(music_property_def): oops. SCM_UNDEFINED

[lilypond.git] / lily / separating-group-spanner.cc

diff --git a/lily/separating-group-spanner.cc b/lily/separating-group-spanner.cc
index 868e49ecdd2cdb29a41c92a6b35ba8d2b36ce1f9..38806f5d1445191557cef5e3b0a52e031a728386 100644 (file)
--- a/lily/separating-group-spanner.cc
+++ b/lily/separating-group-spanner.cc
@@ -77,6 +77,10 @@ SCM
 Separating_group_spanner::set_spacing_rods (SCM smob)
 {
   Grob*me = unsmob_grob (smob);
+
+  /*
+    Ugh: padding is added doubly, also for SeparationItem
+   */
   Real padding = robust_scm2double (me->get_grob_property ("padding"), 0.1);
   
   for (SCM s = me->get_grob_property ("elements"); gh_pair_p (s) && gh_pair_p (ly_cdr (s)); s = ly_cdr (s))
@@ -113,5 +117,6 @@ Separating_group_spanner::add_spacing_unit (Grob* me ,Item*i)
 
 
 ADD_INTERFACE (Separating_group_spanner,"separation-spanner-interface",
-  "Spanner that containing @code{separation-item-interface} grobs to calculate rods",
-  "");
+              "A spanner that calculates spacing constraints (\"rods\") "
+              "using the @code{separation-item-interface} grobs in @code{elements}.",
+              "elements padding");