circuitpython/py/mkenv.mk

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ifneq ($(lastword a b),b)
$(error These Makefiles require make 3.81 or newer)
endif
# Set TOP to be the path to get from the current directory (where make was
# invoked) to the top of the tree. $(lastword $(MAKEFILE_LIST)) returns
# the name of this makefile relative to where make was invoked.
#
# We assume that this file is in the py directory so we use $(dir ) twice
# to get to the top of the tree.
THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
TOP := $(patsubst %/py/mkenv.mk,%,$(THIS_MAKEFILE))
# Turn on increased build verbosity by defining BUILD_VERBOSE in your main
# Makefile or in your environment. You can also use V=1 on the make command
# line.
ifeq ("$(origin V)", "command line")
BUILD_VERBOSE=$(V)
endif
ifndef BUILD_VERBOSE
$(info Use make V=1 or set BUILD_VERBOSE in your environment to increase build verbosity.)
BUILD_VERBOSE = 0
endif
ifeq ($(BUILD_VERBOSE),0)
Q = @
else
Q =
endif
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# default settings; can be overridden in main Makefile
PY_SRC ?= $(TOP)/py
BUILD ?= build
RM = rm
ECHO = @echo
CP = cp
MKDIR = mkdir
SED = sed
CAT = cat
TOUCH = touch
PYTHON = python3
AS = $(CROSS_COMPILE)as
CC = $(CROSS_COMPILE)gcc
CXX = $(CROSS_COMPILE)g++
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GDB = $(CROSS_COMPILE)gdb
LD = $(CROSS_COMPILE)ld
OBJCOPY = $(CROSS_COMPILE)objcopy
SIZE = $(CROSS_COMPILE)size
STRIP = $(CROSS_COMPILE)strip
AR = $(CROSS_COMPILE)ar
MAKE_MANIFEST = $(PYTHON) $(TOP)/tools/makemanifest.py
MAKE_FROZEN = $(PYTHON) $(TOP)/tools/make-frozen.py
MPY_CROSS = $(TOP)/mpy-cross/mpy-cross
MPY_TOOL = $(PYTHON) $(TOP)/tools/mpy-tool.py
MPY_LIB_DIR = $(TOP)/../micropython-lib
all:
.PHONY: all
.DELETE_ON_ERROR:
MKENV_INCLUDED = 1