* include/ruby/ruby.h: add old macro name `RUBY_EVENT_SWITCH'.

This macro name is obsolete because it is renamed to
  RUBY_INTERNAL_EVENT_SWITCH, but it has compatibility problem
  using this macro name like ruby-prof.
  I want to remove this macro after ruby 2.1.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42441 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,11 @@
+Thu Aug  8 16:44:25 2013  Koichi Sasada  <ko1@atdot.net>
+
+	* include/ruby/ruby.h: add old macro name `RUBY_EVENT_SWITCH'.
+	  This macro name is obsolete because it is renamed to
+	  RUBY_INTERNAL_EVENT_SWITCH, but it has compatibility problem
+	  using this macro name like ruby-prof.
+	  I want to remove this macro after ruby 2.1.
+
 Thu Aug  8 15:37:53 2013  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* test/coverage/test_coverage.rb (TestCoverage#test_big_code): use `1'

include/ruby/ruby.h

@@ -1769,6 +1769,7 @@ int ruby_native_thread_p(void);
 
 /* internal events */
 #define RUBY_INTERNAL_EVENT_SWITCH        0x040000
+#define RUBY_EVENT_SWITCH                 0x040000 /* obsolete name. this macro is for compatibility */
                                        /* 0x080000 */
 #define RUBY_INTERNAL_EVENT_NEWOBJ        0x100000
 #define RUBY_INTERNAL_EVENT_FREEOBJ       0x200000