Delete empty unit tests files, remove 1- and 1+, reorder IN: lines in a lot of places...

[factor.git] / basis / alien / syntax / syntax.factor

diff --git a/basis/alien/syntax/syntax.factor b/basis/alien/syntax/syntax.factor
index d479e6d498e5a37b46ab5326f07300c1b3d22223..b70aa3557c9f2afabc6665f7b92762914f36b397 100644 (file)
--- a/basis/alien/syntax/syntax.factor
+++ b/basis/alien/syntax/syntax.factor
@@ -31,8 +31,10 @@ SYNTAX: C-ENUM:
     ";" parse-tokens
     [ [ create-in ] dip define-constant ] each-index ;
 
+ERROR: no-such-symbol name library ;
+
 : address-of ( name library -- value )
-    load-library dlsym [ "No such symbol" throw ] unless* ;
+    2dup load-library dlsym [ 2nip ] [ no-such-symbol ] if* ;
 
 SYNTAX: &:
     scan "c-library" get '[ _ _ address-of ] over push-all ;