alien.parser: fix for #1535

(CREATE-C-TYPE) needs to be called on the word naming the
callback. Otherwise the old definition remains in old-definition and you
can get a no word found error.

basis/alien/parser/parser-tests.factor

@@ -1,9 +1,40 @@
 ! (c)2009 Joe Groff bsd license
 USING: accessors alien.c-types alien.parser alien.syntax
-continuations debugger eval parser tools.test vocabs.parser
-words ;
+compiler.units continuations debugger eval kernel namespaces parser
+sequences sets tools.test vocabs.parser words ;
 IN: alien.parser.tests
 
+! (CREATE-C-TYPE)
+{ "hello" } [
+    [ "hello" (CREATE-C-TYPE) ] with-compilation-unit
+    name>>
+] unit-test
+
+! Check that it deletes from old-definitions
+{ 0 } [
+    [
+        "hello" current-vocab create-word
+        old-definitions get first adjoin
+        "hello" (CREATE-C-TYPE) drop
+        old-definitions get first cardinality
+    ] with-compilation-unit
+] unit-test
+
+! make-callback-type
+{ "what-type" } [
+    [ f void "what-type" { } { } make-callback-type ] with-compilation-unit
+    2drop name>>
+] unit-test
+
+{ 0 } [
+    [
+        "hello" current-vocab create-word
+        old-definitions get first adjoin
+        f void "hello" { } { } make-callback-type 3drop
+        old-definitions get first cardinality
+    ] with-compilation-unit
+] unit-test
+
 TYPEDEF: char char2
 
 SYMBOL: not-c-type

basis/alien/parser/parser.factor

@@ -59,7 +59,7 @@ ERROR: *-in-c-type-name name ;
     dup "*" tail?
     [ *-in-c-type-name ] when ;
 
-: (CREATE-C-TYPE) ( word -- word )
+: (CREATE-C-TYPE) ( name -- word )
     validate-c-type-name current-vocab create-word {
         [ fake-definition ]
         [ set-last-word ]
@@ -146,8 +146,7 @@ PRIVATE>
     '[ [ _ _ _ ] dip alien-callback ] ;
 
 :: make-callback-type ( lib return type-name types names -- word quot effect )
-    type-name current-vocab create-word :> type-word
-    type-word [ reset-generic ] [ reset-c-type ] bi
+    type-name (CREATE-C-TYPE) :> type-word
     void* type-word typedef
     type-word names return function-effect "callback-effect" set-word-prop
     type-word lib "callback-library" set-word-prop