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Remove race condition from DllImportGenerator build #61695

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Merged
jkoritzinsky merged 6 commits into from
Nov 18, 2021
Merged

Remove race condition from DllImportGenerator build #61695

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433fa32
Remove race condition from DllImportGenerator build
jkoritzinsky Nov 16, 2021
c3356bc
Provide alternative solution that should still fix the race condition…
jkoritzinsky Nov 16, 2021
a231548
Merge branch 'main' of github.com:dotnet/runtime into dllimportgenera…
jkoritzinsky Nov 17, 2021
8f7918f
Use regular project references and lay out the generator assemblies i…
jkoritzinsky Nov 17, 2021
b901a2b
Just use the repos handling for enabling DllImportGenerator to hook i…
jkoritzinsky Nov 17, 2021
8bae81e
IncludeDllImportGeneratorSources should not control referencing the g…
jkoritzinsky Nov 17, 2021
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Use regular project references and lay out the generator assemblies i… 
…n a new per-project folder side-by-side to avoid race conditions.
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@jkoritzinsky
jkoritzinsky committed Nov 17, 2021
commit 8f7918f1277fd438e956ffab8580c7726217f6e2
37 changes: 16 additions & 21 deletions eng/generators.targets
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,14 @@
<ItemGroup Condition="'@(EnabledGenerators)' != ''
and @(EnabledGenerators->AnyHaveMetadataValue('Identity', 'DllImportGenerator'))
and '$(IncludeDllImportGeneratorSources)' == 'true'">
<ProjectReference Include="$(LibrariesProjectRoot)System.Runtime.InteropServices\gen\DllImportGenerator\DllImportGenerator.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
<ProjectReference
Include="$(LibrariesProjectRoot)System.Runtime.InteropServices\gen\DllImportGenerator\DllImportGenerator.csproj"
OutputItemType="InRepoSourceGenerator"
ReferenceOutputAssembly="false" />
<ProjectReference
Include="$(LibrariesProjectRoot)System.Runtime.InteropServices\gen\Microsoft.Interop.SourceGeneration\Microsoft.Interop.SourceGeneration.csproj"
OutputItemType="InRepoSourceGenerator"
ReferenceOutputAssembly="false" />
<Compile Include="$(LibrariesProjectRoot)Common\src\System\Runtime\InteropServices\GeneratedDllImportAttribute.cs" />

<!-- Only add the following files if we are on the latest TFM (that is, net7). -->
Expand All @@ -60,7 +67,8 @@
<!-- Microsoft.Interop.DllImportGenerator -->
<Target Name="ConfigureDllImportGenerator"
Condition="'@(EnabledGenerators)' != '' and @(EnabledGenerators->AnyHaveMetadataValue('Identity', 'DllImportGenerator'))"
BeforeTargets="BeforeBuild">
DependsOnTargets="ResolveProjectReferences"
BeforeTargets="GenerateMSBuildEditorConfigFileShouldRun">
<PropertyGroup>
<DllImportGenerator_UseMarshalType>true</DllImportGenerator_UseMarshalType>
</PropertyGroup>
Expand All @@ -72,25 +80,12 @@
<DefineConstants>$(DefineConstants);DLLIMPORTGENERATOR_INTERNALUNSAFE</DefineConstants>
</PropertyGroup>

<!-- We binplace and add the copy of Microsoft.Interop.SourceGeneration.dll that lives next to Microsoft.Interop.DllImportGenerator.dll
to work around https://github.com/dotnet/roslyn/issues/56442, which is fixed in the 6.0 RTM SDK -->
<MSBuild Projects="$(LibrariesProjectRoot)System.Runtime.InteropServices\gen\DllImportGenerator\DllImportGenerator.csproj"
Targets="GetTargetPath"
RemoveProperties="TargetFramework">
<Output TaskParameter="TargetOutputs" PropertyName="DllImportGeneratorTargetPath" />
</MSBuild>

<PropertyGroup>
<DllImportGeneratorOutputPath>$([System.IO.Path]::GetDirectoryName('$(DllImportGeneratorTargetPath)'))</DllImportGeneratorOutputPath>
</PropertyGroup>

<ItemGroup>
<ProjectReference
Include="$(LibrariesProjectRoot)System.Runtime.InteropServices\gen\Microsoft.Interop.SourceGeneration\Microsoft.Interop.SourceGeneration.csproj"
Properties="OutputPath=$(DllImportGeneratorOutputPath)"
OutputItemType="Analyzer"
ReferenceOutputAssembly="false" />
</ItemGroup>
<!-- We binplace Microsoft.Interop.SourceGeneration.dll and Microsoft.Interop.DllImportGenerator.dll into a directory that we control and add them as Analyzer items from there
to work around https://github.com/dotnet/roslyn/issues/56442, which is fixed in the 6.0 RTM SDK. When we consume the 6.0 SDK, we can remove this and instead change the
ProjectReferences to the source generator projects to have OutputItemType="Analyzer" -->
<Copy SourceFiles="@(InRepoSourceGenerator)" DestinationFolder="$(IntermediateOutputPath)referencedGenerators" SkipUnchangedFiles="true">
<Output TaskParameter="DestinationFiles" ItemName="Analyzer" />
</Copy>
<PropertyGroup>
<DefineConstants>$(DefineConstants);DLLIMPORTGENERATOR_ENABLED</DefineConstants>
</PropertyGroup>
Expand Down