From 0f95c7d1056cab5bd8c6334cf601349ac4631457 Mon Sep 17 00:00:00 2001
From: Dirk Engling <erdgeist@erdgeist.org>
Date: Thu, 29 Oct 2026 00:53:50 +0100
Subject: Revert last wake-up experiment. Having each udp worker wake up once a
 second to check if the tracker stops is wasteful

---
 trackerlogic.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'trackerlogic.h')

diff --git a/trackerlogic.h b/trackerlogic.h
index ad6c911..7d0693a 100644
--- a/trackerlogic.h
+++ b/trackerlogic.h
@@ -6,6 +6,7 @@
 #ifndef OT_TRACKERLOGIC_H__
 #define OT_TRACKERLOGIC_H__
 
+#include <signal.h>
 #include <stdatomic.h>
 #include <stdint.h>
 #include <stdlib.h>
@@ -90,6 +91,9 @@ static inline ot_time time_future_seconds(int span) { return time_now_seconds()
 /* Cleared from the interrupt handler and read by every worker */
 extern _Atomic int    g_opentracker_running;
 
+/* Sent to a thread parked in a blocking read */
+#define OT_SIGNAL_WAKE SIGUSR1
+
 
 extern uint32_t g_tracker_id;
 typedef enum { FLAG_TCP, FLAG_UDP, FLAG_MCA, FLAG_SELFPIPE } PROTO_FLAG;
-- 
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