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* include/ruby/ruby.h (RB_EVENT_HOOKS_HAVE_CALLBACK_DATA):

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new macro for compatibility check.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23507 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2009-05-21 03:07:45 +00:00
parent 060f433f48
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13
README.EXT
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@ -1234,7 +1234,7 @@ Specifies the name of the script ($0).
** Hooks for the Interpreter Events
void rb_add_event_hook(rb_event_hook_func_t func, rb_event_t events)
void rb_add_event_hook(rb_event_hook_func_t func, rb_event_flag_t events, VALUE data)
Adds a hook function for the specified interpreter events.
events should be Or'ed value of:
@ -1251,9 +1251,13 @@ events should be Or'ed value of:
The definition of rb_event_hook_func_t is below:
typedef void (*rb_event_hook_func_t)(rb_event_t event, NODE *node,
typedef void (*rb_event_hook_func_t)(rb_event_t event, VALUE data,
VALUE self, ID id, VALUE klass)
The third argument `data' to rb_add_event_hook() is passed to the hook
function as the second argument, which was the pointer to the current
NODE in 1.8. See RB_EVENT_HOOKS_HAVE_CALLBACK_DATA below.
int rb_remove_event_hook(rb_event_hook_func_t func)
Removes the specified hook function.
@ -1293,6 +1297,11 @@ Defined in ruby.h and means correspoinding header is available. For
instance, when HAVE_RUBY_ST_H is defined you should use ruby/st.h not
mere st.h.
RB_EVENT_HOOKS_HAVE_CALLBACK_DATA
Means that rb_add_event_hook() takes the third argument `data', to be
passed to the given event hook function.
Appendix C. Functions Available in extconf.rb
These functions are available in extconf.rb: