build: use busybox gzip compatible force option

commit 138c763 ("build: add --force option to gzip in Build/gzip")
added the --force flag to the gzip invocation.

Under environments with busybox gzip (e.g Alpine Linux), this fails
as busybox only recognizes "-f".

Signed-off-by: Mathew McBride <matt@traverse.com.au>
This commit is contained in:
Mathew McBride 2018-03-28 13:34:52 +11:00 committed by Hauke Mehrtens
parent 39e87e0ffc
commit fba168f574

View file

@ -135,7 +135,7 @@ define Build/lzma-no-dict
endef
define Build/gzip
gzip --force -9n -c $@ $(1) > $@.new
gzip -f -9n -c $@ $(1) > $@.new
@mv $@.new $@
endef