makefile

linux交叉编译环境个软件和内核的补丁。

#######################################################################
#
#
# (C) Copyright 1999
# DENX Software Engineering
# Wolfgang Denk, [e-mail]
# All rights reserved.
#
# LinuxPPC Cross Development Kit:
#
#	Tools and configuration files to build the cross compiler and
#	binutils, standard libraries and the most important packages
#
# => Global Makefile
#
# $Id: Makefile,v 1.1 2000/01/11 21:04:48 wd Exp $
#
#######################################################################

include ENVIRONMENT

CDK:	binutils \
	egcs-core \
	linux \
	glibc \
	movecore \
	egcs

UTILS:	zlib \
	sash

# Make sure all directories exist

mkdir:
	@[ -d $(CDK_DIR) ] || mkdir -p $(CDK_DIR)
	@# check that we have write permission
	@touch $(CDK_DIR)/tmp.$$$$ && rm $(CDK_DIR)/tmp.$$$$
	@[ -d $(KERNEL_DIR) ] || mkdir -p $(KERNEL_DIR)
	@# check that we have write permission
	@touch $(KERNEL_DIR)/tmp.$$$$ && rm $(KERNEL_DIR)/tmp.$$$$
	@[ -d $(PREFIX_DIR) ] || mkdir -p $(PREFIX_DIR)
	@# check that we have write permission
	@touch $(PREFIX_DIR)/tmp.$$$$ && rm $(PREFIX_DIR)/tmp.$$$$
	@[ -d $(SRC_DIR) ] || mkdir -p $(SRC_DIR)
	@[ -d $(OBJ_DIR) ] || mkdir -p $(OBJ_DIR)


binutils egcs-core linux glibc egcs: mkdir
	@echo =========================== MAKE $@ ===========================
	cd $(SRC_DIR) ; make -f $(BUILD_DIR)/Makefile.$@

movecore:	mkdir
	@echo =========================== MAKE $@ ===========================
	cd $(SRC_DIR) ; make -f $(BUILD_DIR)/Makefile.egcs movecore

#############################################################################

zlib sash:	mkdir
	@echo =========================== MAKE $@ ===========================
	cd $(SRC_DIR) ; make -f $(BUILD_DIR)/Makefile.$@

#############################################################################

clean:

clobber:	clean
	rm -fr $(SRC_DIR) $(OBJ_DIR)