Vs: fix CSharp custom command by introducing inline MSBuild <Targets>s

The custom command implementation is based on the Microsoft support article:

https://docs.microsoft.com/en-us/visualstudio/msbuild/how-to-extend-the-visual-studio-build-process

Fixes: #16960

1 files changed, 8 insertions, 0 deletions

diff --git a/Tests/RunCMake/CSharpCustomCommand/test.cs.in b/Tests/RunCMake/CSharpCustomCommand/test.cs.in
new file mode 100644
index 0000000..05a7531
--- /dev/null
+++ b/Tests/RunCMake/CSharpCustomCommand/test.cs.in
@@ -0,0 +1,8 @@
+class TestCs
+{
+  public static int Main(string[] args)
+  {
+    System.Console.WriteLine("Test C#");
+    return 0;
+  }
+}