https://git.ruby-lang.org/ruby.git/commit/?id=905e9c8093

From 905e9c8093b2bb06def609975929465be0f41a0c Mon Sep 17 00:00:00 2001
From: Samuel Williams <samuel.williams@o...>
Date: Thu, 20 Aug 2020 13:49:09 +1200
Subject: Simplify bitmasks for IO events.


diff --git a/include/ruby/io.h b/include/ruby/io.h
index 359282a..5774a3f 100644
--- a/include/ruby/io.h
+++ b/include/ruby/io.h
@@ -41,6 +41,12 @@ https://github.com/ruby/ruby/blob/trunk/include/ruby/io.h#L41
 #  define RB_WAITFD_OUT 0x004
 #endif
 
+typedef enum {
+    RUBY_IO_READABLE = RB_WAITFD_IN,
+    RUBY_IO_WRITABLE = RB_WAITFD_OUT,
+    RUBY_IO_PRIORITY = RB_WAITFD_PRI,
+} rb_io_event_t;
+
 #include "ruby/internal/dllexport.h"
 RBIMPL_SYMBOL_EXPORT_BEGIN()
 
diff --git a/io.c b/io.c
index 3cf0285..0886593 100644
--- a/io.c
+++ b/io.c
@@ -13381,9 +13381,9 @@ Init_IO(void) https://github.com/ruby/ruby/blob/trunk/io.c#L13381
     rb_cIO = rb_define_class("IO", rb_cObject);
     rb_include_module(rb_cIO, rb_mEnumerable);
 
-    rb_define_const(rb_cIO, "WAIT_READABLE", INT2NUM(RB_WAITFD_IN));
-    rb_define_const(rb_cIO, "WAIT_PRIORITY", INT2NUM(RB_WAITFD_PRI));
-    rb_define_const(rb_cIO, "WAIT_WRITABLE", INT2NUM(RB_WAITFD_OUT));
+    rb_define_const(rb_cIO, "READABLE", INT2NUM(RUBY_IO_READABLE));
+    rb_define_const(rb_cIO, "WRITABLE", INT2NUM(RUBY_IO_WRITABLE));
+    rb_define_const(rb_cIO, "PRIORITY", INT2NUM(RUBY_IO_PRIORITY));
 
     /* exception to wait for reading. see IO.select. */
     rb_mWaitReadable = rb_define_module_under(rb_cIO, "WaitReadable");
diff --git a/test/fiber/scheduler.rb b/test/fiber/scheduler.rb
index 7404966..5508f21 100644
--- a/test/fiber/scheduler.rb
+++ b/test/fiber/scheduler.rb
@@ -119,11 +119,11 @@ class Scheduler https://github.com/ruby/ruby/blob/trunk/test/fiber/scheduler.rb#L119
   end
 
   def wait_any(io, events, duration)
-    unless (events & IO::WAIT_READABLE).zero?
+    unless (events & IO::READABLE).zero?
       @readable[io] = Fiber.current
     end
 
-    unless (events & IO::WAIT_WRITABLE).zero?
+    unless (events & IO::WRITABLE).zero?
       @writable[io] = Fiber.current
     end
 
-- 
cgit v0.10.2


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