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# Copyright 2010-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
__all__ = (
'UseManager',
)
from _emerge.Package import Package
from portage import os
from portage.dep import ExtendedAtomDict, remove_slot, _get_useflag_re
from portage.localization import _
from portage.util import grabfile, grabdict_package, read_corresponding_eapi_file, stack_lists, writemsg
from portage.versions import cpv_getkey
from portage.package.ebuild._config.helper import ordered_by_atom_specificity
class UseManager(object):
def __init__(self, repositories, profiles, abs_user_config, user_config=True):
# file variable
#--------------------------------
# repositories
#--------------------------------
# use.mask _repo_usemask_dict
# use.force _repo_useforce_dict
# package.use.mask _repo_pusemask_dict
# package.use.force _repo_puseforce_dict
#--------------------------------
# profiles
#--------------------------------
# use.mask _usemask_list
# use.force _useforce_list
# package.use.mask _pusemask_list
# package.use _pkgprofileuse
# package.use.force _puseforce_list
#--------------------------------
# user config
#--------------------------------
# package.use _pusedict
# Dynamic variables tracked by the config class
#--------------------------------
# profiles
#--------------------------------
# usemask
# useforce
#--------------------------------
# user config
#--------------------------------
# puse
self._repo_usemask_dict = self._parse_repository_files_to_dict_of_tuples("use.mask", repositories)
self._repo_useforce_dict = self._parse_repository_files_to_dict_of_tuples("use.force", repositories)
self._repo_pusemask_dict = self._parse_repository_files_to_dict_of_dicts("package.use.mask", repositories)
self._repo_puseforce_dict = self._parse_repository_files_to_dict_of_dicts("package.use.force", repositories)
self._repo_puse_dict = self._parse_repository_files_to_dict_of_dicts("package.use", repositories)
self._usemask_list = self._parse_profile_files_to_tuple_of_tuples("use.mask", profiles)
self._useforce_list = self._parse_profile_files_to_tuple_of_tuples("use.force", profiles)
self._pusemask_list = self._parse_profile_files_to_tuple_of_dicts("package.use.mask", profiles)
self._pkgprofileuse = self._parse_profile_files_to_tuple_of_dicts("package.use", profiles, juststrings=True)
self._puseforce_list = self._parse_profile_files_to_tuple_of_dicts("package.use.force", profiles)
self._pusedict = self._parse_user_files_to_extatomdict("package.use", abs_user_config, user_config)
self.repositories = repositories
def _parse_file_to_tuple(self, file_name):
ret = []
lines = grabfile(file_name, recursive=1)
eapi = read_corresponding_eapi_file(file_name)
useflag_re = _get_useflag_re(eapi)
for prefixed_useflag in lines:
if prefixed_useflag[:1] == "-":
useflag = prefixed_useflag[1:]
else:
useflag = prefixed_useflag
if useflag_re.match(useflag) is None:
writemsg(_("--- Invalid USE flag in '%s': '%s'\n") %
(file_name, prefixed_useflag), noiselevel=-1)
else:
ret.append(prefixed_useflag)
return tuple(ret)
def _parse_file_to_dict(self, file_name, juststrings=False):
ret = {}
location_dict = {}
file_dict = grabdict_package(file_name, recursive=1, verify_eapi=True)
eapi = read_corresponding_eapi_file(file_name)
useflag_re = _get_useflag_re(eapi)
for k, v in file_dict.items():
useflags = []
for prefixed_useflag in v:
if prefixed_useflag[:1] == "-":
useflag = prefixed_useflag[1:]
else:
useflag = prefixed_useflag
if useflag_re.match(useflag) is None:
writemsg(_("--- Invalid USE flag for '%s' in '%s': '%s'\n") %
(k, file_name, prefixed_useflag), noiselevel=-1)
else:
useflags.append(prefixed_useflag)
location_dict.setdefault(k, []).extend(useflags)
for k, v in location_dict.items():
if juststrings:
v = " ".join(v)
else:
v = tuple(v)
ret.setdefault(k.cp, {})[k] = v
return ret
def _parse_user_files_to_extatomdict(self, file_name, location, user_config):
ret = ExtendedAtomDict(dict)
if user_config:
pusedict = grabdict_package(
os.path.join(location, file_name), recursive=1, allow_wildcard=True, allow_repo=True, verify_eapi=False)
for k, v in pusedict.items():
ret.setdefault(k.cp, {})[k] = tuple(v)
return ret
def _parse_repository_files_to_dict_of_tuples(self, file_name, repositories):
ret = {}
for repo in repositories.repos_with_profiles():
ret[repo.name] = self._parse_file_to_tuple(os.path.join(repo.location, "profiles", file_name))
return ret
def _parse_repository_files_to_dict_of_dicts(self, file_name, repositories):
ret = {}
for repo in repositories.repos_with_profiles():
ret[repo.name] = self._parse_file_to_dict(os.path.join(repo.location, "profiles", file_name))
return ret
def _parse_profile_files_to_tuple_of_tuples(self, file_name, locations):
return tuple(self._parse_file_to_tuple(os.path.join(profile, file_name)) for profile in locations)
def _parse_profile_files_to_tuple_of_dicts(self, file_name, locations, juststrings=False):
return tuple(self._parse_file_to_dict(os.path.join(profile, file_name), juststrings) for profile in locations)
def getUseMask(self, pkg=None):
if pkg is None:
return frozenset(stack_lists(
self._usemask_list, incremental=True))
cp = getattr(pkg, "cp", None)
if cp is None:
cp = cpv_getkey(remove_slot(pkg))
usemask = []
if hasattr(pkg, "repo") and pkg.repo != Package.UNKNOWN_REPO:
repos = []
try:
repos.extend(repo.name for repo in
self.repositories[pkg.repo].masters)
except KeyError:
pass
repos.append(pkg.repo)
for repo in repos:
usemask.append(self._repo_usemask_dict.get(repo, {}))
cpdict = self._repo_pusemask_dict.get(repo, {}).get(cp)
if cpdict:
pkg_usemask = ordered_by_atom_specificity(cpdict, pkg)
if pkg_usemask:
usemask.extend(pkg_usemask)
for i, pusemask_dict in enumerate(self._pusemask_list):
if self._usemask_list[i]:
usemask.append(self._usemask_list[i])
cpdict = pusemask_dict.get(cp)
if cpdict:
pkg_usemask = ordered_by_atom_specificity(cpdict, pkg)
if pkg_usemask:
usemask.extend(pkg_usemask)
return frozenset(stack_lists(usemask, incremental=True))
def getUseForce(self, pkg=None):
if pkg is None:
return frozenset(stack_lists(
self._useforce_list, incremental=True))
cp = getattr(pkg, "cp", None)
if cp is None:
cp = cpv_getkey(remove_slot(pkg))
useforce = []
if hasattr(pkg, "repo") and pkg.repo != Package.UNKNOWN_REPO:
repos = []
try:
repos.extend(repo.name for repo in
self.repositories[pkg.repo].masters)
except KeyError:
pass
repos.append(pkg.repo)
for repo in repos:
useforce.append(self._repo_useforce_dict.get(repo, {}))
cpdict = self._repo_puseforce_dict.get(repo, {}).get(cp)
if cpdict:
pkg_useforce = ordered_by_atom_specificity(cpdict, pkg)
if pkg_useforce:
useforce.extend(pkg_useforce)
for i, puseforce_dict in enumerate(self._puseforce_list):
if self._useforce_list[i]:
useforce.append(self._useforce_list[i])
cpdict = puseforce_dict.get(cp)
if cpdict:
pkg_useforce = ordered_by_atom_specificity(cpdict, pkg)
if pkg_useforce:
useforce.extend(pkg_useforce)
return frozenset(stack_lists(useforce, incremental=True))
def getPUSE(self, pkg):
cp = getattr(pkg, "cp", None)
if cp is None:
cp = cpv_getkey(remove_slot(pkg))
ret = ""
cpdict = self._pusedict.get(cp)
if cpdict:
puse_matches = ordered_by_atom_specificity(cpdict, pkg)
if puse_matches:
puse_list = []
for x in puse_matches:
puse_list.extend(x)
ret = " ".join(puse_list)
return ret
def extract_global_USE_changes(self, old=""):
ret = old
cpdict = self._pusedict.get("*/*")
if cpdict is not None:
v = cpdict.pop("*/*", None)
if v is not None:
ret = " ".join(v)
if old:
ret = old + " " + ret
if not cpdict:
#No tokens left in atom_license_map, remove it.
del self._pusedict["*/*"]
return ret
|
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