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