1 files changed, 25 insertions, 0 deletions
diff --git a/version.c b/version.c
index 9cf37af111..59d4e5e411 100644
--- a/version.c
+++ b/version.c
@@ -98,13 +98,38 @@ const char ruby_initial_load_paths[] =
 void
 Init_version(void)
 {
+    /*
+     * The running version of ruby
+     */
     rb_define_global_const("RUBY_VERSION", MKSTR(version));
+    /*
+     * The date this ruby was released
+     */
     rb_define_global_const("RUBY_RELEASE_DATE", MKSTR(release_date));
+    /*
+     * The platform for this ruby
+     */
     rb_define_global_const("RUBY_PLATFORM", MKSTR(platform));
+    /*
+     * The patchlevel for this ruby.  If this is a development build of ruby
+     * the patchlevel will be -1
+     */
     rb_define_global_const("RUBY_PATCHLEVEL", INT2FIX(RUBY_PATCHLEVEL));
+    /*
+     * The SVN revision for this ruby.
+     */
     rb_define_global_const("RUBY_REVISION", INT2FIX(RUBY_REVISION));
+    /*
+     * The full ruby version string, like <tt>ruby -v</tt> prints'
+     */
     rb_define_global_const("RUBY_DESCRIPTION", MKSTR(description));
+    /*
+     * The copyright string for ruby
+     */
     rb_define_global_const("RUBY_COPYRIGHT", MKSTR(copyright));
+    /*
+     * The engine or interpreter this ruby uses.
+     */
     rb_define_global_const("RUBY_ENGINE", ruby_engine_name = MKSTR(engine));
 }