Doc: CG - updates to lily-git section

[lilypond.git] / ly / titling-init.ly

diff --git a/ly/titling-init.ly b/ly/titling-init.ly
index da2bf166c94e063ec5b419b2bf38cc5325ce7603..f397ad6bd90177b34de35c2f28ba5d96d8ce15f6 100644 (file)
--- a/ly/titling-init.ly
+++ b/ly/titling-init.ly
@@ -1,5 +1,8 @@
 \version "2.16.0"
 
+#(if (guile-v2)
+  (use-modules (ice-9 curried-definitions)))
+
 slashSeparator = \markup {
   \center-align
   \vcenter \combine
@@ -73,14 +76,8 @@ scoreTitleMarkup = \markup { \column {
 #(define (book-first-page? layout props)
    "Return #t iff the current page number, got from @code{props}, is the
 book first one."
-   (define (ancestor layout)
-     "Return the topmost layout ancestor"
-     (let ((parent (ly:output-def-parent layout)))
-       (if (not (ly:output-def? parent))
-           layout
-           (ancestor parent))))
    (= (chain-assoc-get 'page:page-number props -1)
-      (ly:output-def-lookup (ancestor layout) 'first-page-number)))
+      (book-first-page layout props)))
 
 #(define (book-last-page? layout props)
    "Return #t iff the current page number, got from @code{props}, is the