src/core/progress_hook.c: include .h file

src/core/progress_hook.c

@@ -1,7 +1,7 @@
 /* StarPU --- Runtime system for heterogeneous multicore architectures.
  *
  * Copyright (C) 2010  Université de Bordeaux 1
- * Copyright (C) 2010, 2011  Centre National de la Recherche Scientifique
+ * Copyright (C) 2010-2012  Centre National de la Recherche Scientifique
  *
  * StarPU is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by
@@ -18,6 +18,7 @@
 #include <pthread.h>
 #include <core/workers.h>
 #include <common/utils.h>
+#include <core/progress_hooks.h>
 
 #define NMAXHOOKS	16