lilypond-book-preamble: Automatically set the eps backend, since we require it anyway

diff --git a/ly/lilypond-book-preamble.ly b/ly/lilypond-book-preamble.ly
index fe210ca89ffb04376596b96a38084cf87e86dbbd..51e1231b1c22fed400bf14f8f641896804d27710 100644 (file)
--- a/ly/lilypond-book-preamble.ly
+++ b/ly/lilypond-book-preamble.ly
@@ -26,6 +26,7 @@
 #(set! output-empty-score-list #t)
 
 
+#(ly:set-option 'backend 'eps)
 #(ly:set-option (quote no-point-and-click))
 #(define inside-lilypond-book #t)
 #(define version-seen #t)