Initial checkin of gRPC to third_party/

third_party/grpc/src/csharp/buildall.bat

Index: third_party/grpc/src/csharp/buildall.bat
diff --git a/third_party/grpc/src/csharp/buildall.bat b/third_party/grpc/src/csharp/buildall.bat
new file mode 100755
index 0000000000000000000000000000000000000000..fcc84426563ccb48661bc1082b488e65654523a1
--- /dev/null
+++ b/third_party/grpc/src/csharp/buildall.bat
@@ -0,0 +1,24 @@
+@rem Convenience script to build gRPC C# from command line
+
+setlocal
+
+@rem enter this directory
+cd /d %~dp0
+
+@rem Set VS variables (uses Visual Studio 2013)
+@call "%VS120COMNTOOLS%\..\..\vc\vcvarsall.bat" x86
+
+@rem Build the C# native extension
+msbuild ..\..\vsprojects\grpc_csharp_ext.sln /p:Configuration=Debug /p:PlatformToolset=v120 || goto :error
+msbuild ..\..\vsprojects\grpc_csharp_ext.sln /p:Configuration=Release /p:PlatformToolset=v120 || goto :error
+
+msbuild Grpc.sln /p:Configuration=Debug || goto :error
+msbuild Grpc.sln /p:Configuration=Release || goto :error
+
+endlocal
+
+goto :EOF
+
+:error
+echo Failed!
+exit /b %errorlevel%