From b1b3c7aac20ed750674c8e1a48ce0a2612f8855c Mon Sep 17 00:00:00 2001
From: Maria Matejka <mq@ucw.cz>
Date: Fri, 5 Apr 2024 14:11:38 +0200
Subject: [PATCH] Allowing to send events to the metaloop's priority list

---
 lib/io-loop.h         |  3 +++
 sysdep/unix/io-loop.c | 10 ++++++++++
 2 files changed, 13 insertions(+)

diff --git a/lib/io-loop.h b/lib/io-loop.h
index 80cd2ea2..33a09aa9 100644
--- a/lib/io-loop.h
+++ b/lib/io-loop.h
@@ -29,6 +29,9 @@ void birdloop_free(struct birdloop *loop);
 /* Get birdloop's event list */
 event_list *birdloop_event_list(struct birdloop *loop);
 
+/* Run this event in this thread's priority event list */
+void ev_send_this_thread(event *e);
+
 /* Get birdloop's time heap */
 struct timeloop *birdloop_time_loop(struct birdloop *loop);
 #define birdloop_domain(l)  (birdloop_time_loop((l))->domain)
diff --git a/sysdep/unix/io-loop.c b/sysdep/unix/io-loop.c
index 705b3407..d6bdc3b2 100644
--- a/sysdep/unix/io-loop.c
+++ b/sysdep/unix/io-loop.c
@@ -1396,6 +1396,7 @@ birdloop_init(void)
   timers_init(&main_birdloop.time, &root_pool);
 
   birdloop_enter_locked(&main_birdloop);
+  this_thread = &main_thread;
 }
 
 static void
@@ -1689,3 +1690,12 @@ birdloop_yield(void)
 {
   usleep(100);
 }
+
+void
+ev_send_this_thread(event *e)
+{
+  if (this_thread == &main_thread)
+    ev_send_loop(&main_birdloop, e);
+  else
+    ev_send(&this_thread->priority_events, e);
+}