From 2cd2076377d6459142f594ec46ccfcdaeb32292e Mon Sep 17 00:00:00 2001 From: Zac Medico Date: Sat, 5 Apr 2008 08:50:01 +0000 Subject: Replace the depgraph's fakedbapi of visible packages with a new CompositeDbapi that is implemented on top of the depgraph's existing package selection logic. svn path=/main/trunk/; revision=9713 --- pym/_emerge/__init__.py | 164 ++++++++++-------------------------------------- 1 file changed, 34 insertions(+), 130 deletions(-) (limited to 'pym') diff --git a/pym/_emerge/__init__.py b/pym/_emerge/__init__.py index d7afe13c1..dcafd05b7 100644 --- a/pym/_emerge/__init__.py +++ b/pym/_emerge/__init__.py @@ -1426,6 +1426,39 @@ def show_invalid_depstring_notice(parent_node, depstring, error_msg): f.add_flowing_data(x) f.end_paragraph(1) +class CompositeDbapi(object): + def __init__(self, depgraph, root): + self._depgraph = depgraph + self._root = root + self._match_cache = {} + self._cpv_tree_map = {} + + def match(self, atom): + ret = self._match_cache.get(atom) + if ret is not None: + return ret[:] + pkg, existing = self._depgraph._select_package(self._root, atom) + if not pkg: + ret = [] + else: + if pkg.installed and "selective" not in self._depgraph.myparams: + try: + self._depgraph._iter_args_for_pkg(pkg).next() + except StopIteration: + pass + else: + ret = [] + if ret is None: + self._cpv_tree_map[pkg.cpv] = \ + self._depgraph.pkg_tree_map[pkg.type_name] + ret = [pkg.cpv] + self._match_cache[atom] = ret + return ret[:] + + def aux_get(self, cpv, wants): + return self._depgraph.trees[self._root][ + self._cpv_tree_map[cpv]].dbapi.aux_get(cpv, wants) + class depgraph(object): pkg_tree_map = { @@ -1504,10 +1537,8 @@ class depgraph(object): self._filtered_trees[myroot]["vartree"] = self.trees[myroot]["vartree"] def filtered_tree(): pass - filtered_tree.dbapi = portage.fakedbapi( - settings=self.pkgsettings[myroot], exclusive_slots=False) + filtered_tree.dbapi = CompositeDbapi(self, myroot) self._filtered_trees[myroot]["porttree"] = filtered_tree - self._filtered_trees[myroot]["atoms"] = set() dbs = [] portdb = self.trees[myroot]["porttree"].dbapi bindb = self.trees[myroot]["bintree"].dbapi @@ -1988,7 +2019,6 @@ class depgraph(object): """Generate SLOT atoms for the highest available match and any matching installed SLOTs that are also available.""" vardb = self.roots[root].trees["vartree"].dbapi - filtered_db = self._filtered_trees[root]["porttree"].dbapi mykey = portage.dep_getkey(atom) myslots = set() for cpv in vardb.match(mykey): @@ -2046,7 +2076,6 @@ class depgraph(object): myfavorites=[] myroot = self.target_root dbs = self._filtered_trees[myroot]["dbs"] - filtered_db = self._filtered_trees[myroot]["porttree"].dbapi vardb = self.trees[myroot]["vartree"].dbapi portdb = self.trees[myroot]["porttree"].dbapi bindb = self.trees[myroot]["bintree"].dbapi @@ -2365,129 +2394,6 @@ class depgraph(object): # We're true here unless we are missing binaries. return (not missing,myfavorites) - def _populate_filtered_repo(self, myroot, depstring, - strict=True, myuse=None, exclude_installed=False): - """Extract all of the atoms from the depstring, select preferred - packages from appropriate repositories, and use them to populate - the filtered repository. This will raise InvalidDependString when - necessary.""" - - filtered_db = self._filtered_trees[myroot]["porttree"].dbapi - pkgsettings = self.pkgsettings[myroot] - usepkgonly = "--usepkgonly" in self.myopts - - from portage.dep import paren_reduce, use_reduce - try: - portage.dep._dep_check_strict = strict - atoms = paren_reduce(depstring) - atoms = use_reduce(atoms, uselist=myuse) - atoms = list(iter_atoms(atoms)) - for x in atoms: - if portage.dep._dep_check_strict and \ - not portage.isvalidatom(x, allow_blockers=True): - raise portage.exception.InvalidDependString( - "Invalid atom: %s" % x) - finally: - portage.dep._dep_check_strict = True - - filtered_atoms = self._filtered_trees[myroot]["atoms"] - dbs = self._filtered_trees[myroot]["dbs"] - old_virts = pkgsettings.getvirtuals() - while atoms: - x = atoms.pop() - if x.startswith("!"): - continue - if x in filtered_atoms: - continue - filtered_atoms.add(x) - cp = portage.dep_getkey(x) - cat = portage.catsplit(cp)[0] - slot = portage.dep.dep_getslot(x) - is_virt = cp.startswith("virtual/") - atom_populated = False - for db, pkg_type, built, installed, db_keys in dbs: - if installed and \ - (exclude_installed or not usepkgonly): - continue - cpv_list = db.cp_list(cp) - if not cpv_list: - if is_virt: - # old-style virtual - # Create a transformed atom for each choice - # and add it to the stack for processing. - for choice in old_virts.get(cp, []): - atoms.append(x.replace(cp, choice)) - # Maybe a new-style virtual exists in another db, so - # we have to try all of them to prevent the old-style - # virtuals from overriding available new-styles. - continue - # descending order - cpv_list.reverse() - for cpv in cpv_list: - if filtered_db.cpv_exists(cpv): - continue - if not portage.match_from_list(x, [cpv]): - continue - if is_virt: - mykeys = db_keys[:] - mykeys.extend(self._dep_keys) - else: - mykeys = db_keys - try: - metadata = dict(izip(mykeys, - db.aux_get(cpv, mykeys))) - except KeyError: - # masked by corruption - continue - if slot is not None: - if slot != metadata["SLOT"]: - continue - if not built: - if (is_virt or "?" in metadata["LICENSE"]): - pkgsettings.setcpv(cpv, mydb=metadata) - metadata["USE"] = pkgsettings["PORTAGE_USE"] - else: - metadata["USE"] = "" - - if not visible(pkgsettings, Package(built=built, - cpv=cpv, root=myroot, type_name=pkg_type, - installed=installed, metadata=metadata)): - continue - - filtered_db.cpv_inject(cpv, metadata=metadata) - if not is_virt: - # break here since we only want the best version - # for now (eventually will be configurable). - atom_populated = True - break - # For new-style virtuals, we explore all available - # versions and recurse on their deps. This is a - # preparation for the lookahead that happens when - # new-style virtuals are expanded by dep_check(). - virtual_deps = " ".join(metadata[k] \ - for k in self._dep_keys) - try: - if installed: - portage.dep._dep_check_strict = False - try: - deps = paren_reduce(virtual_deps) - deps = use_reduce(deps, - uselist=metadata["USE"].split()) - for y in iter_atoms(deps): - if portage.dep._dep_check_strict and \ - not portage.isvalidatom(y, - allow_blockers=True): - raise portage.exception.InvalidDependString( - "Invalid atom: %s" % y) - atoms.append(y) - except portage.exception.InvalidDependString, e: - # Masked by corruption - filtered_db.cpv_remove(cpv) - finally: - portage.dep._dep_check_strict = True - if atom_populated: - break - def _select_atoms_from_graph(self, *pargs, **kwargs): """ Prefer atoms matching packages that have already been @@ -2504,8 +2410,6 @@ class depgraph(object): pkgsettings = self.pkgsettings[root] if trees is None: trees = self._filtered_trees - self._populate_filtered_repo(root, depstring, - myuse=myuse, strict=strict) if True: try: self.trees[root]["selective"] = "selective" in self.myparams -- cgit v1.2.3-1-g7c22