From: Po Lu <luangruo@yahoo.com>
Date: Sat, 10 Dec 2022 11:26:54 +0000 (+0800)
Subject: Improve X error messages
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=dc37090d6e26f561b8f89e7afe8e2c3fa3543608;p=emacs.git

Improve X error messages

* src/xterm.c (x_connection_closed): Don't print handler blurb
if nothing is there to be printed.
---

diff --git a/src/xterm.c b/src/xterm.c
index 872326392a6..c6fa29943bf 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -26048,9 +26048,10 @@ For details, see etc/PROBLEMS.\n",
 	  if (!ioerror && dpyinfo)
 	    {
 	      /* Dump the list of error handlers for debugging
-		 purposes.  */
+		 purposes if the list exists.  */
 
-	      fprintf (stderr, "X error handlers currently installed:\n");
+	      if (dpyinfo->failable_requests || x_error_message)
+		fprintf (stderr, "X error handlers currently installed:\n");
 
 	      for (failable = dpyinfo->failable_requests;
 		   failable < dpyinfo->next_failable_request;