34 lines
		
	
	
		
			921 B
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			921 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.accessors alien.c-types alien.data alien.strings
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| alien.syntax environment io.encodings.utf8 kernel libc system unix.ffi
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| unix.utilities vocabs ;
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| IN: environment.unix
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| 
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| HOOK: environ os ( -- void* )
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| 
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| M: unix environ ( -- void* ) &: environ ;
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| 
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| M: unix os-env ( key -- value ) getenv ;
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| 
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| M: unix set-os-env ( value key -- )
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|     over [
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|         swap 1 setenv io-error
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|     ] [
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|         nip unset-os-env
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|     ] if ;
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| 
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| M: unix unset-os-env ( key -- ) unsetenv io-error ;
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| 
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| M: unix (os-envs) ( -- seq )
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|     environ void* deref native-string-encoding alien>strings ;
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| 
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| : set-void* ( value alien -- ) 0 set-alien-cell ;
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| 
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| M: unix set-os-envs-pointer ( malloc -- ) environ set-void* ;
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| 
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| M: unix (set-os-envs) ( seq -- )
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|     utf8 strings>alien malloc-byte-array set-os-envs-pointer ;
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| 
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| os macosx? [ "environment.unix.macosx" require ] when
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