Re: [gnugo-devel] sgf/sgfnode.c possible error

[Paul Pogonyshev]

I wrote:

> In other words, previous node can be found like this:
>
>   if (node->parent) {
>     previous = node->parent->child;
>     while (previous->next != node)
>       previous = previous->next;
>   }

A little fix:

  if (node->parent && node->parent->child != node) {
    previous = node->parent->child;
    while (previous->next != node)
      previous = previous->next;
  }
  else
    previous = NULL;

Paul