nix/mk/templates.mk

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template-files :=
# Create the file $(1) from $(1).in by running config.status (which
# substitutes all @var@ variables set by the configure script).
define instantiate-template
clean-files += $(1)
endef
ifneq ($(MAKECMDGOALS), clean)
$(buildprefix)%.h: %.h.in $(buildprefix)config.status
$(trace-gen) rm -f $@ && cd $(buildprefixrel) && ./config.status --quiet --header=$(@:$(buildprefix)%=%)
$(buildprefix)%: %.in $(buildprefix)config.status
$(trace-gen) rm -f $@ && cd $(buildprefixrel) && ./config.status --quiet --file=$(@:$(buildprefix)%=%)
endif