-;;;; lily.scm -- implement Scheme output routines for TeX and PostScript
+;;;; lily.scm -- toplevel Scheme stuff
;;;;
;;;; source file of the GNU LilyPond music typesetter
;;;;
;;;; (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
;;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
-;;; Library functions
+(if (defined? 'set-debug-cell-accesses!)
+ (set-debug-cell-accesses! #f))
+
+;(set-debug-cell-accesses! 5000)
(use-modules (ice-9 regex)
(ice-9 safe)
(srfi srfi-1) ; lists
(srfi srfi-13)) ; strings
-(define-public safe-module (make-safe-module))
+
+; my display
(define-public (myd k v) (display k) (display ": ") (display v) (display ", "))
+(define-public (print . args)
+ (apply format (cons (current-output-port) args)))
+
+
;;; General settings
;;; debugging evaluator is slower. This should
;;; have a more sensible default.
-
(if (ly:get-option 'verbose)
(begin
(debug-enable 'debug)
(debug-enable 'backtrace)
- (read-enable 'positions) ))
+ (read-enable 'positions)))
-
-(define-public (line-column-location line col file)
+(define-public (line-column-location file line col)
"Print an input location, including column number ."
(string-append (number->string line) ":"
- (number->string col) " " file)
- )
+ (number->string col) " " file))
-(define-public (line-location line col file)
+(define-public (line-location file line col)
"Print an input location, without column number ."
- (string-append (number->string line) " " file)
- )
+ (string-append (number->string line) " " file))
(define-public point-and-click #f)
+(define-public parser #f)
+
(define-public (lilypond-version)
(string-join
(map (lambda (x) (if (symbol? x)
(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)
-
-(define-public DOUBLE-FLAT -4)
-(define-public THREE-Q-FLAT -3)
-(define-public FLAT -2)
-(define-public SEMI-FLAT -1)
-(define-public NATURAL 0)
-(define-public SEMI-SHARP 1)
-(define-public SHARP 2)
-(define-public THREE-Q-SHARP 3)
-(define-public DOUBLE-SHARP 4)
-(define-public SEMI-TONE 2)
-
-(define-public ZERO-MOMENT (ly:make-moment 0 1))
-
-(define-public (moment-min a b)
- (if (ly:moment<? a b) a b))
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; 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 (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 (chain-assoc-get x alist-list default)
- (if (null? alist-list)
- default
- (let* ((handle (assoc x (car alist-list))))
- (if (pair? handle)
- (cdr handle)
- (chain-assoc-get x (cdr alist-list) default)))))
-
-
-(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)))
- ))
-
-;;;;;;;;;;;;;;;;
-;; hash
-
-
-
-(if (not (defined? 'hash-table?)) ; guile 1.6 compat
- (begin
- (define hash-table? vector?)
-
- (define-public (hash-table->alist t)
- "Convert table t to list"
- (apply append
- (vector->list t)
- )))
-
- ;; native hashtabs.
- (begin
- (define-public (hash-table->alist t)
-
- (hash-fold (lambda (k v acc) (acons k v acc))
- '() t)
- )
- ))
-
-;; todo: code dup with C++.
-(define-public (alist->hash-table l)
- "Convert alist to table"
- (let
- ((m (make-hash-table (length l))))
-
- (map (lambda (k-v)
- (hashq-set! m (car k-v) (cdr k-v)))
- l)
-
- m))
-
-
-
-;;;;;;;;;;;;;;;;
-; 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))
-
-
-;; TODO: use the srfi-1 partition function.
-(define-public (uniq-list l)
-
- "Uniq LIST, assuming that it is sorted"
- (define (helper acc l)
- (if (null? l)
- acc
- (if (null? (cdr l))
- (cons (car l) acc)
- (if (equal? (car l) (cadr l))
- (helper acc (cdr l))
- (helper (cons (car l) acc) (cdr l)))
- )))
- (reverse! (helper '() l) '()))
-
-
-(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.
-
-(split-at-predicate (lambda (x y) (= (- y x) 2)) '(1 3 5 9 11) (cons '() '()))"
-;; "
-
-;; KUT EMACS MODE.
-
- (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)
-
- ))
- (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)
- 0
- (if (< x 0) -1 1)))
-
-(define-public (symbol<? l r)
- (string<? (symbol->string l) (symbol->string r)))
-
-(define-public (!= l r)
- (not (= l r)))
+;; gettext wrapper for guile < 1.7.2
+(if (defined? 'gettext)
+ (define-public _ gettext)
+ (define-public _ ly:gettext))
(define-public (ly:load x)
- (let* (
- (fn (%search-load-path x))
-
- )
+ (let* ((fn (%search-load-path x)))
(if (ly:get-option 'verbose)
(format (current-error-port) "[~A]" fn))
(primitive-load fn)))
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(define (type-check-list location signature arguments)
+ "Typecheck a list of arguments against a list of type
+predicates. Print a message at LOCATION if any predicate failed."
+ (define (recursion-helper signature arguments count)
+ (define (helper pred? arg count)
+ (if (not (pred? arg))
+
+ (begin
+ (ly:input-message location
+ (format #f
+ (_ "wrong type for argument ~a. Expecting ~a, found ~s")
+ count (type-name pred?) arg))
+ #f)
+ #t))
+
+ (if (null? signature)
+ #t
+ (and (helper (car signature) (car arguments) count)
+ (recursion-helper (cdr signature) (cdr arguments) (1+ count)))
+ ))
+ (recursion-helper signature arguments 1))
+
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; output
-(use-modules (scm output-tex)
- (scm output-ps)
- (scm output-sketch)
- (scm output-sodipodi)
- (scm output-pdftex)
- )
-
-(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))
- ("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 (output-framework) (write "hello\n"))
+
+(define output-tex-module
+ (make-module 1021 (list (resolve-interface '(scm output-tex)))))
+(define output-ps-module
+ (make-module 1021 (list (resolve-interface '(scm output-ps)))))
+
+(define-public (ps-output-expression expr port)
+ (display (eval expr output-ps-module) port))
+
+;; TODO: generate this list by registering the stencil expressions
+;; stencil expressions should have docstrings.
+(define-public (ly:all-stencil-expressions)
+ "Return list of stencil expressions."
+ '(beam
+ bezier-sandwich
+ blank
+ bracket
+ char
+ dashed-line
+ dashed-slur
+ dot
+ draw-line
+ ez-ball
+ filledbox
+ horizontal-line
+ polygon
+ repeat-slash
+ round-filled-box
+ text
+ white-dot
+ white-text
+ zigzag-line
+ ))
-(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))
+;; TODO:
+;; - generate this list by registering the output-backend-commands
+;; output-backend-commands should have docstrings.
+;; - remove hard copies in output-ps output-tex
+(define-public (ly:all-output-backend-commands)
+ "Return list of output backend commands."
+ '(
+ comment
+ grob-cause
+ no-origin
+ placebox
+ unknown
))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; other files.
-(map ly:load
- ; load-from-path
- '("define-music-types.scm"
+(for-each ly:load
+ ;; load-from-path
+ '("lily-library.scm"
+ "define-music-types.scm"
"output-lib.scm"
"c++.scm"
"chord-ignatzek-names.scm"
"chord-entry.scm"
"chord-generic-names.scm"
- "molecule.scm"
+ "stencil.scm"
"new-markup.scm"
"bass-figure.scm"
"music-functions.scm"
"define-music-properties.scm"
"auto-beam.scm"
"chord-name.scm"
+
+ "ly-from-scheme.scm"
- "define-translator-properties.scm"
+ "define-context-properties.scm"
"translation-functions.scm"
"script.scm"
"midi.scm"
-
"beam.scm"
"clef.scm"
"slur.scm"
"font.scm"
+ "encoding.scm"
+ "fret-diagrams.scm"
"define-markup-commands.scm"
"define-grob-properties.scm"
"define-grobs.scm"
"define-grob-interfaces.scm"
-
+ "page-layout.scm"
+ "titling.scm"
+
"paper.scm"
+
+ ; last:
+ "safe-lily.scm"
))
(,ly:duration? . "duration")
(,ly:grob? . "layout object")
(,ly:input-location? . "input location")
- (,ly:input-location? . "input location")
(,ly:moment? . "moment")
(,ly:music? . "music")
(,ly:pitch? . "pitch")
(,ly:translator? . "translator")
+ (,ly:font-metric? . "font metric")
(,markup-list? . "list of markups")
(,markup? . "markup")
- (,music-list? . "list of music")
+ (,ly:music-list? . "list of music")
(,number-or-grob? . "number or grob")
(,number-or-string? . "number or string")
(,number-pair? . "pair of numbers")
(define gc-protect-stat-count 0)
(define-public (dump-gc-protects)
(set! gc-protect-stat-count (1+ gc-protect-stat-count) )
-
- (display
- (map (lambda (y)
- (let
- ((x (car y))
- (c (cdr y)))
-
- (string-append
- (string-join
- (map object->string (list (object-address x) c x))
- " ")
- "\n")))
-
- (sort
+ (let*
+ ((protects (sort
(hash-table->alist (ly:protects))
(lambda (a b)
(< (object-address (car a))
- (object-address (car b)))))
-
- )
- (open-file (string-append
+ (object-address (car b))))))
+ (out-file-name (string-append
"gcstat-" (number->string gc-protect-stat-count)
- ".scm"
- ) "w")))
+ ".scm"))
+ (outfile (open-file out-file-name "w")))
+
+ (display "Dumping gc protected objs to ...\n")
+ (display
+ (filter
+ (lambda (x) (not (symbol? x)))
+ (map (lambda (y)
+ (let
+ ((x (car y))
+ (c (cdr y)))
+
+ (string-append
+ (string-join
+ (map object->string (list (object-address x) c x))
+ " ")
+ "\n")))
+ protects))
+ outfile)))
+
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(define-public (ly:system command)
+ (let*
+ ((status 0)
+ (silenced
+ (string-append command (if (ly:get-option 'verbose)
+ ""
+ " > /dev/null 2>&1 "))))
+
+ (if (ly:get-option 'verbose)
+ (format (current-error-port) (_ "Invoking `~a'...\n") command))
+
+ (set! status (system silenced))
+ (if (> status 0)
+ (begin
+ (format (current-error-port)
+ (_ "Error invoking `~a'. Return value ~a") silenced status)
+ (newline (current-error-port))))))
+
+(define-public (sanitize-command-option str)
+ (string-append
+ "\""
+ (regexp-substitute/global #f "[^- 0-9,.a-zA-Z'\"\\]" str 'pre 'post)
+ "\""))
+
+(define-public (postscript->pdf papersizename name)
+ (let* ((cmd (string-append "ps2pdf "
+ (string-append
+ " -sPAPERSIZE="
+ (sanitize-command-option papersizename)
+ " "
+ name)))
+ (pdf-name (string-append (basename name ".ps") ".pdf" )))
+
+ (if (access? pdf-name W_OK)
+ (delete-file pdf-name))
+
+ (format (current-error-port) (_ "Converting to `~a'...") pdf-name)
+ (ly:system cmd)))
+
+(define-public (postscript->png resolution name)
+ (let
+ ((cmd (string-append
+ "ps2png --resolution="
+ (if (number? resolution)
+ (number->string resolution)
+ "90 ")
+ (if (ly:get-option 'verbose)
+ "--verbose "
+ " ")
+ name)))
+ (ly:system cmd)))
+
+(define-public (lilypond-main files)
+ "Entry point for LilyPond."
+ (let* ((failed '())
+ (handler (lambda (key arg) (set! failed (cons arg failed)))))
+ (for-each
+ (lambda (f)
+ (catch 'ly-file-failed (lambda () (ly:parse-file f)) handler)
+; (dump-gc-protects)
+ )
+ files)
+
+ (if (pair? failed)
+ (begin
+ (newline (current-error-port))
+ (display (_ "error: failed files: ") (current-error-port))
+ (display (string-join failed) (current-error-port))
+ (newline (current-error-port))
+ (newline (current-error-port))
+ (exit 1))
+ (exit 0))))
+
+
+(define-public (tweak-grob-property grob sym val)
+ (set! (ly:grob-property grob sym) val))