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Diffstat (limited to 'pym/portage/_sets/libs.py')
-rw-r--r-- | pym/portage/_sets/libs.py | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/pym/portage/_sets/libs.py b/pym/portage/_sets/libs.py new file mode 100644 index 000000000..20347e452 --- /dev/null +++ b/pym/portage/_sets/libs.py @@ -0,0 +1,91 @@ +# Copyright 2007 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +from __future__ import print_function + +from portage.localization import _ +from portage._sets.base import PackageSet +from portage._sets import get_boolean +from portage.versions import catpkgsplit +import portage + +class LibraryConsumerSet(PackageSet): + _operations = ["merge", "unmerge"] + + def __init__(self, vardbapi, debug=False): + super(LibraryConsumerSet, self).__init__() + self.dbapi = vardbapi + self.debug = debug + + def mapPathsToAtoms(self, paths): + rValue = set() + for link, p in self.dbapi._owners.iter_owners(paths): + cat, pn = catpkgsplit(link.mycpv)[:2] + slot = self.dbapi.aux_get(link.mycpv, ["SLOT"])[0] + rValue.add("%s/%s:%s" % (cat, pn, slot)) + return rValue + +class LibraryFileConsumerSet(LibraryConsumerSet): + + """ + Note: This does not detect libtool archive (*.la) files that consume the + specified files (revdep-rebuild is able to detect them). + """ + + description = "Package set which contains all packages " + \ + "that consume the specified library file(s)." + + def __init__(self, vardbapi, files, **kargs): + super(LibraryFileConsumerSet, self).__init__(vardbapi, **kargs) + self.files = files + + def load(self): + consumers = set() + for lib in self.files: + consumers.update(self.dbapi._linkmap.findConsumers(lib)) + + if not consumers: + return + self._setAtoms(self.mapPathsToAtoms(consumers)) + + def singleBuilder(cls, options, settings, trees): + files = tuple(portage.util.shlex_split(options.get("files", ""))) + if not files: + raise SetConfigError(_("no files given")) + debug = get_boolean(options, "debug", False) + return LibraryFileConsumerSet(trees["vartree"].dbapi, + files, debug=debug) + singleBuilder = classmethod(singleBuilder) + +class PreservedLibraryConsumerSet(LibraryConsumerSet): + def load(self): + reg = self.dbapi._plib_registry + if reg is None: + # preserve-libs is entirely disabled + return + consumers = set() + if reg: + plib_dict = reg.getPreservedLibs() + for libs in plib_dict.values(): + for lib in libs: + if self.debug: + print(lib) + for x in sorted(self.dbapi._linkmap.findConsumers(lib)): + print(" ", x) + print("-"*40) + consumers.update(self.dbapi._linkmap.findConsumers(lib)) + # Don't rebuild packages just because they contain preserved + # libs that happen to be consumers of other preserved libs. + for libs in plib_dict.values(): + consumers.difference_update(libs) + else: + return + if not consumers: + return + self._setAtoms(self.mapPathsToAtoms(consumers)) + + def singleBuilder(cls, options, settings, trees): + debug = get_boolean(options, "debug", False) + return PreservedLibraryConsumerSet(trees["vartree"].dbapi, + debug=debug) + singleBuilder = classmethod(singleBuilder) |