VS_CONFIGLIB for CakeBuild

ChestPreview/ZZCakeBuild/CakeBuild.csproj

@@ -4,6 +4,9 @@
     <TargetFramework>net8.0</TargetFramework>
     <RunWorkingDirectory>$(MSBuildProjectDirectory)</RunWorkingDirectory>
     <Configurations>Debug;Release;Version22</Configurations>
+    <VS_CONFIGLIB Condition="'$(VS_CONFIGLIB)' == ''">$([System.Environment]::GetEnvironmentVariable('VS_CONFIGLIB'))</VS_CONFIGLIB>
+    <ConfigLibAvailable Condition="'$(VS_CONFIGLIB)' != '' and Exists('$(VS_CONFIGLIB)')">true</ConfigLibAvailable>
+    <DefineConstants Condition="'$(ConfigLibAvailable)' == 'true'">$(DefineConstants);CONFIGLIB</DefineConstants>
   </PropertyGroup>
   
   <ItemGroup>
@@ -17,4 +20,15 @@
       <HintPath>$(VINTAGE_STORY)/VintagestoryAPI.dll</HintPath>
     </Reference>
   </ItemGroup>
+
+  <ItemGroup>
+    <Reference Include="configlib" Condition="'$(ConfigLibAvailable)' == 'true'">
+      <HintPath>$(VS_CONFIGLIB)</HintPath>
+      <Private>False</Private>
+    </Reference>
+  </ItemGroup>
+
+  <Target Name="WarnWithoutConfigLib" BeforeTargets="CoreCompile" Condition="'$(ConfigLibAvailable)' != 'true'">
+    <Warning Text="No VS_CONFIGLIB - will compile without supporting ConfigLib. Set VS_CONFIGLIB env var to a path that contains the configlib's dlls." />
+  </Target>
 </Project>