Update HACKING a bit and clean up some indentation in glview

Signed-off-by: Hector Martin <[email protected]>

Author: marcan

HACKING

@@ -2,7 +2,7 @@
 	--Eric Warmenhoven
 
 We're not terribly particular about coding style at this early stage. However,
-you should follow the following basic guidelines:
+you should try to follow the following basic guidelines:
 
 === INDENTATION ===
 
@@ -62,6 +62,9 @@ void foo(int a_thing, int something_else)
 	...
 }
 
+No-args functions should be (void), and function arguments should be separated
+with a space after the comma, like this:
+
 void baz(void)
 {
 	foo(bluh, blah);

c/examples/glview.c

@@ -265,16 +265,16 @@ int main(int argc, char **argv)
 	if (argc > 1)
 		user_device_number = atoi(argv[1]);
 
-
 	if (nr_devices < 1)
 		return 1;
 
 	if (freenect_open_device(f_ctx, &f_dev, user_device_number) < 0) {
 		printf("Could not open device\n");
 		return 1;
 	}
-        freenect_set_tilt_degs(f_dev,0);
-        freenect_set_led(f_dev,LED_RED);
+
+	freenect_set_tilt_degs(f_dev, 0);
+	freenect_set_led(f_dev, LED_RED);
 	freenect_set_depth_callback(f_dev, depth_cb);
 	freenect_set_rgb_callback(f_dev, rgb_cb);
 	freenect_set_rgb_format(f_dev, FREENECT_FORMAT_RGB);