[anjuta/newproject] Fix a crash when changing a property

[Sebastien Granjoux <sgranjoux src gnome org>]

commit c0590dc4100b17890facec5ea33bc8c7c1cea7bd
Author: Sébastien Granjoux <seb sfo free fr>
Date:   Wed Sep 22 22:34:31 2010 +0200

    Fix a crash when changing a property

 plugins/am-project/am-project.c |   19 ++++++++++++++++---
 1 files changed, 16 insertions(+), 3 deletions(-)
---
diff --git a/plugins/am-project/am-project.c b/plugins/am-project/am-project.c
index 927ef1c..7edb314 100644
--- a/plugins/am-project/am-project.c
+++ b/plugins/am-project/am-project.c
@@ -1731,6 +1731,21 @@ project_load_group_properties (AmpProject *project, AnjutaToken *token, AnjutaTo
 
 static AnjutaAmGroupNode* project_load_makefile (AmpProject *project, AnjutaAmGroupNode *group);
 
+static gboolean
+find_group (AnjutaProjectNode *node, gpointer data)
+{
+	if ((AMP_NODE_DATA (node)->type  & ANJUTA_PROJECT_TYPE_MASK) == ANJUTA_PROJECT_GROUP)
+	{
+		if (g_file_equal (anjuta_project_node_get_file (node), (GFile *)data))
+		{
+			/* Find group, return node value in pointer */
+			return TRUE;
+		}
+	}
+
+	return FALSE;
+}
+
 static void
 project_load_subdirs (AmpProject *project, AnjutaToken *list, AnjutaAmGroupNode *parent, gboolean dist_only)
 {
@@ -1752,9 +1767,7 @@ project_load_subdirs (AmpProject *project, AnjutaToken *list, AnjutaAmGroupNode
 			subdir = g_file_resolve_relative_path (AMP_GROUP_DATA (parent)->base.file, value);
 			
 			/* Look for already existing group */
-			group_id = g_file_get_uri (subdir);
-			group = g_hash_table_lookup (project->groups, group_id);
-			g_free (group_id);
+			group =anjuta_project_node_children_traverse (parent, find_group, subdir);
 
 			if (group != NULL)
 			{