[example] replace RT_IPC_FLAG_FIFO with RT_IPC_FLAG_PRIO

examples/kernel/event_simple.c

@@ -83,7 +83,7 @@ static void thread3_entry(void *param)
 int event_simple_init()
 {
     /* 初始化事件对象 */
-    rt_event_init(&event, "event", RT_IPC_FLAG_FIFO);
+    rt_event_init(&event, "event", RT_IPC_FLAG_PRIO);
 
     /* 创建线程1 */
     tid1 = rt_thread_create("t1",

examples/kernel/mbox_send_wait.c

@@ -82,7 +82,7 @@ int mbox_send_wait_init()
                "mbt",             /* 名称是mbt */
                &mb_pool[0],       /* 邮箱用到的内存池是mb_pool */
                sizeof(mb_pool)/4, /* 大小是mb_pool大小除以4，因为一封邮件的大小是4字节 */
-               RT_IPC_FLAG_FIFO); /* 采用FIFO方式进行线程等待 */
+               RT_IPC_FLAG_PRIO); /* 采用PRIO方式进行线程等待 */
 
     /* 创建线程1 */
     tid1 = rt_thread_create("t1",

examples/kernel/mbox_simple.c

@@ -80,7 +80,7 @@ int mbox_simple_init()
                "mbt",             /* 名称是mbt */
                &mb_pool[0],       /* 邮箱用到的内存池是mb_pool */
                sizeof(mb_pool)/4, /* 大小是mb_pool大小除以4，因为一封邮件的大小是4字节 */
-               RT_IPC_FLAG_FIFO); /* 采用FIFO方式进行线程等待 */
+               RT_IPC_FLAG_PRIO); /* 采用PRIO方式进行线程等待 */
 
     /* 创建线程1 */
     tid1 = rt_thread_create("t1",

examples/kernel/messageq_simple.c

@@ -98,7 +98,7 @@ int messageq_simple_init()
                &msg_pool[0],        /* 内存池指向msg_pool */
                128 - sizeof(void*), /* 每个消息的大小是 128 - void* */
                sizeof(msg_pool),    /* 内存池的大小是msg_pool的大小 */
-               RT_IPC_FLAG_FIFO);   /* 如果有多个线程等待，按照先来先得到的方法分配消息 */
+               RT_IPC_FLAG_PRIO);   /* 如果有多个线程等待，按照优先级由高到低的方法分配消息 */
 
     /* 创建线程1 */
     tid1 = rt_thread_create("t1",

examples/kernel/mutex_priority.c

@@ -281,7 +281,7 @@ static void thread29_entry(void* parameter)
 static int mutex_simple_init()
 {
     /* 创建互斥锁 */
-    mutex = rt_mutex_create("mutex", RT_IPC_FLAG_FIFO);
+    mutex = rt_mutex_create("mutex", RT_IPC_FLAG_PRIO);
     if (mutex == RT_NULL)
     {
         tc_stat(TC_STAT_END | TC_STAT_FAILED);

examples/kernel/mutex_simple.c

@@ -87,7 +87,7 @@ static void thread3_entry(void* parameter)
 int mutex_simple_init()
 {
     /* 创建互斥锁 */
-    mutex = rt_mutex_create("mutex", RT_IPC_FLAG_FIFO);
+    mutex = rt_mutex_create("mutex", RT_IPC_FLAG_PRIO);
     if (mutex == RT_NULL)
     {
         tc_stat(TC_STAT_END | TC_STAT_FAILED);

examples/kernel/semaphore_buffer_worker.c

@@ -209,7 +209,7 @@ int semaphore_buffer_worker_init()
     rb_init(&working_rb, working_buffer, BUFFER_SIZE);
 
     /* 创建信号量 */
-    sem = rt_sem_create("sem", 1, RT_IPC_FLAG_FIFO);
+    sem = rt_sem_create("sem", 1, RT_IPC_FLAG_PRIO);
     if (sem == RT_NULL)
     {
         tc_stat(TC_STAT_END | TC_STAT_FAILED);

examples/kernel/semaphore_dynamic.c

@@ -78,7 +78,7 @@ static void thread_entry(void* parameter)
 int semaphore_dynamic_init()
 {
     /* 创建一个信号量，初始值是0 */
-    sem = rt_sem_create("sem", 0, RT_IPC_FLAG_FIFO);
+    sem = rt_sem_create("sem", 0, RT_IPC_FLAG_PRIO);
     if (sem == RT_NULL)
     {
         tc_stat(TC_STAT_END | TC_STAT_FAILED);

examples/kernel/semaphore_producer_consumer.c

@@ -98,9 +98,9 @@ void consumer_thread_entry(void* parameter)
 int semaphore_producer_consumer_init()
 {
     /* 初始化3个信号量 */
-    rt_sem_init(&sem_lock , "lock",     1,      RT_IPC_FLAG_FIFO);
+    rt_sem_init(&sem_lock , "lock",     1,      RT_IPC_FLAG_PRIO);
-    rt_sem_init(&sem_empty, "empty",    MAXSEM, RT_IPC_FLAG_FIFO);
+    rt_sem_init(&sem_empty, "empty",    MAXSEM, RT_IPC_FLAG_PRIO);
-    rt_sem_init(&sem_full , "full",     0,      RT_IPC_FLAG_FIFO);
+    rt_sem_init(&sem_full , "full",     0,      RT_IPC_FLAG_PRIO);
 
     /* 创建线程1 */
     producer_tid = rt_thread_create("producer",

examples/kernel/semaphore_static.c

@@ -81,7 +81,7 @@ int semaphore_static_init(void)
     rt_err_t result;
 
     /* 初始化信号量，初始值是0 */
-    result = rt_sem_init(&sem, "sem", 0, RT_IPC_FLAG_FIFO);
+    result = rt_sem_init(&sem, "sem", 0, RT_IPC_FLAG_PRIO);
     if (result != RT_EOK)
     {
         tc_stat(TC_STAT_END | TC_STAT_FAILED);

examples/kernel/tc_comm.c

@@ -35,7 +35,7 @@ void tc_thread_entry(void* parameter)
     struct finsh_syscall* index;
 
     /* create tc semaphore */
-    rt_sem_init(&_tc_sem, "tc", 0, RT_IPC_FLAG_FIFO);
+    rt_sem_init(&_tc_sem, "tc", 0, RT_IPC_FLAG_PRIO);
 
     do {
         for (index = _syscall_table_begin; index < _syscall_table_end; FINSH_NEXT_SYSCALL(index))

examples/kernel/timer_timeout.c

@@ -73,7 +73,7 @@ int timer_timeout_init()
         &msg_pool[0], /* 内存池指向msg_pool */
         128 - sizeof(void*), /* 每个消息的大小是 128 - void* */
         sizeof(msg_pool), /* 内存池的大小是msg_pool的大小 */
-        RT_IPC_FLAG_FIFO); /* 如果有多个线程等待，按照先来先得到的方法分配消息 */
+        RT_IPC_FLAG_PRIO); /* 如果有多个线程等待，按照优先级由高到低的方法分配消息 */
 
     /* 创建线程 */
     tid = rt_thread_create("t",

examples/pm/wakeup_app.c

@@ -61,7 +61,7 @@ static int wakeup_app(void)
 {
     rt_thread_t tid;
 
-    wakeup_event = rt_event_create("wakup", RT_IPC_FLAG_FIFO);
+    wakeup_event = rt_event_create("wakup", RT_IPC_FLAG_PRIO);
     RT_ASSERT(wakeup_event != RT_NULL);
 
     tid = rt_thread_create("wakeup_app", wakeup_app_entry, RT_NULL,