* ly/declarations-init.ly (paper): Define page-breaking.

[lilypond.git] / scm / music-functions.scm

diff --git a/scm/music-functions.scm b/scm/music-functions.scm
index ba97c623d9e060f84b4b3e5aa2f20ad60abe7f65..c366fbd5e3a7778a4392dea081ef4ca1da50ccdc 100644 (file)
--- a/scm/music-functions.scm
+++ b/scm/music-functions.scm
@@ -547,7 +547,8 @@ without context specification. Called  from parser."
 ;; automatic music transformations.
 
 (define (switch-on-debugging m)
-  (set-debug-cell-accesses! 15000)
+  (if (defined? 'set-debug-cell-accesses!)
+      (set-debug-cell-accesses! 15000))
   m)
 
 (define-public toplevel-music-functions