-

scrbl/.gitignore

@@ -1,3 +1,5 @@
 *.css
 *.html
 *.js
+*~
+*.bak

scrbl/simple-log.scrbl

@@ -15,7 +15,8 @@ registered callbacks.
 @defmodule["simple-log"]
 
 @defform*[((sl-def-log id)
-           (sl-def-log id parent))]{
+           (sl-def-log id parent)
+           (sl-def-log id parent prefix))]{
 
 Defines a logger with topic @racket['id] and creates:
 
@@ -27,6 +28,8 @@ Defines a logger with topic @racket['id] and creates:
  @item{@racket[fatal-id]}
 ]
 
+Note. If prefix is given, id @racket[dbg-prefix], etc. will be generated instead of @racket[dbg-id], etc.
+
 Each procedure has shape:
 
 @racketblock[