From 90504582b5331960da07ae2416a263671abb1af4 Mon Sep 17 00:00:00 2001
From: evoskuil <eric@voskuil.org>
Date: Mon, 29 Jun 2026 16:19:43 -0400
Subject: [PATCH] Allow variadic macros to accept no parameters.

---
 include/bitcoin/network/define.hpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/bitcoin/network/define.hpp b/include/bitcoin/network/define.hpp
index c3e56f593..685d58994 100644
--- a/include/bitcoin/network/define.hpp
+++ b/include/bitcoin/network/define.hpp
@@ -35,13 +35,13 @@ namespace network {
         std::forward<Args>(args)...)
 
 #define BIND_THIS(method, ...) \
-    std::bind(&CLASS::method, this, __VA_ARGS__)
+    std::bind(&CLASS::method, this __VA_OPT__(,) __VA_ARGS__)
 #define BIND(method, ...) \
-    bind<CLASS>(&CLASS::method, __VA_ARGS__)
+    bind<CLASS>(&CLASS::method __VA_OPT__(,) __VA_ARGS__)
 #define POST(method, ...) \
-    post<CLASS>(&CLASS::method, __VA_ARGS__)
+    post<CLASS>(&CLASS::method __VA_OPT__(,) __VA_ARGS__)
 #define PARALLEL(method, ...) \
-    parallel<CLASS>(&CLASS::method, __VA_ARGS__)
+    parallel<CLASS>(&CLASS::method __VA_OPT__(,) __VA_ARGS__)
 
 } // namespace network
 } // namespace libbitcoin