add experimental script for building the unitypackage

src/csharp/experimental/build_native_ext_for_android.sh

@@ -15,6 +15,8 @@
 
 # Helper script to crosscompile grpc_csharp_ext native extension for Android.
 
+set -ex
+
 cd "$(dirname "$0")/../../../cmake"
 
 mkdir -p build

src/csharp/experimental/build_unitypackage.sh

@@ -0,0 +1,43 @@
+#!/bin/sh
+# Copyright 2018 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Builds an experimental .unitypackage file to be imported into Unity projects.
+
+set -ex
+
+cd "$(dirname "$0")/.."
+
+dotnet restore Grpc.sln
+
+mkdir -p GrpcUnity
+dotnet build --configuration Release --framework net45 Grpc.Core --output ../GrpcUnity
+
+#ThirdParty:
+#Google.Protobuf:
+# - assembly
+
+#Grpc.Core:
+# - assembly
+# - native libraries....
+
+#Grpc.Tools:
+# - assembly
+
+#System.Interactive.Async:
+# - assembly
+
+# TODO: copy libraries to build...
+
+# TODO: rename mac dylib to: grpc_csharp_ext.bundle