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/* -*- mode: objc; coding: utf-8 -*- */
/* Toilet Lisp, a Common Lisp subset for the Étoilé runtime.
* Copyright (C) 2008, 2009 Matthias Andreas Benkard.
*
* This program 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 3 of the License, or (at
* your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#import "MLKDictionary.h"
#import "functions.h"
#import "globals.h"
#import "util.h"
#import <Foundation/Foundation.h>
#include <stdio.h>
#include <search.h>
#include <string.h>
static NSMapTableValueCallBacks value_callbacks;
static NSMapTableKeyCallBacks
eq_callbacks, eql_callbacks, equal_callbacks, equalp_callbacks;
static void retain (NSMapTable *table, const void *x)
{
id y = (id) x;
LRETAIN (y);
}
static void release (NSMapTable *table, void *x)
{
LRELEASE (x);
}
NSString *describe (NSMapTable *table, const void *x)
{
return MLKPrintToString ((id) x);
}
static BOOL eql (NSMapTable *table, const void *p_x, const void *p_y)
{
id x = (id)p_x, y = (id)p_y;
if ((MLKInstanceP (x) && ![x isKindOfClass:[MLKInteger class]])
|| (MLKInstanceP (y) && ![x isKindOfClass:[MLKInteger class]]))
return x == y;
else
{
x = MLKCanoniseInteger (x);
y = MLKCanoniseInteger (y);
if (MLKFixnumP (x) && MLKFixnumP (y))
return x == y;
else if (MLKInstanceP (x) && MLKInstanceP (y))
return [x isEqual:y];
else
return NO;
}
}
static unsigned eql_hash (NSMapTable *table, const void *x)
{
if (MLKInstanceP ((id) x))
return (unsigned) x;
else
return (unsigned) MLKCanoniseInteger(x);
}
static BOOL equal (NSMapTable *table, const void *x, const void *y)
{
// FIXME
}
static unsigned equal_hash (NSMapTable *table, const void *x)
{
// FIXME
}
static BOOL equalp (NSMapTable *table, const void *x, const void *y)
{
// FIXME
}
static unsigned equalp_hash (NSMapTable *table, const void *x)
{
// FIXME
}
@implementation MLKDictionary
+(void) initialize
{
value_callbacks.retain = retain;
value_callbacks.release = release;
value_callbacks.describe = describe;
eq_callbacks.hash = NULL;
eq_callbacks.isEqual = NULL;
eq_callbacks.retain = retain;
eq_callbacks.release = release;
eq_callbacks.describe = describe;
eq_callbacks.notAKeyMarker = MLKEndOfArgumentsMarker;
eql_callbacks.hash = eql_hash;
eql_callbacks.isEqual = eql;
eql_callbacks.retain = retain;
eql_callbacks.release = release;
eql_callbacks.describe = describe;
eql_callbacks.notAKeyMarker = MLKEndOfArgumentsMarker;
equal_callbacks.hash = equal_hash;
equal_callbacks.isEqual = equal;
equal_callbacks.retain = retain;
equal_callbacks.release = release;
equal_callbacks.describe = describe;
equal_callbacks.notAKeyMarker = MLKEndOfArgumentsMarker;
equalp_callbacks.hash = equalp_hash;
equalp_callbacks.isEqual = equalp;
equalp_callbacks.retain = retain;
equalp_callbacks.release = release;
equalp_callbacks.describe = describe;
equalp_callbacks.notAKeyMarker = MLKEndOfArgumentsMarker;
}
+(id) dictionary
{
return LAUTORELEASE ([[self alloc] init]);
}
-(id) init
{
return [self initEqlTable];
}
-(id) initEqlTable
{
m_table = NSCreateMapTable (eql_callbacks, value_callbacks, 0);
return self;
}
-(void) dealloc
{
NSFreeMapTable (m_table);
}
-(void) finalize
{
NSFreeMapTable (m_table);
}
@end
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