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path: root/target/cramfs/cramfs.mk
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#############################################################
#
# mkcramfs to build to target cramfs filesystems
#
#############################################################
CRAMFS_DIR=$(BUILD_DIR)/cramfs-1.1
CRAMFS_SOURCE=cramfs-1.1.tar.gz
ifeq ($(strip $(subst ",,$(BR2_SOURCEFORGE_MIRROR))),unc)
# " stupid syntax highlighting does not like unmatched quote from above line
# UNC does not seem to have cramfs
CRAMFS_SITE=http://internap.dl.sourceforge.net/sourceforge/cramfs
else
CRAMFS_SITE=http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/sourceforge/cramfs
endif

$(DL_DIR)/$(CRAMFS_SOURCE):
	 $(WGET) -P $(DL_DIR) $(CRAMFS_SITE)/$(CRAMFS_SOURCE)

$(CRAMFS_DIR): $(DL_DIR)/$(CRAMFS_SOURCE)
	zcat $(DL_DIR)/$(CRAMFS_SOURCE) | tar -C $(BUILD_DIR) -xvf -
	toolchain/patch-kernel.sh $(CRAMFS_DIR) target/cramfs/ cramfs\*.patch

$(CRAMFS_DIR)/mkcramfs: $(CRAMFS_DIR)
	$(MAKE) CFLAGS="-Wall -O2 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64" -C $(CRAMFS_DIR);
	touch -c $(CRAMFS_DIR)/mkcramfs

cramfs: $(CRAMFS_DIR)/mkcramfs

cramfs-source: $(DL_DIR)/$(CRAMFS_SOURCE)

cramfs-clean:
	-$(MAKE) -C $(CRAMFS_DIR) clean

cramfs-dirclean:
	rm -rf $(CRAMFS_DIR)

#############################################################
#
# Build the cramfs root filesystem image
#
#############################################################
CRAMFS_ENDIANNESS=-l
ifeq ($(strip $(BR2_armeb)),y)
CRAMFS_ENDIANNESS=-b
endif
ifeq ($(strip $(BR2_mips)),y)
CRAMFS_ENDIANNESS=-b
endif
ifeq ($(strip $(BR2_powerpc)),y)
CRAMFS_ENDIANNESS=-b
endif
ifeq ($(strip $(BR2_sh3eb)),y)
CRAMFS_ENDIANNESS=-b
endif
ifeq ($(strip $(BR2_sh4eb)),y)
CRAMFS_ENDIANNESS=-b
endif
ifeq ($(strip $(BR2_sparc)),y)
CRAMFS_ENDIANNESS=-b
endif

CRAMFS_TARGET=$(IMAGE).cramfs

cramfsroot: host-fakeroot makedevs cramfs
	#-@find $(TARGET_DIR)/lib -type f -name \*.so\* | xargs $(STRIP) --strip-unneeded 2>/dev/null || true;
	-@find $(TARGET_DIR) -type f -perm +111 | xargs $(STRIP) 2>/dev/null || true;
	@rm -rf $(TARGET_DIR)/usr/man
	@rm -rf $(TARGET_DIR)/usr/info
	-/sbin/ldconfig -r $(TARGET_DIR) 2>/dev/null
	# Use fakeroot to pretend all target binaries are owned by root
	rm -f $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	touch $(STAGING_DIR)/.fakeroot.00000
	cat $(STAGING_DIR)/.fakeroot* > $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	echo "chown -R root:root $(TARGET_DIR)" >> $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	# Use fakeroot to pretend to create all needed device nodes
	echo "$(STAGING_DIR)/bin/makedevs -d $(TARGET_DEVICE_TABLE) $(TARGET_DIR)" \
		>> $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	# Use fakeroot so mkcramfs believes the previous fakery
	echo "$(CRAMFS_DIR)/mkcramfs -q $(CRAMFS_ENDIANNESS) " \
		"$(TARGET_DIR) $(CRAMFS_TARGET)" >> $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	chmod a+x $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	$(STAGING_DIR)/usr/bin/fakeroot -- $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)
	-@rm -f $(STAGING_DIR)/_fakeroot.$(notdir $CRAMFS_TARGET)

cramfsroot-source: cramfs-source

cramfsroot-clean:
	-$(MAKE) -C $(CRAMFS_DIR) clean

cramfsroot-dirclean:
	rm -rf $(CRAMFS_DIR)

#############################################################
#
# Toplevel Makefile options
#
#############################################################
ifeq ($(strip $(BR2_TARGET_ROOTFS_CRAMFS)),y)
TARGETS+=cramfsroot
endif