Esp8266 rtos not find "include" folder with i created

i add a “include” folder in project folder,and add a spiffs_params.h in it,
in c_cpp_properties.json
i added “E:/ESP8266 RTOS/RTOSDemo/include”

when i build the source ,An exception has occurred

src\main.c:4:27: fatal error: spiffs_params.h: No such file or directory
#include “spiffs_params.h”
compilation terminated.

sorry for my english,please help me ,thanks.

did u add:
lib_extra_dirs = E:/ESP8266 RTOS/RTOSDemo/include
to platformio.ini?

You need Redirecting...

build_flags = -IE:/ESP8266 RTOS/RTOSDemo/include