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, 1 insertions, 1 deletions

diff --git a/vm_dump.c b/vm_dump.c
index 88c3207176..15b1b4a4a3 100644
--- a/vm_dump.c
+++ b/vm_dump.c
@@ -35,7 +35,7 @@
 #include "internal/vm.h"
 #include "iseq.h"
 #include "vm_core.h"
-#include "ractor.h"
+#include "ractor_core.h"
 
 #define MAX_POSBUF 128