21 lines
		
	
	
		
			607 B
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			607 B
		
	
	
	
		
			Factor
		
	
	
| ! Copyright (C) 2008 Doug Coleman.
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| ! See http://factorcode.org/license.txt for BSD license.
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| USING: alien alien.c-types alien.strings
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| combinators.short-circuit fry kernel layouts sequences
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| specialized-arrays.alien accessors ;
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| IN: unix.utilities
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| 
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| : more? ( alien -- ? )
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|     { [ ] [ *void* ] } 1&& ;
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| 
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| : advance ( void* -- void* )
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|     cell swap <displaced-alien> ;
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| 
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| : alien>strings ( alien encoding -- strings )
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|     [ [ dup more? ] ] dip
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|     '[ [ advance ] [ *void* _ alien>string ] bi ]
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|     produce nip ;
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| 
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| : strings>alien ( strings encoding -- array )
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|     '[ _ malloc-string ] void*-array{ } map-as f suffix ;
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