Initial import of slof-JX-1.7.0-4

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 74 insertions, 0 deletions

diff --git a/slof/fs/dictionary.fs b/slof/fs/dictionary.fs
new file mode 100644
index 0000000..5d1dae7
--- /dev/null
+++ b/slof/fs/dictionary.fs
@@ -0,0 +1,74 @@
+\ *****************************************************************************
+\ * Copyright (c) 2004, 2008 IBM Corporation
+\ * All rights reserved.
+\ * This program and the accompanying materials
+\ * are made available under the terms of the BSD License
+\ * which accompanies this distribution, and is available at
+\ * http://www.opensource.org/licenses/bsd-license.php
+\ *
+\ * Contributors:
+\ *     IBM Corporation - initial implementation
+\ ****************************************************************************/
+
+: words
+   last @
+   BEGIN ?dup WHILE
+     dup cell+ char+ count type space @
+   REPEAT
+;
+
+: .calls    ( xt -- )
+   current-node @ >r 0 set-node    \ only search commands, according too IEEE1275
+
+   last BEGIN @ ?dup WHILE    ( xt currxt )
+      dup cell+ char+         ( xt currxt name* )
+      dup dup c@ + 1+ aligned ( xt currxt name* CFA )
+      dup @ <colon> = IF      ( xt currxt name* CFA )
+         BEGIN
+            cell+ dup @ ['] semicolon <>
+         WHILE		      ( xt currxt *name pos )
+            dup @ 4 pick = IF ( xt currxt *name pos )
+	       over count type space
+	       BEGIN cell+ dup @ ['] semicolon = UNTIL cell - \ eat up other occurences
+            THEN
+         REPEAT
+      THEN
+      2drop ( xt currxt )
+   REPEAT
+   drop
+
+   r> set-node		   \ restore node
+;
+
+0 value #sift-count
+false value sift-compl-only
+
+: $inner-sift ( text-addr text-len LFA -- ... word-addr word-len true | false )
+   dup cell+ char+ count           \ get word name
+   2dup 6 pick 6 pick find-isubstr \ is there a partly match?
+   \ in tab completion mode the substring has to be at the beginning
+   sift-compl-only IF 0= ELSE over < THEN
+   IF
+      #sift-count 1+ to #sift-count \ count completions
+      true
+   ELSE
+      2drop false
+   THEN
+;
+
+: $sift    ( text-addr text-len -- )
+   current-node @ >r 0 set-node	\ only search commands, according too IEEE1275
+   sift-compl-only >r false to sift-compl-only \ all substrings, not only compl.
+   last BEGIN @ ?dup WHILE	\ walk the whole dictionary
+      $inner-sift IF type space THEN
+   REPEAT
+   2drop
+   0 to #sift-count	   \ we don't need completions here.
+   r> to sift-compl-only    \ restore previous sifting mode
+   r> set-node		   \ restore node
+;
+
+: sifting    ( "text< >" -- )
+   parse-word $sift
+;
+