From e47f68925ea39c2edea07725acb01ce24243ad9b Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Wed, 20 Aug 2008 19:01:20 +0000
Subject: [PATCH] Avoid alias infloops.

2008-08-20  Colin Walters  <walters@verbum.org>

	* girepository/girparser.c: Avoid alias infloops.

svn path=/trunk/; revision=420
---
 girparser.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/girparser.c b/girparser.c
index a4581e6c7..f15e3c1f4 100644
--- a/girparser.c
+++ b/girparser.c
@@ -435,11 +435,16 @@ resolve_aliases (ParseContext *ctx, const gchar *type)
 {
   gpointer orig;
   gpointer value;
+  GSList *seen_values = NULL;
 
+  seen_values = g_slist_prepend (seen_values, type);
   while (g_hash_table_lookup_extended (ctx->aliases, type, &orig, &value))
     {
       g_debug ("Resolved: %s => %s", type, value);
       type = value;
+      if (g_slist_find_custom (seen_values, type, strcmp) != NULL)
+	break;
+      seen_values = g_slist_prepend (seen_values, type);
     }
   return type;
 }