Add typedef to structures that have mrb_ prefix. Use typedef-ed type instead of struct directly.

src/array.c

@@ -125,7 +125,7 @@ static void
 ary_modify(mrb_state *mrb, struct RArray *a)
 {
   if (a->flags & MRB_ARY_SHARED) {
-    struct mrb_shared_array *shared = a->aux.shared;
+    mrb_shared_array *shared = a->aux.shared;
 
     if (shared->refcnt == 1 && a->ptr == shared->ptr) {
       a->ptr = shared->ptr;
@@ -154,7 +154,7 @@ static void
 ary_make_shared(mrb_state *mrb, struct RArray *a)
 {
   if (!(a->flags & MRB_ARY_SHARED)) {
-    struct mrb_shared_array *shared = (struct mrb_shared_array *)mrb_malloc(mrb, sizeof(struct mrb_shared_array));
+    mrb_shared_array *shared = (mrb_shared_array *)mrb_malloc(mrb, sizeof(mrb_shared_array));
 
     shared->refcnt = 1;
     if (a->aux.capa > a->len) {
@@ -667,7 +667,7 @@ mrb_ary_len(mrb_state *mrb, mrb_value ary)
 }
 
 void
-mrb_ary_decref(mrb_state *mrb, struct mrb_shared_array *shared)
+mrb_ary_decref(mrb_state *mrb, mrb_shared_array *shared)
 {
   shared->refcnt--;
   if (shared->refcnt == 0) {

src/etc.c

@@ -11,19 +11,19 @@
 #include "mruby/data.h"
 
 struct RData*
-mrb_data_object_alloc(mrb_state *mrb, struct RClass *klass, void *ptr, const struct mrb_data_type *type)
+mrb_data_object_alloc(mrb_state *mrb, struct RClass *klass, void *ptr, const mrb_data_type *type)
 {
   struct RData *data;
 
   data = (struct RData*)mrb_obj_alloc(mrb, MRB_TT_DATA, klass);
   data->data = ptr;
-  data->type = (struct mrb_data_type*) type;
+  data->type = (mrb_data_type*) type;
 
   return data;
 }
 
 void *
-mrb_get_datatype(mrb_state *mrb, mrb_value obj, const struct mrb_data_type *type)
+mrb_get_datatype(mrb_state *mrb, mrb_value obj, const mrb_data_type *type)
 {
   if (mrb_special_const_p(obj) || (mrb_type(obj) != MRB_TT_DATA)) {
     return NULL;
@@ -35,7 +35,7 @@ mrb_get_datatype(mrb_state *mrb, mrb_value obj, const struct mrb_data_type *type
 }
 
 void *
-mrb_check_datatype(mrb_state *mrb, mrb_value obj, const struct mrb_data_type *type)
+mrb_check_datatype(mrb_state *mrb, mrb_value obj, const mrb_data_type *type)
 {
   static const char mesg[] = "wrong argument type %s (expected %s)";
 

src/range.c

@@ -40,7 +40,7 @@ mrb_range_new(mrb_state *mrb, mrb_value beg, mrb_value end, int excl)
 
   r = (struct RRange*)mrb_obj_alloc(mrb, MRB_TT_RANGE, RANGE_CLASS);
   range_check(mrb, beg, end);
-  r->edges = (struct mrb_range_edges *)mrb_malloc(mrb, sizeof(struct mrb_range_edges));
+  r->edges = (mrb_range_edges *)mrb_malloc(mrb, sizeof(mrb_range_edges));
   r->edges->beg = beg;
   r->edges->end = end;
   r->excl = excl;
@@ -103,7 +103,7 @@ range_init(mrb_state *mrb, mrb_value range, mrb_value beg, mrb_value end, int ex
   range_check(mrb, beg, end);
   r->excl = exclude_end;
   if (!r->edges) {
-    r->edges = (struct mrb_range_edges *)mrb_malloc(mrb, sizeof(struct mrb_range_edges));
+    r->edges = (mrb_range_edges *)mrb_malloc(mrb, sizeof(mrb_range_edges));
   }
   r->edges->beg = beg;
   r->edges->end = end;

src/string.c

@@ -35,7 +35,7 @@ _obj_classname(mrb_state *mrb, mrb_value obj)
 }
 
 void
-mrb_str_decref(mrb_state *mrb, struct mrb_shared_string *shared)
+mrb_str_decref(mrb_state *mrb, mrb_shared_string *shared)
 {
   shared->refcnt--;
   if (shared->refcnt == 0) {
@@ -48,7 +48,7 @@ static void
 str_modify(mrb_state *mrb, struct RString *s)
 {
   if (s->flags & MRB_STR_SHARED) {
-    struct mrb_shared_string *shared = s->aux.shared;
+    mrb_shared_string *shared = s->aux.shared;
 
     if (shared->refcnt == 1 && s->ptr == shared->ptr) {
       s->ptr = shared->ptr;
@@ -275,7 +275,7 @@ static void
 str_make_shared(mrb_state *mrb, struct RString *s)
 {
   if (!(s->flags & MRB_STR_SHARED)) {
-    struct mrb_shared_string *shared = (struct mrb_shared_string *)mrb_malloc(mrb, sizeof(struct mrb_shared_string));
+    mrb_shared_string *shared = (mrb_shared_string *)mrb_malloc(mrb, sizeof(mrb_shared_string));
 
     shared->refcnt = 1;
     if (s->aux.capa > s->len) {
@@ -301,7 +301,7 @@ mrb_value
 mrb_str_literal(mrb_state *mrb, mrb_value str)
 {
   struct RString *s, *orig;
-  struct mrb_shared_string *shared;
+  mrb_shared_string *shared;
 
   s = str_alloc(mrb, mrb->string_class);
   orig = mrb_str_ptr(str);
@@ -1161,7 +1161,7 @@ static mrb_value
 mrb_str_subseq(mrb_state *mrb, mrb_value str, int beg, int len)
 {
   struct RString *orig, *s;
-  struct mrb_shared_string *shared;
+  mrb_shared_string *shared;
 
   orig = mrb_str_ptr(str);
   str_make_shared(mrb, orig);