From: Joe Groff <arcata@gmail.com>
Date: Wed, 30 Jul 2008 04:10:39 +0000 (-0700)
Subject: Merge branch 'master' of git://factorcode.org/git/factor
X-Git-Tag: 0.94~2689^2~8^2~3^2~4
X-Git-Url: https://gitweb.factorcode.org/gitweb.cgi?p=factor.git;a=commitdiff_plain;h=a0a1d4728cdde9be5d5c2e1c8e3701650e9e17a6

Merge branch 'master' of git://factorcode.org/git/factor

Conflicts:

	extra/windows/com/wrapper/wrapper.factor
---

a0a1d4728cdde9be5d5c2e1c8e3701650e9e17a6
diff --cc basis/windows/com/wrapper/wrapper.factor
index 0000000000,40c61dfbe7..782ebae516
mode 000000,100755..100755
--- a/basis/windows/com/wrapper/wrapper.factor
+++ b/basis/windows/com/wrapper/wrapper.factor
@@@ -1,0 -1,141 +1,166 @@@
 -USING: alien alien.c-types windows.com.syntax
++USING: alien alien.c-types windows.com.syntax init
+ windows.com.syntax.private windows.com continuations kernel
+ namespaces windows.ole32 libc vocabs assocs accessors arrays
+ sequences quotations combinators math words compiler.units
 -destructors fry math.parser generalizations ;
++destructors fry math.parser generalizations sets ;
+ IN: windows.com.wrapper
+ 
 -TUPLE: com-wrapper vtbls disposed ;
++TUPLE: com-wrapper callbacks vtbls disposed ;
+ 
+ <PRIVATE
+ 
+ SYMBOL: +wrapped-objects+
+ +wrapped-objects+ get-global
+ [ H{ } +wrapped-objects+ set-global ]
+ unless
+ 
++SYMBOL: +live-wrappers+
+++live-wrappers+ get-global
++[ V{ } +live-wrappers+ set-global ]
++unless
++
+ SYMBOL: +vtbl-counter+
+ +vtbl-counter+ get-global
+ [ 0 +vtbl-counter+ set-global ]
+ unless
+ 
+ "windows.com.wrapper.callbacks" create-vocab drop
+ 
+ : (next-vtbl-counter) ( -- n )
+     +vtbl-counter+ [ 1+ dup ] change ;
+ 
+ : com-unwrap ( wrapped -- object )
+     +wrapped-objects+ get-global at*
+     [ "invalid COM wrapping pointer" throw ] unless ;
+ 
+ : (free-wrapped-object) ( wrapped -- )
+     [ +wrapped-objects+ get-global delete-at ] keep
+     free ;
+ 
+ : (query-interface-cases) ( interfaces -- cases )
+     [
+         [ find-com-interface-definition family-tree [ iid>> ] map ] dip
+         1quotation [ 2array ] curry map
+     ] map-index concat
+     [ drop f ] suffix ;
+ 
+ : (make-query-interface) ( interfaces -- quot )
+     (query-interface-cases) 
+     '[
+         swap 16 memory>byte-array
+         , case
+         [
+             "void*" heap-size * rot <displaced-alien> com-add-ref
+             0 rot set-void*-nth S_OK
+         ] [ nip f 0 rot set-void*-nth E_NOINTERFACE ] if*
+     ] ;
+ 
+ : (make-add-ref) ( interfaces -- quot )
+     length "void*" heap-size * '[
+         , swap <displaced-alien>
+         0 over ulong-nth
+         1+ [ 0 rot set-ulong-nth ] keep
+     ] ;
+ 
+ : (make-release) ( interfaces -- quot )
+     length "void*" heap-size * '[
+         , over <displaced-alien>
+         0 over ulong-nth
+         1- [ 0 rot set-ulong-nth ] keep
+         dup zero? [ swap (free-wrapped-object) ] [ nip ] if
+     ] ;
+ 
+ : (make-iunknown-methods) ( interfaces -- quots )
+     [ (make-query-interface) ]
+     [ (make-add-ref) ]
+     [ (make-release) ] tri
+     3array ;
+     
+ : (thunk) ( n -- quot )
+     dup 0 =
+     [ drop [ ] ]
+     [ "void*" heap-size neg * '[ , swap <displaced-alien> ] ]
+     if ;
+ 
+ : (thunked-quots) ( quots iunknown-methods thunk -- {thunk,quot}s )
+     [ '[ , '[ @ com-unwrap ] [ swap 2array ] curry map ] ]
+     [ '[ ,                   [ swap 2array ] curry map ] ] bi bi*
+     swap append ;
+ 
 -: compile-alien-callback ( word return parameters abi quot -- alien )
++: compile-alien-callback ( word return parameters abi quot -- word )
+     '[ , , , , alien-callback ]
+     [ [ (( -- alien )) define-declared ] pick slip ]
 -    with-compilation-unit
 -    execute ;
++    with-compilation-unit ;
+ 
 -: (byte-array-to-malloced-buffer) ( byte-array -- alien )
++: byte-array>malloc ( byte-array -- alien )
+     [ byte-length malloc ] [ over byte-array>memory ] bi ;
+ 
+ : (callback-word) ( function-name interface-name counter -- word )
+     [ "::" rot 3append "-callback-" ] dip number>string 3append
+     "windows.com.wrapper.callbacks" create ;
+ 
+ : (finish-thunk) ( param-count thunk quot -- thunked-quot )
+     [ dup empty? [ 2drop [ ] ] [ swap 1- '[ , , ndip ] ] if ]
+     dip compose ;
+ 
 -: (make-vtbl) ( interface-name quots iunknown-methods n -- vtbl )
++: (make-interface-callbacks) ( interface-name quots iunknown-methods n -- words )
+     (thunk) (thunked-quots)
+     swap [ find-com-interface-definition family-tree-functions ]
+     keep (next-vtbl-counter) '[
+         swap [
+             [ name>> , , (callback-word) ]
+             [ return>> ] [
+                 parameters>>
+                 [ [ first ] map ]
+                 [ length ] bi
+             ] tri
+         ] [
+             first2 (finish-thunk)
+         ] bi*
+         "stdcall" swap compile-alien-callback
 -    ] 2map >c-void*-array
 -    (byte-array-to-malloced-buffer) ;
++    ] 2map ;
+ 
 -: (make-vtbls) ( implementations -- vtbls )
++: (make-callbacks) ( implementations -- sequence )
+     dup [ first ] map (make-iunknown-methods)
 -    [ >r >r first2 r> r> swap (make-vtbl) ] curry map-index ;
++    [ >r >r first2 r> r> swap (make-interface-callbacks) ]
++    curry map-index ;
+ 
+ : (malloc-wrapped-object) ( wrapper -- wrapped-object )
+     vtbls>> length "void*" heap-size *
+     [ "ulong" heap-size + malloc ] keep
+     over <displaced-alien>
+     1 0 rot set-ulong-nth ;
+ 
++: (callbacks>vtbl) ( callbacks -- vtbl )
++    [ execute ] map >c-void*-array byte-array>malloc ;
++: (callbacks>vtbls) ( callbacks -- vtbls )
++    [ (callbacks>vtbl) ] map ;
++
++: (allocate-wrapper) ( wrapper -- )
++    dup callbacks>> (callbacks>vtbls) >>vtbls
++    f >>disposed drop ;
++
++: (init-hook) ( -- )
++    +live-wrappers+ get-global [ (allocate-wrapper) ] each
++    H{ } +wrapped-objects+ set-global ;
++
++[ (init-hook) ] "windows.com.wrapper" add-init-hook
++
+ PRIVATE>
+ 
++: allocate-wrapper ( wrapper -- )
++    [ (allocate-wrapper) ]
++    [ +live-wrappers+ get adjoin ] bi ;
++
+ : <com-wrapper> ( implementations -- wrapper )
 -    (make-vtbls) f com-wrapper boa ;
++    (make-callbacks) f f com-wrapper boa
++    dup allocate-wrapper ;
+ 
+ M: com-wrapper dispose*
 -    vtbls>> [ free ] each ;
++    [ [ free ] each f ] change-vtbls
++    +live-wrappers+ get-global delete ;
+ 
+ : com-wrap ( object wrapper -- wrapped-object )
+     [ vtbls>> ] [ (malloc-wrapped-object) ] bi
+     [ [ set-void*-nth ] curry each-index ] keep
+     [ +wrapped-objects+ get-global set-at ] keep ;