Annotation of OpenXM/src/kan96xx/gmp-2.0.2/mpz/iset.c, Revision 1.1
1.1 ! maekawa 1: /* mpz_init_set (src_integer) -- Make a new multiple precision number with
! 2: a value copied from SRC_INTEGER.
! 3:
! 4: Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.
! 5:
! 6: This file is part of the GNU MP Library.
! 7:
! 8: The GNU MP Library is free software; you can redistribute it and/or modify
! 9: it under the terms of the GNU Library General Public License as published by
! 10: the Free Software Foundation; either version 2 of the License, or (at your
! 11: option) any later version.
! 12:
! 13: The GNU MP Library is distributed in the hope that it will be useful, but
! 14: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
! 15: or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
! 16: License for more details.
! 17:
! 18: You should have received a copy of the GNU Library General Public License
! 19: along with the GNU MP Library; see the file COPYING.LIB. If not, write to
! 20: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
! 21: MA 02111-1307, USA. */
! 22:
! 23: #include "gmp.h"
! 24: #include "gmp-impl.h"
! 25:
! 26: void
! 27: #if __STDC__
! 28: mpz_init_set (mpz_ptr w, mpz_srcptr u)
! 29: #else
! 30: mpz_init_set (w, u)
! 31: mpz_ptr w;
! 32: mpz_srcptr u;
! 33: #endif
! 34: {
! 35: mp_ptr wp, up;
! 36: mp_size_t usize, size;
! 37:
! 38: usize = u->_mp_size;
! 39: size = ABS (usize);
! 40:
! 41: w->_mp_alloc = MAX (size, 1);
! 42: w->_mp_d = (mp_ptr) (*_mp_allocate_func) (w->_mp_alloc * BYTES_PER_MP_LIMB);
! 43:
! 44: wp = w->_mp_d;
! 45: up = u->_mp_d;
! 46:
! 47: MPN_COPY (wp, up, size);
! 48: w->_mp_size = usize;
! 49: }
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