diff options
Diffstat (limited to '0.8.0/paludis/environment/no_config/no_config_environment.cc')
| -rw-r--r-- | 0.8.0/paludis/environment/no_config/no_config_environment.cc | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/0.8.0/paludis/environment/no_config/no_config_environment.cc b/0.8.0/paludis/environment/no_config/no_config_environment.cc new file mode 100644 index 000000000..b9022fab7 --- /dev/null +++ b/0.8.0/paludis/environment/no_config/no_config_environment.cc @@ -0,0 +1,197 @@ +/* vim: set sw=4 sts=4 et foldmethod=syntax : */ + +/* + * Copyright (c) 2006 Ciaran McCreesh <ciaranm@ciaranm.org> + * + * This file is part of the Paludis package manager. Paludis is free software; + * you can redistribute it and/or modify it under the terms of the GNU General + * Public License version 2, as published by the Free Software Foundation. + * + * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "no_config_environment.hh" +#include <paludis/util/collection_concrete.hh> +#include <paludis/util/tokeniser.hh> +#include <paludis/util/log.hh> +#include <paludis/repositories/portage/portage_repository.hh> +#include <paludis/config_file.hh> +#include <set> + +using namespace paludis; + +#include <paludis/environment/no_config/no_config_environment-sr.cc> + +namespace paludis +{ + template<> + struct Implementation<NoConfigEnvironment> : + InternalCounted<Implementation<NoConfigEnvironment> > + { + const FSEntry top_level_dir; + bool accept_unstable; + std::set<KeywordName> accepted_keywords; + std::list<NoConfigEnvironmentProfilesDescLine> profiles; + + Implementation(Environment * const env, const NoConfigEnvironmentParams & params) : + top_level_dir(params.repository_dir), + accept_unstable(params.accept_unstable) + { + Context context("When initialising NoConfigEnvironment at '" + stringify(params.repository_dir) + "':"); + + try + { + LineConfigFile profiles_desc(params.repository_dir / "profiles" / "profiles.desc"); + for (LineConfigFile::Iterator line(profiles_desc.begin()), line_end(profiles_desc.end()) ; + line != line_end ; ++line) + { + std::vector<std::string> tokens; + WhitespaceTokeniser::get_instance()->tokenise(*line, std::back_inserter(tokens)); + + if (tokens.size() != 3) + { + Log::get_instance()->message(ll_warning, lc_context, "Skipping invalid line '" + + *line + "'"); + continue; + } + + profiles.push_back(NoConfigEnvironmentProfilesDescLine::create() + .path(params.repository_dir / "profiles" / tokens.at(1)) + .status(tokens.at(2)) + .arch(tokens.at(0)) + .db(PackageDatabase::Pointer(new PackageDatabase(env)))); + } + } + catch (const ConfigFileError & e) + { + Log::get_instance()->message(ll_warning, lc_context, "Could not load profiles.desc due to exception '" + + e.message() + "' (" + e.what() + ")"); + } + + if (profiles.empty()) + profiles.push_back(NoConfigEnvironmentProfilesDescLine::create() + .path(params.repository_dir / "profiles" / "base") + .status("default") + .arch("default") + .db(PackageDatabase::Pointer(new PackageDatabase(env)))); + + for (std::list<NoConfigEnvironmentProfilesDescLine>::iterator + p(profiles.begin()), p_end(profiles.end()) ; p != p_end ; ++p) + { + AssociativeCollection<std::string, std::string>::Pointer keys( + new AssociativeCollection<std::string, std::string>::Concrete); + + keys->insert("format", "portage"); + keys->insert("location", stringify(params.repository_dir)); + keys->insert("profiles", stringify(p->path)); + + p->db->add_repository(RepositoryMaker::get_instance()->find_maker("portage")(env, + p->db.raw_pointer(), keys)); + p->db->add_repository(RepositoryMaker::get_instance()->find_maker("virtuals")(env, + p->db.raw_pointer(), AssociativeCollection<std::string, std::string>::Pointer(0))); + } + } + }; + + /* This goat is for Dave Wickham */ +} + +NoConfigEnvironment::NoConfigEnvironment(const NoConfigEnvironmentParams & params) : + PrivateImplementationPattern<NoConfigEnvironment>( + new Implementation<NoConfigEnvironment>(this, params)), + Environment(_imp->profiles.begin()->db) +{ + /* do this to load accepted_keywords etc */ + set_profile(ProfilesIterator(_imp->profiles.begin())); +} + +NoConfigEnvironment::~NoConfigEnvironment() +{ +} + +std::string +NoConfigEnvironment::paludis_command() const +{ + return "false"; +} + +FSEntry +NoConfigEnvironment::main_repository_dir() const +{ + return _imp->top_level_dir; +} + +void +NoConfigEnvironment::set_profile(const NoConfigEnvironment::ProfilesIterator & i) +{ + change_package_database(i->db); + + _imp->accepted_keywords.clear(); + _imp->accepted_keywords.insert(KeywordName("*")); + _imp->accepted_keywords.insert(KeywordName(i->arch)); + if (_imp->accept_unstable) + _imp->accepted_keywords.insert(KeywordName("~" + i->arch)); +} + +void +NoConfigEnvironment::set_profile(const FSEntry & location) +{ + Context context("When setting NoConfigEnvironment profile to '" + stringify(location) + "':"); + + for (ProfilesIterator i(begin_profiles()), i_end(end_profiles()) ; i != i_end ; ++i) + if (i->path == location) + { + set_profile(i); + return; + } + + Log::get_instance()->message(ll_warning, lc_context, "No profiles.desc entry found, faking it"); + + PackageDatabase::Pointer db(new PackageDatabase(this)); + AssociativeCollection<std::string, std::string>::Pointer keys( + new AssociativeCollection<std::string, std::string>::Concrete); + + keys->insert("format", "portage"); + keys->insert("location", stringify(_imp->top_level_dir)); + keys->insert("profiles", stringify(location)); + + PortageRepository::Pointer p(RepositoryMaker::get_instance()->find_maker("portage")(this, + db.raw_pointer(), keys)); + db->add_repository(RepositoryMaker::get_instance()->find_maker("virtuals")(this, + db.raw_pointer(), AssociativeCollection<std::string, std::string>::Pointer(0))); + db->add_repository(p); + + _imp->accepted_keywords.clear(); + _imp->accepted_keywords.insert(KeywordName("*")); + _imp->accepted_keywords.insert(KeywordName(p->profile_variable("ARCH"))); + if (_imp->accept_unstable) + _imp->accepted_keywords.insert(KeywordName("~" + p->profile_variable("ARCH"))); + + change_package_database(db); +} + +bool +NoConfigEnvironment::accept_keyword(const KeywordName & k, const PackageDatabaseEntry * const) const +{ + return _imp->accepted_keywords.end() != _imp->accepted_keywords.find(k); +} + +NoConfigEnvironment::ProfilesIterator +NoConfigEnvironment::begin_profiles() const +{ + return ProfilesIterator(_imp->profiles.begin()); +} + +NoConfigEnvironment::ProfilesIterator +NoConfigEnvironment::end_profiles() const +{ + return ProfilesIterator(_imp->profiles.end()); +} + |