1/* mp_set_memory_functions -- Set the allocate, reallocate, and free functions 2 for use by the mp package. 3 4Copyright 1991, 1993, 1994, 2000, 2001 Free Software Foundation, Inc. 5 6This file is part of the GNU MP Library. 7 8The GNU MP Library is free software; you can redistribute it and/or modify 9it under the terms of the GNU Lesser General Public License as published by 10the Free Software Foundation; either version 3 of the License, or (at your 11option) any later version. 12 13The GNU MP Library is distributed in the hope that it will be useful, but 14WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 15or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 16License for more details. 17 18You should have received a copy of the GNU Lesser General Public License 19along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */ 20 21#include "gmp.h" 22#include "gmp-impl.h" 23 24void 25mp_set_memory_functions (void *(*alloc_func) (size_t), 26 void *(*realloc_func) (void *, size_t, size_t), 27 void (*free_func) (void *, size_t)) __GMP_NOTHROW 28{ 29 if (alloc_func == 0) 30 alloc_func = __gmp_default_allocate; 31 if (realloc_func == 0) 32 realloc_func = __gmp_default_reallocate; 33 if (free_func == 0) 34 free_func = __gmp_default_free; 35 36 __gmp_allocate_func = alloc_func; 37 __gmp_reallocate_func = realloc_func; 38 __gmp_free_func = free_func; 39} 40