From c4e0923fb57856410372e0ca001b53348cabbe72 Mon Sep 17 00:00:00 2001
From: James Lu <GLolol@overdrivenetworks.com>
Date: Sat, 15 Oct 2016 14:34:21 -0700
Subject: [PATCH] pylink: add a migration note for pid checking

---
 pylink | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pylink b/pylink
index 9c9c15f..bc16c51 100755
--- a/pylink
+++ b/pylink
@@ -41,8 +41,9 @@ if __name__ == '__main__':
     if not args.no_checkpid:
         config = conf.confname
         if os.path.exists("%s.pid" % config):
-            log.error("PID file exists; aborting! If Pylink didn't shut down cleanly last time it "
-                      "was run, delete %s.pid and try again." % config)
+            log.error("PID file exists; aborting! If PyLink didn't shut down cleanly last time it "
+                      "was run, or you're upgrading from PyLink < 1.1-dev, delete %s.pid and try "
+                      "again." % config)
             sys.exit(1)
 
     # Write a PID file unless specifically told not to.