From fa5f3cef3d651b0eb9abfa77fc37ccade81679b5 Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicholas.marriott@gmail.com>
Date: Sun, 20 Jul 2025 19:57:50 +0100
Subject: [PATCH] Send SIGCHLD after utempter_remove_record as well. GitHub
 issue 4559.

---
 server-fn.c | 1 +
 window.c    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/server-fn.c b/server-fn.c
index 60d4f16c..06de6812 100644
--- a/server-fn.c
+++ b/server-fn.c
@@ -318,6 +318,7 @@ server_destroy_pane(struct window_pane *wp, int notify)
 	if (wp->fd != -1) {
 #ifdef HAVE_UTEMPTER
 		utempter_remove_record(wp->fd);
+		kill(getpid(), SIGCHLD);
 #endif
 		bufferevent_free(wp->event);
 		wp->event = NULL;
diff --git a/window.c b/window.c
index 6f8606e5..6f2c19fe 100644
--- a/window.c
+++ b/window.c
@@ -982,6 +982,7 @@ window_pane_destroy(struct window_pane *wp)
 	if (wp->fd != -1) {
 #ifdef HAVE_UTEMPTER
 		utempter_remove_record(wp->fd);
+		kill(getpid(), SIGCHLD);
 #endif
 		bufferevent_free(wp->event);
 		close(wp->fd);