dht22, main, makefile

main.c

@@ -0,0 +1,21 @@
+#include <stdio.h>
+#include <wiringPi.h>
+#include "dht22.h"
+#include <stdlib.h>
+#include <unistd.h>
+int main(void) {
+    if (wiringPiSetup () == -1)
+        exit(EXIT_FAILURE) ;
+    
+    if (setuid(getuid()) < 0)
+    {
+        perror("Dropping privileges failed\n");
+        exit(EXIT_FAILURE);
+    }
+    
+    sensor data;
+    
+    getData(7, &data);
+    printf("%.2f, %.2f\n", data.temperature, data.humidity);
+    return 0;
+}