--- gforth/blocks.fs	2003/03/09 15:16:46	1.41
+++ gforth/blocks.fs	2006/10/08 11:30:55	1.44
@@ -64,7 +64,10 @@ User block-offset ( -- addr ) \ gforth
     buffer-struct buffers * %alloc dup block-buffers ! ( addr )
     buffer-struct %size buffers * erase ;
 
-' block-cold INIT8 chained
+:noname ( -- )
+    defers 'cold
+    block-cold
+; is 'cold
 
 block-cold
 
@@ -112,7 +115,7 @@ Defer flush-blocks ( -- ) \ gforth
 
 : save-buffer ( buffer -- ) \ gforth
     >r
-    r@ buffer-dirty @ r@ buffer-block @ 0<> and
+    r@ buffer-dirty @
     if
 	r@ buffer-block @ block-position
 	r@ block-buffer chars/block  r@ buffer-fid @  write-file throw
@@ -216,7 +219,7 @@ User scr ( -- a-addr ) \ block-ext s-c-r
                               \ restore-input
 :noname  blk @ >in @ 2 ;      \ save-input
 :noname  2 ;                  \ source-id "*a block*"
-:noname  1 blk +! 1 loadline +! true ;      \ refill
+:noname  1 blk +! 1 loadline +! >in off true ;      \ refill
 :noname  blk @ block chars/block ;  \ source
 
 Create block-input   A, A, A, A, A,
@@ -226,7 +229,7 @@ Create block-input   A, A, A, A, A,
     \G @code{BLK}, set @code{>IN} to 0 and interpret. When the parse
     \G area is exhausted, restore the input source specification.
     block-input 0 new-tib dup loadline ! blk !  s" * a block*" loadfilename 2!
-    ['] interpret catch pop-file throw ;
+    ['] interpret catch pop-file rethrow ;
 [ELSE]
 : (source)  ( -- c-addr u )
   blk @ ?dup
@@ -247,7 +250,7 @@ Create block-input   A, A, A, A, A,
     dup loadline ! blk ! >in off ['] interpret catch
     pop-file
     r>loadfilename
-    throw ;
+    rethrow ;
 [THEN]
 
 : thru ( i*x n1 n2 -- j*x ) \ block-ext