#!/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 $@

# cargo-clean only with workspace patch applied
override_dh_auto_clean:
	grep -qv 'workspace' Cargo.toml || dh_auto_clean --buildsystem rust

override_dh_gencontrol:
	dh_gencontrol -- \
	 -Vrust:Version:librust-asn1-rs-derive-dev='$(call crate_version,derive)' \
	 -Vrust:Version:librust-asn1-rs-impl-dev='$(call crate_version,impl)'