#!/usr/bin/make -f

# resolve crate version
# * get topmost version except prerelease suffix
#   from Cargo.toml file in dir passed as argument
# * source package version if matching upstream part modulo prerelease
# * otherwise append source package version
crate_version = \
 $(shell perl -n \
 -E '/^version\W+\K\d+\.\d+\.\d+/ ' \
 -E 'and say "$(DEB_VERSION_UPSTREAM)" =~ /^\Q$$&\E(?:~[a-z]+\d*)?$$/ \
 ? "$(DEB_VERSION)" \
 : "$$&+$(DEB_VERSION_UPSTREAM_REVISION)" and exit' \
 $1/Cargo.toml)

%:
	dh $@

# declare version for virtually provided embedded crates
packages = librust-amd-smi-wrapper-dev
packages_virtual = librust-amd-smi-wrapper-sys-dev
override_dh_gencontrol:
	$(eval librust-amd-smi-wrapper-dev_version = $(call crate_version,amd-smi-wrapper))
	$(eval librust-amd-smi-wrapper-sys-dev_version = $(call crate_version,amd-smi-wrapper-sys))
	set -e; $(foreach p,$(packages),\
	 dh_gencontrol -p$p -- \
	 -v'$($p_version)' \
	 $(foreach q,$(filter-out $p,$(packages) $(packages_virtual)),\
	 -V'rust:Version:$q=$($q_version)');)
	dh_gencontrol --remaining-packages