Annotation of OpenXM_contrib/gmp/mpz/realloc.c, Revision 1.1.1.3
1.1.1.3 ! ohara 1: /* _mpz_realloc -- make the mpz_t have NEW_ALLOC digits allocated.
1.1 maekawa 2:
1.1.1.3 ! ohara 3: Copyright 1991, 1993, 1994, 1995, 2000, 2001 Free Software Foundation, Inc.
1.1 maekawa 4:
5: This file is part of the GNU MP Library.
6:
7: The GNU MP Library is free software; you can redistribute it and/or modify
1.1.1.2 maekawa 8: it under the terms of the GNU Lesser General Public License as published by
9: the Free Software Foundation; either version 2.1 of the License, or (at your
1.1 maekawa 10: option) any later version.
11:
12: The GNU MP Library is distributed in the hope that it will be useful, but
13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
1.1.1.2 maekawa 14: or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
1.1 maekawa 15: License for more details.
16:
1.1.1.2 maekawa 17: You should have received a copy of the GNU Lesser General Public License
1.1 maekawa 18: along with the GNU MP Library; see the file COPYING.LIB. If not, write to
19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20: MA 02111-1307, USA. */
21:
22: #include "gmp.h"
23: #include "gmp-impl.h"
24:
25: void *
1.1.1.3 ! ohara 26: _mpz_realloc (mpz_ptr m, mp_size_t new_alloc)
1.1 maekawa 27: {
1.1.1.3 ! ohara 28: mp_ptr mp;
! 29:
1.1 maekawa 30: /* Never allocate zero space. */
1.1.1.3 ! ohara 31: new_alloc = MAX (new_alloc, 1);
1.1 maekawa 32:
1.1.1.3 ! ohara 33: mp = __GMP_REALLOCATE_FUNC_LIMBS (PTR(m), ALLOC(m), new_alloc);
! 34: PTR(m) = mp;
! 35: ALLOC(m) = new_alloc;
! 36:
! 37: /* Don't create an invalid number; if the current value doesn't fit after
! 38: reallocation, clear it to 0. */
! 39: if (ABSIZ(m) > new_alloc)
! 40: SIZ(m) = 0;
1.1 maekawa 41:
1.1.1.3 ! ohara 42: return (void *) mp;
1.1 maekawa 43: }
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