diff options
| -rw-r--r-- | pym/_emerge/__init__.py | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/pym/_emerge/__init__.py b/pym/_emerge/__init__.py index ad09a1161..7556c0044 100644 --- a/pym/_emerge/__init__.py +++ b/pym/_emerge/__init__.py @@ -5090,6 +5090,55 @@ def unmerge(root_config, myopts, unmerge_action, all_selected = set() for x in pkgmap: all_selected.update(pkgmap[x]["selected"]) + + from portage.sets.base import EditablePackageSet + + # generate a list of package sets that are directly or indirectly listed in "world", + # as there is no persistent list of "installed" sets + installed_sets = ["world"] + stop = False + pos = 0 + while not stop: + stop = True + pos = len(installed_sets) + for s in installed_sets[pos - 1:]: + candidates = [x[len(SETPREFIX):] for x in sets[s].getNonAtoms() if x.startswith(SETPREFIX)] + if candidates: + stop = False + installed_sets += candidates + del stop, pos + + # we don't want to unmerge packages that are still listed in user-editable package sets + # listed in "world" as they would be remerged on the next update of "world" or the + # relevant package sets. + for cp in pkgmap: + for cpv in pkgmap[cp]["selected"].copy(): + parents = [] + for s in installed_sets: + # skip sets that the user requested to unmerge, and skip world + # unless we're unmerging a package set (as the package would be + # removed from "world" later on) + if s in root_config.setconfig.active or (s == "world" and not root_config.setconfig.active): + continue + # only check instances of EditablePackageSet as other classes are generally used for + # special purposes and can be ignored here (and are usually generated dynamically, so the + # user can't do much about them anyway) + elif sets[s].containsCPV(cpv) \ + and isinstance(sets[s], EditablePackageSet): + parents.append(s) + if parents: + #print colorize("WARN", "Package %s is going to be unmerged," % cpv) + #print colorize("WARN", "but still listed in the following package sets:") + #print " %s\n" % ", ".join(parents) + print colorize("WARN", "Not unmerging package %s as it is" % cpv) + print colorize("WARN", "still referenced by the following package sets:") + print " %s\n" % ", ".join(parents) + # adjust pkgmap so the display output is correct + pkgmap[cp]["selected"].remove(cpv) + pkgmap[cp]["protected"].add(cpv) + + del installed_sets + for x in pkgmap: selected = pkgmap[x]["selected"] if not selected: |