Trier une liste doublement chainee pr tri bulle [Sources]

[saturn1]

Voila une petite fonction de tri de liste doublement chainee par bulle !

Qu'en pensez vous ?

Code :

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void            reverse_elt(t_file *elt1, t_file *elt2)
{
  t_file        *previous_elt1;
  t_file        *next_elt1;
 
  next_elt1 = elt1->next;
  previous_elt1 = elt1->previous;
  if (my_strcmp(elt1->next, elt2) == 0)
    {
      elt1->next = elt2->next;
      if (elt1->previous != NULL)
        elt1->previous->next = elt2;
      elt1->previous = elt2;
      elt2->previous = previous_elt1;
      if (elt2->next != NULL)
	elt2->next->previous = elt1;
      elt2->next = elt1;
    }
  else
    {
      elt1->next = elt2->next;
      elt1->previous =  elt2->previous;
      if (elt2->previous != NULL)
        elt2->previous->next = elt1;
      if (elt2->next != NULL)
        elt2->next->previous = elt1;
      elt2->next = next_elt1;
      elt2->previous = previous_elt1;
      if (elt2->next != NULL)
        elt2->next->previous = elt2;
      if (elt2->previous != NULL)
	elt2->previous->next = elt2;
    }
}
 
  t_file          *sort_result(t_file *l_of_file, int sens)
  {
    t_file        *master;
    t_file        *slave;
 
    master = l_of_file;
    slave = l_of_file->next;
    while (master != NULL)
      {
       	while (slave != NULL)
          {
            if (my_strcmp(master->name, slave->name) > 0)
              {
               	reverse_elt(master, slave);
	        master = slave;
	        slave = master;
              }
            slave = slave->next;
          }
        if (master->next == NULL)
          return (go_to_begin(master));
        master = master->next;
        slave = master;
      }
    return (go_to_begin(master));
  }