2 ** LCLint - annotation-assisted static program checker
3 ** Copyright (C) 1994-2000 University of Virginia,
4 ** Massachusetts Institute of Technology
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.
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.
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.
20 ** For information on lclint: lclint-request@cs.virginia.edu
21 ** To report a bug: lclint-bug@cs.virginia.edu
22 ** For more information: http://lclint.cs.virginia.edu
27 ** based on list_template.c
29 ** where T has T_equal (or change this) and T_unparse
32 # include "lclintMacros.nf"
35 constraintList constraintList_new ()
37 constraintList s = (constraintList) dmalloc (sizeof (*s));
40 s->nspace = constraintListBASESIZE;
41 s->elements = (constraint *)
42 dmalloc (sizeof (*s->elements) * constraintListBASESIZE);
48 constraintList_grow (constraintList s)
51 constraint *newelements;
53 s->nspace += constraintListBASESIZE;
54 newelements = (constraint *) dmalloc (sizeof (*newelements)
55 * (s->nelements + s->nspace));
57 for (i = 0; i < s->nelements; i++)
59 newelements[i] = s->elements[i];
63 s->elements = newelements;
66 void constraintList_exprNodemerge()
70 constraintList_add (constraintList s, constraint el)
76 constraintList_grow (s);
79 s->elements[s->nelements] = el;
84 constraintList constraintList_addList (constraintList s, constraintList new)
89 if (new == constraintList_undefined)
92 constraintList_elements(new, elem)
93 s = constraintList_add (s, elem);
94 end_constraintList_elements
99 constraintList_print (constraintList s)
102 cstring st = cstring_undefined;
105 if (s->nelements == 0)
106 st = cstring_makeLiteral("<List Empty>");
108 for (i = 0; i < s->nelements; i++)
110 cstring type = cstring_undefined;
111 constraint current = s->elements[i];
115 cstring temp1 = constraint_print(current);
116 type = message ("%q %q\n", type, temp1 );
126 st = message ("%q, %q", st, type);
134 constraintList_printDetailed (constraintList s)
137 cstring st = cstring_undefined;
140 if (s->nelements == 0)
141 st = cstring_makeLiteral("<List Empty>");
143 for (i = 0; i < s->nelements; i++)
145 cstring type = cstring_undefined;
146 constraint current = s->elements[i];
150 cstring temp1 = constraint_printDetailed (current);
151 type = message ("%s %s\n", type, temp1 );
161 st = message ("%s %s", st, type);
167 /*{ x: constraint | (x in l1 -> resolve (x, l2) || (x in l2 -> resolve (x, l1)
171 constraintList_logicalOr (constraintList l1, constraintList l2)
175 DPRINTF ( (message ("Logical of on %s and %s",
176 constraintList_print(l1),
177 constraintList_print(l2)) ) );
179 ret = constraintList_new();
180 constraintList_elements (l1, el)
182 temp = substitute (el, l2);
184 if (resolve (el, l2) || resolve(temp,l2) )
185 { /*avoid redundant constraints*/
186 if (!resolve (el, ret) )
187 ret = constraintList_add (ret, el);
190 end_constraintList_elements;
192 constraintList_elements (l2, el)
194 temp = substitute (el, l1);
196 if (resolve (el, l1) || resolve(temp,l1) )
198 /*avoid redundant constraints*/
199 if (!resolve (el, ret) )
200 ret = constraintList_add (ret, el);
203 end_constraintList_elements;
210 constraintList_free (constraintList s)
213 for (i = 0; i < s->nelements; i++)
215 // constraint_free (s->elements[i]);
223 constraintList_copy (constraintList s)
225 constraintList ret = constraintList_new ();
227 constraintList_elements (s, el)
229 ret = constraintList_add (ret, constraint_copy (el));
230 } end_constraintList_elements;
235 constraintList constraintList_preserveOrig (constraintList c)
237 constraintList_elements (c, el);
239 el = constraint_preserveOrig (el);
241 end_constraintList_elements;
246 constraintList constraintList_doSRefFixBaseParam (constraintList preconditions,
247 exprNodeList arglist)
250 ret = constraintList_new();
252 constraintList_elements (preconditions, el)
254 ret = constraintList_add(ret, constraint_doSRefFixBaseParam (el, arglist) );
256 end_constraintList_elements;