Squashed 'libs/protobuf/' content from commit fcd3b9a85

git-subtree-dir: libs/protobuf
git-subtree-split: fcd3b9a85ef36e46643dc30176cea1a7ad62e02b

csharp/buildall.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+CONFIG=Release
+SRC=$(dirname $0)/src
+
+set -ex
+
+echo Building relevant projects.
+dotnet restore $SRC/Google.Protobuf.sln
+dotnet build -c $CONFIG $SRC/Google.Protobuf.sln
+
+echo Running tests.
+# Only test netcoreapp3.1, which uses the .NET Core runtime.
+# If we want to test the .NET 4.5 version separately, we could
+# run Mono explicitly. However, we don't have any differences between
+# the .NET 4.5 and netstandard2.1 assemblies.
+dotnet test -c $CONFIG -f netcoreapp3.1 $SRC/Google.Protobuf.Test/Google.Protobuf.Test.csproj