+(defun LilyPond-command-lilypond ()
+ "Run lilypond for the current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "LilyPond") 'LilyPond-master-file)
+)
+
+(defun LilyPond-command-formatdvi ()
+ "Format the dvi output of the current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "2Dvi") 'LilyPond-master-file)
+)
+
+(defun LilyPond-command-formatps ()
+ "Format the ps output of the current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "2PS") 'LilyPond-master-file)
+)
+
+(defun LilyPond-command-smartview ()
+ "View the dvi output of current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "SmartView") 'LilyPond-master-file)
+)
+
+(defun LilyPond-command-view ()
+ "View the dvi output of current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "View") 'LilyPond-master-file)
+)
+
+(defun LilyPond-command-viewps ()
+ "View the ps output of current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "ViewPS") 'LilyPond-master-file)
+)
+
+(defun LilyPond-command-midi ()
+ "Play midi corresponding to the current document."
+ (interactive)
+ (LilyPond-command (LilyPond-command-menu "Midi") 'LilyPond-master-file)
+)
+
+(defun count-rexp (start end rexp)
+ "Print number of found regular expressions in the region."
+ (interactive "r")
+ (save-excursion
+ (save-restriction
+ (narrow-to-region start end)
+ (goto-char (point-min))
+ (count-matches rexp))))
+
+(defun count-midi-words ()
+ "Print number of scores before the curser."
+ (interactive)
+ (count-rexp (point-min) (point-max) "\\\\midi"))
+
+(defun count-midi-words-backwards ()
+ "Print number of scores before the curser."
+ (interactive)
+ (count-rexp (point-min) (point) "\\\\midi"))
+
+(defun LilyPond-command-next-midi ()
+ "Play next midi score of the current document."
+ (interactive)
+ (if (Midi-running)
+ (quit-process (get-process "midi") t)
+ (LilyPond-compile-file
+ (let ((fname (LilyPond-master-file))
+ (allcount (string-to-number (substring (count-midi-words) 0 -12)))
+ (count (string-to-number (substring (count-midi-words-backwards) 0 -12))))
+ (concat LilyPond-midi-command " "
+ (substring fname 0 -3) ; suppose ".ly"
+ (if (and (> allcount 1) (> count 0)) ; not first score
+ (if (eq count allcount) ; last score
+ (concat "-" (number-to-string (+ count -1)))
+ (concat "-" (number-to-string count))))
+ ".midi"))
+ "Midi")))
+