X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Flily.scm;h=99e601fdbbfb007cb232dc34290338b805c9180f;hb=6c4ef7fddc01ac56649a47774906ac2a2e492fdd;hp=1e6fab4f69b6eba5cd49b2331cfd3e5606cfe43a;hpb=b9c65b122d107a6f7c1a44d3041f6cfeb78fc4a2;p=lilypond.git

diff --git a/scm/lily.scm b/scm/lily.scm
index 1e6fab4f69..99e601fdbb 100644
--- a/scm/lily.scm
+++ b/scm/lily.scm
@@ -1,105 +1,400 @@
-;;;; lily.scm -- implement Scheme output routines for TeX and PostScript
+;;; 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>
+;;;; (c)  1998--2003 Jan Nieuwenhuizen <janneke@gnu.org>
 ;;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
 
-;;; Library funtions
+;;; Library functions
 
-(use-modules (ice-9 regex))
 
-;;(write standalone (current-error-port))
+(use-modules (ice-9 regex)
+	     (srfi srfi-1)		;lists
+	     (srfi srfi-13)		;strings
+	     )
 
 ;;; General settings
+;;; debugging evaluator is slower.  This should
+;;; have a more sensible default.
 
-(debug-enable 'backtrace)
 
 
-(define point-and-click #f)
-(define security-paranoia #f)
-(define midi-debug #f)
+(debug-enable 'debug)
+;(debug-enable 'backtrace)
+(read-enable 'positions)
 
-(define (line-column-location line col file)
+
+(define-public (line-column-location line col file)
   "Print an input location, including column number ."
   (string-append (number->string line) ":"
 		 (number->string col) " " file)
   )
 
-(define (line-location line col file)
+(define-public (line-location line col file)
   "Print an input location, without column number ."
   (string-append (number->string line) " " file)
   )
 
+(define-public point-and-click #f)
+
+(define-public (lilypond-version)
+  (string-join
+   (map (lambda (x) (if (symbol? x)
+			(symbol->string x)
+			(number->string x)))
+		(ly:version))
+   "."))
+
+
+
 ;; cpp hack to get useful error message
 (define ifdef "First run this through cpp.")
 (define ifndef "First run this through cpp.")
+
+
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(define-public X 0)
+(define-public Y 1)
+(define-public START -1)
+(define-public STOP 1)
+(define-public LEFT -1)
+(define-public RIGHT 1)
+(define-public UP 1)
+(define-public DOWN -1)
+(define-public CENTER 0)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; lily specific variables.
+(define-public default-script-alist '())
+
+(define-public security-paranoia #f)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Unassorted utility functions.
+
+
+;;;;;;;;;;;;;;;;
+; alist
+(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 (assoc-get key alist)
+  "Return value if KEY in ALIST, else #f."
+  (let ((entry (assoc key alist)))
+    (if entry (cdr entry) #f)))
   
-(define default-script-alist '())
-(define font-name-alist  '())
+(define (assoc-get-default key alist default)
+  "Return value if KEY in ALIST, else DEFAULT."
+  (let ((entry (assoc key alist)))
+    (if entry (cdr entry) default)))
+
+
+(define-public (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-public (alist<? x y)
+  (string<? (symbol->string (car x))
+	    (symbol->string (car y))))
+
+
+
+(define (chain-assoc x alist-list)
+  (if (null? alist-list)
+      #f
+      (let* ((handle (assoc x (car alist-list))))
+	(if (pair? handle)
+	    handle
+	    (chain-assoc x (cdr alist-list))))))
+
+
+(define (map-alist-vals func list)
+  "map FUNC over the vals of  LIST, leaving the keys."
+  (if (null?  list)
+      '()
+      (cons (cons  (caar list) (func (cdar list)))
+	    (map-alist-vals func (cdr list)))
+      ))
+
+(define (map-alist-keys func list)
+  "map FUNC over the keys of an alist LIST, leaving the vals. "
+  (if (null?  list)
+      '()
+      (cons (cons (func (caar list)) (cdar list))
+	    (map-alist-keys func (cdr list)))
+      ))
+ 
+
+
+;;;;;;;;;;;;;;;;
+; list
+
+(define (flatten-list lst)
+  "Unnest LST" 
+  (if (null? lst)
+      '()
+      (if (pair? (car lst))
+	  (append (flatten-list (car lst)) (flatten-list  (cdr lst)))
+	  (cons (car lst) (flatten-list (cdr lst))))
+  ))
+
+(define (list-minus a b)
+  "Return list of elements in A that are not in B."
+  (lset-difference eq? a b))
+
 
-(if (not (defined? 'standalone))
-    (define standalone (not (defined? 'ly-gulp-file))))
+;; TODO: use the srfi-1 partition function.
+(define-public (uniq-list list)
+  "Uniq LIST, assuming that it is sorted"
+  (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)))))))
 
-;; 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)))))))
+(define (split-at-predicate predicate l)
+ "Split L = (a_1 a_2 ... a_k b_1 ... b_k)
+into L1 = (a_1 ... a_k ) and L2 =(b_1 .. b_k) 
+Such that (PREDICATE a_i a_{i+1}) and not (PREDICATE a_k b_1).
+L1 is copied, L2 not.
 
-;; If you have trouble with regex, define #f
-(define use-regex #t)
-;;(define use-regex #f)
+(split-at-predicate (lambda (x y) (= (- y x) 2))  '(1 3 5 9 11) (cons '() '()))"
+;; "
 
+;; KUT EMACS MODE.
 
-;;; Un-assorted stuff
+  (define (inner-split predicate l acc)
+  (cond
+   ((null? l) acc)
+   ((null? (cdr l))
+    (set-car! acc (cons (car l) (car acc)))
+    acc)
+   ((predicate (car l) (cadr l))
+    (set-car! acc (cons (car l) (car acc)))
+    (inner-split predicate (cdr l) acc))
+   (else
+    (set-car! acc (cons (car l) (car acc)))
+    (set-cdr! acc (cdr l))
+    acc)
 
-;; URG guile-1.3/1.4 compatibility
-(define (ly-eval x) (eval2 x #f))
+  ))
+ (let*
+    ((c (cons '() '()))
+     )
+  (inner-split predicate l  c)
+  (set-car! c (reverse! (car c))) 
+  c)
+)
 
+
+(define-public (split-list l sep?)
+"
+(display (split-list '(a b c / d e f / g) (lambda (x) (equal? x '/))) )
+=>
+((a b c) (d e f) (g))
+
+"
+;; " KUT EMACS.
+
+(define (split-one sep?  l acc)
+  "Split off the first parts before separator and return both parts."
+  (if (null? l)
+      (cons acc '())
+      (if (sep? (car l))
+	  (cons acc (cdr l))
+	  (split-one sep? (cdr l) (cons (car l) acc))
+	  )
+      ))
+
+(if (null? l)
+    '()
+    (let* ((c (split-one sep? l '())))
+      (cons (reverse! (car c) '()) (split-list (cdr c) sep?))
+      )))
+
+
+(define-public (interval-length x)
+  "Length of the number-pair X, when an interval"
+  (max 0 (- (cdr x) (car x)))
+  )
+  
+
+(define (other-axis a)
+  (remainder (+ a 1) 2))
+  
+
+(define-public (interval-widen iv amount)
+   (cons (- (car iv) amount)
+         (+ (cdr iv) amount)))
+
+
+(define-public (interval-union i1 i2)
+   (cons (min (car i1) (car i2))
+	 (max (cdr i1) (cdr i2))))
+
+
+(define-public (write-me message x)
+  "Return X.  Display MESSAGE and write X.  Handy for debugging, possibly turned off."
+  (display message) (write x) (newline) x)
+;;  x)
+
+(define (index-cell cell dir)
+  (if (equal? dir 1)
+      (cdr cell)
+      (car cell)))
+
+(define (cons-map f x)
+  "map F to contents of X"
+  (cons (f (car x)) (f (cdr x))))
+
+
+(define-public (list-insert-separator lst between)
+  "Create new list, inserting BETWEEN between elements of LIST"
+  (define (conc x y )
+    (if (eq? y #f)
+	(list x)
+	(cons x  (cons between y))
+	))
+  (fold-right conc #f lst))
+
+;;;;;;;;;;;;;;;;
+; other
 (define (sign x)
   (if (= x 0)
-      1
+      0
       (if (< x 0) -1 1)))
 
+(define-public (!= l r)
+  (not (= l r)))
+
+(define-public (ly:load x)
+  (let* (
+	 (fn (%search-load-path x))
+
+	 )
+    (if (ly:verbose)
+	(format (current-error-port) "[~A]" fn))
+    (primitive-load fn)))
 
-;;(define major-scale
-;;  '(
-;;    (0 . 0)
-;;    (1 . 0)
-;;    (2 . 0)
-;;    (3 . 0)
-;;    (4 . 0)
-;;    (5 . 0)
-;;    (6 . 0)
-;;   ))
 
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;  output
+(use-modules (scm output-tex)
+	     (scm output-ps)
+	     (scm output-ascii-script)
+	     (scm output-sketch)
+	     (scm output-sodipodi)
+	     (scm output-pdftex)
+	     )
 
-(map (lambda (x) (eval-string (ly-gulp-file x)))
-     '("output-lib.scm"
-       "tex.scm"
-       "ps.scm"
-       "ascii-script.scm"
+(define output-alist
+  `(
+    ("tex" . ("TeX output. The default output form." ,tex-output-expression))
+    ("ps" . ("Direct postscript. Requires setting GS_LIB and GS_FONTPATH" ,ps-output-expression))
+    ("scm" . ("Scheme dump: debug scheme molecule expressions" ,write))
+    ("as" . ("Asci-script. Postprocess with as2txt to get ascii art"  ,as-output-expression))
+    ("sketch" . ("Bare bones Sketch output." ,sketch-output-expression))
+    ("sodipodi" . ("Bare bones Sodipodi output." ,sodipodi-output-expression))
+    ("pdftex" . ("PDFTeX output. Was last seen nonfunctioning." ,pdftex-output-expression))
+    ))
+
+
+(define (document-format-dumpers)
+  (map
+   (lambda (x)
+     (display (string-append  (pad-string-to 5 (car x)) (cadr x) "\n"))
+     output-alist)
+   ))
+
+(define-public (find-dumper format )
+  (let*
+      ((d (assoc format output-alist)))
+    
+    (if (pair? d)
+	(caddr d)
+	(scm-error "Could not find dumper for format ~s" format))
+    ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; other files.
+
+(map ly:load
+					; load-from-path
+     '("define-music-types.scm"
+       "output-lib.scm"
+       "c++.scm"
+       "chord-ignatzek-names.scm"
+       "chord-entry.scm"
+       "chord-generic-names.scm"
+       "molecule.scm"
+       "new-markup.scm"
+       "bass-figure.scm"
+       "music-functions.scm"
+       "define-music-properties.scm"
+       "auto-beam.scm"
+       "chord-name.scm"
+       
+       "define-translator-properties.scm"
+       "translation-functions.scm"
+       "script.scm"
+       "drums.scm"
+       "midi.scm"
+
+       "beam.scm"
+       "clef.scm"
+       "slur.scm"
+       "font.scm"
+       
+       "define-grob-properties.scm"
+       "define-grobs.scm"
+       "define-grob-interfaces.scm"
        ))
 
-(if (not standalone)
-    (map (lambda (x) (eval-string (ly-gulp-file x)))
-	 '("c++.scm"
-	   "grob-property-description.scm"
-	   "translator-property-description.scm"
-	   "interface-description.scm"
-	   "beam.scm"
-	   "clef.scm"
-	   "slur.scm"
-	   "font.scm"
-	   "music-functions.scm"
-	   "auto-beam.scm"
-	   "generic-property.scm"
-	   "basic-properties.scm"
-	   "chord-name.scm"
-	   "grob-description.scm"
-	   "script.scm"
-	   "drums.scm"
-	   "midi.scm"
-	   )))
+
+       
 
 
+(set! type-p-name-alist
+  `(
+   (,boolean-or-symbol? . "boolean or symbol")
+   (,boolean? . "boolean")
+   (,char? . "char")
+   (,grob-list? . "list of grobs")
+   (,input-port? . "input port")
+   (,integer? . "integer")
+   (,list? . "list")
+   (,ly:context? . "context")
+   (,ly:dimension? . "dimension, in staff space")
+   (,ly:dir? . "direction")
+   (,ly:duration? . "duration")
+   (,ly:grob? . "grob (GRaphical OBject)")
+   (,ly:input-location? . "input location")
+   (,ly:input-location? . "input location")   
+   (,ly:moment? . "moment")
+   (,ly:music? . "music")
+   (,ly:pitch? . "pitch")
+   (,ly:translator? . "translator")
+   (,markup-list? . "list of markups")
+   (,markup? . "markup")
+   (,music-list? . "list of music")
+   (,number-or-grob? . "number or grob")
+   (,number-or-string? . "number or string")
+   (,number-pair? . "pair of numbers")
+   (,number? . "number")
+   (,output-port? . "output port")   
+   (,pair? . "pair")
+   (,procedure? . "procedure") 
+   (,scheme? . "any type")
+   (,string? . "string")
+   (,symbol? . "symbol")
+   (,vector? . "vector")
+   ))