackage ../development/libraries/protobuf/21.nix {
         abseil-cpp = abseil-cpp_202103;
       };
-      protobuf3_20 = callPackage ../development/libraries/protobuf/3.20.nix {
-        abseil-cpp = abseil-cpp_202103;
-      };
     })
     protobuf_28
     protobuf_27
@@ -22576,7 +22573,6 @@ with pkgs;
     protobuf_24
     protobuf_23
     protobuf_21
-    protobuf3_20
     ;
 
   protobufc = callPackage ../development/libraries/protobufc { };

pkgs/top-level/python-packages.nix

@@ -10724,11 +10724,6 @@ self: super: with self; {
 
   proto-plus = callPackage ../development/python-modules/proto-plus { };
 
-  # Protobuf 3.x
-  protobuf3 = callPackage ../development/python-modules/protobuf/3.nix {
-    protobuf = pkgs.protobuf3_20;
-  };
-
   # Protobuf 4.x
   protobuf4 = callPackage ../development/python-modules/protobuf/4.nix {
     protobuf = pkgs.protobuf_25;