################################################################################
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#
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# Build the btrfs root filesystem image
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#
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################################################################################
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BTRFS_SIZE = $(call qstrip,$(BR2_TARGET_ROOTFS_BTRFS_SIZE))
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ifeq ($(BR2_TARGET_ROOTFS_BTRFS)-$(BTRFS_SIZE),y-)
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$(error BR2_TARGET_ROOTFS_BTRFS_SIZE cannot be empty)
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endif
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BTRFS_SIZE_NODE = $(call qstrip,$(BR2_TARGET_ROOTFS_BTRFS_SIZE_NODE))
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BTRFS_SIZE_SECTOR = $(call qstrip,$(BR2_TARGET_ROOTFS_BTRFS_SIZE_SECTOR))
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BTRFS_FEATURES = $(call qstrip,$(BR2_TARGET_ROOTFS_BTRFS_FEATURES))
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# qstrip results in stripping consecutive spaces into a single one. So the
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# variable is not qstrip-ed to preserve the integrity of the string value.
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BTRFS_LABEL = $(subst ",,$(BR2_TARGET_ROOTFS_BTRFS_LABEL))
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# ")
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BTRFS_OPTS = \
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-f \
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-r '$(TARGET_DIR)' \
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-L '$(BTRFS_LABEL)' \
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--byte-count '$(BTRFS_SIZE)' \
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$(if $(BTRFS_SIZE_NODE),--nodesize '$(BTRFS_SIZE_NODE)') \
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$(if $(BTRFS_SIZE_SECTOR),--sectorsize '$(BTRFS_SIZE_SECTOR)') \
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$(if $(BTRFS_FEATURES),--features '$(BTRFS_FEATURES)')
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ROOTFS_BTRFS_DEPENDENCIES = host-btrfs-progs
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define ROOTFS_BTRFS_CMD
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$(RM) -f $@
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$(HOST_DIR)/bin/mkfs.btrfs $(BTRFS_OPTS) $@
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endef
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$(eval $(rootfs))
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