mrb_ prefix convention

include/mruby/hash.h

@@ -23,7 +23,7 @@ struct RHash {
 #define mrb_hash_ptr(v)    ((struct RHash*)(mrb_ptr(v)))
 #define mrb_hash_value(p)  mrb_obj_value((void*)(p))
 
-mrb_int os_memsize_of_hash_table(mrb_value obj);
+mrb_int mrb_os_memsize_of_hash_table(mrb_value obj);
 MRB_API mrb_value mrb_hash_new_capa(mrb_state *mrb, mrb_int capa);
 MRB_API mrb_value mrb_ensure_hash_type(mrb_state *mrb, mrb_value hash);
 MRB_API mrb_value mrb_check_hash_type(mrb_state *mrb, mrb_value hash);

mrbgems/mruby-objectspace/src/mruby_objectspace.c

@@ -270,7 +270,7 @@ os_memsize_of_object(mrb_state* mrb, mrb_value obj, mrb_value recurse, mrb_int*
     }
     case MRB_TT_HASH: {
       (*t) += mrb_objspace_page_slot_size() +
-              os_memsize_of_hash_table(obj);
+              mrb_os_memsize_of_hash_table(obj);
       if(!mrb_nil_p(recurse)) {
         os_memsize_of_object(mrb, mrb_hash_keys(mrb, obj), recurse, t);
         os_memsize_of_object(mrb, mrb_hash_values(mrb, obj), recurse, t);

src/hash.c

@@ -519,7 +519,7 @@ ht_foreach(mrb_state *mrb, htable *t, mrb_hash_foreach_func *func, void *p)
 }
 
 mrb_int
-os_memsize_of_hash_table(mrb_value obj)
+mrb_os_memsize_of_hash_table(mrb_value obj)
 {
   struct htable *h = mrb_hash_ptr(obj)->ht;
   mrb_int segkv_size = 0;