X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Flily.scm;h=5f10a15e7c704fa54d1903f59104cfd5ddd80939;hb=736bfdaea194aade5d20d9f749f009c96d41b953;hp=0e0a0c3db81b0480be9b1be43bc69013e063fafd;hpb=41549679c389cb99771b11f55c629a53806c0ee0;p=lilypond.git

diff --git a/scm/lily.scm b/scm/lily.scm
index 0e0a0c3db8..5f10a15e7c 100644
--- a/scm/lily.scm
+++ b/scm/lily.scm
@@ -1,891 +1,180 @@
-; lily.scm -- implement Scheme output routines for TeX and PostScript
-;
-;  source file of the GNU LilyPond music typesetter
-; 
-; (c) 1998 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; lily.scm -- implement Scheme output routines for TeX and PostScript
+;;;;
+;;;;  source file of the GNU LilyPond music typesetter
+;;;; 
+;;;; (c) 1998--2001 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
 
-
-;(debug-enable 'backtrace)
-
-;;; library funtions
+;;; Library functions
 
 (use-modules (ice-9 regex))
 
-;; do nothing in .scm output
-(define (comment s)
-  ""
-  )
-
-(define
-  (xnumbers->string l)
-  (string-append 
-   (map (lambda (n) (string-append (number->string n ) " ")) l)))
-
-(define (mm-to-pt x)
-  (* (/ 72.27 25.40) x)
-  )
-
-(define (cons-map f x)
-  (cons (f (car x)) (f (cdr x))))
-
-(define (reduce operator list)
-      (if (null? (cdr list)) (car list)
-	  (operator (car list) (reduce operator (cdr list)))
-	  )
-      )
-
+;;(write standalone (current-error-port))
 
-(define (glue-2-strings a b) (string-append a " " b))
+;;; General settings
 
-(define
-  (numbers->string l)
-  (reduce glue-2-strings (map number->string l)))
 
-(define (chop-decimal x) (if (< (abs x) 0.001) 0.0 x))
 
-(define (number->octal-string x)
-  (let* ((n (inexact->exact x))
-         (n64 (quotient n 64))
-         (n8 (quotient (- n (* n64 64)) 8)))
-    (string-append
-     (number->string n64)
-     (number->string n8)
-     (number->string (remainder (- n (+ (* n64 64) (* n8 8))) 8)))))
 
-(define (inexact->string x radix)
-  (let ((n (inexact->exact x)))
-    (number->string n radix)))
+(debug-enable 'backtrace)
 
 
-(define
-  (control->string c)
-  (string-append
-   (string-append (number->string (car c)) " ")
-   (string-append (number->string (cdr c)) " ")))
-
-
-(define (font i)
-  (string-append
-   "font"
-   (make-string 1 (integer->char (+ (char->integer #\A) i)))
-   ))
-
-
-
-(define (scm-scm action-name)
-  1)
-
+(define point-and-click #f)
 (define security-paranoia #f)
+(define midi-debug #f)
 
-
-;; See documentation of Item::visibility_lambda_
-(define (postbreak-only-visibility d) (if (= d 1) '(#f . #f) '(#t . #t)))
-(define (spanbar-non-postbreak-visibility d) (if (= d -1) '(#t . #t) '(#f . #f)))
-(define (all-visibility d) '(#f . #f))
-(define (non-postbreak-visibility d) (if (= d 1) '(#t . #t) '(#f . #f)))
-(define (non-prebreak-visibility d) (if (= d -1) '(#t . #t) '(#f . #f)))
-
-
-;; Score_span_bars are only visible at start of line
-;; i.e. if break_dir == RIGHT == 1
-(define Span_bar_engraver-visibility non-postbreak-visibility)
-(define Base_span_bar_engraver-visibility non-postbreak-visibility)
-(define mark-visibility non-prebreak-visibility)
-(define Span_score_bar_engraver-visibility postbreak-only-visibility)
-(define Piano_bar_engraver-visibility postbreak-only-visibility)
-(define Staff_group_bar_engraver-visibility postbreak-only-visibility)
-
-;; Spacing constants for prefatory matter.
-;;
-;; rules for this spacing are much more complicated than this. See [Wanske] page 126 -- 134, [Ross] pg 143 -- 147
-;;
-;;
-
-;; (Measured in interlines? -- jcn)
-(define space-alist
- '(
-   (("" "Clef_item") . (minimum-space 1.0))
-   (("" "Staff_bar") . (minimum-space 0.0))
-   (("" "Clef_item") . (minimum-space 1.0))
-   (("" "Key_item") . (minimum-space 0.5))
-   (("" "Span_bar") . (extra-space 0.0))
-   (("" "Time_signature") . (extra-space 0.0))
-   (("" "begin-of-note") . (minimum-space 1.5))
-   (("Clef_item" "Key_item") . (minimum-space 4.0))
-   (("Key_item" "Time_signature") . (extra-space 1.0))
-   (("Clef_item"  "Time_signature") . (minimum-space 3.5))
-   (("Staff_bar" "Clef_item") .   (minimum-space 1.0))
-   (("Clef_item"  "Staff_bar") .  (minimum-space 3.7))
-   (("Time_signature" "Staff_bar") .  (minimum-space 2.0))
-   (("Key_item"  "Staff_bar") .  (extra-space 1.0))
-   (("Span_bar" "Clef_item") .   (extra-space 1.0))
-   (("Clef_item"  "Span_bar") . (minimum-space 3.7))
-   (("Time_signature" "Span_bar") . (minimum-space 2.0))
-   (("Key_item"  "Span_bar") . (minimum-space 2.5))
-   (("Staff_bar" "Time_signature") . (minimum-space 1.5)) ;double check this.
-   (("Time_signature" "begin-of-note") . (extra-space 2.0)) ;double check this.
-   (("Key_item" "begin-of-note") . (extra-space 2.5))
-   (("Staff_bar" "begin-of-note") . (extra-space 1.0))
-   (("Clef_item" "begin-of-note") . (minimum-space 5.0))
-   (("" "Breathing_sign") . (minimum-space 0.0))
-   (("Breathing_sign" "Key_item") . (minimum-space 1.5))
-   (("Breathing_sign" "begin-of-note") . (minimum-space 1.0))
-   (("Breathing_sign" "Staff_bar") . (minimum-space 1.5))
-   (("Breathing_sign" "Clef_item") . (minimum-space 2.0))
-   )
-)
- 
-(define (break-align-spacer this next)
-  (let ((entry (assoc `(,this ,next) space-alist)))
-    (if entry
-	(cdr entry)
-	(begin (ly-warn (string-append "Unknown spacing pair `" this "', `" next "'"))
-	       '(minimum-space 0.0)))))
-  
-
-
-;;;;;;;; TeX
-
-;; this is silly, can't we use something like
-;; roman-0, roman-1 roman+1 ?
-(define cmr-alist 
-  '(("bold" . "cmbx") 
-    ("dynamic" . "feta-din") 
-    ("feta" . "feta") 
-    ("feta-1" . "feta") 
-    ("feta-2" . "feta") 
-    ("finger" . "feta-nummer") 
-    ("typewriter" . "cmtt") 
-    ("italic" . "cmti") 
-    ("roman" . "cmr") 
-    ("script" . "cmr") 
-    ("large" . "cmbx") 
-    ("Large" . "cmbx") 
-    ("mark" . "feta-nummer") 
-    ("number" . "feta-nummer") 
-    ("volta" . "feta-nummer"))
-)
-
-(define (string-encode-integer i)
-  (cond
-   ((= i  0) "o")
-   ((< i 0)   (string-append "n" (string-encode-integer (- i))))
-   (else (string-append
-	  (make-string 1 (integer->char (+ 65 (modulo i 26))))
-	  (string-encode-integer (quotient i 26))
-	 )
-   )
-  )
-  )
-
-(define (magstep i)
-  (cdr (assoc i '((-4 . 482)
-		  (-3 . 579)
-		  (-2 . 694)
-		  (-1 . 833)
-		  (0 . 1000)
-		  (1 . 1200) 
-		  (2 . 1440)
-		  (3 . 1728)
-		  (4 . 2074))
-	      )
-       )
-  )
-	     
-(define script-alist '())
-(define (articulation-to-scriptdef a)
-  (assoc a script-alist)
+(define (line-column-location line col file)
+  "Print an input location, including column number ."
+  (string-append (number->string line) ":"
+		 (number->string col) " " file)
   )
 
-;; Map style names to TeX font names.  Return false if 
-;; no font name found. 
-(define (style-to-cmr s)
-  (assoc s cmr-alist )
+(define (line-location line col file)
+  "Print an input location, without column number ."
+  (string-append (number->string line) " " file)
   )
-	    
-
-
-(define font-name-alist  '())
-(define (font-command name-mag)
-    (cons name-mag
-	  (string-append  "magfont"
-			  (string-encode-integer (hashq (car name-mag) 1000000))
-			  "m"
-			  (string-encode-integer (cdr name-mag)))
-
-	  )
-    )
-(define (define-fonts names)
-  (set! font-name-alist (map font-command names))
-  (apply string-append
-	 (map (lambda (x)
-		(font-load-command (car x) (cdr x))) font-name-alist)
-  ))
-  
-
-(define (tex-scm action-name)
-  (define (unknown) 
-    "%\n\\unknown%\n")
-
-
-  (define (select-font font-name-symbol)
-    (let*
-	(
-	 (c (assoc font-name-symbol font-name-alist))
-	 )
-
-      (if (eq? c #f)
-	  (begin
-	    (ly-warn (string-append
-		      "Programming error: No such font known " (car font-name-symbol)))
-	    "")				; issue no command
-	  (string-append "\\" (cdr c)))
-      
-      
-      ))
-  
-  (define (beam width slope thick)
-    (embedded-ps ((ps-scm 'beam) width slope thick)))
-
-  (define (bracket arch_angle arch_width arch_height width height arch_thick thick)
-    (embedded-ps ((ps-scm 'bracket) arch_angle arch_width arch_height width height arch_thick thick)))
-
-  (define (dashed-slur thick dash l)
-    (embedded-ps ((ps-scm 'dashed-slur)  thick dash l)))
-
-  (define (crescendo thick w h cont)
-    (embedded-ps ((ps-scm 'crescendo) thick w h cont)))
-
-  (define (char i)
-    (string-append "\\char" (inexact->string i 10) " "))
-  
-  (define (decrescendo thick w h cont)
-    (embedded-ps ((ps-scm 'decrescendo) thick w h cont)))
-
-   ;This sets CTM so that you get to the currentpoint
-  ; by executing a 0 0 moveto
 
+;; cpp hack to get useful error message
+(define ifdef "First run this through cpp.")
+(define ifndef "First run this through cpp.")
   
- 
-
-  (define (font-load-command name-mag command)
-    (string-append
-     "\\font\\" command "="
-     (symbol->string (car name-mag))
-     " scaled "
-     (number->string (magstep (cdr name-mag)))
-     "\n"))
-
-
-  (define (embedded-ps s)
-    (string-append "\\embeddedps{" s "}"))
-
-  (define (comment s)
-    (string-append "% " s))
-  
-  (define (end-output) 
-    "\n\\EndLilyPondOutput")
-  
-  (define (experimental-on)
-    "")
-
-  (define (font-switch i)
-    (string-append
-     "\\" (font i) "\n"))
-
-  (define (font-def i s)
-    (string-append
-     "\\font" (font-switch i) "=" s "\n"))
-
-  (define (header-end)
-    (string-append
-     "\\special{! "
-     ; fixed in 1.3.4
-     ;(ly-gulp-file "lily.ps")
-
-     (regexp-substitute/global #f "\n" (ly-gulp-file "lily.ps") 'pre " %\n" 'post)
-     "}"
-     "\\input lilyponddefs \\turnOnPostScript"))
-
-  (define (header creator generate) 
-    (string-append
-     "%created by: " creator generate "\n"))
-
-  (define (invoke-char s i)
-    (string-append 
-     "\n\\" s "{" (inexact->string i 10) "}" ))
-
-  (define (invoke-dim1 s d)
-    (string-append
-     "\n\\" s "{" (number->dim d) "}"))
-  (define (pt->sp x)
-    (* 65536 x))
-  
-  ;;
-  ;; need to do something to make this really safe.
-  ;;
-  (define (output-tex-string s)
-      (if security-paranoia
-	  (regexp-substitute/global #f "\\\\" s 'pre "$\\backslash$" 'post)
-	  s))
-      
-  (define (lily-def key val)
-    (string-append
-     "\\def\\"
-     ; fixed in 1.3.4
-     (regexp-substitute/global #f "_" (output-tex-string key) 'pre "X" 'post)
-     ;(output-tex-string key)
-     "{" (output-tex-string val) "}\n"))
-
-  (define (number->dim x)
-    (string-append 
-     (number->string  (chop-decimal x)) " pt "))
-
-  (define (placebox x y s) 
-    (string-append 
-     "\\placebox{"
-     (number->dim y) "}{" (number->dim x) "}{" s "}\n"))
-
-  (define (bezier-sandwich l thick)
-    (embedded-ps ((ps-scm 'bezier-sandwich) l thick)))
-
-  (define (start-line ht)
-      (string-append"\\vbox to " (number->dim ht) "{\\hbox{%\n"))
-
-  (define (stop-line) 
-    "}\\vss}\\interscoreline")
-  (define (stop-last-line)
-    "}\\vss}")
-  (define (filledbox breapth width depth height) 
-    (string-append 
-     "\\kern" (number->dim (- breapth))
-     "\\vrule width " (number->dim (+ breapth width))
-     "depth " (number->dim depth)
-     "height " (number->dim height) " "))
-
-  (define (text s)
-    (string-append "\\hbox{" (output-tex-string s) "}"))
-  
-  (define (tuplet ht gapx dx dy thick dir)
-    (embedded-ps ((ps-scm 'tuplet) ht gapx dx dy thick dir)))
-
-  (define (volta h w thick vert_start vert_end)
-    (embedded-ps ((ps-scm 'volta) h w thick vert_start vert_end)))
-
-  ;; TeX
-  ;; The procedures listed below form the public interface of TeX-scm.
-  ;; (should merge the 2 lists)
-  (cond ((eq? action-name 'all-definitions)
-	 `(begin
-	    (define font-load-command ,font-load-command)
-	    (define beam ,beam)
-	    (define bezier-sandwich ,bezier-sandwich)
-	    (define bracket ,bracket)
-	    (define char ,char)
-	    (define crescendo ,crescendo)
-	    (define dashed-slur ,dashed-slur) 
-	    (define decrescendo ,decrescendo) 
-	    (define end-output ,end-output)
-	    (define experimental-on ,experimental-on)
-	    (define filledbox ,filledbox)
-	    (define font-def ,font-def)
-	    (define font-switch ,font-switch)
-	    (define header-end ,header-end)
-	    (define lily-def ,lily-def)
-	    (define header ,header) 
-	    (define invoke-char ,invoke-char) 
-	    (define invoke-dim1 ,invoke-dim1)
-	    (define placebox ,placebox)
-	    (define select-font ,select-font)
-	    (define start-line ,start-line)
-	    (define stop-line ,stop-line)
-	    (define stop-last-line ,stop-last-line)
-	    (define text ,text)
-	    (define tuplet ,tuplet)
-	    (define volta ,volta)
-	    ))
-
-	((eq? action-name 'beam) beam)
-	((eq? action-name 'tuplet) tuplet)
-	((eq? action-name 'bracket) bracket)
-	((eq? action-name 'crescendo) crescendo)
-	((eq? action-name 'dashed-slur) dashed-slur) 
-	((eq? action-name 'decrescendo) decrescendo) 
-	((eq? action-name 'end-output) end-output)
-	((eq? action-name 'experimental-on) experimental-on)
-	((eq? action-name 'font-def) font-def)
-	((eq? action-name 'font-switch) font-switch)
-	((eq? action-name 'header-end) header-end)
-	((eq? action-name 'lily-def) lily-def)
-	((eq? action-name 'header) header) 
-	((eq? action-name 'invoke-char) invoke-char) 
-	((eq? action-name 'invoke-dim1) invoke-dim1)
-	((eq? action-name 'placebox) placebox)
-	((eq? action-name 'bezier-sandwich) bezier-sandwich)
-	((eq? action-name 'start-line) start-line)
-	((eq? action-name 'stem) stem)
-	((eq? action-name 'stop-line) stop-line)
-	((eq? action-name 'stop-last-line) stop-last-line)
-	((eq? action-name 'volta) volta)
-	(else (error "unknown tag -- PS-TEX " action-name))
-	)
-  )
-
-
-;;;;;;;;;;;; PS
-(define (ps-scm action-name)
-
-
-  ;; alist containing fontname -> fontcommand assoc (both strings)
-  (define font-alist '())
-  (define font-count 0)
-  (define current-font "")
+(define default-script-alist '())
+(define font-name-alist  '())
 
-  
-  (define (cached-fontname i)
-    (string-append
-     "lilyfont"
-     (make-string 1 (integer->char (+ 65 i)))))
+(if (not (defined? 'standalone))
+    (define standalone (not (defined? 'ly-gulp-file))))
+
+;; The regex module may not be available, or may be broken.
+(define use-regex
+  (let ((os (string-downcase (vector-ref (uname) 0))))
+    (not (equal? "cygwin" (substring os 0 (min 6 (string-length os)))))))
+
+;; If you have trouble with regex, define #f
+(define use-regex #t)
+;;(define use-regex #f)
+
+
+;;; Un-assorted stuff
+
+;; URG guile-1.4/1.4.x compatibility
+(if (not (defined? 'primitive-eval))
+    (define (primitive-eval form)
+      (eval2 form #f)))
+
+(define (sign x)
+  (if (= x 0)
+      1
+      (if (< x 0) -1 1)))
+
+(define (write-me n x)
+  (display n)
+  (write x)
+  (newline)
+  x)
+
+(define (empty? x)
+  (equal? x '()))
+
+(define (!= l r)
+  (not (= l r)))
+
+(define (filter-list pred? list)
+  "return that part of LIST for which PRED is true."
+  (if (null? list) '()
+      (let* ((rest  (filter-list pred? (cdr list))))
+	(if (pred?  (car list))
+	    (cons (car list)  rest)
+	    rest))))
+
+(define (filter-out-list pred? list)
+  "return that part of LIST for which PRED is true."
+  (if (null? list) '()
+      (let* ((rest  (filter-list pred? (cdr list))))
+	(if (not (pred?  (car list)))
+	    (cons (car list)  rest)
+	    rest))))
+
+(define (uniqued-alist  alist acc)
+  (if (null? alist) acc
+      (if (assoc (caar alist) acc)
+	  (uniqued-alist (cdr alist) acc)
+	  (uniqued-alist (cdr alist) (cons (car alist) acc)))))
+
+(define (uniq-list list)
+  (if (null? list) '()
+      (if (null? (cdr list))
+	  list
+	  (if (equal? (car list) (cadr list))
+	      (uniq-list (cdr list))
+	      (cons (car list) (uniq-list (cdr list)))))))
+
+(define (alist<? x y)
+  (string<? (symbol->string (car x))
+	    (symbol->string (car y))))
+
+
+(define (ly-load x) (eval-string (ly-gulp-file x)))
+
+(ly-load "output-lib.scm")
+
+
+
+(use-modules (scm tex)
+	     (scm ps)
+	     (scm pysk)
+	     (scm ascii-script)
+	     (scm sketch)
+	     )
+
+(define output-alist
+  `(
+    ("tex" . ,tex-output-expression)
+    ("ps" . ,ps-output-expression)
+    ("scm" . ,write)
+    ("as" . ,as-output-expression)
+    ("pysk" . ,pysk-output-expression)
+    ("sketch" . ,sketch-output-expression)
+))
+
+
+(define (find-dumper format )
+  (let*
+      ((d (assoc format output-alist)))
     
-  (define (mag-to-size m)
-    (number->string (case m 
-		      (0 12)
-		      (1 12)
-		      (2 14) ; really: 14.400
-		      (3 17) ; really: 17.280
-		      (4 21) ; really: 20.736
-		      (5 24) ; really: 24.888
-		      (6 30) ; really: 29.856
-		      )))
-  
-  
-  (define (select-font font-name-symbol)
-    (let*
-	(
-	 (c (assoc font-name-symbol font-name-alist))
-	 )
-
-      (if (eq? c #f)
-	  (begin
-	    (ly-warn (string-append
-		      "Programming error: No such font known " (car font-name-symbol)))
-	    "")				; issue no command
-	  (string-append " " (cdr c) " "))
-      
-      
-      ))
-
-    (define (font-load-command name-mag command)
-      (string-append
-       "/" command
-       " { /"
-       (symbol->string (car name-mag))
-       " findfont "
-       (number->string (magstep (cdr name-mag)))
-       " 1000 div 12 mul  scalefont setfont } bind def "
-       "\n"))
-
-
-  (define (beam width slope thick)
-    (string-append
-     (numbers->string (list width slope thick)) " draw_beam" ))
-
-  (define (comment s)
-    (string-append "% " s))
-
-  (define (bracket arch_angle arch_width arch_height width height arch_thick thick)
-    (string-append
-     (numbers->string (list arch_angle arch_width arch_height width height arch_thick thick)) " draw_bracket" ))
-
-  (define (char i)
-    (invoke-char " show" i))
-
-  (define (crescendo thick w h cont )
-    (string-append 
-     (numbers->string (list w h (inexact->exact cont) thick))
-     " draw_crescendo"))
-
-  ;; what the heck is this interface ?
-  (define (dashed-slur thick dash l)
-    (string-append 
-     (apply string-append (map control->string l)) 
-     (number->string thick) 
-     " [ "
-     (number->string dash)
-     " "
-     (number->string (* 10 thick))	;UGH.  10 ?
-     " ] 0 draw_dashed_slur"))
-
-  (define (decrescendo thick w h cont)
-    (string-append 
-     (numbers->string (list w h (inexact->exact cont) thick))
-     " draw_decrescendo"))
-
-
-  (define (end-output)
-    "\nshowpage\n")
-  
-  (define (experimental-on) "")
-  
-  (define (filledbox breapth width depth height) 
-    (string-append (numbers->string (list breapth width depth height))
-		   " draw_box" ))
-
-  ;; obsolete?
-  (define (font-def i s)
-    (string-append
-     "\n/" (font i) " {/" 
-     (substring s 0 (- (string-length s) 4))
-     " findfont 12 scalefont setfont} bind def \n"))
-
-  (define (font-switch i)
-    (string-append (font i) " "))
-
-  (define (header-end)
-    (string-append
-     (ly-gulp-file "lilyponddefs.ps")
-     " {exch pop //systemdict /run get exec} "
-     (ly-gulp-file "lily.ps")
-     "{ exch pop //systemdict /run get exec } "
-    ))
-  
-  (define (lily-def key val)
-
-     (if (string=? (substring key 0 (min (string-length "mudelapaper") (string-length key))) "mudelapaper")
-	 (string-append "/" key " {" val "} bind def\n")
-	 (string-append "/" key " (" val ") def\n")
-	 )
-     )
-
-  (define (header creator generate) 
-    (string-append
-     "%!PS-Adobe-3.0\n"
-     "%%Creator: " creator generate "\n"))
-  
-  (define (invoke-char s i)
-    (string-append 
-     "(\\" (inexact->string i 8) ") " s " " ))
-  
-  (define (invoke-dim1 s d) 
-    (string-append
-     (number->string (* d  (/ 72.27 72))) " " s ))
-
-  (define (placebox x y s) 
-    (string-append 
-     (number->string x) " " (number->string y) " {" s "} placebox "))
-
-  (define (bezier-sandwich l thick)
-    (string-append 
-     (apply string-append (map control->string l))
-     (number->string  thick)
-     " draw_bezier_sandwich"))
-
-  (define (start-line height)
-	  "\nstart_line {\n")
-  
-  (define (stem breapth width depth height) 
-    (string-append (numbers->string (list breapth width depth height))
-		   " draw_box" ))
-
-  (define (stop-line)
-      "}\nstop_line\n")
-
-  (define (text s)
-    (string-append "(" s ") show  "))
-
-
-  (define (volta h w thick vert_start vert_end)
-    (string-append 
-     (numbers->string (list h w thick (inexact->exact vert_start) (inexact->exact vert_end)))
-     " draw_volta"))
-
-  (define (tuplet ht gap dx dy thick dir)
-    (string-append 
-     (numbers->string (list ht gap dx dy thick (inexact->exact dir)))
-     " draw_tuplet"))
-
-
-  (define (unknown) 
-    "\n unknown\n")
-
-
-  ;; PS
-  (cond ((eq? action-name 'all-definitions)
-	 `(begin
-	    (define beam ,beam)
-	    (define tuplet ,tuplet)
-	    (define bracket ,bracket)
-	    (define char ,char)
-	    (define crescendo ,crescendo)
-	    (define volta ,volta)
-	    (define bezier-sandwich ,bezier-sandwich)
-	    (define dashed-slur ,dashed-slur) 
-	    (define decrescendo ,decrescendo) 
-	    (define end-output ,end-output)
-	    (define experimental-on ,experimental-on)
-	    (define filledbox ,filledbox)
-	    (define font-def ,font-def)
-	    (define font-switch ,font-switch)
-	    (define header-end ,header-end)
-	    (define lily-def ,lily-def)
-	    (define font-load-command ,font-load-command)
-	    (define header ,header) 
-	    (define invoke-char ,invoke-char) 
-	    (define invoke-dim1 ,invoke-dim1)
-	    (define placebox ,placebox)
-	    (define select-font ,select-font)
-	    (define start-line ,start-line)
-	    (define stem ,stem)
-	    (define stop-line ,stop-line)
-	    (define stop-last-line ,stop-line)
-	    (define text ,text)
+    (if (pair?  d)
+		(cdr d)
+	     scm-output-expression)
 	    ))
-	((eq? action-name 'tuplet) tuplet)
-	((eq? action-name 'beam) beam)
-	((eq? action-name 'bezier-sandwich) bezier-sandwich)
-	((eq? action-name 'bracket) bracket)
-	((eq? action-name 'char) char)
-	((eq? action-name 'crescendo) crescendo)
-	((eq? action-name 'dashed-slur) dashed-slur) 
-	((eq? action-name 'decrescendo) decrescendo)
-	((eq? action-name 'experimental-on) experimental-on)
-	((eq? action-name 'filledbox) filledbox)
-	((eq? action-name 'select-font) select-font)
-	((eq? action-name 'volta) volta)
-	(else (error "unknown tag -- PS-SCM " action-name))
-	)
-  )
-
-(define (musa-scm action-name)
-
-  (define (char i)
-    (string-append "char (" (inexact->string i 10) ")\n"))
-
-  (define (end-output) 
-    "end_output ()\n")
-  
-  (define (experimental-on)
-	  "")
-
-  (define (filledbox breapth width depth height)
-	  (let ((dx (+ width breapth))
-		(dy (+ depth height)))
-	       (string-append 
-		"move_relative (" 
-		(inexact->string (* -1 breapth) 10)
-		", "
-		(inexact->string (* -1 depth) 10)
-		")\n"
-		(if (< dx dy)
-		    (string-append "vline (" (inexact->string dy 10) ")\n")
-		    (string-append "hline (" (inexact->string dx 10) ")\n")))))
-
-  (define (font-load-command name-mag command)
-    (string-append
-     "load_font (\"" 
-     (symbol->string (car name-mag)) "\", " 
-     (number->string (magstep (cdr name-mag)))
-     ")\n"))
-
-  (define (header creator generate) 
-    (string-append "header (\"" creator "\", \"" generate "\")\n"))
-
-  (define (header-end) 
-    "header_end ()\n")
-
-  (define (lily-def key val)
-	  "")
-
-  (define (placebox x y s) 
-    (string-append 
-     "move_to (" (inexact->string x 10) ", " (inexact->string y 10) ")\n" s))
-
-  (define (select-font font-name-symbol)
-    (let* ((c (assoc font-name-symbol font-name-alist)))
-      (if (eq? c #f)
-	  (begin
-	    (ly-warn 
-	     (string-append 
-	      "Programming error: No such font known " 
-	      (car font-name-symbol)))
-	    "")				; issue no command
-	  (string-append "select_font (\"" (symbol->string (car font-name-symbol)) "\")\n"))))
-
-  (define (start-line height)
-    (string-append "start_line (" (inexact->string height 10) ")\n"))
-
-  (define (stop-line)
-    "stop_line ()\n")
-
-  (define (text s)
-    (string-append "text (\"" s "\")\n"))
-
-  (cond ((eq? action-name 'all-definitions)
-	 `(begin
-	    ;;(define beam ,beam)
-	    ;;(define tuplet ,tuplet)
-	    ;;(define bracket ,bracket)
-	    (define char ,char)
-	    ;;(define crescendo ,crescendo)
-	    ;;(define volta ,volta)
-	    ;(define bezier-sandwich ,bezier-sandwich)
-	    ;;(define dashed-slur ,dashed-slur) 
-	    ;;(define decrescendo ,decrescendo) 
-	    (define end-output ,end-output)
-	    (define experimental-on ,experimental-on)
-	    (define filledbox ,filledbox)
-	    ;;(define font-def ,font-def)
-	    (define font-load-command ,font-load-command)
-	    ;;(define font-switch ,font-switch)
-	    (define header ,header) 
-	    (define header-end ,header-end)
-	    (define lily-def ,lily-def)
-	    ;;(define invoke-char ,invoke-char) 
-	    ;;(define invoke-dim1 ,invoke-dim1)
-	    (define placebox ,placebox)
-	    (define select-font ,select-font)
-	    (define start-line ,start-line)
-	    ;;(define stem ,stem)
-	    (define stop-line ,stop-line)
-	    (define stop-last-line ,stop-line)
-	    (define text ,text)
-	    ))
-	;;((eq? action-name 'tuplet) tuplet)
-	;;((eq? action-name 'beam) beam)
-	;;((eq? action-name 'bezier-sandwich) bezier-sandwich)
-	;;((eq? action-name 'bracket) bracket)
-	((eq? action-name 'char) char)
-	;;((eq? action-name 'crescendo) crescendo)
-	;;((eq? action-name 'dashed-slur) dashed-slur) 
-	;;((eq? action-name 'decrescendo) decrescendo)
-	;;((eq? action-name 'experimental-on) experimental-on)
-	((eq? action-name 'filledbox) filledbox)
-	((eq? action-name 'select-font) select-font)
-	;;((eq? action-name 'volta) volta)
-	(else (error "unknown tag -- MUSA-SCM " action-name))
-	)
-  )
-
-
-(define (gulp-file name)
-  (let* ((port (open-file name "r"))
-	 (content (let loop ((text ""))
-		       (let ((line (read-line port)))
-			    (if (or (eof-object? line)
-				    (not line)) 
-				text
-				(loop (string-append text line "\n")))))))
-	(close port)
-	content))
-
-(define (scm-gulp-file name)
-  (set! %load-path 
-	(cons (string-append 
-	       (getenv 'LILYPONDPREFIX) "/ps") %load-path))
-  (let ((path (%search-load-path name)))
-       (if path
-	   (gulp-file path)
-	   (gulp-file name))))
-
-(define (scm-tex-output)
-  (eval (tex-scm 'all-definitions)))
-				
-(define (scm-ps-output)
-  (eval (ps-scm 'all-definitions)))
-
-(define (scm-musa-output)
-  (display (gulp-file "musa.py"))
-  (eval (musa-scm 'all-definitions)))
-
-				
-; Russ McManus, <mcmanus@IDT.NET>  
-; 
-; I use the following, which should definitely be provided somewhere
-; in guile, but isn't, AFAIK:
-; 
-; 
-
-(define (hash-table-for-each fn ht)
-  (do ((i 0 (+ 1 i)))
-      ((= i (vector-length ht)))
-    (do ((alist (vector-ref ht i) (cdr alist)))
-	((null? alist) #t)
-      (fn (car (car alist)) (cdr (car alist))))))
-
-(define (hash-table-map fn ht)
-  (do ((i 0 (+ 1 i))
-       (ret-ls '()))
-      ((= i (vector-length ht)) (reverse ret-ls))
-    (do ((alist (vector-ref ht i) (cdr alist)))
-	((null? alist) #t)
-      (set! ret-ls (cons (fn (car (car alist)) (cdr (car alist))) ret-ls)))))
-
-
-;; guile-1.3.4 has list->string
-(define (scmlist->string exp)
-  (list->string exp))
-
-;; obsolete, maybe handy for testing
-;; print a SCM expression.  Isn't this part of the std lib?
-(define (xxscmlist->string exp)
-  (cond
-   ((null? (car exp)) (begin (display ("urg:") (newline))))
-   ((pair? (cdr exp)) (string-append (scm->string (car exp)) " " (scmlist->string (cdr exp))))
-   ((eq? '() (cdr exp)) (string-append (scm->string (car exp)) ")"))
-   ;; howto check for quote?
-   (else (string-append (scm->string (car exp)) " . " (scm->string (cdr exp)) ")"))
-   ))
-
-(define (scm->string exp)
-  (cond
-   ((pair? exp) (string-append "(" (scmlist->string exp)))
-   ((number? exp) (number->string exp))
-   ((symbol? exp) (symbol->string exp))
-   ((string? exp) (string-append "\"" exp "\""))
-   ;; probably: #@quote
-   (else (begin (display "programming error: scm->string: ") (newline) "'"))
-   ))
-
-(define (index-cell cell dir)
-  (if (equal? dir 1)
-      (cdr cell)
-      (car cell))
-  )
 
 
-;
-; How should a  bar line behave at a break? 
-;
-(define (break-barline glyph dir)
-   (let ((result (assoc glyph 
-			'((":|:" . (":|" . "|:"))
-			  ("|" . ("|" . ""))
-			  ("|s" . (nil . "|"))
-			  ("|:" . ("|" . "|:"))
-			  ("|." . ("|." . nil))
-			  (":|" . (":|" . nil))
-			  ("||" . ("||" . nil))
-			  (".|." . (".|." . nil))
-			  ("scorebar" . (nil . "scorepostbreak"))
-			  ("brace" . (nil . "brace"))
-			  ("bracket" . (nil . "bracket"))  
-			  )
-			)))
-
-     (if (equal? result #f)
-	 (ly-warn (string-append "Unknown bar glyph: `" glyph "'"))
-	 (index-cell (cdr result) dir))
-     )
-   )
-     
-
-(define (slur-ugly ind ht)
-  (if (and
-;       (< ht 4.0)
-       (< ht (* 4 ind))
-       (> ht (* 0.4 ind))
-       (> ht (+ (* 2 ind) -4))
-       (< ht (+ (* -2 ind) 8)))
-      #f
-      (cons ind  ht)
-  ))
+(if (not standalone)
+    (map ly-load
+					; load-from-path
+	 '("output-lib.scm"
+	   "sketch.scm"
+	   "pdf.scm"
+	   "pdftex.scm"
+      	   "c++.scm"
+	   "grob-property-description.scm"
+	   "translator-property-description.scm"
+	   "context-description.scm"
+	   "interface-description.scm"
+	   "beam.scm"
+	   "clef.scm"
+	   "slur.scm"
+	   "font.scm"
+	   "music-functions.scm"
+	   "music-property-description.scm"
+	   "auto-beam.scm"
+	   "generic-property.scm"
+	   "basic-properties.scm"
+	   "chord-name.scm"
+	   "grob-description.scm"
+	   "script.scm"
+	   "drums.scm"
+	   "midi.scm"
+	   )))
+
+
+
+1