Update espidf.py

Author: Jason2866

builder/frameworks/espidf.py

@@ -43,6 +43,7 @@
 from platformio.compat import IS_WINDOWS
 from platformio.proc import exec_command
 from platformio.builder.tools.piolib import ProjectAsLibBuilder
+from platformio.project.config import ProjectConfig
 from platformio.package.version import get_original_version, pepver_to_semver
 
 # Added to avoid conflicts between installed Python packages from
@@ -333,7 +334,8 @@ def HandleCOMPONENTsettings(env):
 
 if flag_custom_sdkonfig == True and "arduino" in env.subst("$PIOFRAMEWORK"):
     HandleArduinoIDFsettings(env)
-    print("***** $PROJECT_PLATFORMS_DIR:", env.subst("$PROJECT_PLATFORMS_DIR"))
+    print("***** Project Config get Platforms dir:", os.path.join(ProjectConfig.get_instance().get("platformio", "platforms_dir")))
+    print("***** $PLATFORMIO_PLATFORMS_DIR:", env.subst("$PLATFORMIO_PLATFORMS_DIR"))
     print("***** $PROJECT_CORE_DIR:", env.subst("$PROJECT_CORE_DIR"))
     LIB_SOURCE = os.path.join(env.subst("$PROJECT_CORE_DIR"), "platforms", "espressif32", "builder", "build_lib")
     print("***** Dummy Source path:", LIB_SOURCE)