52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
/*=============================================================================
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This file is part of FLINT.
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FLINT 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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FLINT 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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You should have received a copy of the GNU General Public License
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along with FLINT; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2008, 2009 William Hart
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Copyright (C) 2010 Fredrik Johansson
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******************************************************************************/
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#include <gmp.h>
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#include "flint.h"
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#include "fmpz.h"
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#include "fmpz_vec.h"
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void
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_fmpz_factor_fit_length(fmpz_factor_t factor, slong len)
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{
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if (len > factor->alloc)
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{
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if (len < 2 * factor->alloc)
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len = 2 * factor->alloc;
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factor->p = (fmpz *) flint_realloc(factor->p, len * sizeof(fmpz));
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factor->exp = flint_realloc(factor->exp, len * sizeof(slong));
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if (len > factor->alloc)
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{
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flint_mpn_zero((mp_ptr)(factor->p + factor->alloc), len-factor->alloc);
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flint_mpn_zero((mp_ptr)(factor->exp + factor->alloc), len-factor->alloc);
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}
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factor->alloc = len;
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}
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}
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