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/*
Copyright (C) 2007 David Howden
Copyright (C) 2007, 2008, 2009, 2010 William Hart
Copyright (C) 2008 Richard Howell-Peak
Copyright (C) 2011 Fredrik Johansson
Copyright (C) 2012 Lina Kulakova
This file is part of FLINT.
FLINT is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version. See <https://www.gnu.org/licenses/>.
*/
#include "fmpz_mod_poly.h"
#include "fmpz_mod_poly_factor.h"
void
fmpz_mod_poly_factor_insert(fmpz_mod_poly_factor_t fac,
const fmpz_mod_poly_t poly, slong exp, const fmpz_mod_ctx_t ctx)
{
slong i;
if (poly->length <= 1)
return;
for (i = 0; i < fac->num; i++)
{
if (fmpz_mod_poly_equal(poly, fac->poly + i, ctx))
{
fac->exp[i] += exp;
return;
}
}
if (fac->alloc <= fac->num)
{
slong new_size = FLINT_MAX(fac->num + 1, 2*fac->alloc);
fac->poly = flint_realloc(fac->poly,
sizeof(fmpz_mod_poly_struct) * new_size);
fac->exp = flint_realloc(fac->exp, sizeof(slong) * new_size);
for (i = fac->alloc; i < new_size; i++)
fmpz_mod_poly_init(fac->poly + i, ctx);
fac->alloc = new_size;
}
fmpz_mod_poly_set(fac->poly + fac->num, poly, ctx);
fac->exp[fac->num] = exp;
fac->num++;
}