From 22398b03aa2bd8f122d90147c81389426ac84dd5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Manuel=20V=C3=B6gele?= <develop@manuel-voegele.de>
Date: Mon, 3 Apr 2017 15:57:50 +0200
Subject: [PATCH] V1 switch.c: Move duplicate code into function

---
 V1/switch.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/V1/switch.c b/V1/switch.c
index 3822b37..f933361 100644
--- a/V1/switch.c
+++ b/V1/switch.c
@@ -33,20 +33,23 @@ void freePin(char *pin)
     writeFile(BASEPATH "unexport", pin, strlen(pin));
 }
 
+void setDirection(char *pin, char *direction, int dirlen)
+{
+    char path[50];
+    sprintf(path, BASEPATH GPIO_FOLDER "direction", pin);
+    writeFile(path, direction, dirlen);
+}
+
 void registerInput(char *pin)
 {
     registerPin(pin);
-    char path[50];
-    sprintf(path, BASEPATH GPIO_FOLDER "direction", pin);
-    writeFile(path, "in", 2);
+    setDirection(pin, "in", 2);
 }
 
 void registerOutput(char *pin)
 {
     registerPin(pin);
-    char path[50];
-    sprintf(path, BASEPATH GPIO_FOLDER "direction", pin);
-    writeFile(path, "out", 3);
+    setDirection(pin, "out", 3);
 }
 
 int readInput(char *pin)