Add scheme binding for announce_end_grob

[lilypond.git] / lily / engraver-scheme.cc

diff --git a/lily/engraver-scheme.cc b/lily/engraver-scheme.cc
index 61d5b7d180f367396f9ef0f9160d2e92ffd2ffc3..409831e8804e55a92770742d4a2c26379f63fd05 100644 (file)
--- a/lily/engraver-scheme.cc
+++ b/lily/engraver-scheme.cc
@@ -23,7 +23,7 @@
 LY_DEFINE (ly_engraver_make_grob, "ly:engraver-make-grob",
           3, 0, 0, (SCM engraver, SCM grob_name, SCM cause),
           "Create a grob originating from given @var{engraver} instance,"
-          " with given @var{grob_name}, a symbol."
+          " with given @var{grob-name}, a symbol."
           "  @var{cause} should either be another grob"
           " or a music event.")
 {
@@ -38,3 +38,19 @@ LY_DEFINE (ly_engraver_make_grob, "ly:engraver-make-grob",
   return g->self_scm ();
 }
 
+LY_DEFINE (ly_engraver_announce_end_grob, "ly:engraver-announce-end-grob",
+          3, 0, 0, (SCM engraver, SCM grob, SCM cause),
+          "Announce the end of a grob (i.e., the end of a spanner)"
+          " originating from given @var{engraver} instance, with"
+          " @var{grob} being a grob.  @var{cause} should either"
+          " be another grob or a music event.")
+{
+  LY_ASSERT_TYPE (unsmob_engraver, engraver, 1);
+  LY_ASSERT_SMOB (Grob, grob, 2);
+  LY_ASSERT_TYPE (ly_is_grob_cause, cause, 3);
+
+  unsmob_engraver (engraver)->
+    announce_end_grob (unsmob_grob (grob), cause);
+
+  return SCM_UNSPECIFIED;
+}