modify parallel epd run file

inkycal/display/drivers/parallel_drivers/bcm2835-1.68/src/test.c

@@ -0,0 +1,31 @@
+// Test program for bcm2835 library
+// You can only expect this to run correctly
+// as root on Raspberry Pi hardware, but it will compile and run with little effect
+// on other hardware
+//
+// Author: Mike McCauley
+// Copyright (C) 2011-2013 Mike McCauley
+// $Id: test.c,v 1.6 2018/01/16 21:55:07 mikem Exp $
+
+#include <bcm2835.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+int main(int argc, char **argv)
+{
+    if (geteuid() == 0 && !getenv("FAKEROOTKEY"))
+    {
+	if (!bcm2835_init())
+	    return 1;
+	if (!bcm2835_close())
+	    return 1;
+    }
+    else
+    {
+	fprintf(stderr, "****You need to be root to properly run this test program\n");
+	return 1;
+    }
+    return 0;
+}