title: tar: Remove leading / from member names when using -X (exclude file)
body: <p>I am getting the error:</p>
  
  <pre><code>Remove leading / from member names 
  </code></pre>
  
  <p>when attempting to create a domain archive using -X and a exclude file. If I remove the -X option the job executes as expected.</p>
  
  <p>backup exec</p>
  
  <pre><code>/mnt/15326/s3/backup.sh
  </code></pre>
  
  <p>tmp dir</p>
  
  <pre><code>/mnt/15326/s3/data
  </code></pre>
  
  <p>exclude file</p>
  
  <pre><code>/mnt/15326/s3/data/exclude.txt
  </code></pre>
  
  <p>with contents</p>
  
  <pre><code>/mnt/15326/www.domain.com/dir1
  /mnt/15326/www.domain.com/dir2
  </code></pre>
  
  <p>dir to backup</p>
  
  <pre><code>/mnt/15326/www.domain.com
  </code></pre>
  
  <p>command to run</p>
  
  <pre><code>tar cf /mnt/15326/s3/data/backup_domain.com -X /mnt/15326/s3/data/exclude.txt /mnt/15326/www.domain.com
  </code></pre>