Update guile interface.

[lilypond.git] / lily / lily-guile.cc

diff --git a/lily/lily-guile.cc b/lily/lily-guile.cc
index 0aa93904c98a34e0645b1615949c5266a1372420..970a11bf62cfec32fbe1879b88b6d52ff5fac4e8 100644 (file)
--- a/lily/lily-guile.cc
+++ b/lily/lily-guile.cc
@@ -130,7 +130,7 @@ ly_scm2string (SCM str)
 }
 
 SCM
-ly_string2scm (string str)
+ly_string2scm (string const &str)
 {
   return scm_from_locale_stringn (str.c_str(),
                                  str.length ());