extra_script.py

from os.path import join
Import("env", "projenv")

# access to global build environment
print(env)

# access to project build environment (is used source files in "src" folder)
print(projenv)

#
# Dump build environment (for debug purpose)
# print(env.Dump())
#

#
# Change build flags in runtime
#
# env.ProcessUnFlags("-DVECT_TAB_ADDR")
# env.Append(CPPDEFINES=("VECT_TAB_ADDR", 0x123456789))

# #
# # Upload actions
# #

# def before_upload(source, target, env):
#     print("before_upload")
#     # do some actions

#     # call Node.JS or other script
#     env.Execute("node --version")


# def after_upload(source, target, env):
#     print("after_upload")
#     # do some actions

# print("Current build targets", map(str, BUILD_TARGETS))

# env.AddPreAction("upload", before_upload)
# env.AddPostAction("upload", after_upload)

# #
# # Custom actions when building program/firmware
# #

# env.AddPreAction("buildprog", callback...)
# env.AddPostAction("buildprog", callback...)

# #
# # Custom actions for specific files/objects
# #

# env.AddPreAction("$BUILD_DIR/${PROGNAME}.elf", [callback1, callback2,...])
# env.AddPostAction("$BUILD_DIR/${PROGNAME}.hex", callback...)

# # custom action before building SPIFFS image. For example, compress HTML, etc.
# env.AddPreAction("$BUILD_DIR/spiffs.bin", callback...)

# # custom action for project's main.cpp
# env.AddPostAction("$BUILD_DIR/src/main.cpp.o", callback...)

# Custom HEX from ELF


# Custom BIN from ELF
env.AddPostAction(
	"$BUILD_DIR/${PROGNAME}.elf",
	env.VerboseAction(" ".join([
				"$OBJCOPY",
				"-O",
				"binary",
				"$TARGET",
				"$BUILD_DIR/${PROGNAME}.bin"
			]), "Building $TARGET"))