<macros>
  <import>macro_customConfiguration.xml</import>
  <macro name="configuration">
      <conditional name="configuration">
        <param name="configuration_switch" type="select" label="how do you want to configure strelka">
          <option value="Default for Bwa" selected="true">Default for Bwa</option>
          <option value="Default for Eland">Default for Eland</option>
          <option value="Default for Isaac">Default for Isaac</option>
          <option value="Path">Use a config file</option>
          <option value="Custom">Custom</option>
        </param>
        <when value="Default">
          <!-- do nothing -->
        </when>
        <when value="Path">
          <param format="ini" name="configFile" type="data" label="config file"/>
        </when>
        <when value="Custom">
          <expand macro="customConfiguration"/>
        </when>
      </conditional>
  </macro>
</macros>