src/varDeclarationNodeList.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 ** varDeclarationNodeList.c
  26 **
  27 ** based on list_template.c
  28 **
  29 ** where T has T_equal (or change this) and T_unparse
  30 */
  31
  32 # include "splintMacros.nf"
  33 # include "basic.h"
  34
  35 varDeclarationNodeList varDeclarationNodeList_new ()
  36 {
  37   varDeclarationNodeList s = (varDeclarationNodeList) dmalloc (sizeof (*s));
  38
  39   s->nelements = 0;
  40   s->nspace = varDeclarationNodeListBASESIZE;
  41   s->elements = (varDeclarationNode *)
  42     dmalloc (sizeof (*s->elements) * varDeclarationNodeListBASESIZE);
  43
  44   return (s);
  45 }
  46
  47 static void
  48 varDeclarationNodeList_grow (varDeclarationNodeList s)
  49 {
  50   int i;
  51   varDeclarationNode *newelements;
  52
  53   s->nspace += varDeclarationNodeListBASESIZE;
  54
  55   newelements = (varDeclarationNode *) dmalloc (sizeof (*newelements)
  56                                                 * (s->nelements + s->nspace));
  57
  58   for (i = 0; i < s->nelements; i++)
  59     {
  60       newelements[i] = s->elements[i];
  61     }
  62
  63   sfree (s->elements);
  64   s->elements = newelements;
  65 }
  66
  67 void
  68 varDeclarationNodeList_addh (varDeclarationNodeList s, /*@keep@*/ varDeclarationNode el)
  69 {
  70   if (s->nspace <= 0)
  71     varDeclarationNodeList_grow (s);
  72
  73   s->nspace--;
  74   s->elements[s->nelements] = el;
  75   s->nelements++;
  76 }
  77
  78 /*@only@*/ cstring
  79 varDeclarationNodeList_unparse (varDeclarationNodeList s)
  80 {
  81   cstring st = cstring_undefined;
  82
  83   varDeclarationNodeList_elements (s, current)
  84   {
  85     if (current->isPrivate)
  86       st = message ("%q private ", st);
  87
  88     st = message ("%q%q %q;\n", st, lclTypeSpecNode_unparse (current->type),
  89                   initDeclNodeList_unparse (current->decls));
  90   } end_varDeclarationNodeList_elements;
  91
  92   return st;
  93 }
  94
  95
  96 void
  97 varDeclarationNodeList_free (varDeclarationNodeList s)
  98 {
  99   int i;
 100   for (i = 0; i < s->nelements; i++)
 101     {
 102       varDeclarationNode_free (s->elements[i]);
 103     }
 104
 105   sfree (s->elements);
 106   sfree (s);
 107 }