Blame mpq/abs.c

Packit 15dc08
/* mpq_abs -- absolute value of a rational.
Packit 15dc08
Packit 15dc08
Copyright 2000, 2001, 2012 Free Software Foundation, Inc.
Packit 15dc08
Packit 15dc08
This file is part of the GNU MP Library.
Packit 15dc08
Packit 15dc08
The GNU MP Library is free software; you can redistribute it and/or modify
Packit 15dc08
it under the terms of either:
Packit 15dc08
Packit 15dc08
  * the GNU Lesser General Public License as published by the Free
Packit 15dc08
    Software Foundation; either version 3 of the License, or (at your
Packit 15dc08
    option) any later version.
Packit 15dc08
Packit 15dc08
or
Packit 15dc08
Packit 15dc08
  * the GNU General Public License as published by the Free Software
Packit 15dc08
    Foundation; either version 2 of the License, or (at your option) any
Packit 15dc08
    later version.
Packit 15dc08
Packit 15dc08
or both in parallel, as here.
Packit 15dc08
Packit 15dc08
The GNU MP Library is distributed in the hope that it will be useful, but
Packit 15dc08
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
Packit 15dc08
or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
Packit 15dc08
for more details.
Packit 15dc08
Packit 15dc08
You should have received copies of the GNU General Public License and the
Packit 15dc08
GNU Lesser General Public License along with the GNU MP Library.  If not,
Packit 15dc08
see https://www.gnu.org/licenses/.  */
Packit 15dc08
Packit 15dc08
#define __GMP_FORCE_mpq_abs 1
Packit 15dc08
Packit 15dc08
#include "gmp.h"
Packit 15dc08
#include "gmp-impl.h"
Packit 15dc08
Packit 15dc08
Packit 15dc08
void
Packit 15dc08
mpq_abs (mpq_ptr dst, mpq_srcptr src)
Packit 15dc08
{
Packit 15dc08
  mp_size_t  num_abs_size = ABSIZ(NUM(src));
Packit 15dc08
Packit 15dc08
  if (dst != src)
Packit 15dc08
    {
Packit 15dc08
      mp_size_t  den_size = SIZ(DEN(src));
Packit 15dc08
      mp_ptr dp;
Packit 15dc08
Packit 15dc08
      dp = MPZ_NEWALLOC (NUM(dst), num_abs_size);
Packit 15dc08
      MPN_COPY (dp, PTR(NUM(src)), num_abs_size);
Packit 15dc08
Packit 15dc08
      dp = MPZ_NEWALLOC (DEN(dst), den_size);
Packit 15dc08
      SIZ(DEN(dst)) = den_size;
Packit 15dc08
      MPN_COPY (dp, PTR(DEN(src)), den_size);
Packit 15dc08
    }
Packit 15dc08
Packit 15dc08
  SIZ(NUM(dst)) = num_abs_size;
Packit 15dc08
}