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[Kernel] Add signal implementation.

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1. Add signal implementation;
2. Change the 'rt_uint8_t' of cmd to 'int';
This commit is contained in:
bernard
2017-10-15 22:31:53 +08:00
parent cd215b2545
commit b27c7e4826
11 changed files with 479 additions and 34 deletions
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src/thread.c
+19 -9
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@@ -185,6 +185,16 @@ static rt_err_t _rt_thread_init(struct rt_thread *thread,
0,
RT_TIMER_FLAG_ONE_SHOT);
/* initialize signal */
#ifdef RT_USING_SIGNALS
thread->sig_mask = 0x00;
thread->sig_pending = 0x00;
thread->sig_ret = RT_NULL;
thread->sig_vectors = RT_NULL;
thread->si_list = RT_NULL;
#endif
RT_OBJECT_HOOK_CALL(rt_thread_inited_hook, (thread));
return RT_EOK;
@@ -260,7 +270,7 @@ rt_err_t rt_thread_startup(rt_thread_t thread)
{
/* thread check */
RT_ASSERT(thread != RT_NULL);
RT_ASSERT(thread->stat == RT_THREAD_INIT);
RT_ASSERT((thread->stat & RT_THREAD_STAT_MASK) == RT_THREAD_INIT);
/* set current priority to init priority */
thread->current_priority = thread->init_priority;
@@ -305,7 +315,7 @@ rt_err_t rt_thread_detach(rt_thread_t thread)
/* thread check */
RT_ASSERT(thread != RT_NULL);
if (thread->stat != RT_THREAD_INIT)
if ((thread->stat & RT_THREAD_STAT_MASK) != RT_THREAD_INIT)
{
/* remove from schedule */
rt_schedule_remove_thread(thread);
@@ -403,7 +413,7 @@ rt_err_t rt_thread_delete(rt_thread_t thread)
/* thread check */
RT_ASSERT(thread != RT_NULL);
if (thread->stat != RT_THREAD_INIT)
if ((thread->stat & RT_THREAD_STAT_MASK) != RT_THREAD_INIT)
{
/* remove from schedule */
rt_schedule_remove_thread(thread);
@@ -448,7 +458,7 @@ rt_err_t rt_thread_yield(void)
thread = rt_current_thread;
/* if the thread stat is READY and on ready queue list */
if (thread->stat == RT_THREAD_READY &&
if ((thread->stat & RT_THREAD_STAT_MASK) == RT_THREAD_READY &&
thread->tlist.next != thread->tlist.prev)
{
/* remove thread from thread list */
@@ -535,7 +545,7 @@ RTM_EXPORT(rt_thread_delay);
*
* @return RT_EOK
*/
rt_err_t rt_thread_control(rt_thread_t thread, rt_uint8_t cmd, void *arg)
rt_err_t rt_thread_control(rt_thread_t thread, int cmd, void *arg)
{
register rt_base_t temp;
@@ -549,7 +559,7 @@ rt_err_t rt_thread_control(rt_thread_t thread, rt_uint8_t cmd, void *arg)
temp = rt_hw_interrupt_disable();
/* for ready thread, change queue */
if (thread->stat == RT_THREAD_READY)
if ((thread->stat & RT_THREAD_STAT_MASK) == RT_THREAD_READY)
{
/* remove thread from schedule queue first */
rt_schedule_remove_thread(thread);
@@ -622,7 +632,7 @@ rt_err_t rt_thread_suspend(rt_thread_t thread)
RT_DEBUG_LOG(RT_DEBUG_THREAD, ("thread suspend: %s\n", thread->name));
if (thread->stat != RT_THREAD_READY)
if ((thread->stat & RT_THREAD_STAT_MASK) != RT_THREAD_READY)
{
RT_DEBUG_LOG(RT_DEBUG_THREAD, ("thread suspend: thread disorder, %d\n",
thread->stat));
@@ -664,7 +674,7 @@ rt_err_t rt_thread_resume(rt_thread_t thread)
RT_DEBUG_LOG(RT_DEBUG_THREAD, ("thread resume: %s\n", thread->name));
if (thread->stat != RT_THREAD_SUSPEND)
if ((thread->stat & RT_THREAD_STAT_MASK) != RT_THREAD_SUSPEND)
{
RT_DEBUG_LOG(RT_DEBUG_THREAD, ("thread resume: thread disorder, %d\n",
thread->stat));
@@ -705,7 +715,7 @@ void rt_thread_timeout(void *parameter)
/* thread check */
RT_ASSERT(thread != RT_NULL);
RT_ASSERT(thread->stat == RT_THREAD_SUSPEND);
RT_ASSERT((thread->stat & RT_THREAD_STAT_MASK) == RT_THREAD_SUSPEND);
/* set error number */
thread->error = -RT_ETIMEOUT;