Description
when I run this command
wls@ubuntu:~/esp/ESP8266_RTOS_SDK/examples/get-started/hello_world$ make all
Encountered this error：
Building partitions from /home/wls/esp/ESP8266_RTOS_SDK/components/partition_table/partitions_singleapp.csv...
WARNING: Missing submodule components/json/cJSON...
Attempting 'git submodule update --init components/json/cJSON' in esp-idf root directory...
Submodule 'components/json/cJSON' (git@github.com:DaveGamble/cJSON.git) registered for path 'components/json/cJSON'
Cloning into '/home/wls/esp/ESP8266_RTOS_SDK/components/json/cJSON'...
Submodule path 'components/json/cJSON': checked out '3c8935676a97c7c97bf006db8312875b4f292f6c'
WARNING: Missing submodule components/lwip/lwip...
Attempting 'git submodule update --init components/lwip/lwip' in esp-idf root directory...
Submodule 'components/lwip/lwip' (git@github.com:espressif/esp-lwip.git) registered for path 'components/lwip/lwip'
Cloning into '/home/wls/esp/ESP8266_RTOS_SDK/components/lwip/lwip'...
Submodule path 'components/lwip/lwip': checked out '4fd84abace0cd8a5a709c194fa54afb3cd39b3f7'
WARNING: Missing submodule components/mbedtls/mbedtls...
Attempting 'git submodule update --init components/mbedtls/mbedtls' in esp-idf root directory...
Submodule 'components/mbedtls/mbedtls' (git@github.com:espressif/mbedtls.git) registered for path 'components/mbedtls/mbedtls'
Cloning into '/home/wls/esp/ESP8266_RTOS_SDK/components/mbedtls/mbedtls'...