-/*
- * Copyright (C) 2006-2014 Andre Noll <maan@systemlinux.org>
- *
- * Licensed under the GPL v2. For licencing details see COPYING.
- */
+/* Copyright (C) 2006 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
/** \file sched.h Sched and task structures and exported symbols from sched.c. */
* Its purpose is to add file descriptors to the fd sets of the
* scheduler and to decrease the select timeout if necessary.
*/
- void (*pre_select)(struct sched *s, struct task *t);
+ void (*pre_select)(struct sched *s, void *context);
/**
* The mandatory post select method.
*
* select call. If this function returns a negative value, the
* scheduler unregisters the task.
*/
- int (*post_select)(struct sched *s, struct task *t);
+ int (*post_select)(struct sched *s, void *context);
/**
- * This pointer is saved when the task is register(ed). It may be
- * queried from ->pre_select() and ->post_select() via \ref
- * task_context(). Usually this is a pointer to the struct owned by the
- * caller which contains the task pointer as one member.
+ * This pointer is saved when the task is registered. It is passed to
+ * ->pre_select() and ->post_select(). Usually this is a pointer to the
+ * struct owned by the caller which contains the task pointer.
*/
void *context;
};
* scheduler are allowed to block, this value should be accurate enough so that
* there is no need to call clock_gettime() directly.
*/
-extern struct timeval *now;
+extern const struct timeval *now;
struct task *task_register(struct task_info *info, struct sched *s);
-void *task_context(struct task *t);
int schedule(struct sched *s);
void sched_shutdown(struct sched *s);
char *get_task_list(struct sched *s);