Avoid python 2.5 due to GUB using 2.4.5.

[lilypond.git] / lily / context-property.cc

diff --git a/lily/context-property.cc b/lily/context-property.cc
index 11d03c5b0537be35619f173d382fb6cc59aa042b..1ccfe5a970973e7ce3be409406985dcafd0e42f7 100644 (file)
--- a/lily/context-property.cc
+++ b/lily/context-property.cc
@@ -225,29 +225,38 @@ execute_pushpop_property (Context *context,
 void
 apply_property_operations (Context *tg, SCM pre_init_ops)
 {
-  SCM correct_order = scm_reverse (pre_init_ops);
-  for (SCM s = correct_order; scm_is_pair (s); s = scm_cdr (s))
+  for (SCM s = pre_init_ops; scm_is_pair (s); s = scm_cdr (s))
     {
       SCM entry = scm_car (s);
       SCM type = scm_car (entry);
       entry = scm_cdr (entry);
+      if (!scm_is_pair (entry))
+        continue;
+      SCM context_prop = scm_car (entry);
+      if (scm_is_pair (context_prop))
+        {
+          if (tg->is_alias (scm_car (context_prop)))
+            context_prop = scm_cdr (context_prop);
+          else
+            continue;
+        }
 
       if (type == ly_symbol2scm ("push"))
         {
-          SCM context_prop = scm_car (entry);
           SCM val = scm_cadr (entry);
           SCM grob_prop_path = scm_cddr (entry);
           sloppy_general_pushpop_property (tg, context_prop, grob_prop_path, val);
         }
       else if (type == ly_symbol2scm ("pop"))
         {
-          SCM context_prop = scm_car (entry);
           SCM val = SCM_UNDEFINED;
           SCM grob_prop_path = scm_cdr (entry);
           sloppy_general_pushpop_property (tg, context_prop, grob_prop_path, val);
         }
       else if (type == ly_symbol2scm ("assign"))
-        tg->set_property (scm_car (entry), scm_cadr (entry));
+        tg->set_property (context_prop, scm_cadr (entry));
+      else if (type == ly_symbol2scm ("apply"))
+        scm_apply_1 (context_prop, tg->self_scm (), scm_cdr (entry));
     }
 }