Function append_plugin_once

lightningd/plugin_hook.c:551–558

Plugins could fail due to multiple hooks, but only add once. */

/* Plugins could fail due to multiple hooks, but only add once. */
static void append_plugin_once(struct plugin ***ret, struct plugin *p)
{
	for (size_t i = 0; i < tal_count(*ret); i++) {
		if ((*ret)[i] == p)
			return;
	}
	tal_arr_expand(ret, p);
}

struct plugin **plugin_hooks_make_ordered(const tal_t *ctx)
{