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#!/usr/bin/make -f
# resolve DEB_VERSION DEB_VERSION_UPSTREAM DEB_VERSION_UPSTREAM_REVISION
include /usr/share/dpkg/pkg-info.mk
# 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 = $(patsubst %,librust-%-dev,\
peg peg-macros peg-runtime)
override_dh_gencontrol:
$(eval librust-peg-dev_version = $(call crate_version,.))\
$(eval librust-peg-macros-dev_version = $(call crate_version,peg-macros))\
$(eval librust-peg-runtime-dev_version = $(call crate_version,peg-runtime))\
set -e; $(foreach p,$(packages),\
dh_gencontrol -p$p -- \
-v'$($p_version)' \
$(foreach q,$(filter-out $p,$(packages)),\
-V'rust:Version:$q=$($q_version)');)
dh_gencontrol --remaining-packages
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