Replace C++ (in)equality checks with proper SCM syntax

[lilypond.git] / lily / smobs.cc

diff --git a/lily/smobs.cc b/lily/smobs.cc
index d1bea956d40375ac2fc8497c79355a0dd59bd899..8b3c8a90141e63a61991dd86579d40ab987dcf59 100644 (file)
--- a/lily/smobs.cc
+++ b/lily/smobs.cc
@@ -46,7 +46,7 @@ protect_smob (SCM smob, SCM *prot_cons)
 {
 #if 0
   SCM s = scm_cdr (smob_protection_list);
-  while (scm_is_pair (s) && scm_car (s) == SCM_BOOL_F)
+  while (scm_is_pair (s) && scm_is_false (scm_car (s))
     {
       s = scm_cdr (s);
     }
@@ -69,13 +69,13 @@ unprotect_smob (SCM smob, SCM *prot_cons)
 #else
   SCM next = scm_cdr (*prot_cons);
 
-  if (next == SCM_EOL)
+  if (scm_is_null (next)))
     scm_set_car_x (*prot_cons, SCM_BOOL_F);
   else
     {
       scm_set_car_x (*prot_cons, SCM_BOOL_F);
       while (scm_is_pair (next)
-             && scm_car (next) == SCM_BOOL_F)
+             && scm_is_false (scm_car (next)))
 
         next = scm_cdr (next);