-/*
- * Copyright (C) 1994-1999, Index Data
- * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: set.c,v $
- * Revision 1.7 1999-05-26 07:49:12 adam
- * C++ compilation.
- *
- * Revision 1.6 1999/02/02 14:50:13 adam
- * Updated WIN32 code specific sections. Changed header.
- *
- * Revision 1.5 1996/10/29 13:57:29 adam
- * Include of zebrautl.h instead of alexutil.h.
- *
- * Revision 1.4 1995/09/04 12:33:27 adam
- * Various cleanup. YAZ util used instead.
- *
- * Revision 1.3 1995/02/06 10:12:55 adam
- * Unused static function rm_SetElement was removed.
- *
- * Revision 1.2 1995/01/24 16:00:22 adam
- * Added -ansi to CFLAGS.
- * Some changes to the dfa module.
- *
- * Revision 1.1 1994/09/26 10:16:57 adam
- * First version of dfa module in alex. This version uses yacc to parse
- * regular expressions. This should be hand-made instead.
- *
- */
+/* $Id: set.c,v 1.10 2005-01-15 21:45:42 adam Exp $
+ Copyright (C) 1995-2005
+ Index Data ApS
+
+This file is part of the Zebra server.
+
+Zebra is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+
+Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with Zebra; see the file LICENSE.zebra. If not, write to the
+Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.
+*/
+
+
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
-#include <set.h>
+#include <dfaset.h>
#include "imalloc.h"
+static DFASet mk_DFASetElement (DFASetType st, int n);
-static Set mk_SetElement (SetType st, int n);
-
-SetType mk_SetType (int chunk)
+DFASetType mk_DFASetType (int chunk)
{
- SetType st;
+ DFASetType st;
assert (chunk > 8 && chunk < 8000);
- st = (SetType) imalloc (sizeof(*st));
+ st = (DFASetType) imalloc (sizeof(*st));
assert (st);
st->alloclist = st->freelist = NULL;
return st;
}
-int inf_SetType (SetType st, long *used, long *allocated)
+int inf_DFASetType (DFASetType st, long *used, long *allocated)
{
- Set s;
+ DFASet s;
assert (st);
*used = st->used;
*allocated = 0;
for (s = st->alloclist; s; s = s->next)
*allocated += st->chunk;
- return sizeof (SetElement);
+ return sizeof (DFASetElement);
}
-SetType rm_SetType (SetType st)
+DFASetType rm_DFASetType (DFASetType st)
{
- Set s, s1;
+ DFASet s, s1;
for (s = st->alloclist; (s1 = s);)
{
s = s->next;
return NULL;
}
-Set mk_Set (SetType st)
+DFASet mk_DFASet (DFASetType st)
{
assert (st);
return NULL;
}
-static Set mk_SetElement (SetType st, int n)
+static DFASet mk_DFASetElement (DFASetType st, int n)
{
- Set s;
+ DFASet s;
int i;
assert (st);
assert (st->chunk > 8);
if (! st->freelist)
{
- s = (Set) imalloc (sizeof(*s) * (1+st->chunk));
+ s = (DFASet) imalloc (sizeof(*s) * (1+st->chunk));
assert (s);
s->next = st->alloclist;
st->alloclist = s;
}
#if 0
-static void rm_SetElement (SetType st, SetElement *p)
+static void rm_DFASetElement (DFASetType st, DFASetElement *p)
{
assert (st);
assert (st->used > 0);
}
#endif
-Set rm_Set (SetType st, Set s)
+DFASet rm_DFASet (DFASetType st, DFASet s)
{
- Set s1 = s;
+ DFASet s1 = s;
int i = 1;
if (s)
return NULL;
}
-Set add_Set (SetType st, Set s, int n)
+DFASet add_DFASet (DFASetType st, DFASet s, int n)
{
- SetElement dummy;
- Set p = &dummy, snew;
+ DFASetElement dummy;
+ DFASet p = &dummy, snew;
p->next = s;
while (p->next && p->next->value < n)
p = p->next;
assert (p);
if (!(p->next && p->next->value == n))
{
- snew = mk_SetElement (st, n);
+ snew = mk_DFASetElement (st, n);
snew->next = p->next;
p->next = snew;
}
return dummy.next;
}
-Set union_Set (SetType st, Set s1, Set s2)
+DFASet union_DFASet (DFASetType st, DFASet s1, DFASet s2)
{
- SetElement dummy;
- Set p;
+ DFASetElement dummy;
+ DFASet p;
assert (st);
for (p = &dummy; s1 && s2;)
}
else if (s1->value > s2->value)
{
- p = p->next = mk_SetElement (st, s2->value);
+ p = p->next = mk_DFASetElement (st, s2->value);
s2 = s2->next;
}
else
{
while (s2)
{
- p = p->next = mk_SetElement (st, s2->value);
+ p = p->next = mk_DFASetElement (st, s2->value);
s2 = s2->next;
}
p->next = NULL;
return dummy.next;
}
-Set cp_Set (SetType st, Set s)
+DFASet cp_DFASet (DFASetType st, DFASet s)
{
- return merge_Set (st, s, NULL);
+ return merge_DFASet (st, s, NULL);
}
-Set merge_Set (SetType st, Set s1, Set s2)
+DFASet merge_DFASet (DFASetType st, DFASet s1, DFASet s2)
{
- SetElement dummy;
- Set p;
+ DFASetElement dummy;
+ DFASet p;
assert (st);
for (p = &dummy; s1 && s2; p = p->next)
if (s1->value < s2->value)
{
- p->next = mk_SetElement (st, s1->value);
+ p->next = mk_DFASetElement (st, s1->value);
s1 = s1->next;
}
else if (s1->value > s2->value)
{
- p->next = mk_SetElement (st, s2->value);
+ p->next = mk_DFASetElement (st, s2->value);
s2 = s2->next;
}
else
{
- p->next = mk_SetElement (st, s1->value);
+ p->next = mk_DFASetElement (st, s1->value);
s1 = s1->next;
s2 = s2->next;
}
s1 = s2;
while (s1)
{
- p = p->next = mk_SetElement (st, s1->value);
+ p = p->next = mk_DFASetElement (st, s1->value);
s1 = s1->next;
}
p->next = NULL;
return dummy.next;
}
-void pr_Set (SetType st, Set s)
+void pr_DFASet (DFASetType st, DFASet s)
{
assert (st);
while (s)
putchar ('\n');
}
-unsigned hash_Set (SetType st, Set s)
+unsigned hash_DFASet (DFASetType st, DFASet s)
{
unsigned n = 0;
while (s)
return n;
}
-int eq_Set (SetType st, Set s1, Set s2)
+int eq_DFASet (DFASetType st, DFASet s1, DFASet s2)
{
for (; s1 && s2; s1=s1->next, s2=s2->next)
if (s1->value != s2->value)