From cbc5431d62e3fe9166f18395dce3ddf2af0906d3 Mon Sep 17 00:00:00 2001 From: Sadie Powell Date: Sat, 28 Mar 2026 21:32:23 +0000 Subject: Switch modules from reference<> to shared_ptr<> and weak_ptr<>. --- include/utility/pointer.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 include/utility/pointer.h (limited to 'include/utility/pointer.h') diff --git a/include/utility/pointer.h b/include/utility/pointer.h new file mode 100644 index 000000000..2e356ae2b --- /dev/null +++ b/include/utility/pointer.h @@ -0,0 +1,42 @@ +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2026 Sadie Powell + * + * This file is part of InspIRCd. InspIRCd is free software: you can + * redistribute it and/or modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation, version 2. + * + * This program 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, see . + */ + + +#pragma once + +namespace insp +{ + /** Determines if the pointer in \p ptr1 is empty. + * @param ptr Either a shared_ptr<> or a weak_ptr<>. + */ + template + bool empty_ptr(const Ptr& ptr) + { + return same_ptr(ptr, {}); + } + + /** Determines if the pointer in \p ptr1 points to the same value as the pointer in \p ptr2. + * @param ptr1 Either a shared_ptr<> or a weak_ptr<>. + * @param ptr2 Either a shared_ptr<> or a weak_ptr<>. + */ + template + bool same_ptr(const Ptr1& ptr1, const Ptr2& ptr2) + { + return !ptr1.owner_before(ptr2) && !ptr2.owner_before(ptr1); + } +} -- cgit v1.3.1-10-gc9f91