diff options
| author | Man, Jianting (Meco) <[email protected]> | 2022-12-20 22:36:32 -0500 |
|---|---|---|
| committer | GitHub <[email protected]> | 2022-12-20 22:36:32 -0500 |
| commit | 061af7b0925c55be4d8fb55651091937bf0c8c69 (patch) | |
| tree | 8c1286456fd7e059e5e8ea0cca32b10860afdb67 /include | |
| parent | 91cdcea9004fcb0b3dbbc830774f5300d0280487 (diff) | |
[kenel] add static name for rt_object (#6422)
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。
Diffstat (limited to 'include')
| -rw-r--r-- | include/rtdef.h | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/include/rtdef.h b/include/rtdef.h index 8638bc3d13..593bd856b3 100644 --- a/include/rtdef.h +++ b/include/rtdef.h @@ -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 */ |