X-Git-Url: http://cloudbase.mooo.com/gitweb/z180-stamp.git/blobdiff_plain/89adce76dd02f2076ec6de1c6b434bc1f29512f4..fcd2239eb2849432269ba4456718b657fdff3972:/avr/background.c

diff --git a/avr/background.c b/avr/background.c
index 0e1ca40..9c8b5a6 100644
--- a/avr/background.c
+++ b/avr/background.c
@@ -1,10 +1,16 @@
+/*
+ * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
 #include "common.h"
 #include "background.h"
 
 
 #define BG_FUNC_MAX 5
 
-static struct { 
+static struct {
 	bg_func fct;
 	int param;
 } func_tab[BG_FUNC_MAX];
@@ -13,7 +19,7 @@ static int_fast8_t fcount;
 
 int bg_register(bg_func f, int initval)
 {
-	if (fcount < BG_FUNC_MAX) { 
+	if (fcount < BG_FUNC_MAX) {
 		func_tab[fcount].fct = f;
 		func_tab[fcount].param = initval;
 		return ++fcount - 1;
@@ -27,7 +33,7 @@ int bg_setstat(int handle, int val)
 		func_tab[handle].param = val;
 		return 1;
 	}
-	
+
 	return 0;
 }
 
@@ -44,7 +50,7 @@ int bg_getstat(int handle)
 void bg_shed(void)
 {
 	static int_fast8_t current;
-	
+
 	if (func_tab[current].fct) {
 		int v = func_tab[current].fct(func_tab[current].param);
 		func_tab[current].param = v;
@@ -52,5 +58,3 @@ void bg_shed(void)
 	if (++current >= fcount)
 		current = 0;
 }
-
-