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| author | Zac Medico <zmedico@gentoo.org> | 2007-07-19 23:31:27 +0000 |
|---|---|---|
| committer | Zac Medico <zmedico@gentoo.org> | 2007-07-19 23:31:27 +0000 |
| commit | 4b860e613b62a47fa44ff4cc33dcdffc933dd698 (patch) | |
| tree | dc14d7667f3590d16bc51f657a048a9fa0bc15a6 /pym | |
| parent | 9c76be0fb2a7a75fd66e44ea57aedfe3952bb628 (diff) | |
| download | portage-4b860e613b62a47fa44ff4cc33dcdffc933dd698.tar.gz portage-4b860e613b62a47fa44ff4cc33dcdffc933dd698.tar.bz2 portage-4b860e613b62a47fa44ff4cc33dcdffc933dd698.zip | |
With --prune and --depclean, if --verbose is enabled then show reverse dependencies for each package that is matched by an atom from the command line. This allows the user to see why a package will not be unmerged.
svn path=/main/trunk/; revision=7308
Diffstat (limited to 'pym')
| -rw-r--r-- | pym/emerge/__init__.py | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/pym/emerge/__init__.py b/pym/emerge/__init__.py index a66244e65..00ba5b6f2 100644 --- a/pym/emerge/__init__.py +++ b/pym/emerge/__init__.py @@ -5335,6 +5335,7 @@ def action_depclean(settings, trees, ldpath_mtimes, unresolveable = {} aux_keys = ["DEPEND", "RDEPEND", "PDEPEND"] metadata_keys = ["PROVIDE", "SLOT", "USE"] + graph = digraph() while remaining_atoms: atom, parent, priority = remaining_atoms.pop() @@ -5394,6 +5395,7 @@ def action_depclean(settings, trees, ldpath_mtimes, pkgs = visible_in_portdb pkgs = [portage.best(pkgs)] for pkg in pkgs: + graph.add(pkg, parent) if fakedb.cpv_exists(pkg): continue spinner.update() @@ -5457,6 +5459,16 @@ def action_depclean(settings, trees, ldpath_mtimes, print return + def show_parents(child_node): + parent_nodes = graph.parent_nodes(child_node) + parent_nodes.sort() + msg = [] + msg.append(" %s pulled in by:\n" % str(child_node)) + for parent_node in parent_nodes: + msg.append(" %s\n" % str(parent_node)) + msg.append("\n") + portage.writemsg_stdout("".join(msg), noiselevel=-1) + cleanlist = [] if action == "depclean": if myfiles: @@ -5469,8 +5481,11 @@ def action_depclean(settings, trees, ldpath_mtimes, except portage.exception.InvalidDependString: # this error has already been displayed by now continue - if arg_atom and not fakedb.cpv_exists(pkg): - cleanlist.append(pkg) + if arg_atom: + if not fakedb.cpv_exists(pkg): + cleanlist.append(pkg) + elif "--verbose" in myopts: + show_parents(pkg) else: for pkg in vardb.cpv_all(): if not fakedb.cpv_exists(pkg): @@ -5480,9 +5495,16 @@ def action_depclean(settings, trees, ldpath_mtimes, for pkg in vardb.match(atom): if not fakedb.cpv_exists(pkg): cleanlist.append(pkg) - if not cleanlist: + elif "--verbose" in myopts: + show_parents(pkg) + + if myfiles and not cleanlist: + portage.writemsg_stdout( + ">>> No packages selected for removal by %s\n" % action) + if "--verbose" not in myopts: portage.writemsg_stdout( - ">>> No packages selected for removal by %s\n" % action) + ">>> To see reverse dependencies, use %s\n" % \ + good("--verbose")) if len(cleanlist): unmerge(settings, myopts, trees[settings["ROOT"]]["vartree"], |