"Keep track of durations in a run of grace notes."
'(columns common-shortest-duration))
+(ly:add-interface
+ 'key-cancellation-interface
+ "A key cancellation"
+ '())
+
(ly:add-interface
'ligature-interface
"A ligature"
'())
+(ly:add-interface
+ 'key-cancellation-interface
+ "A key cancellation"
+ '())
+
(ly:add-interface
'ligature-bracket-interface
"A bracket indicating a ligature in the original edition"
(ly:add-interface
'rhythmic-grob-interface
- "Any object with a rhythmic basis. Used to determine which grobs
-are interesting enough to maintain a hara-kiri staff."
+ "Any object with a duration. Used to determine which grobs are
+interesting enough to maintain a hara-kiri staff."
'())