ExecAsync - simple inline MSBuild task for executing commands asynchronously

ExecAsyncTask.proj

  
  <UsingTask TaskName="ExecAsync" TaskFactory="CodeTaskFactory" AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.v4.0.dll" >
    <ParameterGroup>
      <exePath ParameterType="System.String" Required="true" />
      <arguments ParameterType="System.String" Required="true" />
      <waitMilliseconds ParameterType="System.Int32" Required="true" />
    </ParameterGroup>
    <Task>
      <Using Namespace="System.Diagnostics"/>
      <Using Namespace="System.Threading"/>
      <Code Type="Fragment" Language="cs">
        Log.LogMessage("Executing: " + exePath + arguments, MessageImportance.High);
        ProcessStartInfo psi = new ProcessStartInfo(exePath);
        psi.Arguments = arguments;
        Process.Start(psi);
        if (waitMilliseconds > 0)
        {
          Log.LogMessage("Waiting for: " + waitMilliseconds.ToString() + "ms", MessageImportance.High);
          Thread.Sleep(waitMilliseconds);
        }
      </Code>
    </Task>
  </UsingTask>
  

SampleTarget.proj

  <!-- TODO - include UsingTask for ExecAsync -->
  
  <PropertyGroup>
    <OSqlExePath>$(ProgramW6432)\Microsoft SQL Server\110\Tools\Binn\osql.exe</OSqlExePath>
  </PropertyGroup>
  
  <Target Name="DeployDatabase">
    <ExecAsync exePath='"$(OSqlExePath)"' 
               arguments=' -E -i "$(MSBuildThisFileDirectory)\Scripts\CREATE-database.sql"'
               waitMilliseconds='500'/>
    <!-- the next task will start after 0.5 seconds, while the SQL script will carry on running -->
  </Target>