Exheredludis/paludis/package_dep_spec_properties.cc
2011-05-19 20:52:24 +01:00

59 lines
2.5 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2009, 2010, 2011 Ciaran McCreesh
*
* 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 <paludis/package_dep_spec_properties.hh>
#include <paludis/dep_spec.hh>
#include <paludis/util/sequence.hh>
using namespace paludis;
namespace
{
inline bool check(const bool c, const Tribool w)
{
if (w.is_true())
return c;
else if (w.is_false())
return ! c;
else
return true;
}
}
bool
paludis::package_dep_spec_has_properties(const PackageDepSpec & spec, const PackageDepSpecProperties & properties)
{
bool result(true);
result = result && check(bool(spec.additional_requirements_ptr()) && ! spec.additional_requirements_ptr()->empty(), properties.has_additional_requirements());
result = result && check(bool(spec.category_name_part_ptr()), properties.has_category_name_part());
result = result && check(bool(spec.from_repository_ptr()), properties.has_from_repository());
result = result && check(bool(spec.in_repository_ptr()), properties.has_in_repository());
result = result && check(bool(spec.installable_to_path_ptr()), properties.has_installable_to_path());
result = result && check(bool(spec.installable_to_repository_ptr()), properties.has_installable_to_repository());
result = result && check(bool(spec.installed_at_path_ptr()), properties.has_installed_at_path());
result = result && check(bool(spec.package_ptr()), properties.has_package());
result = result && check(bool(spec.package_name_part_ptr()), properties.has_package_name_part());
result = result && check(bool(spec.slot_requirement_ptr()), properties.has_slot_requirement());
result = result && check(spec.version_requirements_ptr() && ! spec.version_requirements_ptr()->empty(), properties.has_version_requirements());
return result;
}