53 lines
1.2 KiB
Makefile
53 lines
1.2 KiB
Makefile
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ifneq ($(lastword a b),b)
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$(error These Makefiles require make 3.81 or newer)
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endif
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# Set TOP to be the path to get from the current directory (where make was
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# invoked) to the top of the tree. $(lastword $(MAKEFILE_LIST)) returns
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# the name of this makefile relative to where make was invoked.
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#
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# We assume that this file is in the py directory so we use $(dir ) twice
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# to get to the top of the tree.
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THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
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TOP := $(patsubst %/py/mkenv.mk,%,$(THIS_MAKEFILE))
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# Turn on increased build verbosity by defining BUILD_VERBOSE in your main
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# Makefile or in your environment. You can also use V=1 on the make command
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# line.
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ifeq ("$(origin V)", "command line")
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BUILD_VERBOSE=$(V)
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endif
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ifndef BUILD_VERBOSE
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BUILD_VERBOSE = 0
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endif
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ifeq ($(BUILD_VERBOSE),0)
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Q = @
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else
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Q =
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endif
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# Since this is a new feature, advertise it
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ifeq ($(BUILD_VERBOSE),0)
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$(info Use make V=1 or set BUILD_VERBOSE in your environment to increase build verbosity.)
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endif
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# default settings; can be overriden in main Makefile
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PY_SRC ?= $(TOP)/py
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BUILD ?= build
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RM = rm
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ECHO = @echo
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AS = $(CROSS_COMPILE)as
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CC = $(CROSS_COMPILE)gcc
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LD = $(CROSS_COMPILE)ld
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OBJCOPY = $(CROSS_COMPILE)objcopy
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SIZE = $(CROSS_COMPILE)size
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all:
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.PHONY: all
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MKENV_INCLUDED = 1
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