[gnome-shell/benzea/fix-sd-notify] main: Remove NOTIFY_SOCKET from environment

[Benjamin Berg <bberg src gnome org>]

commit 0fdbde9101ee5bfe87344cbb2ee43dad32a7f7a6
Author: Benjamin Berg <bberg redhat com>
Date:   Mon Sep 23 11:04:18 2019 +0200

    main: Remove NOTIFY_SOCKET from environment
    
    It is only used exactly once to notify systemd about the service
    startup. So unset it as soon as possible as it can leak into
    subprocesses we spawn otherwise.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/741

 src/main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/src/main.c b/src/main.c
index 8be1395f70..489026b765 100644
--- a/src/main.c
+++ b/src/main.c
@@ -532,7 +532,9 @@ main (int argc, char **argv)
   shell_init_debug (g_getenv ("SHELL_DEBUG"));
 
   shell_dbus_init (meta_get_replace_current_wm ());
-  sd_notify (0, "READY=1");
+  /* We only use NOTIFY_SOCKET exactly once; unset it so it doesn't remain in
+   * our environment. */
+  sd_notify (1, "READY=1");
   shell_a11y_init ();
   shell_perf_log_init ();
   shell_introspection_init ();