X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Fc%2B%2B.scm;h=f0c5d3aea9f546980949318d6498d1dcef483ba8;hb=77a177cd8c353cef8c3c0c077d4f7f536068e036;hp=ded5e9b1209bc0c0be4627db018962d7196eb0f1;hpb=3bf590e96962fc6102267e4fcab9e4b55a75bca2;p=lilypond.git

diff --git a/scm/c++.scm b/scm/c++.scm
index ded5e9b120..f0c5d3aea9 100644
--- a/scm/c++.scm
+++ b/scm/c++.scm
@@ -48,23 +48,39 @@
 (define-public (boolean-or-symbol? x)
   (or (boolean? x) (symbol? x)))
 
+(define-public (symbol-list? x)
+  (and (list? x) (every symbol? x)))
+
+(define-public (symbol-list-or-music? x)
+  (if (list? x)
+      (every symbol? x)
+      (ly:music? x)))
+
 (define-public (string-or-symbol? x)
   (or (string? x) (symbol? x)))
 
 (define-public (number-or-string? x)
   (or (number? x) (string? x)))
 
+(define-public (number-or-markup? x)
+  (or (number? x) (markup? x)))
+
 (define-public (string-or-pair? x)
   (or (string? x) (pair? x)))
 
+(define-public (string-or-music? x)
+  (or (string? x) (ly:music? x)))
+
 (define-public (number-or-pair? x)
   (or (number? x) (pair? x)))
 
 (define-public (cheap-list? x)
   (or (pair? x) (null? x)))
 
-(define-public (list-or-symbol? x)
-  (or (cheap-list? x) (symbol? x)))
+(define-public (symbol-list-or-symbol? x)
+  (if (list? x)
+      (every symbol? x)
+      (symbol? x)))
 
 (define-public (scheme? x) #t)