* eval.c (rb_add_event_hook): new function to add a hook function for

  interpreter events. (backported form HEAD)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@8180 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 17 insertions, 0 deletions

diff --git a/node.h b/node.h
index 3f2416e4d9..5059779855 100644
--- a/node.h
+++ b/node.h
@@ -359,6 +359,23 @@ VALUE rb_gvar_get _((struct global_entry *));
 VALUE rb_gvar_set _((struct global_entry *, VALUE));
 VALUE rb_gvar_defined _((struct global_entry *));
 
+typedef unsigned int rb_event_t;
+
+#define RUBY_EVENT_NONE     0x00
+#define RUBY_EVENT_LINE     0x01
+#define RUBY_EVENT_CLASS    0x02
+#define RUBY_EVENT_END      0x04
+#define RUBY_EVENT_CALL     0x08
+#define RUBY_EVENT_RETURN   0x10
+#define RUBY_EVENT_C_CALL   0x20
+#define RUBY_EVENT_C_RETURN 0x40
+#define RUBY_EVENT_RAISE    0x80
+#define RUBY_EVENT_ALL      0xff
+
+typedef void (*rb_event_hook_func_t) _((rb_event_t,NODE*,VALUE,ID,VALUE));
+void rb_add_event_hook _((rb_event_hook_func_t,rb_event_t));
+int rb_remove_event_hook _((rb_event_hook_func_t));
+
 #if defined(__cplusplus)
 }  /* extern "C" { */
 #endif