#!/usr/bin/make -f

include /usr/share/dpkg/architecture.mk

export DEB_BUILD_MAINT_OPTIONS = hardening=+all

ifneq (,$(findstring $(DEB_HOST_ARCH),amd64 arm64))
  DEB_CONFIGOPTS += --with-wasmedge
endif

%:
	dh $@

override_dh_auto_clean:
	-dh_auto_clean

# Use the Debian-provided libocispec image and runtime specs, from the
# golang-github-opencontainers-{image-spec,specs}-dev packages.
#
# Copy them here for autoconf to run, and restore the embedded copy in clean to
# avoid a dirty diff.
execute_after_dh_clean:
	for spec in image-spec runtime-spec; do \
		if [ -d libocispec/$$spec.saved ]; then \
			rm -r libocispec/$$spec; \
			mv libocispec/$$spec.saved libocispec/$$spec; \
		fi; \
	done

override_dh_auto_configure:
	dh_auto_configure -- $(DEB_CONFIGOPTS)
	for spec in image-spec runtime-spec; do \
		if [ ! -d libocispec/$$spec.saved ]; then \
			mv libocispec/$$spec libocispec/$$spec.saved ; \
			cp -rv /usr/share/gocode/src/github.com/opencontainers/$$spec/ libocispec/; \
		fi; \
	done

# The test suite tries to perform all kinds of privileged operations, like
# spawn containers, that are not necessarily allowed in the build environment,
# as is the case in the Debian buildd network.
#
# Thus run the suite, but ignore all errors; proper testing can happen in the
# autopkgtest testing environment
override_dh_auto_test:
	-dh_auto_test

execute_before_dh_auto_build:
	# These are generated with gperf, but regenerated for DFSG reasons here
	make generate-signals.c
	make generate-mount_flags.c
	# upstream ships prebuilt manpages, regenerate them
	rm -f *.1
	make generate-man
	# workaround remnants of cpuguy83/go-md2man#99
	# address groff-message an.tmac:<standard input>:844: warning: tbl preprocessor failed, or it or soelim was not run
	# by adding...
	#   '\" t
	# ...at the top of the manpage
	sed -i '1{/^'\''\\" t$$/!{s/^/'\''\\" t\n/}}' crun.1

override_dh_auto_install:
	dh_auto_install --destdir=debian/tmp
	-$(RM) debian/tmp/usr/lib/*/*.la

override_dh_gencontrol:
	dh_gencontrol -- \
		-Vmy:Built-Using="$(shell dpkg-query --show -f '$${source:Package} (= $${source:Version}), ' golang-github-opencontainers-image-spec-dev golang-github-opencontainers-specs-dev)"
	# ensure we are linking against libyajl, and not building the embedded copy
	grep -q yajl debian/crun.substvars