Add BLOCK_CREATE macro.

	modified:   controller/block/block_quadrature_decoder.c

controller/block/block_quadrature_decoder.c

 /*
- * Copyright (c) 2012,
+ * Copyright (c) 2012, 2015,
  *      Daan Vreeken <Daan @ Vitsch . nl> - Vitsch Electronics
  *      All rights reserved.
  *
@@ -146,7 +146,8 @@ static struct controller_block_outterm_list outterms[] = {
 	{ NULL },
 };
 
-struct controller_block * block_quadrature_decoder_create(char *name)
+struct controller_block * block_quadrature_decoder_create(char *name,
+    int argc, va_list ap)
 {
 	struct controller_block		*block;
 	
@@ -178,3 +179,8 @@ err_block:
 	controller_block_free(block);
 	return NULL;
 }
+
+BLOCK_CREATE(quadrature_decoder) = {
+	.create = block_quadrature_decoder_create,
+	.args = { NULL },
+};