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[kenel] add static name for rt_object (#6422)

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增加静态object 名字，用户可以根据内存实际使用情况决定使用动态还是静态。适用于资源极度受限的情况下使用。该功能在RT-Thread完整版本中不常用，主要用于RT-Thread Nano，以缩减对内存的占用。由于没有动态拼接支持，在静态名字下，空闲线程的名字在多核时将命名成相同的名字。
This commit is contained in:
Man, Jianting (Meco)
2022-12-20 22:36:32 -05:00
committed by GitHub
parent 91cdcea900
commit 061af7b092
4 changed files with 38 additions and 14 deletions
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include/rtdef.h
+17 -8
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@@ -46,6 +46,7 @@
* 2022-06-29 Meco Man add RT_USING_LIBC and standard libc headers
* 2022-08-16 Meco Man change version number to v5.0.0
* 2022-09-12 Meco Man define rt_ssize_t
* 2022-12-20 Meco Man add const name for rt_object
*/
#ifndef __RT_DEF_H__
@@ -412,21 +413,25 @@ typedef struct rt_slist_node rt_slist_t; /**< Type for single lis
*/
struct rt_object
{
char name[RT_NAME_MAX]; /**< name of kernel object */
rt_uint8_t type; /**< type of kernel object */
rt_uint8_t flag; /**< flag of kernel object */
#if RT_NAME_MAX > 0
char name[RT_NAME_MAX]; /**< dynamic name of kernel object */
#else
const char *name; /**< static name of kernel object */
#endif /* RT_NAME_MAX > 0 */
rt_uint8_t type; /**< type of kernel object */
rt_uint8_t flag; /**< flag of kernel object */
#ifdef RT_USING_MODULE
void *module_id; /**< id of application module */
void * module_id; /**< id of application module */
#endif /* RT_USING_MODULE */
#ifdef RT_USING_SMART
int lwp_ref_count; /**< ref count for lwp */
int lwp_ref_count; /**< ref count for lwp */
#endif /* RT_USING_SMART */
rt_list_t list; /**< list node of kernel object */
rt_list_t list; /**< list node of kernel object */
};
typedef struct rt_object *rt_object_t; /**< Type for kernel objects. */
typedef struct rt_object *rt_object_t; /**< Type for kernel objects. */
/**
* The object type can be one of the follows with specific
@@ -725,7 +730,11 @@ struct rt_user_context
struct rt_thread
{
/* rt object */
char name[RT_NAME_MAX]; /**< the name of thread */
#if RT_NAME_MAX > 0
char name[RT_NAME_MAX]; /**< dynamic name of kernel object */
#else
const char *name; /**< static name of kernel object */
#endif /* RT_NAME_MAX > 0 */
rt_uint8_t type; /**< type of object */
rt_uint8_t flags; /**< thread's flags */