From 1acdf8709e2a9dccbbdbfdae57abde66330fcecd Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Tue, 9 Jan 2024 14:35:58 +0100
Subject: CRT: handle (ignore) signals `USR1` and `USR2`

These should not kill the application.
---
 CRT.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CRT.c b/CRT.c
index 2db8ad69..3c6c8c49 100644
--- a/CRT.c
+++ b/CRT.c
@@ -965,6 +965,8 @@ static void CRT_installSignalHandlers(void) {
    signal(SIGINT, CRT_handleSIGTERM);
    signal(SIGTERM, CRT_handleSIGTERM);
    signal(SIGQUIT, CRT_handleSIGTERM);
+   signal(SIGUSR1, SIG_IGN);
+   signal(SIGUSR2, SIG_IGN);
 }
 
 void CRT_resetSignalHandlers(void) {
@@ -979,6 +981,8 @@ void CRT_resetSignalHandlers(void) {
    signal(SIGINT, SIG_DFL);
    signal(SIGTERM, SIG_DFL);
    signal(SIGQUIT, SIG_DFL);
+   signal(SIGUSR1, SIG_DFL);
+   signal(SIGUSR2, SIG_DFL);
 }
 
 #ifdef HAVE_GETMOUSE
-- 
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