# HG changeset patch
# User HIROSE Yuuji <yuuji@gentei.org>
# Date 1664412390 -32400
# Node ID 0a96c5fef8f11932886d2efb1d000b941db782b4
# Parent  86ceef677ca2804f00cb966b538a27928a28fe77
Error protection for dbus-register

diff -r 86ceef677ca2 -r 0a96c5fef8f1 yatexprc.el
--- a/yatexprc.el	Sat Sep 24 12:25:21 2022 +0900
+++ b/yatexprc.el	Thu Sep 29 09:46:30 2022 +0900
@@ -1,7 +1,7 @@
 ;;; yatexprc.el --- YaTeX process handler -*- coding: sjis -*-
 ;;; 
 ;;; (c)1993-2022 by HIROSE Yuuji.[yuuji@yatex.org]
-;;; Last modified Sat Sep 24 12:17:14 2022 on firestorm
+;;; Last modified Thu Sep 29 09:45:03 2022 on firestorm
 ;;; $Id$
 
 ;;; Code:
@@ -1172,10 +1172,13 @@
 			(error "[Synctex]: Not found [%s]" file)
 		      (goto-line ln)
 		      (move-to-column (max 0 col))))))))
-       (dbus-register-signal
-	:session nil "/org/gnome/evince/Window/0"
-	"org.gnome.evince.Window" "SyncSource"
-        'YaTeX-evince-inverse-search)))
+       (condition-case ()
+	   (dbus-register-signal
+	    :session nil "/org/gnome/evince/Window/0"
+	    "org.gnome.evince.Window" "SyncSource"
+            'YaTeX-evince-inverse-search)
+	 (error
+	  (message "Reverse search not available on this system.")))))
 
 (defun YaTeX-set-virtual-error-position (file-sym line-sym)
   "Replace the value of FILE-SYM, LINE-SYM by virtual error position."