#!/usr/bin/make -f
# Copyright © 2002,2003 Colin Walters <walters@verbum.org>
# Copyright © 2003 Daniel Stone <daniels@debian.org>
# Copyright © 2006 Sjoerd Simons <sjoerd@debian.org>
# Copyright © 2011 Michael Biebl <biebl@debian.org>

export DEB_BUILD_MAINT_OPTIONS = hardening=+pie,+bindnow

include /usr/share/dpkg/default.mk

%:
	dh $@ $(dh_options)

libdbusN := $(shell sed -rn 's/Package:[[:space:]]*(libdbus-[0-9-]+)[[:space:]]*$$/\1/p' debian/control | head -n 1)
libdbus_soname := $(patsubst libdbus-1-%,libdbus-1.so.%,$(libdbusN))
debug_build_prefix := /usr/lib/dbus-1.0/debug-build
binaries := $(shell dh_listpackages)

export DEB_LDFLAGS_MAINT_APPEND = \
	-Wl,--as-needed \
	-Wl,--gc-sections \
	$(NULL)

dh_options = \
	--builddirectory=debian/build-main \
	$(NULL)

common_configure_flags := \
		--libexecdir=\$${prefix}/lib/dbus-1.0 \
		--with-system-socket=/run/dbus/system_bus_socket \
		$(NULL)

normal_configure_flags := \
	--libdir=/usr/lib/$(DEB_HOST_MULTIARCH) \
	$(NULL)

ifeq ($(DEB_HOST_ARCH_OS),linux)
# Non-bootstrap build on Linux: add Linux-specifics
common_configure_flags += \
		--enable-apparmor \
		--enable-libaudit \
		--enable-selinux \
		--enable-systemd \
		--with-systemdsystemunitdir=/lib/systemd/system \
		--with-session-socket-dir=/tmp \
		--with-test-socket-dir=/tmp \
		SYSTEMCTL=/bin/systemctl \
		$(NULL)
normal_configure_flags += \
	--enable-user-session \
	--with-systemduserunitdir='$${prefix}/lib/systemd/user' \
	$(NULL)
endif

debug_configure_flags := \
	--disable-xml-docs \
	--disable-doxygen-docs \
	--disable-ducktype-docs \
	--enable-asserts \
	--enable-checks \
	--enable-verbose-mode \
	--with-valgrind=auto \
	--bindir='${debug_build_prefix}/bin' \
	--libdir='${debug_build_prefix}/lib' \
	--libexecdir='${debug_build_prefix}/libexec' \
	$(NULL)

udeb_configure_flags := \
	$(normal_configure_flags) \
	--disable-apparmor \
	--disable-asserts \
	--disable-checks \
	--disable-doxygen-docs \
	--disable-ducktype-docs \
	--disable-libaudit \
	--disable-selinux \
	--disable-stats \
	--disable-systemd \
	--disable-installed-tests \
	--disable-user-session \
	--disable-verbose-mode \
	--disable-xml-docs \
	CFLAGS='$(CFLAGS) -Os' \
	$(NULL)

ifneq ($(filter dbus-tests,$(binaries)),)
common_configure_flags += --enable-installed-tests
else
common_configure_flags += --disable-installed-tests
endif

# Some features are needed whenever we have build-time *or* installed tests
ifneq ($(filter nocheck,$(DEB_BUILD_OPTIONS))$(filter dbus-tests,$(binaries)),nocheck)
common_configure_flags += PYTHON=/usr/bin/python3
debug_configure_flags += --enable-embedded-tests
endif

ifeq ($(filter nodoc,$(DEB_BUILD_PROFILES)),)
normal_configure_flags += --enable-xml-docs
else
normal_configure_flags += --disable-xml-docs
endif

ifneq ($(filter dbus-1-doc,$(binaries)),)
normal_configure_flags += --enable-doxygen-docs
normal_configure_flags += --enable-ducktype-docs
else
normal_configure_flags += --disable-doxygen-docs
normal_configure_flags += --disable-ducktype-docs
endif

override_dh_auto_configure:
	dh_auto_configure \
		-- \
		$(common_configure_flags) \
		$(normal_configure_flags) \
		$(NULL)
ifneq ($(filter dbus-tests,$(binaries)),)
	dh_auto_configure \
		--builddirectory=debian/build-debug \
		-- \
		$(common_configure_flags) \
		$(debug_configure_flags) \
		$(NULL)
endif
ifneq ($(filter dbus-udeb,$(binaries)),)
	dh_auto_configure \
		--builddirectory=debian/build-udeb \
		-- \
		$(common_configure_flags) \
		$(udeb_configure_flags) \
		$(NULL)
endif

override_dh_auto_build:
	dh_auto_build
ifneq ($(filter dbus-tests,$(binaries)),)
	dh_auto_build --builddirectory=debian/build-debug
endif
ifneq ($(filter dbus-udeb,$(binaries)),)
	dh_auto_build --builddirectory=debian/build-udeb
endif

handle-test-failure:
	@find debian/build-* -name '*.log' \
		-not -name config.log \
		-not -name test-suite.log \
		-print0 | xargs -0 tail -v -c1M
ifeq ($(DEB_HOST_ARCH_OS),linux)
	@echo "Build-time tests failed, please debug"
	@false
else
	@echo "Ignoring build-time test failure on non-Linux for now"
endif

test_env = \
	-u DISPLAY \
	HOME=$(CURDIR)/debian/tmp-home \
	DBUS_TEST_HOMEDIR=$(CURDIR)/debian/tmp-home \
	DBUS_TEST_MALLOC_FAILURES=0 \
	LD_PRELOAD=libnss_wrapper.so \
	NSS_WRAPPER_HOSTS=$(CURDIR)/debian/hosts \
	$(NULL)

override_dh_auto_test-arch:
ifeq ($(filter nocheck,$(DEB_BUILD_OPTIONS)),)
	install -d $(CURDIR)/debian/tmp-home
	env $(test_env) \
		dh_auto_test -- -k \
		|| make -f debian/rules handle-test-failure
ifneq ($(filter dbus-tests,$(binaries)),)
	env $(test_env) \
		dh_auto_test --builddirectory=debian/build-debug --no-parallel -- -k \
		|| make -f debian/rules handle-test-failure
endif
ifneq ($(filter dbus-udeb,$(binaries)),)
	env $(test_env) \
		dh_auto_test --builddirectory=debian/build-udeb -- -k \
		|| make -f debian/rules handle-test-failure
endif
	@find debian/build-* -name '*.log' \
		-not -name config.log \
		-not -name test-suite.log \
		-print0 | xargs -0 tail -v -c1M
endif

override_dh_auto_test-indep:
	:

override_dh_auto_install:
ifneq ($(filter dbus-udeb,$(binaries)),)
	# udeb build
	make -C debian/build-udeb install-exec DESTDIR=$(CURDIR)/debian/tmp-udeb
	cd $(CURDIR)/debian/tmp-udeb && find | LC_ALL=C sort
endif
ifneq ($(filter dbus-tests,$(binaries)),)
	# debug build
	make -C debian/build-debug install DESTDIR=$(CURDIR)/debian/tmp
	rm -rfv debian/tmp/etc
	rm -rfv debian/tmp/lib/systemd
	rm -rfv debian/tmp/usr/include
	rm -rfv debian/tmp/usr/lib/systemd
	rm -rfv debian/tmp/usr/lib/sysusers.d
	rm -rfv debian/tmp/usr/share/dbus-1
	rm -rfv debian/tmp/usr/share/doc
	rm -rfv debian/tmp/usr/share/man
	rm -rfv debian/tmp/usr/share/xml
	mv debian/tmp/usr/share/installed-tests/dbus \
		debian/tmp/usr/share/installed-tests/dbus-debug-build
	sed -i -e \
		"s,^Exec=,Exec=sh -c 'export PATH=/usr/lib/dbus-1.0/debug-build/bin:\$$PATH; exec \"\$$@\"' sh ," \
		debian/tmp/usr/share/installed-tests/dbus-debug-build/*.test
	rm -f debian/tmp/${debug_build_prefix}/lib/libdbus-1.la
	rm -f debian/tmp/${debug_build_prefix}/libexec/installed-tests/dbus/data/sha-1/Readme.txt
	cd $(CURDIR)/debian/tmp && find | LC_ALL=C sort
endif
	# normal build (do this last so that it overwrites the others)
	dh_auto_install
	rm -f debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/libdbus-1.la
	rm -f debian/tmp/usr/lib/dbus-1.0/installed-tests/dbus/data/sha-1/Readme.txt
ifeq ($(filter nodoc pkg.dbus.minimal,$(DEB_BUILD_PROFILES)),)
	# Reproducible build: sed out the generated dates from the man pages.
	sed -i \
		-e '/^\.\\\" *Date: .*/d' \
		-e 's/^\(.TH "[^"]*" "[^"]*" \)"[^"]*"/\1""/' \
		debian/tmp/usr/share/man/man?/*
endif
ifeq ($(filter dbus-tests,$(binaries)),)
	# noinsttest builds dbus-test-tool but not dbus-tests
	rm -f debian/tmp/usr/bin/dbus-test-tool
endif
ifeq ($(filter dbus-1-doc,$(binaries)),)
	# nodoc builds still install a bit of documentation
	rm -fr debian/tmp/usr/share/doc/dbus
endif
	# Remove the legacy bus configuration files. We move their old
	# versions out of the way, include the moved names in the new
	# bus setup instead of the old names, and replace the old names
	# with a symlink to the new bus setup so that old dbus-daemons
	# can still reload their configuration.
	rm -f debian/tmp/etc/dbus-1/session.conf
	rm -f debian/tmp/etc/dbus-1/system.conf
	# Fix up the development symlink for us installing the shared library
	# in /lib
	target=$$(readlink "debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/libdbus-1.so"); \
	target=$$(basename "$$target"); \
	ln -fns /lib/$(DEB_HOST_MULTIARCH)/$$target debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/libdbus-1.so

ifeq ($(DEB_DISTRIBUTION),UNRELEASED)
# We can't expect the install files to be fully up to date for a snapshot.
dh_missing_options += --list-missing
else
dh_missing_options += --fail-missing
endif

override_dh_missing:
	dh_missing $(dh_missing_options)

# Yes, we do need both --no- options here. https://bugs.debian.org/837528
override_dh_installinit:
	dh_installinit -pdbus --no-stop-on-upgrade --no-restart-after-upgrade
override_dh_installsystemd:
	dh_installsystemd -pdbus --no-stop-on-upgrade --no-restart-after-upgrade

override_dh_installdocs:
	dh_installdocs --all AUTHORS NEWS README

override_dh_strip:
	dh_strip --dbgsym-migration='dbus-1-dbg (<< 1.11.10-2~)'

debian/$(libdbusN).symbols: debian/$(libdbusN).symbols.in
	sed -e 's/$${DEB_VERSION}/${DEB_VERSION}/g' \
		< $< > $@

ifeq ($(DEB_DISTRIBUTION),UNRELEASED)
# We can't expect the symbols file to be fully up to date for a snapshot,
# so only fail if we broke ABI. This overrides the -c4 below.
export DPKG_GENSYMBOLS_CHECK_LEVEL = 1
endif

override_dh_makeshlibs: debian/$(libdbusN).symbols
	dh_makeshlibs -Ndbus-tests -V --add-udeb=$(libdbusN)-udeb -- -c4

override_dh_autoreconf:
	cp INSTALL INSTALL.orig
	dh_autoreconf
	mv INSTALL.orig INSTALL

override_dh_autoreconf_clean:
	cp INSTALL INSTALL.orig
	dh_autoreconf_clean
	mv INSTALL.orig INSTALL

override_dh_auto_clean:
	dh_auto_clean
	dh_auto_clean --builddirectory=debian/build-debug
	dh_auto_clean --builddirectory=debian/build-udeb
	rm -f debian/build-*/test/data/valid-config-files/session.conf
	rm -f debian/build-*/test/data/valid-config-files/system.conf
	rm -f dbus.devhelp

clean:
	rm -rf debian/tmp-home
	rm -rf debian/tmp-udeb
	dh $@ $(dh_options)