62 lines
1.6 KiB
Factor
62 lines
1.6 KiB
Factor
! Copyright (C) 2008, 2009 Slava Pestov.
|
|
! See http://factorcode.org/license.txt for BSD license.
|
|
USING: arrays sequences kernel kernel.private accessors math
|
|
alien.accessors byte-arrays io io.encodings io.encodings.utf8
|
|
io.encodings.utf16n io.streams.byte-array io.streams.memory system
|
|
system.private alien strings combinators namespaces init ;
|
|
IN: alien.strings
|
|
|
|
GENERIC# alien>string 1 ( c-ptr encoding -- string/f )
|
|
|
|
M: c-ptr alien>string
|
|
[ <memory-stream> ] [ <decoder> ] bi*
|
|
"\0" swap stream-read-until drop ;
|
|
|
|
M: f alien>string
|
|
drop ;
|
|
|
|
ERROR: invalid-c-string string ;
|
|
|
|
: check-string ( string -- )
|
|
0 over memq? [ invalid-c-string ] [ drop ] if ;
|
|
|
|
GENERIC# string>alien 1 ( string encoding -- byte-array )
|
|
|
|
M: c-ptr string>alien drop ;
|
|
|
|
M: string string>alien
|
|
over check-string
|
|
<byte-writer>
|
|
[ stream-write ]
|
|
[ 0 swap stream-write1 ]
|
|
[ stream>> >byte-array ]
|
|
tri ;
|
|
|
|
HOOK: alien>native-string os ( alien -- string )
|
|
|
|
HOOK: native-string>alien os ( string -- alien )
|
|
|
|
M: windows alien>native-string utf16n alien>string ;
|
|
|
|
M: wince native-string>alien utf16n string>alien ;
|
|
|
|
M: winnt native-string>alien utf8 string>alien ;
|
|
|
|
M: unix alien>native-string utf8 alien>string ;
|
|
|
|
M: unix native-string>alien utf8 string>alien ;
|
|
|
|
: dll-path ( dll -- string )
|
|
path>> alien>native-string ;
|
|
|
|
: string>symbol ( str -- alien )
|
|
dup string?
|
|
[ native-string>alien ]
|
|
[ [ native-string>alien ] map ] if ;
|
|
|
|
[
|
|
8 getenv utf8 alien>string string>cpu \ cpu set-global
|
|
9 getenv utf8 alien>string string>os \ os set-global
|
|
] "alien.strings" add-init-hook
|
|
|