# basically runs Make in the src/ directory but it needs to zero some variables
# the ESP-IDF project.mk makefile exports first, to not let them interfere.
#
-ifeq ("$(IS_BOOTLOADER_BUILD)","")
+ifndef IS_BOOTLOADER_BUILD
BOOTLOADER_COMPONENT_PATH := $(COMPONENT_PATH)
BOOTLOADER_BUILD_DIR=$(abspath $(BUILD_DIR_BASE)/bootloader)
#
# IS_BOOTLOADER_BUILD tells the component Makefile.projbuild to be a no-op
IS_BOOTLOADER_BUILD := 1
+export IS_BOOTLOADER_BUILD
#We cannot include the esp32 component directly but we need its includes.
#This is fixed by adding CFLAGS from Makefile.projbuild