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SOURCE_PATH	=	$(PWD)/source
TARGET_PATH	=	$(PWD)/target
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TARGET_BUILD_PATH	=	$(PWD)/build
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SCRIPTS_PATH	=	$(PWD)/scripts
INITRAMFS_PATH	=	$(PWD)/initramfs.tmp
BUILDROOT_PATH	=	$(PWD)/buildroot
FAKEROOT_ENVIRONMENT	=	$(PWD)/fs_fakeroot.env
STAGING_DIR	=	$(PWD)/buildroot/build_i386/staging_dir
INITRAMFS	=	$(PWD)/initramfs.gz
BOOT_PATH	=	$(PWD)/boot
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MODULES := busybox zlib linux dropbear testbed hdparm target_template sudo e2fsprogs openssl
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INSTALL_MODULES := $(addsuffix -install,$(MODULES))
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EXTRACT_MODULES := $(addsuffix -extract,$(MODULES))
PATCH_MODULES := $(addsuffix -patch,$(MODULES))
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CLEAN_MODULES := $(addsuffix -clean,$(MODULES))
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.PHONY: all clean install root-template-install devices \
	root-base root-install $(MODULES) $(INSTALL_MODULES) \
	$(CLEAN_MODULES) initramfs
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all: $(MODULES)
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install: uclibc-install $(INSTALL_MODULES)
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clean:
	rm -rf $(TARGET_PATH)
	rm -f $(FAKEROOT_ENVIRONMENT)
	rm -rf $(INITRAMFS_PATH)
	rm -f $(INITRAMFS)
	rm -rf $(TARGET_BUILD_PATH)
	rm -rf $(BOOT_PATH)
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$(MODULES):
	$(MAKE) -C $(SOURCE_PATH)/$@ all
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$(CLEAN_MODULES):
	$(MAKE) -C $(SOURCE_PATH)/$(subst -clean,,$@) clean
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$(EXTRACT_MODULES):
	$(MAKE) -C $(SOURCE_PATH)/$(subst -extract,,$@) extract

$(PATCH_MODULES):
	$(MAKE) -C $(SOURCE_PATH)/$(subst -patch,,$@) patch

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$(INSTALL_MODULES):
	$(MAKE) -C $(SOURCE_PATH)/$(subst -install,,$@) install
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$(TARGET_PATH)/lib/libc.so.0:
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	mkdir -p $(TARGET_PATH)/lib
	cp -dpR $(BUILDROOT_PATH)/project_build_i386/uclibc/root/lib/* $(TARGET_PATH)/lib

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uclibc-install: $(TARGET_PATH)/lib/libc.so.0
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$(FAKEROOT_ENVIRONMENT):
	touch $@

devices: $(FAKEROOT_ENVIRONMENT)
	rm -rf $(TARGET_PATH)/dev
	$(STAGING_DIR)/usr/bin/fakeroot -s $(FAKEROOT_ENVIRONMENT) \
		-i $(FAKEROOT_ENVIRONMENT) \
		$(SCRIPTS_PATH)/makedevs.sh \
		$(SCRIPTS_PATH)/devices $(TARGET_PATH)

permissions: $(FAKEROOT_ENVIRONMENT) devices target-install
	$(STAGING_DIR)/usr/bin/fakeroot -s $(FAKEROOT_ENVIRONMENT) \
		-i $(FAKEROOT_ENVIRONMENT) \
		$(SCRIPTS_PATH)/fixperms.sh $(TARGET_PATH)

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initramfs: install
	rm -rf $(INITRAMFS_PATH)
	cp -dpR $(TARGET_PATH) $(INITRAMFS_PATH)
	cat /dev/null > $(FAKEROOT_ENVIRONMENT)
	rm -rf $(INITRAMFS_PATH)/dev
	$(STAGING_DIR)/usr/bin/fakeroot -s $(FAKEROOT_ENVIRONMENT) \
		-i $(FAKEROOT_ENVIRONMENT) \
		$(SCRIPTS_PATH)/makedevs.sh \
		$(SCRIPTS_PATH)/devices $(INITRAMFS_PATH)
	$(STAGING_DIR)/usr/bin/fakeroot -s $(FAKEROOT_ENVIRONMENT) \
		-i $(FAKEROOT_ENVIRONMENT) \
		$(SCRIPTS_PATH)/fixperms.sh $(INITRAMFS_PATH)
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	$(STAGING_DIR)/usr/bin/fakeroot -i $(FAKEROOT_ENVIRONMENT) \
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		$(SCRIPTS_PATH)/gen_initramfs.sh $(INITRAMFS_PATH) $(INITRAMFS)
	rm -f $(FAKEROOT_ENVIRONMENT)
	rm -rf $(INITRAMFS_PATH)