RT_CPUS_NR is undeclared error during compile

[riegaz]

I downloaded the latest windows env and checked out the latest rt-thread. When I simply want to compile a BSP I get the following error.

Could someone tell me how to solve this issue?

`TAARIMI7@TAARIMI7775B C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\bsp\allwinner_tina

scons
scons: Reading SConscript files ...
Newlib version: 4.1.0
scons: done reading SConscript files.
scons: Building targets ...
scons: building associated VariantDir targets: build
CC build\kernel\src\idle.o
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c:43:33: error: 'RT_CPUS_NR' undeclared here (not in a function )
43 | #define _CPUS_NR RT_CPUS_NR
| ^~~~~~
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c:48:37: note: in expansion of macro '_CPUS_NR'
48 | static struct rt_thread idle_thread[_CPUS_NR];
| ^~~~
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c: In function 'rt_thread_idle_gethandler':
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c:379:9: warning: variable 'id' set but not used [-Wunused-but- set-variable]
379 | int id = 0;
| ^~
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c:383:1: warning: control reaches end of non-void function [-Wr eturn-type]
383 | }
| ^
At top level:
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c:50:19: warning: 'idle_thread_stack' defined but not used [-Wu nused-variable]
50 | static rt_uint8_t idle_thread_stack[_CPUS_NR][IDLE_THREAD_STACK_SIZE];
| ^~~~~
C:\Users\TAARIMI7\Downloads\f1c100s\rt-thread\src\idle.c:48:25: warning: 'idle_thread' defined but not used [-Wunused- variable]
48 | static struct rt_thread idle_thread[_CPUS_NR];
| ^~~
scons: *** [build\kernel\src\idle.o] Error 1
scons: building terminated because of errors.
`

[BernardXiong]

Please run menuconfig and just save your configs.