1 files changed, 13 insertions, 63 deletions
diff --git a/include/ruby/backward.h b/include/ruby/backward.h
index 262ed2cef1..6726102158 100644
--- a/include/ruby/backward.h
+++ b/include/ruby/backward.h
@@ -1,69 +1,19 @@
-#ifndef RUBY_RUBY_BACKWARD_H
+#ifndef RUBY_RUBY_BACKWARD_H                         /*-*-C++-*-vi:se ft=cpp:*/
 #define RUBY_RUBY_BACKWARD_H 1
-
-#define RClass RClassDeprecated
-#ifndef __cplusplus
-DEPRECATED_TYPE(("RClass is internal use only"),
-struct RClass {
-    struct RBasic basic;
-});
-#endif
-
-#define DECLARE_DEPRECATED_FEATURE(ver, func) \
-    NORETURN(ERRORFUNC(("deprecated since "#ver), DEPRECATED(void func(void))))
-
-/* eval.c */
-DECLARE_DEPRECATED_FEATURE(2.2, rb_disable_super);
-DECLARE_DEPRECATED_FEATURE(2.2, rb_enable_super);
-
-/* hash.c */
-DECLARE_DEPRECATED_FEATURE(2.2, rb_hash_iter_lev);
-DECLARE_DEPRECATED_FEATURE(2.2, rb_hash_ifnone);
-
-/* string.c */
-DECLARE_DEPRECATED_FEATURE(2.2, rb_str_associate);
-DECLARE_DEPRECATED_FEATURE(2.2, rb_str_associated);
-
-/* variable.c */
-DEPRECATED(void rb_autoload(VALUE, ID, const char*));
-
-/* vm.c */
-DECLARE_DEPRECATED_FEATURE(2.2, rb_clear_cache);
-DECLARE_DEPRECATED_FEATURE(2.2, rb_frame_pop);
-
-#define DECLARE_DEPRECATED_INTERNAL_FEATURE(func) \
-    NORETURN(ERRORFUNC(("deprecated internal function"), DEPRECATED(void func(void))))
-
-/* eval.c */
-NORETURN(ERRORFUNC(("internal function"), void rb_frozen_class_p(VALUE)));
-
-/* error.c */
-DECLARE_DEPRECATED_INTERNAL_FEATURE(rb_compile_error);
-DECLARE_DEPRECATED_INTERNAL_FEATURE(rb_compile_error_with_enc);
-DECLARE_DEPRECATED_INTERNAL_FEATURE(rb_compile_error_append);
-
-/* struct.c */
-DECLARE_DEPRECATED_INTERNAL_FEATURE(rb_struct_ptr);
-
-/* variable.c */
-DECLARE_DEPRECATED_INTERNAL_FEATURE(rb_generic_ivar_table);
-NORETURN(ERRORFUNC(("internal function"), VALUE rb_mod_const_missing(VALUE, VALUE)));
+/**
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ */
+#include "ruby/internal/value.h"
+#include "ruby/internal/interpreter.h"
+#include "ruby/backward/2/attributes.h"
 
 /* from version.c */
-#ifndef RUBY_SHOW_COPYRIGHT_TO_DIE
-# define RUBY_SHOW_COPYRIGHT_TO_DIE 1
-#endif
-#if RUBY_SHOW_COPYRIGHT_TO_DIE
-/* for source code backward compatibility */
-DEPRECATED(static inline int ruby_show_copyright_to_die(int));
-static inline int
-ruby_show_copyright_to_die(int exitcode)
-{
-    ruby_show_copyright();
-    return exitcode;
-}
-#define ruby_show_copyright() /* defer EXIT_SUCCESS */ \
-    (exit(ruby_show_copyright_to_die(EXIT_SUCCESS)))
+#if defined(RUBY_SHOW_COPYRIGHT_TO_DIE) && !!(RUBY_SHOW_COPYRIGHT_TO_DIE+0)
+# error RUBY_SHOW_COPYRIGHT_TO_DIE is deprecated
 #endif
 
 #endif /* RUBY_RUBY_BACKWARD_H */