diff options
-rw-r--r-- | pym/_emerge/depgraph.py | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py index 5380de15b..7b74a265e 100644 --- a/pym/_emerge/depgraph.py +++ b/pym/_emerge/depgraph.py @@ -3408,8 +3408,27 @@ class depgraph(object): return 1 if "complete" not in self._dynamic_config.myparams: - # Skip this to avoid consuming enough time to disturb users. - return 1 + # Automatically enable complete mode if there are any + # downgrades, since they often break dependencies + # (like in bug #353613). + have_downgrade = False + for node in self._dynamic_config.digraph: + if not isinstance(node, Package) or \ + node.operation != "merge": + continue + vardb = self._frozen_config.roots[ + node.root].trees["vartree"].dbapi + inst_pkg = vardb.match_pkgs(node.slot_atom) + if inst_pkg and inst_pkg[0] > node: + have_downgrade = True + break + + if have_downgrade: + self._dynamic_config.myparams["complete"] = True + else: + # Skip complete graph mode, in order to avoid consuming + # enough time to disturb users. + return 1 self._load_vdb() |