fix C# build_packages scripts
diff --git a/src/csharp/build_packages_dotnetcli.bat b/src/csharp/build_packages_dotnetcli.bat
index 4fec2c7..7558ca6 100755
--- a/src/csharp/build_packages_dotnetcli.bat
+++ b/src/csharp/build_packages_dotnetcli.bat
@@ -29,11 +29,10 @@
@rem Current package versions
set VERSION=1.3.0-dev
-set PROTOBUF_VERSION=3.0.0
@rem Adjust the location of nuget.exe
set NUGET=C:\nuget\nuget.exe
-set DOTNET=C:\dotnet\dotnet.exe
+set DOTNET=dotnet
set -ex
@@ -56,13 +55,16 @@
xcopy /Y /I ..\..\architecture=x86,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x86\
xcopy /Y /I ..\..\architecture=x64,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x64\
-%DOTNET% restore . || goto :error
+%DOTNET% restore Grpc.sln || goto :error
-%DOTNET% pack --configuration Release Grpc.Core\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.Core.Testing\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.Auth\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.HealthCheck\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.Reflection\project.json --output ..\..\artifacts || goto :error
+@rem To be able to build, we also need to put grpc_csharp_ext to its normal location
+xcopy /Y /I nativelibs\windows_x64\grpc_csharp_ext.dll ..\..\cmake\build\x64\Release\
+
+%DOTNET% pack --configuration Release Grpc.Core --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.Core.Testing --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.Auth --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.HealthCheck --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.Reflection --output ..\..\..\artifacts || goto :error
%NUGET% pack Grpc.nuspec -Version %VERSION% -OutputDirectory ..\..\artifacts || goto :error
%NUGET% pack Grpc.Tools.nuspec -Version %VERSION% -OutputDirectory ..\..\artifacts