aspnetcore/eng/tools/GenerateFiles/Directory.Build.targets.in

<Project>
  <PropertyGroup>
    <!-- Workaround while there is no SDK available that understands the TFM; suppress unsupported version errors. -->
    <NETCoreAppMaximumVersion>99.9</NETCoreAppMaximumVersion>

    <UpdateAspNetCoreKnownFramework
      Condition=" '$(UpdateAspNetCoreKnownFramework)' == '' ">true</UpdateAspNetCoreKnownFramework>
  </PropertyGroup>

  <!-- Workaround when there is no vNext SDK available; copy known apphost/framework reference info from 8.0. -->
  <ItemGroup>
    <KnownAppHostPack
      Include="@(KnownAppHostPack->WithMetadataValue('TargetFramework', 'net8.0'))"
      TargetFramework="${DefaultNetCoreTargetFramework}"
      Condition="'@(KnownAppHostPack->Count())' != '0' AND
        !(@(KnownAppHostPack->AnyHaveMetadataValue('TargetFramework', '${DefaultNetCoreTargetFramework}')))" />
    <KnownRuntimePack
      Include="@(KnownRuntimePack->WithMetadataValue('TargetFramework', 'net8.0'))"
      TargetFramework="${DefaultNetCoreTargetFramework}"
      Condition="'@(KnownRuntimePack->Count())' != '0' AND
        !(@(KnownRuntimePack->AnyHaveMetadataValue('TargetFramework', '${DefaultNetCoreTargetFramework}')))" />
    <KnownFrameworkReference
      Include="@(KnownFrameworkReference->WithMetadataValue('TargetFramework', 'net8.0'))"
      TargetFramework="${DefaultNetCoreTargetFramework}"
      Condition="'@(KnownFrameworkReference->Count())' != '0' AND
        !(@(KnownFrameworkReference->AnyHaveMetadataValue('TargetFramework', '${DefaultNetCoreTargetFramework}')))" />
    <KnownILLinkPack
      Include="@(KnownILLinkPack->WithMetadataValue('TargetFramework', 'net8.0'))"
      TargetFramework="${DefaultNetCoreTargetFramework}"
      Condition="'@(KnownILLinkPack->Count())' != '0' AND
        !(@(KnownILLinkPack->AnyHaveMetadataValue('TargetFramework', '${DefaultNetCoreTargetFramework}')))" />
    <KnownILCompilerPack
      Include="@(KnownILCompilerPack->WithMetadataValue('TargetFramework', 'net8.0'))"
      TargetFramework="${DefaultNetCoreTargetFramework}"
      Condition="'@(KnownILCompilerPack->Count())' != '0' AND
        !(@(KnownILCompilerPack->AnyHaveMetadataValue('TargetFramework', '${DefaultNetCoreTargetFramework}')))" />
    <KnownWebAssemblySdkPack
      Include="@(KnownWebAssemblySdkPack->WithMetadataValue('TargetFramework', 'net8.0'))"
      TargetFramework="${DefaultNetCoreTargetFramework}"
      Condition="'@(KnownWebAssemblySdkPack->Count())' != '0' AND
        !(@(KnownWebAssemblySdkPack->AnyHaveMetadataValue('TargetFramework', '${DefaultNetCoreTargetFramework}')))" />
  </ItemGroup>

  <ItemGroup>
    <!--
      Reference base shared framework at incoming dependency flow version, not bundled sdk version.
      Apply this to all projects that target the default tfm (e.g. net8.0) or a rid-based variant of it (e.g. net8.0-windows)
    -->
    <FrameworkReference
      Update="Microsoft.NETCore.App"
      Condition=" (('$(ProjectTargetFrameworkIdentifier)' == '${DefaultNetCoreTargetFramework}') AND '${DefaultNetCoreTargetFramework}' == '$(ProjectTargetFrameworkVersion)') AND '$(TargetLatestDotNetRuntime)' != 'false' "
      RuntimeFrameworkVersion="${MicrosoftNETCoreAppRuntimeVersion}"
      TargetingPackVersion="${MicrosoftNETCoreAppRefVersion}" />

    <PackageReference Include="Microsoft.DotNet.ILCompiler"
      Condition=" '$(PublishAot)' == 'true' "
      Version="${MicrosoftNETCoreAppRuntimeVersion}" />
  </ItemGroup>

  <ItemGroup>
    <!-- Use the same NETCore shared framework as repo built against except when building product code in servicing. -->
    <KnownFrameworkReference Update="Microsoft.NETCore.App">
      <LatestRuntimeFrameworkVersion
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRuntimeVersion}</LatestRuntimeFrameworkVersion>
      <TargetingPackVersion
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRefVersion}</TargetingPackVersion>
      <!--
        Change the default shared framework version only when _not_ servicing. Avoid bumping version used in most
        projects. When servicing, projects (Microsoft.AspNetCore.App.Runtime in particular) can use
        $(TargetLatestRuntimePatch) to explicitly control whether assemblies build against default (false) or
        latest (true). When that property is not set, SDK uses default metadata in most cases but published apps
        e.g. tool projects (again, property not set) use latest.
        On the other hand, $(TargetLatestDotNetRuntime) is specific to this repo and controls only the update below.
      -->
      <DefaultRuntimeFrameworkVersion Condition=" '$(IsServicingBuild)' != 'true' AND
          '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' AND
          '$(TargetLatestDotNetRuntime)' != 'false' ">${MicrosoftNETCoreAppRuntimeVersion}</DefaultRuntimeFrameworkVersion>
      <RuntimePackRuntimeIdentifiers Condition=" '$(DotNetBuildSourceOnly)' == 'true' ">$(TargetRuntimeIdentifier)</RuntimePackRuntimeIdentifiers>
    </KnownFrameworkReference>

    <KnownAppHostPack Update="Microsoft.NETCore.App">
      <AppHostPackVersion
        Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRuntimeVersion}</AppHostPackVersion>
      <AppHostRuntimeIdentifiers Condition=" '$(DotNetBuildSourceOnly)' == 'true' ">$(TargetRuntimeIdentifier)</AppHostRuntimeIdentifiers>
    </KnownAppHostPack>

    <KnownRuntimePack Update="Microsoft.NETCore.App">
      <LatestRuntimeFrameworkVersion
        Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRuntimeVersion}</LatestRuntimeFrameworkVersion>
      <AppHostRuntimeIdentifiers Condition=" '$(DotNetBuildSourceOnly)' == 'true' ">$(TargetRuntimeIdentifier)</AppHostRuntimeIdentifiers>
    </KnownRuntimePack>

    <KnownWebAssemblySdkPack Update="Microsoft.NET.Sdk.WebAssembly.Pack">
      <WebAssemblySdkPackVersion
        Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRuntimeVersion}</WebAssemblySdkPackVersion>
    </KnownWebAssemblySdkPack>

    <KnownCrossgen2Pack Update="Microsoft.NETCore.App.Crossgen2" Condition=" '$(DotNetBuildSourceOnly)' == 'true' ">
      <Crossgen2PackVersion
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRuntimeVersion}</Crossgen2PackVersion>
      <Crossgen2RuntimeIdentifiers>$(TargetRuntimeIdentifier)</Crossgen2RuntimeIdentifiers>
    </KnownCrossgen2Pack>

    <KnownILLinkPack Update="Microsoft.NET.ILLink.Tasks" Condition=" '$(DotNetBuildSourceOnly)' == 'true' ">
      <ILLinkPackVersion
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftNETCoreAppRuntimeVersion}</ILLinkPackVersion>
    </KnownILLinkPack>

    <!-- Use the just-built ASP.NET Core shared framework if available except when building product code in servicing. -->
    <KnownFrameworkReference Update="Microsoft.AspNetCore.App" Condition=" $(UpdateAspNetCoreKnownFramework) ">
      <LatestRuntimeFrameworkVersion
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftAspNetCoreAppRuntimeVersion}</LatestRuntimeFrameworkVersion>
      <RuntimePackRuntimeIdentifiers
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${SupportedRuntimeIdentifiers}</RuntimePackRuntimeIdentifiers>
      <!-- Do not update %(TargetingPackVersion) until X.Y.0 versions have been released. -->
      <TargetingPackVersion
          Condition=" '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' AND '${AspNetCorePatchVersion}' != '1' ">${MicrosoftAspNetCoreAppRefVersion}</TargetingPackVersion>
      <DefaultRuntimeFrameworkVersion Condition=" '$(IsServicingBuild)' != 'true' AND
          '%(TargetFramework)' == '${DefaultNetCoreTargetFramework}' ">${MicrosoftAspNetCoreAppRuntimeVersion}</DefaultRuntimeFrameworkVersion>
    </KnownFrameworkReference>
  </ItemGroup>

  <!-- When building and running locally, manually resolve the just-built frameworks. On Helix, let the SDK resolve the packs itself (they're laid out on top of the .NET SDK in the work items) -->
  <PropertyGroup Condition="$(UpdateAspNetCoreKnownFramework) and '$(HELIX_CORRELATION_PAYLOAD)' == ''">
    <!-- Allow additional targeting and runtime packs to be downloaded only if required by a test. -->
    <EnableTargetingPackDownload Condition="'$(TestRequiresTargetingPackDownload)' != 'true'">false</EnableTargetingPackDownload>
    <EnableRuntimePackDownload Condition="'$(TestRequiresRuntimePackDownload)' != 'true'">false</EnableRuntimePackDownload>
    <GenerateErrorForMissingTargetingPacks>false</GenerateErrorForMissingTargetingPacks>
  </PropertyGroup>

  <Target Name="ResolveLiveBuiltAspnetCoreKnownFramework" Condition="$(UpdateAspNetCoreKnownFramework) and '$(HELIX_CORRELATION_PAYLOAD)' == ''" AfterTargets="ResolveFrameworkReferences">
    <Error Text="Requested Microsoft.AspNetCore.App v${MicrosoftAspNetCoreAppRefVersion} ref pack does not exist."
        Condition="!Exists('$(TargetingPackLayoutRoot)packs\Microsoft.AspNetCore.App.Ref\${MicrosoftAspNetCoreAppRefVersion}\data\FrameworkList.xml') " />
    <ItemGroup>
      <ResolvedTargetingPack Path="$(TargetingPackLayoutRoot)packs\Microsoft.AspNetCore.App.Ref\${MicrosoftAspNetCoreAppRefVersion}"
                             NugetPackageVersion="${MicrosoftAspNetCoreAppRefVersion}"
                             PackageDirectory="$(TargetingPackLayoutRoot)packs\Microsoft.AspNetCore.App.Ref\${MicrosoftAspNetCoreAppRefVersion}"
                             Condition="'%(ResolvedTargetingPack.RuntimeFrameworkName)' == 'Microsoft.AspNetCore.App'" />
      <ResolvedRuntimePack PackageDirectory="$(SharedFrameworkLayoutRoot)shared\Microsoft.AspNetCore.App\${MicrosoftAspNetCoreAppRuntimeVersion}"
                           Condition="'%(ResolvedRuntimePack.RuntimeFrameworkName)' == 'Microsoft.AspNetCore.App'" />
      <ResolvedFrameworkReference TargetingPackPath="$(TargetingPackLayoutRoot)packs\Microsoft.AspNetCore.App.Ref\${MicrosoftAspNetCoreAppRefVersion}"
                                  TargetingPackVersion="${MicrosoftAspNetCoreAppRefVersion}"
                                  RuntimePackPath="$(SharedFrameworkLayoutRoot)shared\Microsoft.AspNetCore.App\${MicrosoftAspNetCoreAppRuntimeVersion}"
                                  Condition="'%(Identity)' == 'Microsoft.AspNetCore.App'" />
    </ItemGroup>
  </Target>

  <!--
    Make a netstandard2.1 copy of the .net ILLinkPack to work around a trimming issue.
    See https://github.com/dotnet/linker/issues/3175
  -->
  <Target Name="_FixKnownILLinkPack"
          BeforeTargets="ProcessFrameworkReferences">
    <ItemGroup>
      <KnownILLinkPack Include="@(KnownILLinkPack)"
                       Condition="'%(TargetFramework)' == 'net7.0'"
                       TargetFramework="netstandard2.1"
                       ILLinkPackVersion="%(KnownILLinkPack.ILLinkPackVersion)" />
    </ItemGroup>
  </Target>
</Project>