#!/usr/bin/make -f

export DEB_BUILD_MAINT_OPTIONS = hardening=+all

include /usr/share/dpkg/architecture.mk

CPPFLAGS = $(shell dpkg-buildflags --get CPPFLAGS) -Wall
CFLAGS = $(shell dpkg-buildflags --get CFLAGS)
LDFLAGS = $(shell dpkg-buildflags --get LDFLAGS) -Wl,--as-needed

DEBHELPER_VERSION = $(shell dpkg-query -W -f='$${source:Version}' debhelper)

EXTRA_CMAKE_ARGUMENTS =

PARALLEL_BUILDS = --parallel

# Sacrifice speed in order to make it more likely resource limits
# won't be hit.
ifeq ($(DEB_BUILD_ARCH_BITS),32)
	EXTRA_CMAKE_ARGUMENTS += -DFORCE_32BIT=ON
	LDFLAGS += -Wl,--no-keep-memory
endif

# The debug packages produced by webkit are huge and cause problems in
# most buildds. Use -g1 in all architectures to make them smaller.
CFLAGS := $(CFLAGS:-g=-g1)

# The 32-bit x86 build requires SSE2
ifneq (,$(filter $(DEB_HOST_ARCH),i386))
	CFLAGS += -msse2 -mfpmath=sse
endif

ifneq (,$(filter $(DEB_HOST_ARCH),arm64))
	#EXTRA_CMAKE_ARGUMENTS += -DENABLE_UNIFIED_BUILDS=OFF
	#EXTRA_CMAKE_ARGUMENTS += -DENABLE_WEB_AUDIO=OFF
	#LDFLAGS += -Wl,--no-keep-memory
	PARALLEL_BUILDS = --no-parallel
endif

# See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81426
ifneq (,$(filter $(DEB_HOST_ARCH),armhf sh3 sh4 powerpc))
	CFLAGS := $(CFLAGS:-O2=-O1)
endif

# Let Webkit decide automatically
#ifeq (,$(filter $(DEB_HOST_ARCH),i386 amd64 hurd-i386 kfreebsd-i386 kfreebsd-amd64 armhf arm64))
#	EXTRA_CMAKE_ARGUMENTS += -DENABLE_JIT=OFF
#endif

ifneq (,$(filter noopt,$(DEB_BUILD_OPTIONS)))
	EXTRA_CMAKE_ARGUMENTS += -DUSE_SYSTEM_MALLOC=ON
endif

ifneq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_GTKDOC=OFF
else
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_GTKDOC=ON
endif

ifneq (,$(filter debug,$(DEB_BUILD_OPTIONS)))
	EXTRA_CMAKE_ARGUMENTS += -DCMAKE_BUILD_TYPE=Debug
else
	EXTRA_CMAKE_ARGUMENTS += -DCMAKE_BUILD_TYPE=Release
	CPPFLAGS += -DNDEBUG -DG_DISABLE_CAST_CHECKS
endif

# openjpeg2 is not in Ubuntu main yet https://launchpad.net/bugs/711061
ifeq ($(shell dpkg-vendor --derives-from Ubuntu && echo yes),yes)
	EXTRA_CMAKE_ARGUMENTS += -DUSE_OPENJPEG=OFF
	EXTRA_CMAKE_ARGUMENTS += -DUSER_AGENT_BRANDING="Ubuntu"
else
	# gstreamer1.0-libav is not in Ubuntu "main"
	DEB_DH_GENCONTROL_ARGS += -- -Vgst:Recommends="gstreamer1.0-libav"
endif

%:
	dh $@ --buildsystem=cmake --with gir $(PARALLEL_BUILDS)

override_dh_auto_configure:
	CXXFLAGS="$(CFLAGS)" \
	dh_auto_configure -- \
	   -GNinja \
	   -DPORT=GTK \
	   -DCMAKE_INSTALL_LIBEXECDIR=lib/$(DEB_HOST_MULTIARCH) \
	   -DCMAKE_C_FLAGS_RELEASE="" \
	   -DCMAKE_C_FLAGS_DEBUG="" \
	   -DCMAKE_CXX_FLAGS_RELEASE="" \
	   -DCMAKE_CXX_FLAGS_DEBUG="" \
	   -DENABLE_MINIBROWSER=ON \
	   -DUSE_WPE_RENDERER=OFF \
	   -DENABLE_BUBBLEWRAP_SANDBOX=OFF \
	   -DENABLE_GAMEPAD=OFF \
	   $(EXTRA_CMAKE_ARGUMENTS)

override_dh_auto_build:
	dh_auto_build --builddirectory=obj-$(DEB_HOST_GNU_TYPE) -O--buildsystem=ninja -O$(PARALLEL_BUILDS)

override_dh_auto_install:
	dh_auto_install --builddirectory=obj-$(DEB_HOST_GNU_TYPE) -O--buildsystem=ninja

# Create a dummy doc directory in case the "nodoc" build option is set
override_dh_install:
	mkdir -p $(CURDIR)/debian/tmp/usr/share/gtk-doc/html/webkit2gtk-4.0
	touch $(CURDIR)/debian/tmp/usr/share/gtk-doc/html/webkit2gtk-4.0/index.html
	dh_install

override_dh_strip:
	if dpkg --compare-versions $(DEBHELPER_VERSION) ge 9.20151219; then \
		dh_strip -plibwebkit2gtk-4.0-37 --ddeb-migration='libwebkit2gtk-4.0-37-dbg (<< 2.10.5-1~)' ; \
		dh_strip -plibjavascriptcoregtk-4.0-18 --ddeb-migration='libjavascriptcoregtk-4.0-18-dbg (<< 2.10.5-1~)' ; \
	fi
	dh_strip

override_dh_makeshlibs:
	dh_makeshlibs -plibwebkit2gtk-4.0-37 -Xinjected-bundle
	dh_makeshlibs -plibjavascriptcoregtk-4.0-18

# http://bugs.debian.org/459427
ifeq ($(shell dpkg-vendor --derives-from Ubuntu && echo yes),yes)
override_dh_installdocs:
	dh_installdocs -A NEWS
else
override_dh_installchangelogs:
	dh_installchangelogs NEWS
endif

override_dh_missing:
	dh_missing --fail-missing

override_dh_builddeb:
	DEB_BUILD_OPTIONS="$(filter-out parallel=%,$(DEB_BUILD_OPTIONS))" \
		dh_builddeb

override_dh_auto_test:
