1 ;;;; lily.scm -- toplevel Scheme stuff
3 ;;;; source file of the GNU LilyPond music typesetter
5 ;;;; (c) 1998--2005 Jan Nieuwenhuizen <janneke@gnu.org>
6 ;;;; Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 (if (defined? 'set-debug-cell-accesses!)
10 (set-debug-cell-accesses! #f))
12 ;;(set-debug-cell-accesses! 5000)
14 (use-modules (ice-9 regex)
19 (srfi srfi-13)) ; strings
23 (define-public (myd k v) (display k) (display ": ") (display v) (display ", "))
25 (define-public (print . args)
26 (apply format (cons (current-output-port) args)))
30 ;;; debugging evaluator is slower. This should
31 ;;; have a more sensible default.
33 (if (ly:get-option 'verbose)
36 (debug-enable 'backtrace)
37 (read-enable 'positions)))
39 (define-public (line-column-location file line col)
40 "Print an input location, including column number ."
41 (string-append (number->string line) ":"
42 (number->string col) " " file))
44 (define-public (line-location file line col)
45 "Print an input location, without column number ."
46 (string-append (number->string line) " " file))
48 (define-public point-and-click #f)
50 (define-public tex-backend?
51 (member (ly:output-backend) '("texstr" "tex")))
53 (define-public parser #f)
55 (define-public (lilypond-version)
57 (map (lambda (x) (if (symbol? x)
65 ;; cpp hack to get useful error message
66 (define ifdef "First run this through cpp.")
67 (define ifndef "First run this through cpp.")
69 ;; gettext wrapper for guile < 1.7.2
70 (if (defined? 'gettext)
71 (define-public _ gettext)
72 (define-public _ ly:gettext))
74 (define-public (ly:load x)
75 (let* ((fn (%search-load-path x)))
76 (if (ly:get-option 'verbose)
77 (format (current-error-port) "[~A]" fn))
80 (define-public TEX_STRING_HASHLIMIT 10000000)
82 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
84 (define (type-check-list location signature arguments)
85 "Typecheck a list of arguments against a list of type
86 predicates. Print a message at LOCATION if any predicate failed."
87 (define (recursion-helper signature arguments count)
88 (define (helper pred? arg count)
92 (ly:input-message location
94 (_ "wrong type for argument ~a. Expecting ~a, found ~s")
95 count (type-name pred?) arg))
101 (and (helper (car signature) (car arguments) count)
102 (recursion-helper (cdr signature) (cdr arguments) (1+ count)))))
103 (recursion-helper signature arguments 1))
105 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
109 ;;(define-public (output-framework) (write "hello\n"))
111 (define output-tex-module
112 (make-module 1021 (list (resolve-interface '(scm output-tex)))))
113 (define output-ps-module
114 (make-module 1021 (list (resolve-interface '(scm output-ps)))))
116 (define-public (ps-output-expression expr port)
117 (display (eval expr output-ps-module) port))
119 ;; TODO: generate this list by registering the stencil expressions
120 ;; stencil expressions should have docstrings.
121 (define-public (ly:all-stencil-expressions)
122 "Return list of stencil expressions."
147 ;; - generate this list by registering the output-backend-commands
148 ;; output-backend-commands should have docstrings.
149 ;; - remove hard copies in output-ps output-tex
150 (define-public (ly:all-output-backend-commands)
151 "Return list of output backend commands."
159 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
160 ;; Safe definitions utility
161 (define safe-objects (list))
163 (define-macro (define-safe-public arglist . body)
164 "Define a variable, export it, and mark it as safe, ie usable in LilyPond safe mode.
165 The syntax is the same as `define*-public'."
166 (define (get-symbol arg)
168 (get-symbol (car arg))
170 (let ((safe-symbol (get-symbol arglist)))
172 (define*-public ,arglist
174 (set! safe-objects (cons (cons ',safe-symbol ,safe-symbol)
179 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
186 "define-music-types.scm"
189 "chord-ignatzek-names.scm"
191 "chord-generic-names.scm"
195 "music-functions.scm"
197 "define-music-properties.scm"
203 "define-context-properties.scm"
204 "translation-functions.scm"
214 "define-markup-commands.scm"
215 "define-grob-properties.scm"
217 "define-grob-interfaces.scm"
222 "backend-library.scm"
227 (set! type-p-name-alist
229 (,boolean-or-symbol? . "boolean or symbol")
230 (,boolean? . "boolean")
232 (,grob-list? . "list of grobs")
233 (,hash-table? . "hash table")
234 (,input-port? . "input port")
235 (,integer? . "integer")
237 (,ly:context? . "context")
238 (,ly:dimension? . "dimension, in staff space")
239 (,ly:dir? . "direction")
240 (,ly:duration? . "duration")
241 (,ly:grob? . "layout object")
242 (,ly:input-location? . "input location")
243 (,ly:moment? . "moment")
244 (,ly:music? . "music")
245 (,ly:pitch? . "pitch")
246 (,ly:translator? . "translator")
247 (,ly:font-metric? . "font metric")
248 (,markup-list? . "list of markups")
249 (,markup? . "markup")
250 (,ly:music-list? . "list of music")
251 (,number-or-grob? . "number or grob")
252 (,number-or-string? . "number or string")
253 (,number-pair? . "pair of numbers")
254 (,number? . "number")
255 (,output-port? . "output port")
257 (,procedure? . "procedure")
258 (,scheme? . "any type")
259 (,string? . "string")
260 (,symbol? . "symbol")
261 (,vector? . "vector")))
266 (define gc-protect-stat-count 0)
267 (define-public (dump-gc-protects)
268 (set! gc-protect-stat-count (1+ gc-protect-stat-count))
269 (let* ((protects (sort
270 (hash-table->alist (ly:protects))
272 (< (object-address (car a))
273 (object-address (car b))))))
274 (out-file-name (string-append
275 "gcstat-" (number->string gc-protect-stat-count)
277 (outfile (open-file out-file-name "w")))
279 (display "Dumping gc protected objs to ...\n")
282 (lambda (x) (not (symbol? x)))
289 (map object->string (list (object-address x) c x))
296 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
298 (define-public (lilypond-main files)
299 "Entry point for LilyPond."
301 (handler (lambda (key arg) (set! failed (cons arg failed)))))
304 (catch 'ly-file-failed (lambda () (ly:parse-file f)) handler)
311 (newline (current-error-port))
312 (display (_ "error: failed files: ") (current-error-port))
313 (display (string-join failed) (current-error-port))
314 (newline (current-error-port))
315 (newline (current-error-port))
319 (define-public (tweak-grob-property grob sym val)
320 (set! (ly:grob-property grob sym) val))