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

---
 include/ruby/io.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'include/ruby/io.h')

diff --git a/include/ruby/io.h b/include/ruby/io.h
index 359282a31e..5774a3fc10 100644
--- a/include/ruby/io.h
+++ b/include/ruby/io.h
@@ -41,6 +41,12 @@
 #  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()
 
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