00001 /* vim: set sw=4 sts=4 et foldmethod=syntax : */ 00002 00003 /* 00004 * Copyright (c) 2006, 2007, 2008 Ciaran McCreesh 00005 * 00006 * This file is part of the Paludis package manager. Paludis is free software; 00007 * you can redistribute it and/or modify it under the terms of the GNU General 00008 * Public License version 2, as published by the Free Software Foundation. 00009 * 00010 * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY 00011 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00012 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 00013 * details. 00014 * 00015 * You should have received a copy of the GNU General Public License along with 00016 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple 00017 * Place, Suite 330, Boston, MA 02111-1307 USA 00018 */ 00019 00020 #ifndef PALUDIS_GUARD_PALUDIS_VERSION_REQUIREMENTS_FWD_HH 00021 #define PALUDIS_GUARD_PALUDIS_VERSION_REQUIREMENTS_FWD_HH 1 00022 00023 #include <paludis/util/sequence-fwd.hh> 00024 #include <paludis/util/attributes.hh> 00025 #include <paludis/version_spec-fwd.hh> 00026 #include <tr1/memory> 00027 #include <iosfwd> 00028 00029 /** \file 00030 * Forward declarations for paludis/version_requirements.hh . 00031 * 00032 * \ingroup g_dep_spec 00033 */ 00034 00035 namespace paludis 00036 { 00037 class VersionRequirement; 00038 00039 /** 00040 * A collection of VersionRequirement instances, usually for a 00041 * PackageDepSpec. 00042 * 00043 * \see PackageDepSpec 00044 * \ingroup g_dep_spec 00045 */ 00046 typedef Sequence<VersionRequirement> VersionRequirements; 00047 00048 /** 00049 * Whether our version requirements are an 'and' or an 'or' set. 00050 * 00051 * \see PackageDepSpec 00052 * \ingroup g_dep_spec 00053 */ 00054 enum VersionRequirementsMode 00055 { 00056 vr_or, ///< Must match one 00057 vr_and, ///< Must match all 00058 last_vr 00059 }; 00060 00061 /** 00062 * Write a VersionRequirementsMode to a stream. 00063 * 00064 * \ingroup g_dep_spec 00065 */ 00066 std::ostream & 00067 operator<< (std::ostream &, const VersionRequirementsMode &) PALUDIS_VISIBLE; 00068 00069 } 00070 00071 #endif