#!/usr/bin/make -f
#
# Robert Jordens <jordens@debian.org>
# © 2019, IOhannes m zmölnig <umlaeute@debian.org>
# © 2020, Olivier Humbert <trebmuh@tuxfamily.org>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.

export DH_VERBOSE = 1
export DEB_BUILD_MAINT_OPTIONS = hardening=+all

include /usr/share/dpkg/pkg-info.mk
include /usr/share/dpkg/buildflags.mk
BUILD_DATE:=$(shell date -u -d "@$(SOURCE_DATE_EPOCH)" +"%F")

########### WAF options ############
waf-light = python3 $(CURDIR)/debian/waf/waf-light
waf-configure-options = \
	--lxvst \
	--freedesktop \
	--configdir=/etc/ \
	--noconfirm \
	--prefix=/usr/ \
	--no-phone-home \
	--use-external-libs \
	--optimize \
	--cxx11 \
	--ptformat \
	--lv2dir=/usr/lib/lv2 \
	$(empty)


DIST_TARGET = none
ifneq (,$(findstring i386,$(DEB_BUILD_ARCH)))
	DIST_TARGET = i686
endif
ifneq (,$(findstring amd64,$(DEB_BUILD_ARCH)))
	DIST_TARGET = x86_64
endif

BACKENDS = jack,dummy
ifneq (,$(findstring linux,$(DEB_HOST_ARCH_OS)))
# ALSA Backend is only available on Linux
	BACKENDS = jack,alsa,dummy,pulseaudio
else
	waf-configure-options += \
		--no-fpu-optimization \
		$(empty)
endif

ARDOUR_LIBRARY_PATH := /usr/lib/ardour6/

waf-configure-options += \
	--with-backends=$(BACKENDS) \
	--dist-target=$(DIST_TARGET) \
	$(empty)

DEB_WAF_INVOKE = \
	CPPFLAGS="$(CPPFLAGS)" \
	CFLAGS="$(CFLAGS)" \
	CXXFLAGS="$(CXXFLAGS)" \
	LDFLAGS="$(LDFLAGS) -Wl,--as-needed" \
	$(waf-light) -v --destdir=$(CURDIR)/debian/tmp

deb_revision := libs/ardour/revision.cc
waf_extras := debian/waf/waflib/extras/autowaf.py debian/waf/waflib/extras/misc.py

########### build overrides options ############
%:
	dh $@

override_dh_auto_build: genfiles
	$(DEB_WAF_INVOKE) configure $(waf-configure-options)
	$(DEB_WAF_INVOKE) build i18n_mo

override_dh_auto_install: override_dh_auto_build manpages genfiles
	$(DEB_WAF_INVOKE) install
	for res in 16 22 32 48; do \
		mkdir -p $(CURDIR)/debian/ardour/usr/share/icons/hicolor/$${res}x$${res}/mimetypes; \
		cp $(CURDIR)/gtk2_ardour/icons/application-x-ardour_$${res}px.png \
			$(CURDIR)/debian/ardour/usr/share/icons/hicolor/$${res}x$${res}/mimetypes/application-x-ardour.png ; \
	done

## ardour includes a couple of private lib*.so files, which make
## dh_makeshlibs emit a useless call to `ldconfig` in the postinst script.
## since we don't have any public libraries, we just suppress that call.
override_dh_makeshlibs:
	dh_makeshlibs --no-scripts
override_dh_shlibdeps:
	dh_shlibdeps -- -l$(CURDIR)/debian/ardour/$(ARDOUR_LIBRARY_PATH)

override_dh_clean: manpageclean
	rm -f .lock-wscript .lock-waf_linux2_build
	find . -name "*.pyc" -delete || true
	find . -name "*.mo" -delete || true
	rm -rf build
	rm -f \
		gtk2_ardour/version.cc\
		gtk2_ardour/version.h\
		gtk2_ardour/ardour.appdata.xml.in\
		libs/ardour/ardour/version.h\
		libs/ardour/config_text.cc\
		libs/ardour/svn_revision.cc\
		libs/ardour/version.cc\
		$(deb_revision)\
		libs/gtkmm2ext/gtkmm2ext/version.h\
		libs/gtkmm2ext/version.cc\
		libs/midi++2/midi++/version.h\
		libs/midi++2/version.cc\
		libs/pbd/pbd/version.h\
		libs/pbd/version.cc\
		$(empty)
	dh_clean

########### build intermediates ############
.PHONY: genfiles
genfiles: $(deb_revision) $(waf_extras)

$(deb_revision):
	echo '#include "ardour/revision.h"' > $@
	echo "namespace ARDOUR { const char* revision = \"$(subst +,~,$(DEB_VERSION_UPSTREAM_REVISION))\"; const char* date = \"$(BUILD_DATE)\"; }" >> $@

debian/waf/waflib/extras/%: tools/%
	cp $< $@

MANPAGES = ardour6-copy-mixer.1 ardour6-export.1 ardour6-fix_bbtppq.1 \
	ardour6-new_empty_session.1 ardour6-new_session.1
.PHONY: manpages manpageclean
$(MANPAGES): debian/ardour6-utils.1
	cp $^ $@
manpages: $(MANPAGES)
manpageclean:
	rm -f $(MANPAGES)

################ d/copyright helper ##############
DEB_COPYRIGHT_CHECK_IGNORE_REGEX = \
        \.git/.*|debian/.*|.*\.ico|.*\.icns|.*\.wav|.*\.flac|.*\.ogg|.*\.touchosc

.PHONY: licensecheck
licensecheck:
	licensecheck --deb-machine \
		-i "^($(DEB_COPYRIGHT_CHECK_IGNORE_REGEX))$$" \
		-r * \
		> debian/copyright_newhints
	cmp debian/copyright_hints debian/copyright_newhints \
		&& rm debian/copyright_newhints