Issue 4718/4: Fold transpose_mutable into Prob::transpose

[lilypond.git] / lily / music.cc

diff --git a/lily/music.cc b/lily/music.cc
index 5e646f5b9583ea7af1112b6119e886c587506210..bbf7fe4f585da5c8ed909088627346767bb1971d 100644 (file)
--- a/lily/music.cc
+++ b/lily/music.cc
@@ -198,10 +198,14 @@ Music::compress (Moment factor)
 /*
   This mutates alist.  Hence, make sure that it is not shared
 */
+
 void
-transpose_mutable (SCM alist, Pitch delta)
+Prob::transpose (Pitch delta)
 {
-  for (SCM s = alist; scm_is_pair (s); s = scm_cdr (s))
+  if (to_boolean (get_property ("untransposable")))
+    return;
+
+  for (SCM s = mutable_property_alist_; scm_is_pair (s); s = scm_cdr (s))
     {
       SCM entry = scm_car (s);
       SCM prop = scm_car (entry);
@@ -235,15 +239,6 @@ transpose_mutable (SCM alist, Pitch delta)
     }
 }
 
-void
-Prob::transpose (Pitch delta)
-{
-  if (to_boolean (get_property ("untransposable")))
-    return;
-
-  transpose_mutable (mutable_property_alist_, delta);
-}
-
 void
 Music::set_spot (Input ip)
 {