From 7fcec095607ea9453f224f6caa0e280f526b0ac8 Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Thu, 14 Sep 2006 05:07:34 +0000
Subject: [PATCH]  r9753@danube:  weasel | 2006-09-14 07:07:02 +0200  Remove
 duplicates from MyFamily

svn:r8390
---
 src/or/router.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/or/router.c b/src/or/router.c
index 7c42ff77a0..5b7b01c130 100644
--- a/src/or/router.c
+++ b/src/or/router.c
@@ -804,6 +804,7 @@ router_rebuild_descriptor(int force)
   if (authdir_mode(options))
     ri->is_valid = ri->is_named = 1; /* believe in yourself */
   if (options->MyFamily) {
+    int i;
     smartlist_t *family;
     if (!warned_nonexistent_family)
       warned_nonexistent_family = smartlist_create();
@@ -840,6 +841,18 @@ router_rebuild_descriptor(int force)
        }
        tor_free(name);
      });
+
+    smartlist_sort_strings(ri->declared_family);
+    for (i = 1; i < smartlist_len(ri->declared_family); ++i) {
+      const char *a, *b;
+      a = smartlist_get(ri->declared_family, i-1);
+      b = smartlist_get(ri->declared_family, i);
+      if (!strcmp(a,b)) {
+        tor_free(smartlist_get(ri->declared_family, i));
+        smartlist_del_keeporder(ri->declared_family, i--);
+      }
+    }
+
     smartlist_free(family);
   }
   ri->cache_info.signed_descriptor_body = tor_malloc(8192);