63 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Scheme
		
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Scheme
		
	
	
	
| ;;; Ikarus Scheme -- A compiler for R6RS Scheme.
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| ;;; Copyright (C) 2006,2007,2008  Abdulaziz Ghuloum
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| ;;; 
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| ;;; This program is free software: you can redistribute it and/or modify
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| ;;; it under the terms of the GNU General Public License version 3 as
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| ;;; published by the Free Software Foundation.
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| ;;; 
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| ;;; This program is distributed in the hope that it will be useful, but
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| ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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| ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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| ;;; General Public License for more details.
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| ;;; 
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| ;;; You should have received a copy of the GNU General Public License
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| ;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
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| 
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| 
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| (library (ikarus collect)
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|   (export do-overflow do-overflow-words do-vararg-overflow collect
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|           do-stack-overflow collect-key)
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|   (import 
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|     (except (ikarus) collect collect-key)
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|     (ikarus system $fx)
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|     (ikarus system $arg-list))
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| 
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| (define do-overflow
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|   (lambda (n)
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|     (foreign-call "ik_collect" n)
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|     (void)))
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| 
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| (define do-overflow-words
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|   (lambda (n)
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|     (foreign-call "ik_collect" ($fxsll n 2))
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|     (void)))
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| 
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| (define do-vararg-overflow
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|   (lambda (n)
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|     (foreign-call "ik_collect_vararg" n)
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|     (void)))
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| 
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| (define collect
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|   (lambda ()
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|     (do-overflow 4096)))
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| 
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| (define do-stack-overflow
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|   (lambda ()
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|     (foreign-call "ik_stack_overflow")))
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| 
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| (define dump-metatable
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|   (lambda ()
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|     (foreign-call "ik_dump_metatable")))
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| 
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| (define dump-dirty-vector
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|   (lambda ()
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|     (foreign-call "ik_dump_dirty_vector")))
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| 
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| (define (collect-key)
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|   (or ($collect-key) 
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|       (begin
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|         ($collect-key (gensym))
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|         (collect-key))))
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| 
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| )
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