[taler-taler-mdb] branch master updated: unexport gpio

[gnunet]

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marco-boss pushed a commit to branch master
in repository taler-mdb.

The following commit(s) were added to refs/heads/master by this push:
     new 350e0f7  unexport gpio
350e0f7 is described below

commit 350e0f783db89e3def61ea6a4323def561f62cf7
Author: Boss Marco <address@hidden>
AuthorDate: Fri Dec 27 12:56:35 2019 +0100

    unexport gpio
---
 src/main.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/main.c b/src/main.c
index 9ffabce..d7ab48b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -937,6 +937,19 @@ shutdown_task (void *cls)
       close (qrDisplay.backlightfd);
     qrDisplay.backlightfd = -1;
   }
+  if (0 > cancelButton.cancelbuttonfd)
+  {
+    close (cancelButton.cancelbuttonfd);
+    cancelButton.cancelbuttonfd = open ("/sys/class/gpio/unexport",
+                                        O_WRONLY);
+    if (0 > cancelButton.cancelbuttonfd)
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Unable to open /gpio/unexport for cancel button\n");
+    }
+    (void) write (cancelButton.cancelbuttonfd, "17", 2);
+    close (cancelButton.cancelbuttonfd);
+  }
   /* free the allocated productes read from config file */
   if (NULL != products)
   {

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