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andy
2025-07-05 19:47:28 +08:00
parent 8c12c1ffc3
commit 079aa9f868
550 changed files with 13358 additions and 17326 deletions
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50
Project/Src/rt-thread/examples/kernel/thread_delete.c
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@@ -1,25 +1,25 @@
/*
* 程序清单：删除线程
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>嵥<EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>
*
* 这个例子会创建两个线程，在一个线程中删除另外一个线程。
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӻᴴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̣߳<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>̡߳<EFBFBD>
*/
#include <rtthread.h>
#include "tc_comm.h"
/*
* 线程删除(rt_thread_delete)函数仅适合于动态线程，为了在一个线程
* 中访问另一个线程的控制块，所以把线程块指针声明成全局类型以供全
* 局访问
* <EFBFBD>߳<EFBFBD>ɾ<EFBFBD><EFBFBD>(rt_thread_delete)<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʺ<EFBFBD><EFBFBD>ڶ<EFBFBD>̬<EFBFBD>̣߳<EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>
* <EFBFBD>з<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>̵߳Ŀ<EFBFBD><EFBFBD>ƿ飬<EFBFBD><EFBFBD><EFBFBD>԰<EFBFBD><EFBFBD>߳̿<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Թ<EFBFBD>ȫ
* <EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>
*/
static rt_thread_t tid1 = RT_NULL, tid2 = RT_NULL;
/* 线程1的入口函数 */
/* <EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ں<EFBFBD><EFBFBD><EFBFBD> */
static void thread1_entry(void* parameter)
{
rt_uint32_t count = 0;
while (1)
{
/* 线程1采用低优先级运行，一直打印计数值 */
/* <EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD>һֱ<EFBFBD><EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ */
// rt_kprintf("thread count: %d\n", count ++);
count ++;
}
@@ -35,23 +35,23 @@ static void thread1_cleanup(struct rt_thread *tid)
tid1 = RT_NULL;
}
/* 线程2的入口函数 */
/* <EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ں<EFBFBD><EFBFBD><EFBFBD> */
static void thread2_entry(void* parameter)
{
/* 线程2拥有较高的优先级，以抢占线程1而获得执行 */
/* <EFBFBD>߳<EFBFBD>2ӵ<EFBFBD>нϸߵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD><EFBFBD> */
/* 线程2启动后先睡眠10个OS Tick */
/* <EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˯<EFBFBD><EFBFBD>10<EFBFBD><EFBFBD>OS Tick */
rt_thread_delay(RT_TICK_PER_SECOND);
/*
* 线程2唤醒后直接删除线程1，删除线程1后，线程1自动脱离就绪线程
* 队列
* <EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD>Ѻ<EFBFBD>ֱ<EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1<EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
rt_thread_delete(tid1);
/*
* 线程2继续休眠10个OS Tick然后退出，线程2休眠后应切换到idle线程
* idle线程将执行真正的线程1控制块和线程栈的删除
* <EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>10<EFBFBD><EFBFBD>OS TickȻ<6B><C8BB><EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD>߳<EFBFBD>2<EFBFBD><32><EFBFBD>ߺ<EFBFBD>Ӧ<EFBFBD>л<EFBFBD><D0BB><EFBFBD>idle<EFBFBD>߳<EFBFBD>
* idle<EFBFBD>߳̽<EFBFBD>ִ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD>ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>ջ<EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD>
*/
rt_thread_delay(RT_TICK_PER_SECOND);
}
@@ -59,8 +59,8 @@ static void thread2_entry(void* parameter)
static void thread2_cleanup(struct rt_thread *tid)
{
/*
* 线程2运行结束后也将自动被删除(线程控制块和线程栈在idle线
* 程中释放)
* <EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD>(<28>߳̿<DFB3><CCBF>ƿ<EFBFBD><C6BF><EFBFBD><EFBFBD>߳<EFBFBD>ջ<EFBFBD><D5BB>idle<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>)
*/
if (tid != tid2)
@@ -73,14 +73,14 @@ static void thread2_cleanup(struct rt_thread *tid)
tc_done(TC_STAT_PASSED);
}
/* 线程删除示例的初始化 */
/* <EFBFBD>߳<EFBFBD>ɾ<EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD>ʼ<EFBFBD><EFBFBD> */
int thread_delete_init()
{
/* 创建线程1 */
tid1 = rt_thread_create("t1", /* 线程1的名称是t1 */
thread1_entry, RT_NULL, /* 入口是thread1_entry，参数是RT_NULL */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1 */
tid1 = rt_thread_create("t1", /* <EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>t1 */
thread1_entry, RT_NULL, /* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>thread1_entry<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>RT_NULL */
THREAD_STACK_SIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
if (tid1 != RT_NULL) /* 如果获得线程控制块，启动这个线程 */
if (tid1 != RT_NULL) /* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳̿<EFBFBD><EFBFBD>ƿ飬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD> */
{
tid1->cleanup = thread1_cleanup;
rt_thread_startup(tid1);
@@ -88,11 +88,11 @@ int thread_delete_init()
else
tc_stat(TC_STAT_END | TC_STAT_FAILED);
/* 创建线程1 */
tid2 = rt_thread_create("t2", /* 线程1的名称是t2 */
thread2_entry, RT_NULL, /* 入口是thread2_entry，参数是RT_NULL */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1 */
tid2 = rt_thread_create("t2", /* <EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>t2 */
thread2_entry, RT_NULL, /* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>thread2_entry<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>RT_NULL */
THREAD_STACK_SIZE, THREAD_PRIORITY - 1, THREAD_TIMESLICE);
if (tid2 != RT_NULL) /* 如果获得线程控制块，启动这个线程 */
if (tid2 != RT_NULL) /* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳̿<EFBFBD><EFBFBD>ƿ飬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD> */
{
tid2->cleanup = thread2_cleanup;
rt_thread_startup(tid2);