PowerToys/src/modules/launcher/Directory.Build.targets

<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  
   <Target Name="KillPowerLauncher" BeforeTargets="PreBuildEvent;BeforeClean">
    <Message Text="Killing process 'PowerLauncher.exe'" Importance="normal" ContinueOnError="true" />
     <Exec Command="taskkill /F /IM PowerLauncher.exe"
              IgnoreExitCode="true"
              IgnoreStandardErrorWarningFormat="true">
       <Output TaskParameter="ExitCode" PropertyName="ErrorCode"/>
     </Exec>
     <Error Text="Cannot kill PowerLauncher.exe process." Condition="$(ErrorCode) == 1"/>
     <Message Text="Process PowerLauncher.exe does not exist." Condition="$(ErrorCode) == 128"/>
  </Target>

</Project>