From c0009a074518af01cd0310d694b415cc37b6997a Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Thu, 28 Feb 2019 14:19:44 -0800
Subject: [PATCH] ircd::m: Add central linkage for is_complete(room).

---
 include/ircd/m/room/messages.h |  3 +++
 ircd/m.cc                      | 13 +++++++++++++
 modules/m_room.cc              |  7 +++----
 3 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/include/ircd/m/room/messages.h b/include/ircd/m/room/messages.h
index c58e40d28..cafa6baf1 100644
--- a/include/ircd/m/room/messages.h
+++ b/include/ircd/m/room/messages.h
@@ -20,6 +20,9 @@ namespace ircd::m
 	size_t count_since(const room &, const m::event::id &, const m::event::id &);
 	size_t count_since(const m::event::idx &, const m::event::idx &);
 	size_t count_since(const m::event::id &, const m::event::id &);
+
+	// [GET] Check if fully acquired locally
+	std::pair<bool, int64_t> is_complete(const room &);
 }
 
 /// Interface to room messages
diff --git a/ircd/m.cc b/ircd/m.cc
index a565c2703..16b1af9b3 100644
--- a/ircd/m.cc
+++ b/ircd/m.cc
@@ -3719,6 +3719,19 @@ ircd::m::commit(const room &room,
 	return eval.event_id;
 }
 
+std::pair<bool, int64_t>
+ircd::m::is_complete(const room &r)
+{
+	using prototype = std::pair<bool, int64_t> (const room &);
+
+	static mods::import<prototype> call
+	{
+		"m_room", "ircd::m::is_complete"
+	};
+
+	return call(r);
+}
+
 size_t
 ircd::m::count_since(const m::event::id &a,
                      const m::event::id &b)
diff --git a/modules/m_room.cc b/modules/m_room.cc
index 40f961ee1..a5044de7a 100644
--- a/modules/m_room.cc
+++ b/modules/m_room.cc
@@ -298,11 +298,10 @@ make_prev__buf(const m::room &room,
 	};
 }
 
-extern "C" std::pair<bool, int64_t>
-is_complete(const m::room &room)
+std::pair<bool, int64_t>
+IRCD_MODULE_EXPORT
+ircd::m::is_complete(const room &room)
 {
-	using namespace ircd::m;
-
 	static const event::keys::include fkeys
 	{
 		"depth"