@ the "fossil http" or "fossil server" commands then add
    @ a command-line option "--errorlog <i>FILENAME</i>" to that
    @ command.
    @ </ol>
    style_footer();
    return;
  }
  if( P("truncate") && cgi_csrf_safe(1) ){
  if( P("truncate1") && cgi_csrf_safe(1) ){
    fclose(fopen(g.zErrlog,"w"));
  }
  if( P("download") ){
    Blob log;
    blob_read_from_file(&log, g.zErrlog, ExtFILE);
    cgi_set_content_type("text/plain");
    cgi_set_content(&log);
    return;
  }
  szFile = file_size(g.zErrlog, ExtFILE);
  if( P("truncate") ){
  @ <form action="%R/errorlog" method="POST">
  @ <p>The server error log at "%h(g.zErrlog)" is %,lld(szFile) bytes in size.
    @ <form action="%R/errorlog" method="POST">
    @ <p>Confirm that you want to truncate the %,lld(szFile)-byte error log:
  if( szFile>1000 ){
    @ <input type="submit" name="download" value="Download">
    @ <input type="submit" name="truncate" value="Truncate">
    @ <input type="submit" name="truncate1" value="Confirm">
    @ <input type="submit" name="cancel" value="Cancel">
  }
  @ </form>
    @ </form>
    style_footer();
    return;
  }
  @ <p>The server error log at "%h(g.zErrlog)" is %,lld(szFile) bytes in size.
  style_submenu_element("Test", "%R/test-warning");
  style_submenu_element("Download", "%R/errorlog?download");
  style_submenu_element("Truncate", "%R/errorlog?truncate");
  in = fossil_fopen(g.zErrlog, "rb");
  if( in==0 ){
    @ <p class='generalError'>Unable top open that file for reading!</p>
    style_footer();
    return;
  }
  if( szFile>MXSHOWLOG ){