image.mk: add generic function for gzipping images if enabled

Signed-off-by: Felix Fietkau <nbd@nbd.name>
v19.07.3_mercusys_ac12_duma
Felix Fietkau 7 years ago
parent 6f57e32f95
commit 8af5e5751d

@ -147,6 +147,13 @@ define Image/BuildKernel/MkFIT
PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
endef
ifdef CONFIG_TARGET_IMAGES_GZIP
define Image/Gzip
rm -f $(1).gz
gzip -9n $(1)
endef
endif
# $(1) source dts file
# $(2) target dtb file
# $(3) extra CPP flags

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