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78 lines
1.8 KiB
C
78 lines
1.8 KiB
C
/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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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 General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "kernel/ifftw.h"
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/* constructor */
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problem *X(mkproblem)(size_t sz, const problem_adt *adt)
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{
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problem *p = (problem *)MALLOC(sz, PROBLEMS);
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p->adt = adt;
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return p;
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}
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/* destructor */
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void X(problem_destroy)(problem *ego)
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{
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if (ego)
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ego->adt->destroy(ego);
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}
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/* management of unsolvable problems */
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static void unsolvable_destroy(problem *ego)
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{
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UNUSED(ego);
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}
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static void unsolvable_hash(const problem *p, md5 *m)
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{
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UNUSED(p);
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X(md5puts)(m, "unsolvable");
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}
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static void unsolvable_print(const problem *ego, printer *p)
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{
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UNUSED(ego);
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p->print(p, "(unsolvable)");
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}
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static void unsolvable_zero(const problem *ego)
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{
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UNUSED(ego);
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}
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static const problem_adt padt =
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{
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PROBLEM_UNSOLVABLE,
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unsolvable_hash,
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unsolvable_zero,
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unsolvable_print,
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unsolvable_destroy
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};
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/* there is no point in malloc'ing this one */
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static problem the_unsolvable_problem = { &padt };
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problem *X(mkproblem_unsolvable)(void)
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{
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return &the_unsolvable_problem;
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}
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