1 files changed, 38 insertions, 0 deletions
diff --git a/version.h b/version.h
index b4e47dfdf2..6af45193bd 100644
--- a/version.h
+++ b/version.h
@@ -16,4 +16,42 @@ RUBY_EXTERN const char ruby_version[];
 RUBY_EXTERN const char ruby_release_date[];
 RUBY_EXTERN const char ruby_platform[];
 RUBY_EXTERN const int ruby_patchlevel;
+RUBY_EXTERN const char ruby_description[];
+RUBY_EXTERN const char ruby_copyright[];
 #endif
+
+#define RUBY_AUTHOR "Yukihiro Matsumoto"
+#define RUBY_BIRTH_YEAR 1993
+#define RUBY_BIRTH_MONTH 2
+#define RUBY_BIRTH_DAY 24
+
+#ifndef RUBY_REVISION
+#include "revision.h"
+#endif
+#ifndef RUBY_REVISION
+#define RUBY_REVISION 0
+#endif
+
+#if RUBY_VERSION_TEENY > 0 && RUBY_PATCHLEVEL < 5000 && !RUBY_REVISION
+#define RUBY_RELEASE_STR "patchlevel"
+#define RUBY_RELEASE_NUM RUBY_PATCHLEVEL
+#else
+#ifdef RUBY_BRANCH_NAME
+#define RUBY_RELEASE_STR RUBY_BRANCH_NAME
+#else
+#define RUBY_RELEASE_STR "revision"
+#endif
+#define RUBY_RELEASE_NUM RUBY_REVISION
+#endif
+
+# define RUBY_DESCRIPTION	    \
+    "ruby "RUBY_VERSION		    \
+    " ("RUBY_RELEASE_DATE" "	    \
+    RUBY_RELEASE_STR" "		    \
+    STRINGIZE(RUBY_RELEASE_NUM)") " \
+    "["RUBY_PLATFORM"]"
+# define RUBY_COPYRIGHT 	    \
+    "ruby - Copyright (C) "	    \
+    STRINGIZE(RUBY_BIRTH_YEAR)"-"   \
+    STRINGIZE(RUBY_RELEASE_YEAR)" " \
+    RUBY_AUTHOR