diff options
Diffstat (limited to 'src/thread.c')
| -rw-r--r-- | src/thread.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/thread.c b/src/thread.c index 487c005b65..b8b582d5be 100644 --- a/src/thread.c +++ b/src/thread.c @@ -35,6 +35,7 @@ * thread preempted, which reported by Jiaxing Lee. * 2011-09-08 Bernard fixed the scheduling issue in rt_thread_startup. * 2012-12-29 Bernard fixed compiling warning. + * 2016-08-09 ArdaFu add thread suspend and resume hook. */ #include <rtthread.h> @@ -44,6 +45,36 @@ extern rt_list_t rt_thread_priority_table[RT_THREAD_PRIORITY_MAX]; extern struct rt_thread *rt_current_thread; extern rt_list_t rt_thread_defunct; +#ifdef RT_USING_HOOK + +static void (*rt_thread_suspend_hook)(rt_thread_t thread); +static void (*rt_thread_resume_hook)(rt_thread_t thread); +/** + * @ingroup Hook + * This function sets a hook function when the system suspend a thread. + * + * @param hook the specified hook function + * + * @note the hook function must be simple and never be blocked or suspend. + */ +void rt_thread_suspend_sethook(void (*hook)(rt_thread_t thread)) +{ + rt_thread_suspend_hook = hook; +} +/** + * @ingroup Hook + * This function sets a hook function when the system resume a thread. + * + * @param hook the specified hook function + * + * @note the hook function must be simple and never be blocked or suspend. + */ +void rt_thread_resume_sethook(void (*hook)(rt_thread_t thread)) +{ + rt_thread_resume_hook = hook; +} +#endif + void rt_thread_exit(void) { struct rt_thread *thread; @@ -581,6 +612,7 @@ rt_err_t rt_thread_suspend(rt_thread_t thread) /* enable interrupt */ rt_hw_interrupt_enable(temp); + RT_OBJECT_HOOK_CALL(rt_thread_suspend_hook,(thread)); return RT_EOK; } RTM_EXPORT(rt_thread_suspend); @@ -623,6 +655,7 @@ rt_err_t rt_thread_resume(rt_thread_t thread) /* insert to schedule ready list */ rt_schedule_insert_thread(thread); + RT_OBJECT_HOOK_CALL(rt_thread_resume_hook,(thread)); return RT_EOK; } RTM_EXPORT(rt_thread_resume); |