54 lines
2.3 KiB
C
54 lines
2.3 KiB
C
//=-------------------------------------------------------------------------=//
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// Centers management module //
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// //
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// Copyright © 2021 The Gem-graph Project //
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// //
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// This file is part of gem-graph. //
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// //
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// This program is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU Affero General Public License as //
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// published by the Free Software Foundation, either version 3 of the //
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// License, or (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU Affero General Public License for more details. //
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// //
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// You should have received a copy of the GNU Affero General Public License //
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// along with this program. If not, see <https://www.gnu.org/licenses/>. //
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//=-------------------------------------------------------------------------=//
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#include "../include/base.h"
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/* -------------------------------------------------------------------------- */
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Center_t *CenterAdd(Center_t *anyCenter, Center_t *newCenter)
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{
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if (!newCenter) return NULL;
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if (anyCenter->next) {
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anyCenter->next->prev = newCenter;
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}
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newCenter->next = anyCenter->next;
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anyCenter->next = newCenter;
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newCenter->prev = anyCenter;
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return newCenter;
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}
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void CenterRemove(Center_t *oldCenter)
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{
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register Center_t *prev;
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register Center_t *next;
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//printLog("Removing center %p\n", oldCenter);
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if (!oldCenter) return;
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prev = oldCenter->prev;
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next = oldCenter->next;
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if (prev) prev->next = oldCenter->next;
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if (next) next->prev = oldCenter->prev;
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}
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