X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=xml-utils.lisp;h=4dc37fc53140f68c91f1b0a2925628f362e8398d;hb=8bae678dafa346432c868f240dd172f347519305;hp=acbf5b3d6e5e66bc5941776881527813ea01b40b;hpb=4a5b626f01db51b02f969adb33ddad6aa9ee303a;p=kmrcl.git

diff --git a/xml-utils.lisp b/xml-utils.lisp
index acbf5b3..4dc37fc 100644
--- a/xml-utils.lisp
+++ b/xml-utils.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Apr 2000
 ;;;;
-;;;; $Id: xml-utils.lisp,v 1.8 2003/06/06 21:59:30 kevin Exp $
+;;;; $Id: xml-utils.lisp,v 1.9 2003/06/07 03:51:42 kevin Exp $
 ;;;;
 ;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -76,8 +76,23 @@
 	       (setq done t))))
     (values startpos endpos nextpos)))
 
+(defun fast-string-search (substr str substr-length startpos endpos)
+  (declare (simple-string substr str)
+	   (fixnum substr-length startpos endpos)
+	   (optimize (speed 3) (space 0) (safety 0)))
+  (do* ((pos startpos (1+ pos))
+	(lastpos (- endpos substr-length)))
+       ((> pos lastpos) nil)
+    (declare (fixnum pos lastpos))
+    (do ((i 0 (1+ i)))
+	((= i substr-length)
+	 (return-from fast-string-search pos))
+      (declare (fixnum i))
+      (unless (char= (schar str (+ i pos)) (schar substr i))
+	(return nil)))))
+
 (defun find-start-tag (tag taglen xmlstr start-pos end-xmlstr)
-  (let ((bracketpos (position-char #\< xmlstr start-pos end-xmlstr)))
+  (let ((bracketpos (seaposition-char #\< xmlstr start-pos end-xmlstr)))
     (when bracketpos
       (let* ((starttag (1+ bracketpos))
 	     (endtag (+ starttag taglen)))