From f787400da71887a01cd0360ad620b4c8e7a79ce9 Mon Sep 17 00:00:00 2001
From: Olaf Wintermann <olaf.wintermann@gmail.com>
Date: Fri, 19 Sep 2025 16:54:56 +0200
Subject: [PATCH] cleanup instance socket when exiting the application

---
 application/settings.c | 9 +++++++++
 application/window.c   | 1 +
 2 files changed, 10 insertions(+)

diff --git a/application/settings.c b/application/settings.c
index 2503d9a..a2dc541 100644
--- a/application/settings.c
+++ b/application/settings.c
@@ -33,6 +33,7 @@
 
 #include <sys/socket.h>
 #include <sys/un.h>
+#include <sys/stat.h>
 
 
 #include "main.h"
@@ -268,6 +269,14 @@ char *InstanceFilePath(Display *dp) {
 }
 
 int ConnectToInstance(const char *path) {
+    struct stat s;
+    if(stat(path, &s)) {
+        if(errno != ENOENT) {
+            fprintf(stderr, "cannot stat file %s: %s", path, strerror(errno));
+        }
+        return -1;
+    }
+    
     int fd = socket(AF_UNIX, SOCK_STREAM, 0);
     if(!fd) {
         return -1;
diff --git a/application/window.c b/application/window.c
index 4d43cc3..b72539f 100644
--- a/application/window.c
+++ b/application/window.c
@@ -632,6 +632,7 @@ static void FileOpenCB(Widget w, void *udata, void *cdata) {
 
 static void FileQuitCB(Widget w, void *udata, void *cdata) {
     WindowClosePlayer(main_window);
+    ShutdownInstanceSocket(XtDisplay(w));
     ApplicationExit();
 }
 
-- 
2.47.3