* Version $Id$
*/
/*
- Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
+ Copyright (C) 2000-2003 Kern Sibbald and John Walker
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
*/
typedef struct workq_ele_tag {
struct workq_ele_tag *next;
- void *data;
+ void *data;
} workq_ele_t;
/*
* Structure describing a work queue
*/
typedef struct workq_tag {
- pthread_mutex_t mutex; /* queue access control */
- pthread_cond_t work; /* wait for work */
- pthread_attr_t attr; /* create detached threads */
- workq_ele_t *first, *last; /* work queue */
- int valid; /* queue initialized */
- int quit; /* workq should quit */
- int max_workers; /* max threads */
- int num_workers; /* current threads */
- int idle_workers; /* idle threads */
- void (*engine)(void *arg); /* user engine */
+ pthread_mutex_t mutex; /* queue access control */
+ pthread_cond_t work; /* wait for work */
+ pthread_attr_t attr; /* create detached threads */
+ workq_ele_t *first, *last; /* work queue */
+ int valid; /* queue initialized */
+ int quit; /* workq should quit */
+ int max_workers; /* max threads */
+ int num_workers; /* current threads */
+ int idle_workers; /* idle threads */
+ void *(*engine)(void *arg); /* user engine */
} workq_t;
#define WORKQ_VALID 0xdec1992
extern int workq_init(
- workq_t *wq,
- int threads, /* maximum threads */
- void (*engine)(void *) /* engine routine */
- );
+ workq_t *wq,
+ int threads, /* maximum threads */
+ void *(*engine)(void *) /* engine routine */
+ );
extern int workq_destroy(workq_t *wq);
-extern int workq_add(workq_t *wq, void *data);
+extern int workq_add(workq_t *wq, void *element, workq_ele_t **work_item, int priority);
+extern int workq_remove(workq_t *wq, workq_ele_t *work_item);
#endif /* __WORKQ_H */