src/mtLoseReference.c

   1 /*
   2 ** Splint - annotation-assisted static program checker
   3 ** Copyright (C) 1994-2003 University of Virginia,
   4 **         Massachusetts Institute of Technology
   5 **
   6 ** This program is free software; you can redistribute it and/or modify it
   7 ** under the terms of the GNU General Public License as published by the
   8 ** Free Software Foundation; either version 2 of the License, or (at your
   9 ** option) any later version.
  10 **
  11 ** This program is distributed in the hope that it will be useful, but
  12 ** WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 ** General Public License for more details.
  15 **
  16 ** The GNU General Public License is available from http://www.gnu.org/ or
  17 ** the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  18 ** MA 02111-1307, USA.
  19 **
  20 ** For information on splint: info@splint.org
  21 ** To report a bug: splint-bug@splint.org
  22 ** For more information: http://www.splint.org
  23 */
  24 /*
  25 ** mtLoseReference.c
  26 */
  27
  28 # include "splintMacros.nf"
  29 # include "basic.h"
  30
  31 extern mtLoseReference mtLoseReference_create (mttok fromname, mtTransferAction action)
  32 {
  33   mtLoseReference res = (mtLoseReference) dmalloc (sizeof (*res));
  34
  35   llassert (mttok_isIdentifier (fromname));
  36   res->fromname = mttok_getText (fromname);
  37
  38   res->action = action;
  39   res->loc = mttok_stealLoc (fromname);
  40
  41   if (fileloc_isUndefined (res->loc))
  42     {
  43       llbug (message ("Not fileloc: %q", mttok_unparse (fromname)));
  44     }
  45
  46   mttok_free (fromname);
  47   return res;
  48 }
  49
  50 extern void mtLoseReference_free (mtLoseReference transfer)
  51 {
  52   cstring_free (transfer->fromname);
  53   fileloc_free (transfer->loc);
  54   mtTransferAction_free (transfer->action);
  55   sfree (transfer);
  56 }
  57
  58 extern cstring mtLoseReference_unparse (mtLoseReference node)
  59 {
  60   return message ("%s ==> %q",
  61                   node->fromname,
  62                   mtTransferAction_unparse (node->action));
  63 }