From 61c2c135bb430692fb587a2b5356440ea0cd194b Mon Sep 17 00:00:00 2001
From: IW3IJQ <IW3IJQ@users.noreply.github.com>
Date: Wed, 24 Oct 2018 14:13:41 +0200
Subject: [PATCH] Wait for udev adjust gpio permissions iusse#176

---
 ptt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ptt.c b/ptt.c
index c070e5af..a95ab592 100644
--- a/ptt.c
+++ b/ptt.c
@@ -458,6 +458,8 @@ void export_gpio(int ch, int ot, int invert, int direction)
 	    exit (1);
 	  }
 	}
+	/* Wait for udev adjust permissions */
+	sleep (1);
 	close (fd);
 
 /*