il.props

<?xml version="1.0" encoding="utf-8"?>
<!--
Inspired by insOmniaque/ILSupport (https://github.com/ins0mniaque/ILSupport)
Copyright (c) 2012-2013 Jean-Philippe Leconte
Licensed under the MIT license. See LICENSE file in the project root for full license information.

Copyright (c) Jeremy W. Kuhne. All rights reserved.
Licensed under the MIT license. See LICENSE file in the project root for full license information.
-->

<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  <ItemGroup>
    <!-- Strip out none il item groups if we're in an SDK project -->
    <!-- <None Condition="'$(EnableDefaultItems)' == 'true' And '$(EnableDefaultNoneItems)' == 'true'" Remove="**/*.il" /> -->

    <IL Include="**/*.il">
        <!-- for some reason visibility isn't working (SDK project quirk?), so we'll leave the "none" items above -->
        <Visible>true</Visible>
    </IL>
  </ItemGroup>

  <PropertyGroup>
    <CompileILDependsOn>
      ILCheckDependencies;
      ILPrepareForBuild;
      ILDecompile;
      ILCompile;
    </CompileILDependsOn>
    <ILDasm>$(SDK40ToolsPath)ildasm.exe</ILDasm>
    <ILAsm>$(MSBuildFrameworkToolsPath)\ilasm.exe</ILAsm>
  </PropertyGroup>
  <Target
    Name="CompileIL"
    DependsOnTargets="$(CompileILDependsOn)"
    AfterTargets="CoreCompile"
    BeforeTargets="_TimeStampAfterCompile;AfterCompile"
    Condition="'@(IL)' != ''" />

  <Target Name="ILCheckDependencies">
    <Error
      Text="Cannot find ILDasm.exe at '$(ILDasm)'"
      Condition="!Exists('$(ILDasm)')" />
    <Error
      Text="Cannot find ILAsm.exe at '$(ILAsm)'"
      Condition="!Exists('$(ILAsm)')" />
  </Target>

  <Target Name="ILPrepareForBuild">
    <PropertyGroup>
      <ILOutputDirectory>@(IntermediateAssembly->'%(RootDir)%(Directory)')</ILOutputDirectory>
      <ILSourceDirectory>$(ILOutputDirectory)BeforeIL\</ILSourceDirectory>
      <ILFilename>@(IntermediateAssembly->'%(Filename).il')</ILFilename>
      <ILResourceFilename>@(IntermediateAssembly->'%(Filename).res')</ILResourceFilename>
      <ILFile>$(ILOutputDirectory)$(ILFilename)</ILFile>
      <ILResourceFile>$(ILOutputDirectory)$(ILResourceFilename)</ILResourceFile>
    </PropertyGroup>
  </Target>

    <UsingTask TaskName="RemoveMethodStubs" TaskFactory="CodeTaskFactory" AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.v4.0.dll" >
      <ParameterGroup>
        <ILInput Required="true" />
        <ILOutput Required="true" />
      </ParameterGroup>
      <Task>
        <Using Namespace="System.Text.RegularExpressions" />
        <Using Namespace="System.IO" />
        <Code Type="Fragment" Language="cs">
<![CDATA[
            DateTime start = DateTime.Now;
            Log.LogMessage("Removing message stubs..", MessageImportance.High);
            string text = File.ReadAllText(ILInput);
            Regex forwardRef = new Regex(
                @"\.method [^{}]+ cil managed forwardref(?>[^}]+)} // end of method (?<method>(?>[^ \r\t\n]+))");
            text = forwardRef.Replace(text, @"// extern method ${method} with forwardref removed for IL import");
            File.WriteAllText(ILOutput, text);
            DateTime end = DateTime.Now;
            Log.LogMessage(String.Format("Finished removing message stubs. {0} milliseconds elapsed.", (end-start).Milliseconds), MessageImportance.High);
]]>
        </Code>
      </Task>
    </UsingTask>
  
  <Target
    Name="ILDecompile"
    Inputs="@(IntermediateAssembly)"
    Outputs="$(ILFile)"
    Condition="Exists('@(IntermediateAssembly)')">
    <PropertyGroup>
      <ILOriginalFile>$(ILSourceDirectory)$(ILFilename)</ILOriginalFile>
      <ILOriginalResourceFile>$(ILSourceDirectory)$(ILResourceFilename)</ILOriginalResourceFile>
      <ILDasmCommand>"$(ILDasm)" /nobar /linenum /output:"$(ILOriginalFile)" @(IntermediateAssembly->'"%(FullPath)"', ' ')</ILDasmCommand>
    </PropertyGroup>
    <MakeDir Directories="$(ILSourceDirectory)" />
    <Exec Command="$(ILDasmCommand)" />
    <Copy SourceFiles="$(ILOriginalResourceFile)" DestinationFiles="$(ILResourceFile)" />
    <ItemGroup>
      <FileWrites Include="$(ILOriginalFile);$(ILFile);$(ILOriginalResourceFile);$(ILResourceFile);$(ILSourceDirectory)*.resources" />
    </ItemGroup>
    <RemoveMethodStubs
        ILInput="$(ILOriginalFile)"
        ILOutput="$(ILFile)" />
    <Move SourceFiles="@(IntermediateAssembly)" DestinationFolder="$(ILOutputDirectory)">
      <Output TaskParameter="MovedFiles" ItemName="FileWrites" />
    </Move>
    <Delete Files="@(IntermediateAssembly)" />
  </Target>

  <Target
    Name="ILCompile"
    Inputs="@(IL)"
    Outputs="@(IntermediateAssembly)">

    <PropertyGroup>
      <ILAsmCommand>"$(ILAsm)" /nologo /output:@(IntermediateAssembly->'"%(FullPath)"', ' ')</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(FileAlignment)' != ''">
      <ILAsmCommand>$(ILAsmCommand) /alignment=$(FileAlignment)</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(BaseAddress)' != ''">
      <ILAsmCommand>$(ILAsmCommand) /base=$(BaseAddress)</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(OutputType)' == 'Library'">
      <ILAsmCommand>$(ILAsmCommand) /dll</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(DebugType)' == 'pdbonly'">
      <ILAsmCommand>$(ILAsmCommand) /pdb</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(DebugType)' == 'full'">
      <ILAsmCommand>$(ILAsmCommand) /debug</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(Optimize)' == 'true'">
      <ILAsmCommand>$(ILAsmCommand) /optimize</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(Platform)' == 'x64'">
      <ILAsmCommand>$(ILAsmCommand) /pe64 /x64</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(Platform)' == 'Itanium'">
      <ILAsmCommand>$(ILAsmCommand) /pe64 /itanium</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="'$(AssemblyOriginatorKeyFile)' != ''">
      <ILAsmCommand>$(ILAsmCommand) /key:"$(AssemblyOriginatorKeyFile)"</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="Exists('$(ILResourceFile)')">
      <ILAsmCommand>$(ILAsmCommand) /resource:"$(ILResourceFile)"</ILAsmCommand>
    </PropertyGroup>
    <PropertyGroup Condition="Exists('$(ILFile)')">
      <ILAsmCommand>$(ILAsmCommand) "$(ILFile)"</ILAsmCommand>
    </PropertyGroup>
    <Exec Command="$(ILAsmCommand) @(IL->'&quot;%(FullPath)&quot;', ' ') > $(ILSourceDirectory)ilasm.log" />
    <ItemGroup>
      <FileWrites Include="$(ILSourceDirectory)ilasm.log" />
    </ItemGroup>
    <Touch Files="$(ILFile)" Condition="Exists('$(ILFile)')"/>
  </Target>
</Project>