Improve an error message

We were producing a misleading error message
when gtk_init() fails.

Fixes: #5704

diff --git a/gtk/gtkmain.c b/gtk/gtkmain.c
index 3a688958ce7d015be8be351753134830d4207492..ad41fa5749e8e5dfb65eb018e5a52c7d0d98fd88 100644 (file)
--- a/gtk/gtkmain.c
+++ b/gtk/gtkmain.c
@@ -658,10 +658,7 @@ gtk_init (void)
 {
   if (!gtk_init_check ())
     {
-      const char *display_name_arg;
-
-      display_name_arg = getenv ("DISPLAY");
-      g_warning ("cannot open display: %s", display_name_arg ? display_name_arg : "");
+      g_warning ("Failed to open display");
       exit (1);
     }
 }