X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Fc%2B%2B.scm;h=7069ca1a41e32e2b2e42fa59f58b0ee55f4ec7f5;hb=b56ede3d8eb9b4444fbf1f625e02dfc3da478230;hp=adc21cea2301769664b8cdc1cd20e78a0f09d2af;hpb=3fb8fb4ef211cc9f7fd52424490a4e221d05d80f;p=lilypond.git

diff --git a/scm/c++.scm b/scm/c++.scm
index adc21cea23..7069ca1a41 100644
--- a/scm/c++.scm
+++ b/scm/c++.scm
@@ -27,6 +27,9 @@
 (define-public (boolean-or-symbol? x)
   (or (boolean? x) (symbol? x)))
 
+(define-public (string-or-symbol? x)
+  (or (string? x) (symbol? x)))
+
 (define-public (number-or-string? x)
   (or (number? x) (string? x)))