X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=strings.lisp;h=35a177e9715371cc38eea292eddb09c05d380518;hb=6007424292e8d78977bc90bcc29a20d4451cfa41;hp=88ebbdfbabb2fdf4dc692ad60523654de0adece2;hpb=e408a6bd2a959f734733cd26a8c8098051fc46f6;p=kmrcl.git

diff --git a/strings.lisp b/strings.lisp
index 88ebbdf..35a177e 100644
--- a/strings.lisp
+++ b/strings.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Apr 2000
 ;;;;
-;;;; $Id: strings.lisp,v 1.4 2002/12/26 11:57:07 kevin Exp $
+;;;; $Id: strings.lisp,v 1.7 2003/02/07 14:21:55 kevin Exp $
 ;;;;
 ;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -66,12 +66,10 @@
 
 #-excl
 (defun list-to-delimited-string (list &optional (separator #\space))
-  (let ((output (when list (format nil "~A" (car list)))))
-    (dolist (obj (rest list))
-      (setq output (concatenate 'string output
-				(format nil "~A" separator)
-				(format nil "~A" obj))))
-    output))
+  (if (consp list)
+      (let ((fmt (format nil "~~A~~{~A~~A~~}" separator)))
+	(format nil fmt (first list) (rest list)))
+      ""))
 
 (defun string-invert (str)
   "Invert case of a string"
@@ -188,7 +186,7 @@ list of characters and replacement strings."
 		(declare (fixnum oldpos))
 		(if (char= repl-char (schar string oldpos))
 		    (dotimes (repl-pos repl-length)
-		      (declare (fixnumm repl-pos))
+		      (declare (fixnum repl-pos))
 		      (setf (schar new-string newpos) (schar repl-str repl-pos))
 		      (incf newpos))
 		    (progn
@@ -197,3 +195,31 @@ list of characters and replacement strings."
 	    new-string)))))
 
     
+
+(defun make-usb8-array (len)
+  (make-array len :adjustable nil
+	      :fill-pointer nil
+	      :element-type '(unsigned-byte 8)))
+
+(defun usb8-array-to-string (vec)
+  (let* ((len (length vec))
+	 (str (make-string len)))
+    (declare (fixnum len)
+	     (simple-string str)
+	     (optimize (speed 3)))
+    (dotimes (i len)
+      (declare (fixnum i))
+      (setf (schar str i) (code-char (aref vec i))))
+    str))
+
+(defun string-to-usb8-array (str)
+  (let* ((len (length str))
+	 (vec (make-usb8-array len)))
+    (declare (fixnum len)
+	     (type (array fixnum (*)) vec)
+	     (optimize (speed 3)))
+    (dotimes (i len)
+      (declare (fixnum i))
+      (setf (aref vec i) (char-code (schar str i))))
+    vec))
+