From 89c9f3ed8fddb316d0f9ef7de30bdc76fba39e41 Mon Sep 17 00:00:00 2001 From: Guus Sliepen Date: Fri, 22 Aug 2003 15:04:26 +0000 Subject: [PATCH] When purging nodes, only delete them if nobody references them anymore. --- src/net.c | 24 ++++++++++++++++++++++-- 1 file changed, 22 insertions(+), 2 deletions(-) diff --git a/src/net.c b/src/net.c index 7d8c58c0..1f0655bb 100644 --- a/src/net.c +++ b/src/net.c @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: net.c,v 1.35.4.197 2003/08/17 12:05:08 guus Exp $ + $Id: net.c,v 1.35.4.198 2003/08/22 15:04:26 guus Exp $ */ #include "system.h" @@ -59,6 +59,8 @@ static void purge(void) ifdebug(PROTOCOL) logger(LOG_DEBUG, _("Purging unreachable nodes")); + /* Remove all edges and subnets owned by unreachable nodes. */ + for(nnode = node_tree->head; nnode; nnode = nnext) { nnext = nnode->next; n = (node_t *) nnode->data; @@ -80,8 +82,26 @@ static void purge(void) send_del_edge(broadcast, e); edge_del(e); } + } + } + + /* Check if anyone else claims to have an edge to an unreachable node. If not, delete node. */ + + for(nnode = node_tree->head; nnode; nnode = nnext) { + nnext = nnode->next; + n = (node_t *) nnode->data; + + if(!n->status.reachable) { + for(enode = edge_weight_tree->head; enode; enode = enext) { + enext = enode->next; + e = (edge_t *) enode->data; + + if(e->to == n) + break; + } - node_del(n); + if(!enode) + node_del(n); } } } -- 2.20.1