fix public interface

To make some kind of Ractor related extensions, some functions
should be exposed.

* include/ruby/thread_native.h
  * rb_native_mutex_*
  * rb_native_cond_*
* include/ruby/ractor.h
  * RB_OBJ_SHAREABLE_P(obj)
  * rb_ractor_shareable_p(obj)
  * rb_ractor_std*()
  * rb_cRactor

and rm ractor_pub.h
and rename srcdir/ractor.h to srcdir/ractor_core.h
    (to avoid conflict with include/ruby/ractor.h)

1 files changed, 3 insertions, 2 deletions

diff --git a/ractor.c b/ractor.c
index 1e32c1b95e..226c9bbf6f 100644
--- a/ractor.c
+++ b/ractor.c
@@ -2,10 +2,11 @@
 
 #include "ruby/ruby.h"
 #include "ruby/thread.h"
+#include "ruby/ractor.h"
 #include "ruby/thread_native.h"
 #include "vm_core.h"
 #include "vm_sync.h"
-#include "ractor.h"
+#include "ractor_core.h"
 #include "internal/complex.h"
 #include "internal/error.h"
 #include "internal/hash.h"
@@ -14,7 +15,7 @@
 #include "variable.h"
 #include "gc.h"
 
-static VALUE rb_cRactor;
+VALUE rb_cRactor;
 static VALUE rb_eRactorError;
 static VALUE rb_eRactorRemoteError;
 static VALUE rb_eRactorMovedError;