defs.mk: Add function uniq

Signed-off-by: Jan Lindemann <jan@janware.com>
This commit is contained in:
Jan Lindemann 2019-03-29 16:45:20 +00:00
commit e54c20de8c

View file

@ -135,6 +135,11 @@ define install_links
done;
endef
define uniq =
$(eval seen :=)
$(foreach _,$1,$(if $(filter $_,${seen}),,$(eval seen += $_)))
${seen}
endef
# ----- standard variables