+ (if (pair? sec-note-events)
+ (begin
+ (let*
+ ((trill-pitch (ly:music-property (car sec-note-events) 'pitch))
+ (forced (ly:music-property (car sec-note-events ) 'force-accidental)))
+
+ (if (ly:pitch? trill-pitch)
+ (for-each (lambda (m) (ly:music-set-property! m 'pitch trill-pitch))
+ trill-events)
+ (begin
+ (ly:warning (_ "Second argument of \\pitchedTrill should be single note: "))
+ (display sec-note-events)))
+
+ (if (eq? forced #t)
+ (for-each (lambda (m) (ly:music-set-property! m 'force-accidental forced))
+ trill-events)))))