From fb9113f81d22da0810a7649ab17245902cefd932 Mon Sep 17 00:00:00 2001 From: Zac Medico Date: Tue, 15 Apr 2008 17:14:51 +0000 Subject: Comment some more on the significance of passing the graph_db and parent into depgraph._select_atoms() to solve some cases of bug #1343 while avoiding unresolvable direct circular dependencies. svn path=/main/trunk/; revision=9904 --- pym/_emerge/__init__.py | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'pym') diff --git a/pym/_emerge/__init__.py b/pym/_emerge/__init__.py index e5c9b0ca9..ab1bb3543 100644 --- a/pym/_emerge/__init__.py +++ b/pym/_emerge/__init__.py @@ -1609,7 +1609,6 @@ class depgraph(object): pass filtered_tree.dbapi = self._dep_check_composite_db(self, myroot) self._filtered_trees[myroot]["porttree"] = filtered_tree - self._filtered_trees[myroot]["graph_db"] = graph_tree.dbapi # Passing in graph_tree as the vartree here could lead to better # atom selections in some cases by causing atoms for packages that @@ -1620,6 +1619,14 @@ class depgraph(object): # gwydion-dylan-bin. In case gwydion-dylan is not yet installed, # gwydion-dylan-bin needs to be selected in order to avoid a # an unresolvable direct circular dependency. + # + # To solve the problem described above, pass in "graph_db" so that + # packages that have been added to the graph are distinguishable + # from other available packages and installed packages. Also, pass + # the parent package into self._select_atoms() calls so that + # unresolvable direct circular dependencies can be detected and + # avoided when possible. + self._filtered_trees[myroot]["graph_db"] = graph_tree.dbapi self._filtered_trees[myroot]["vartree"] = self.trees[myroot]["vartree"] dbs = [] -- cgit v1.2.3-1-g7c22