* lily/include/book.hh (class Book): idem.

[lilypond.git] / lily / include / smobs.hh

diff --git a/lily/include/smobs.hh b/lily/include/smobs.hh
index ae90ae27dd953b11c22213358b85ec70d6251609..dd384786edc3bc61696f70563aaea19faf5bff76 100644 (file)
--- a/lily/include/smobs.hh
+++ b/lily/include/smobs.hh
@@ -10,6 +10,7 @@
 #define SMOBS_HH
 
 #include "lily-guile.hh"
+#include "virtual-methods.hh"
 
 /*
   Smobs are GUILEs mechanism of exporting C(++) objects to the Scheme
@@ -137,7 +138,7 @@
 #define DECLARE_TYPE_P(CL) extern SCM CL ## _type_p_proc
 
 void protect_smob (SCM smob, SCM *prot_cons);
-void unprotect_smob (SCM *prot_cons);
+void unprotect_smob (SCM smob, SCM *prot_cons);
 
 #endif /* SMOBS_HH */