crosstool-ng/Makefile

87 lines
1.9 KiB
Makefile

# Makefile for crosstool-NG.
# Copyright 2006 Yann E. MORIN <yann.morin.1998@anciens.enib.fr>
# Don't print directory as we descend into them
MAKEFLAGS += --no-print-directory
export CT_TOP_DIR=$(shell pwd)
# This is crosstool-ng version string
export CT_VERSION=$(shell cat $(CT_TOP_DIR)/version)
export CT_STOP=$(STOP)
export CT_RESTART=$(RESTART)
.PHONY: all
all: build
HOST_CC = gcc -funsigned-char
# Help system
help:: help-head help-config help-samples help-build help-distrib help-env help-tail
help-head::
@echo 'Available make targets:'
help-config::
@echo
@echo 'Configuration targets:'
help-samples::
@echo
@echo 'Preconfigured targets:'
help-build::
@echo
@echo 'Build targets:'
help-distrib::
@echo
@echo 'Distribution targets:'
help-env::
@echo
@echo 'Environement variables (see docs/overview.txt):'
help-tail::
@echo
@echo 'Execute "make" or "make all" to build all targets marked with [*]'
# End help system
help-build::
@echo '* build - Build the toolchain'
@echo ' clean - Remove generated files'
@echo ' distclean - Remove generated files, configuration and build directories'
include $(CT_TOP_DIR)/kconfig/Makefile
include $(CT_TOP_DIR)/samples/Makefile
include $(CT_TOP_DIR)/tools/Makefile
include $(CT_TOP_DIR)/Makefile.steps
help-distrib::
@echo ' tarball - Build a tarball of the configured toolchain'
help-env::
@echo ' STOP - Stop the build just after this step'
@echo ' RESTART - Restart the build just before this step'
.config:
@echo "You must run either one of \"make config\" or \"make menuconfig\" first"
@false
# Actual build
build: .config
@$(CT_TOP_DIR)/scripts/crosstool.sh
.PHONY: tarball
tarball:
@$(CT_TOP_DIR)/scripts/tarball.sh
.PHONY: distclean
distclean:: clean
@rm -f .config* ..config.tmp
@rm -f log.*
@[ ! -d "$(CT_TOP_DIR)/targets" ] || chmod -R u+w "$(CT_TOP_DIR)/targets"
@rm -rf "$(CT_TOP_DIR)/targets"