From 148d985ac06bbc692486bf3de047e79aaa047916 Mon Sep 17 00:00:00 2001
From: evoskuil <eric@voskuil.org>
Date: Thu, 1 Jan 2026 21:35:53 -0500
Subject: [PATCH] Define and use BC_HTTP_SERVER_NAME.

---
 include/bitcoin/network/settings.hpp | 4 +++-
 src/net/socket.cpp                   | 3 ++-
 test/settings.cpp                    | 4 ++--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/include/bitcoin/network/settings.hpp b/include/bitcoin/network/settings.hpp
index 7208029e6..61f120abb 100644
--- a/include/bitcoin/network/settings.hpp
+++ b/include/bitcoin/network/settings.hpp
@@ -25,6 +25,8 @@
 #include <bitcoin/network/define.hpp>
 #include <bitcoin/network/messages/messages.hpp>
 
+#define BC_HTTP_SERVER_NAME "libbitcoin/4.0"
+
 namespace libbitcoin {
 namespace network {
 
@@ -67,7 +69,7 @@ struct BCT_API settings
         using tcp_server::tcp_server;
 
         /// Sent via responses if configured .
-        std::string server{ "libbitcoin/4.0" };
+        std::string server{ BC_HTTP_SERVER_NAME };
 
         /// Validated against hosts/origins if configured.
         config::endpoints hosts{};
diff --git a/src/net/socket.cpp b/src/net/socket.cpp
index f35cbad58..658cee21f 100644
--- a/src/net/socket.cpp
+++ b/src/net/socket.cpp
@@ -25,6 +25,7 @@
 #include <bitcoin/network/define.hpp>
 #include <bitcoin/network/log/log.hpp>
 #include <bitcoin/network/messages/messages.hpp>
+#include <bitcoin/network/settings.hpp>
 
 namespace libbitcoin {
 namespace network {
@@ -890,7 +891,7 @@ code socket::set_websocket(const http::request& request) NOEXCEPT
             [](http::fields& header) NOEXCEPT
             {
                 // Customize the response header.
-                header.set(http::field::server, "libbitcoin/4.0");
+                header.set(http::field::server, BC_HTTP_SERVER_NAME);
             }
         });
 
diff --git a/test/settings.cpp b/test/settings.cpp
index 4e220af8b..7efcb2a81 100644
--- a/test/settings.cpp
+++ b/test/settings.cpp
@@ -343,7 +343,7 @@ BOOST_AUTO_TEST_CASE(settings__http_server__defaults__expected)
     BOOST_REQUIRE(instance.expiration() == minutes(60));
 
     // http_server
-    BOOST_REQUIRE_EQUAL(instance.server, "libbitcoin/4.0");
+    BOOST_REQUIRE_EQUAL(instance.server, BC_HTTP_SERVER_NAME);
     BOOST_REQUIRE(instance.hosts.empty());
     BOOST_REQUIRE(instance.origins.empty());
     BOOST_REQUIRE(instance.host_names().empty());
@@ -369,7 +369,7 @@ BOOST_AUTO_TEST_CASE(settings__websocket_server__defaults__expected)
     BOOST_REQUIRE(instance.expiration() == minutes(60));
 
     // http_server
-    BOOST_REQUIRE_EQUAL(instance.server, "libbitcoin/4.0");
+    BOOST_REQUIRE_EQUAL(instance.server, BC_HTTP_SERVER_NAME);
     BOOST_REQUIRE(instance.hosts.empty());
     BOOST_REQUIRE(instance.origins.empty());
     BOOST_REQUIRE(instance.host_names().empty());