>
> This is a bit nicer but there's still some duplication. What I'd like to do
> is replace the argument on the right hand side with $(dir $@). With
> secondary
> expansion enabled I could write something like this:
>
> mktargetdir = $(eval $(call mkdir_template,$(dir $@))) $(dir $@)
>
> .SECONDEXPANSION:
>
> build/foo/bar/baz/mytarget: | $$(mktargetdir)
>
> Then I can just write the path for each target and all the duplication is
> gone.
> But this doesn't work and I get the error above about prerequisites in
> recipes.
>
What if you changed the way you specify your targets, eg:
ASDF = $(foreach x, ${1}, $(eval $(call ${0}_, ${1}, $(dirname ${1})))) ${1}
define ASDF_ =
${1} :| ${2}
${2} : ; mkdir -p ${@}
endef
$(call build/foo/bar/baz/mytarget) : other dependencies for mytarget
...
-brian
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