Glob *pInclude = 0;           /* The compiled in= glob pattern */
  Glob *pExclude = 0;           /* The compiled ex= glob pattern */
  Blob tarball;                 /* Tarball accumulated here */
  const char *z;

  login_check_credentials();
  if( !g.perm.Zip ){ login_needed(g.anon.Zip); return; }
  if( robot_squelch(900) ) return;
  fossil_nice_default();
  zName = fossil_strdup(PD("name",""));
  z = P("r");
  if( z==0 ) z = P("uuid");
  if( z==0 ) z = tar_uuid_from_name(&zName);
  if( z==0 ) z = "trunk";
  g.zOpenRevision = zRid = fossil_strdup(z);