执行scons --menuconfig报错怎么解决

[fly@752fac4b02e9 lombo]$ scons --menuconfig
scons: Reading SConscript files ...
scons: Entering directory /home/fly/project/eeasy/smart-car/venus/eos/tools/kconfig-frontends' scons: Reading SConscript files ... scons: done reading SConscript files. scons: Building targets ... scons: .' is up to date.
scons: done building targets.
Kconfig:3:warning: ignoring unsupported character '$'
Kconfig:3:warning: environment variable BSP_ROOT undefined
Kconfig:8:warning: ignoring unsupported character '$'
Kconfig:8:warning: environment variable RTT_ROOT undefined
./customer/Kconfig:11: 'endmenu' in different file than 'menu'
./customer/Kconfig:1: location of the 'menu'
Kconfig文件
menu "Hardware Drivers Config"
config BSP_USING_TESTCOM2
bool "Enable TESTCOM2 (TEST2 pin conflict with Ethernet and PWM)"
select BSP_USING_TEST
select BSP_USING_TEST2
default n
config BSP_USING_TESTCOM3
bool "Enable TESTCOM3 (TEST3 pin conflict with Ethernet)"
select BSP_USING_TEST3
default n
endmenu