Replace the rather fuzzy list-or-symbol? with symbol-list-or-symbol?

[lilypond.git] / scm / c++.scm

diff --git a/scm/c++.scm b/scm/c++.scm
index 12c38a397f0ac7d4b297c6c3c2dbb463cfc25124..8d1df2aed7487b22c742780e4f73c0c12833fbd2 100644 (file)
--- a/scm/c++.scm
+++ b/scm/c++.scm
@@ -74,8 +74,10 @@
 (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)