ly/init.ly

   1 %% Toplevel initialisation file.
   2
   3 %% switch on debugging.
   4 #(if (and #t (defined? 'set-debug-cell-accesses!))
   5   (set-debug-cell-accesses! 5000))
   6
   7 \version "2.12.0"
   8
   9 \include "declarations-init.ly"
  10
  11
  12 #(ly:set-option 'old-relative #f)
  13 #(define toplevel-scores (list))
  14 #(define toplevel-bookparts (list))
  15 #(define output-count 0)
  16 #(define $defaultheader #f)
  17 #(define version-seen #f)
  18 #(define expect-error #f)
  19 #(define output-empty-score-list #f)
  20 #(define output-suffix #f)
  21 #(use-modules (scm clip-region))
  22 \maininput
  23 %% there is a problem at the end of the input file
  24
  25 %%
  26 %% Above and below comments compensate for the parser's look-ahead.
  27 %%
  28
  29 #(if (and (ly:get-option 'old-relative)
  30       (defined? 'input-file-name)
  31       (not (ly:get-option 'old-relative-used)))
  32   (old-relative-not-used-message input-file-name))%% there is a problem at the end of the input file
  33
  34 #(if (and (not version-seen)
  35       (defined? 'input-file-name))
  36   (version-not-seen-message input-file-name))
  37
  38 #(ly:set-option 'protected-scheme-parsing #f)
  39
  40 #(let ((book-handler (if (defined? 'default-toplevel-book-handler)
  41                          default-toplevel-book-handler
  42                          toplevel-book-handler)))
  43    (cond ((pair? toplevel-bookparts)
  44           (let ((book (ly:make-book $defaultpaper $defaultheader)))
  45             (map (lambda (part)
  46                    (ly:book-add-bookpart! book part))
  47                  (reverse! toplevel-bookparts))
  48             (set! toplevel-bookparts (list))
  49             ;; if scores have been defined after the last explicit \bookpart:
  50             (if (pair? toplevel-scores)
  51                 (map (lambda (score)
  52                        (ly:book-add-score! book score))
  53                      (reverse! toplevel-scores)))
  54             (set! toplevel-scores (list))
  55             (book-handler parser book)))
  56          ((or (pair? toplevel-scores) output-empty-score-list)
  57           (book-handler parser (apply ly:make-book $defaultpaper
  58                                       $defaultheader toplevel-scores)))))
  59
  60 #(if (eq? expect-error (ly:parser-has-error? parser))
  61   (ly:parser-clear-error parser)
  62   (if expect-error
  63    (ly:parser-error parser (_ "expected error, but none found"))))