Some little comments

1 files 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);
 }
 
 /**