- (let
- loop
- ((perfs performances)
- (count 0))
-
-
- (if (pair? perfs)
- (begin
- (ly:performance-write
- (car perfs)
- (if (> count 0)
- (format #f "~a-~a.~a" basename count midi-ext)
- (format #f "~a.~a" basename midi-ext)))
- (loop (cdr perfs) (1+ count)))))))
+ (let
+ loop
+ ((perfs performances)
+ (count (if (null? rest) 0 (car rest))))
+ (if (pair? perfs)
+ (begin
+ (ly:performance-write
+ (car perfs)
+ (if (> count 0)
+ (format #f "~a-~a.~a" basename count midi-ext)
+ (format #f "~a.~a" basename midi-ext)))
+ (loop (cdr perfs) (1+ count))))))