[kernel] beautify code (#5890)

include/rtdef.h

@@ -387,7 +387,7 @@ struct rt_object
 
 #ifdef RT_USING_MODULE
     void      *module_id;                               /**< id of application module */
-#endif
+#endif /* RT_USING_MODULE */
     rt_list_t  list;                                    /**< list node of kernel object */
 };
 typedef struct rt_object *rt_object_t;                  /**< Type for kernel objects. */
@@ -450,8 +450,8 @@ struct rt_object_information
         #define __ON_HOOK_ARGS(__hook, argv)        do {if ((__hook) != RT_NULL) __hook argv; } while (0)
     #else
         #define __ON_HOOK_ARGS(__hook, argv)
-    #endif
-#endif
+    #endif /* RT_HOOK_USING_FUNC_PTR */
+#endif /* RT_USING_HOOK */
 
 #ifndef __on_rt_interrupt_switch_hook
     #define __on_rt_interrupt_switch_hook()         __ON_HOOK_ARGS(rt_interrupt_switch_hook, ())
@@ -528,7 +528,7 @@ typedef void (*rt_sighandler_t)(int signo);
 typedef siginfo_t rt_siginfo_t;
 
 #define RT_SIG_MAX          32
-#endif
+#endif /* RT_USING_SIGNALS */
 /**@}*/
 
 /**
@@ -576,11 +576,11 @@ typedef siginfo_t rt_siginfo_t;
 
 #ifndef RT_SCHEDULE_IPI
 #define RT_SCHEDULE_IPI                 0
-#endif
+#endif /* RT_SCHEDULE_IPI */
 
 #ifndef RT_STOP_IPI
 #define RT_STOP_IPI                     1
-#endif
+#endif /* RT_STOP_IPI */
 
 /**
  * CPUs definitions
@@ -600,12 +600,12 @@ struct rt_cpu
     rt_uint8_t ready_table[32];
 #else
     rt_uint32_t priority_group;
-#endif
+#endif /* RT_THREAD_PRIORITY_MAX > 32 */
 
     rt_tick_t tick;
 };
 
-#endif
+#endif /* RT_USING_SMP */
 
 /**
  * Thread structure
@@ -619,7 +619,7 @@ struct rt_thread
 
 #ifdef RT_USING_MODULE
     void       *module_id;                              /**< id of application module */
-#endif
+#endif /* RT_USING_MODULE */
 
     rt_list_t   list;                                   /**< the object list */
     rt_list_t   tlist;                                  /**< the thread list */
@@ -650,32 +650,32 @@ struct rt_thread
 #if RT_THREAD_PRIORITY_MAX > 32
     rt_uint8_t  number;
     rt_uint8_t  high_mask;
-#endif
+#endif /* RT_THREAD_PRIORITY_MAX > 32 */
     rt_uint32_t number_mask;
 
-#if defined(RT_USING_EVENT)
+#ifdef RT_USING_EVENT
     /* thread event */
     rt_uint32_t event_set;
     rt_uint8_t  event_info;
-#endif
+#endif /* RT_USING_EVENT */
 
-#if defined(RT_USING_SIGNALS)
+#ifdef RT_USING_SIGNALS
     rt_sigset_t     sig_pending;                        /**< the pending signals */
     rt_sigset_t     sig_mask;                           /**< the mask bits of signal */
 
 #ifndef RT_USING_SMP
     void            *sig_ret;                           /**< the return stack pointer from signal */
-#endif
+#endif /* RT_USING_SMP */
     rt_sighandler_t *sig_vectors;                       /**< vectors of signal handler */
     void            *si_list;                           /**< the signal infor list */
-#endif
+#endif /* RT_USING_SIGNALS */
 
     rt_ubase_t  init_tick;                              /**< thread's initialized tick */
     rt_ubase_t  remaining_tick;                         /**< remaining tick */
 
 #ifdef RT_USING_CPU_USAGE
     rt_uint64_t  duration_tick;                          /**< cpu usage tick */
-#endif
+#endif /* RT_USING_CPU_USAGE */
 
     struct rt_timer thread_timer;                       /**< built-in thread timer */
 
@@ -684,7 +684,7 @@ struct rt_thread
     /* light weight process if present */
 #ifdef RT_USING_LWP
     void        *lwp;
-#endif
+#endif /* RT_USING_LWP */
 
     rt_ubase_t user_data;                             /**< private user data beyond this thread */
 };
@@ -732,7 +732,7 @@ struct rt_semaphore
     rt_uint16_t          reserved;                      /**< reserved field */
 };
 typedef struct rt_semaphore *rt_sem_t;
-#endif
+#endif /* RT_USING_SEMAPHORE */
 
 #ifdef RT_USING_MUTEX
 /**
@@ -750,7 +750,7 @@ struct rt_mutex
     struct rt_thread    *owner;                         /**< current owner of mutex */
 };
 typedef struct rt_mutex *rt_mutex_t;
-#endif
+#endif /* RT_USING_MUTEX */
 
 #ifdef RT_USING_EVENT
 /**
@@ -770,7 +770,7 @@ struct rt_event
     rt_uint32_t          set;                           /**< event set */
 };
 typedef struct rt_event *rt_event_t;
-#endif
+#endif /* RT_USING_EVENT */
 
 #ifdef RT_USING_MAILBOX
 /**
@@ -791,7 +791,7 @@ struct rt_mailbox
     rt_list_t            suspend_sender_thread;         /**< sender thread suspended on this mailbox */
 };
 typedef struct rt_mailbox *rt_mailbox_t;
-#endif
+#endif /* RT_USING_MAILBOX */
 
 #ifdef RT_USING_MESSAGEQUEUE
 /**
@@ -815,7 +815,7 @@ struct rt_messagequeue
     rt_list_t            suspend_sender_thread;         /**< sender thread suspended on this message queue */
 };
 typedef struct rt_messagequeue *rt_mq_t;
-#endif
+#endif /* RT_USING_MESSAGEQUEUE */
 
 /**@}*/
 
@@ -839,7 +839,7 @@ struct rt_memory
     rt_size_t               max;                    /**< maximum usage */
 };
 typedef struct rt_memory *rt_mem_t;
-#endif
+#endif /* RT_USING_HEAP */
 
 /*
  * memory management
@@ -848,11 +848,11 @@ typedef struct rt_memory *rt_mem_t;
 
 #ifdef RT_USING_SMALL_MEM
 typedef rt_mem_t rt_smem_t;
-#endif
+#endif /* RT_USING_SMALL_MEM */
 
 #ifdef RT_USING_SLAB
 typedef rt_mem_t rt_slab_t;
-#endif
+#endif /* RT_USING_SLAB */
 
 #ifdef RT_USING_MEMHEAP
 /**
@@ -870,7 +870,7 @@ struct rt_memheap_item
     struct rt_memheap_item *prev_free;                  /**< prev free memheap item */
 #ifdef RT_USING_MEMTRACE
     rt_uint8_t              owner_thread_name[4];       /**< owner thread name */
-#endif
+#endif /* RT_USING_MEMTRACE */
 };
 
 /**
@@ -894,7 +894,7 @@ struct rt_memheap
     struct rt_semaphore     lock;                       /**< semaphore lock */
     rt_bool_t               locked;                     /**< External lock mark */
 };
-#endif
+#endif /* RT_USING_MEMHEAP */
 
 #ifdef RT_USING_MEMPOOL
 /**
@@ -916,7 +916,7 @@ struct rt_mempool
     rt_list_t        suspend_thread;                    /**< threads pended on this resource */
 };
 typedef struct rt_mempool *rt_mp_t;
-#endif
+#endif /* RT_USING_MEMPOOL */
 
 /**@}*/
 
@@ -1036,7 +1036,7 @@ struct rt_device_ops
     rt_size_t (*write)  (rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size);
     rt_err_t  (*control)(rt_device_t dev, int cmd, void *args);
 };
-#endif
+#endif /* RT_USING_DEVICE_OPS */
 
 /**
  * WaitQueue structure
@@ -1076,12 +1076,12 @@ struct rt_device
     rt_size_t (*read)   (rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size);
     rt_size_t (*write)  (rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size);
     rt_err_t  (*control)(rt_device_t dev, int cmd, void *args);
-#endif
+#endif /* RT_USING_DEVICE_OPS */
 
 #ifdef RT_USING_POSIX_DEVIO
     const struct dfs_file_ops *fops;
     struct rt_wqueue wait_queue;
-#endif
+#endif /* RT_USING_POSIX_DEVIO */
 
     void                     *user_data;                /**< device private data */
 };
@@ -1194,7 +1194,7 @@ struct rt_device_graphic_ops
 #define rt_graphix_ops(device)          ((struct rt_device_graphic_ops *)(device->user_data))
 
 /**@}*/
-#endif
+#endif /* RT_USING_DEVICE */
 
 #ifdef __cplusplus
 }
@@ -1211,6 +1211,6 @@ enum TICK_WAIT {
 
 }
 
-#endif /* end of __cplusplus */
+#endif /* __cplusplus */
 
-#endif
+#endif /* __RT_DEF_H__ */

src/thread.c

@@ -85,8 +85,7 @@ void rt_thread_inited_sethook(void (*hook)(rt_thread_t thread))
 {
     rt_thread_inited_hook = hook;
 }
-
-#endif /* RT_USING_HOOK */
+#endif /* defined(RT_USING_HOOK) && defined(RT_HOOK_USING_FUNC_PTR) */
 
 static void _thread_exit(void)
 {
@@ -195,7 +194,7 @@ static rt_err_t _thread_init(struct rt_thread *thread,
 #ifdef RT_USING_EVENT
     thread->event_set = 0;
     thread->event_info = 0;
-#endif
+#endif /* RT_USING_EVENT */
 
 #if RT_THREAD_PRIORITY_MAX > 32
     thread->number = 0;
@@ -251,12 +250,11 @@ static rt_err_t _thread_init(struct rt_thread *thread,
 
 #ifdef RT_USING_CPU_USAGE
     thread->duration_tick = 0;
-#endif
-
+#endif /* RT_USING_CPU_USAGE */
 
 #ifdef RT_USING_MODULE
     thread->module_id = 0;
-#endif
+#endif /* RT_USING_MODULE */
 
     RT_OBJECT_HOOK_CALL(rt_thread_inited_hook, (thread));
 
@@ -473,13 +471,13 @@ rt_thread_t rt_thread_create(const char *name,
     }
 
     _thread_init(thread,
-                    name,
-                    entry,
-                    parameter,
-                    stack_start,
-                    stack_size,
-                    priority,
-                    tick);
+                 name,
+                 entry,
+                 parameter,
+                 stack_start,
+                 stack_size,
+                 priority,
+                 tick);
 
     return thread;
 }

src/timer.c

@@ -118,10 +118,10 @@ void rt_timer_exit_sethook(void (*hook)(struct rt_timer *timer))
  * @param flag the flag of timer
  */
 static void _timer_init(rt_timer_t timer,
-                           void (*timeout)(void *parameter),
-                           void      *parameter,
-                           rt_tick_t  time,
-                           rt_uint8_t flag)
+                        void (*timeout)(void *parameter),
+                        void      *parameter,
+                        rt_tick_t  time,
+                        rt_uint8_t flag)
 {
     int i;