contrib/mpc/src/mem.c

   1 /* wrapper functions to allocate, reallocate and free memory
   2
   3 Copyright (C) 2009 INRIA
   4
   5 This file is part of GNU MPC.
   6
   7 GNU MPC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU Lesser General Public License as published by the
   9 Free Software Foundation; either version 3 of the License, or (at your
  10 option) any later version.
  11
  12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
  15 more details.
  16
  17 You should have received a copy of the GNU Lesser General Public License
  18 along with this program. If not, see http://www.gnu.org/licenses/ .
  19 */
  20
  21 #include <string.h>   /* for strlen */
  22 #include "mpc-impl.h"
  23
  24 char *
  25 mpc_alloc_str (size_t len)
  26 {
  27   void * (*allocfunc) (size_t);
  28   mp_get_memory_functions (&allocfunc, NULL, NULL);
  29   return (char *) ((*allocfunc) (len));
  30 }
  31
  32 char *
  33 mpc_realloc_str (char * str, size_t oldlen, size_t newlen)
  34 {
  35   void * (*reallocfunc) (void *, size_t, size_t);
  36   mp_get_memory_functions (NULL, &reallocfunc, NULL);
  37   return (char *) ((*reallocfunc) (str, oldlen, newlen));
  38 }
  39
  40 void
  41 mpc_free_str (char *str)
  42 {
  43   void (*freefunc) (void *, size_t);
  44   mp_get_memory_functions (NULL, NULL, &freefunc);
  45   (*freefunc) (str, strlen (str) + 1);
  46 }