dotnet-installer/build/BuildInfo.targets

<Project ToolsVersion="15.0">
    <Choose>
        <When Condition=" '$(Rid)' == '' AND '$(OS)'=='Unix' ">
            <PropertyGroup>
            <Rid>linux-x64</Rid>
            <Architecture>x64</Architecture>
            <OSName>linux</OSName>
            <OSPlatform>linux</OSPlatform>
             </PropertyGroup>
         </When>
        <When Condition=" '$(Rid)' == '' AND '$(OS)'!='Unix' ">
            <PropertyGroup>
                <Rid>$(HostRid)</Rid>
                <Architecture>x64</Architecture>
                <OSName>$(HostOSName)</OSName>
                <OSPlatform>$(HostOSPlatform)</OSPlatform>
              </PropertyGroup>
         </When>
    </Choose>

  <Target Name="WriteBuildInfoProps"
          DependsOnTargets="BuildDotnetCliBuildFramework">

    <GetCurrentRuntimeInformation>
      <Output TaskParameter="Rid" PropertyName="HostRid" />
      <Output TaskParameter="OSName" PropertyName="HostOSName" />
      <Output TaskParameter="OSPlatform" PropertyName="HostOSPlatform" />
    </GetCurrentRuntimeInformation>
   <PropertyGroup>
   <BuildInfoPropsContent>
&lt;Project ToolsVersion=&quot;14.0&quot; xmlns=&quot;http://schemas.microsoft.com/developer/msbuild/2003&quot;&gt;
    &lt;PropertyGroup&gt;
        &lt;Rid&gt;$(Rid)&lt;/Rid&gt;
        &lt;Architecture&gt;$(Architecture)&lt;/Architecture&gt;
        &lt;OSName&gt;$(OSName)&lt;/OSName&gt;
        &lt;OSPlatform&gt;$(OSPlatform)&lt;/OSPlatform&gt;
    &lt;/PropertyGroup&gt;
&lt;/Project&gt;
      </BuildInfoPropsContent>

      <ExistingBuildInfoPropsContent Condition=" Exists('$(BuildInfoProps)') ">
        $([System.IO.File]::ReadAllText($(BuildInfoProps)))
      </ExistingBuildInfoPropsContent>

      <ShouldOverwriteBuildInfoPropsFile>false</ShouldOverwriteBuildInfoPropsFile>
      <ShouldOverwriteBuildInfoPropsFile
        Condition=" '$(ExistingBuildInfoPropsContent.Trim())' != '$(BuildInfoPropsContent.Trim())' ">true</ShouldOverwriteBuildInfoPropsFile>
    </PropertyGroup>

    <WriteLinesToFile File="$(BuildInfoProps)"
                      Lines="$(BuildInfoPropsContent)"
                      Condition=" '$(ShouldOverwriteBuildInfoPropsFile)' == 'true' "
                      Overwrite="true"  />
  </Target>
</Project>