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/* -*- mode: objc; coding: utf-8 -*- */
/* Toilet Lisp, a Common Lisp subset for the Étoilé runtime.
* Copyright (C) 2008 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 "MLKContinuation.h"
#import "globals.h"
#import "util.h"
@implementation MLKContinuation
- (id)init
{
self = [super init];
_continuation = make_continuation (MLKRootContinuation);
setjump (_continuation->jmpbuf);
}
+ (id)continuation
{
return LAUTORELEASE ([[self alloc] init]);
}
+ (NSArray *)callWithCurrentContinuation:(id <MLKFuncallable>)function
{
id cont = [self continuation];
return [function applyToArray:[NSArray arrayWithObject:cont]];
}
- (NSArray *)applyToArray:(NSArray *)arguments
{
throw_to_continuation (_continuation, (long)arguments, MLKRootContinuation);
return nil;
}
- (void)dealloc
{
// ... _continuation->other ... (only if CONTINUATION_OTHER is defined in scmflags.h)
free_continuation (_continuation);
[super dealloc];
}
@end
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