# create a list of the command names and the subroutines they call 
my %cmds=(adminpass      =>\&adminpass,
          backup         =>\&backup,
          buildhosts     =>\&buildhosts,
          buildhostsdell =>\&buildhostsdell
          ); 
# break list of comma sep commands into words 
#  and if we have a subroutine for that word start a thread with it  
for my $cmd (split(',',$action)) { 
      if (exists $cmds{$cmd}) { 
         print "Do $cmd ($hostname)\n" if($verbose || $debug);
         push @t,threads->new($cmds{$cmd});
      } 
      else { 
        print "Command $cmd unknown\n"; 
      } 
}