[taler-taler-mdb] branch master updated: Some little comments

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dominik-hofer pushed a commit to branch master
in repository taler-mdb.

The following commit(s) were added to refs/heads/master by this push:
     new 2cc7b72  Some little comments
2cc7b72 is described below

commit 2cc7b72a47890e42a5d8e2a69716ac6fcf5666cc
Author: Dominik Hofer <address@hidden>
AuthorDate: Sun Dec 29 18:52:06 2019 +0100

    Some little comments
---
 src/main.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/src/main.c b/src/main.c
index 2ce84c5..dd80fb6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1741,6 +1741,11 @@ read_keyboard_command (void *cls)
   start_read_keyboard ();
 }
 
+/**
+ * @brief Read the state of the cancel button GPIO pin
+ *
+ * @param cls closure
+ */
 static void
 cancel_button_pressed (void *cls)
 {
@@ -1812,17 +1817,19 @@ start_read_keyboard ()
                                                   NULL);
 }
 
+/**
+ * @brief Wait for cancel button during payment activity
+ */
 static void
 start_read_cancel_button ()
 {
   struct GNUNET_DISK_FileHandle fh = { cancelButton.cancelbuttonfd };
 
   GNUNET_assert (NULL == cancelbutton_task);
-  cancelbutton_task = GNUNET_SCHEDULER_add_read_file (
-    GNUNET_TIME_UNIT_FOREVER_REL,
-    &fh,
-    &cancel_button_pressed,
-    NULL);
+  cancelbutton_task = GNUNET_SCHEDULER_add_read_file 
(GNUNET_TIME_UNIT_FOREVER_REL,
+                                                      &fh,
+                                                      &cancel_button_pressed,
+                                                      NULL);
 }
 
 /**

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