From 8ecdfc2e77068b357971fb85ffa9837140d13834 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 9 Nov 2022 14:42:46 +0300
Subject: Add data member to fdselect_state

---
 libbutl/fdstream.hxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'libbutl')

diff --git a/libbutl/fdstream.hxx b/libbutl/fdstream.hxx
index 1a8f9a6..59cf2ff 100644
--- a/libbutl/fdstream.hxx
+++ b/libbutl/fdstream.hxx
@@ -914,11 +914,13 @@ namespace butl
   {
     int  fd;
     bool ready;
+    void* data; // Arbitrary data which can be associated with the descriptor.
 
     // Note: intentionally non-explicit to allow implicit initialization when
     // pushing to fdselect_set.
     //
-    fdselect_state (int fd): fd (fd), ready (false) {}
+    fdselect_state (int fd, void* d = nullptr)
+        : fd (fd), ready (false), data (d) {}
   };
 
   using fdselect_set = small_vector<fdselect_state, 4>;
-- 
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