From 72b1197aff32fa7d0265b23c899011a0bb1dead9 Mon Sep 17 00:00:00 2001
From: Alexey Avramov <hakavlad@gmail.com>
Date: Thu, 26 Mar 2020 02:34:53 +0900
Subject: [PATCH] fix GUI notifications

see also https://github.com/hakavlad/nohang/issues/85#issuecomment-593066828
---
 nohang/nohang | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/nohang/nohang b/nohang/nohang
index afa6257..170d19f 100755
--- a/nohang/nohang
+++ b/nohang/nohang
@@ -229,7 +229,14 @@ def re_pid_environ(pid):
                 continue
 
             if i.startswith(display_env):
-                display = i[:10]
+                if i[-2] == '.':
+                    # DISPLAY=:0.0 -> DISPLAY=:0
+                    display = i[:-2]
+                else:
+                    display = i
+                if len(display) > 10:
+                    # skip DISPLAY >= :10
+                    return None
                 continue
 
             if i.startswith(dbus_env):