From 1e91713bb626f75218c299f8b13b93f5136c5e4e Mon Sep 17 00:00:00 2001
From: Andrew Wood <ivarch657@gmail.com>
Date: Mon, 25 Sep 2023 21:32:14 +0100
Subject: [PATCH] Add debugging to message receipt check, in sender.

---
 src/main/remote.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/remote.c b/src/main/remote.c
index 3031e06..6715ccb 100644
--- a/src/main/remote.c
+++ b/src/main/remote.c
@@ -205,8 +205,10 @@ int pv_remote_set(opts_t opts)
 		 * If we can't stat the queue, it must have been deleted.
 		 */
 		memset(&qbuf, 0, sizeof(qbuf));
-		if (msgctl(msgid, IPC_STAT, &qbuf) < 0)
+		if (msgctl(msgid, IPC_STAT, &qbuf) < 0) {
+			debug("%s(%d) pid %ld: %s", "msgctl", (int) msgid, (long) opts->remote, strerror(errno));
 			break;
+		}
 
 		/*
 		 * If the message count is at or below the message count