From 35619e5bafb46b50cf0d4345246684822469bc27 Mon Sep 17 00:00:00 2001
From: Robert Wolterman <robert.wolterman@gmail.com>
Date: Mon, 7 Aug 2017 22:06:15 -0500
Subject: [PATCH] adding code to close #76

---
 source/event_gpio.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/event_gpio.c b/source/event_gpio.c
index 8eb60ef..b9d70b3 100644
--- a/source/event_gpio.c
+++ b/source/event_gpio.c
@@ -171,6 +171,9 @@ int gpio_export(int gpio)
 
     len = snprintf(str_gpio, sizeof(str_gpio), "%d", gpio); BUF2SMALL(str_gpio);
     ssize_t s = write(fd, str_gpio, len);  e_no = errno;
+    if (DEBUG) && (e_no) { 
+        printf("gpio_export: something went wrong: %s\n", strerror(e_no));
+    }
     close(fd);
     if (s != len)
     {