#!/usr/bin/make -f

export DEB_BUILD_MAINT_OPTIONS = hardening=+all optimize=-lto

include /usr/share/dpkg/architecture.mk
include /usr/share/dpkg/buildflags.mk

EXTRA_DH_ARGUMENTS =
EXTRA_CMAKE_ARGUMENTS = -DPORT=WPE \
	   -DCMAKE_INSTALL_LIBEXECDIR=lib/$(DEB_HOST_MULTIARCH) \
	   -DCMAKE_C_FLAGS_RELEASE="" \
	   -DCMAKE_C_FLAGS_DEBUG="" \
	   -DCMAKE_CXX_FLAGS_RELEASE="" \
	   -DCMAKE_CXX_FLAGS_DEBUG="" \
	   -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
	   -DENABLE_WPE_QT_API=OFF \
	   -DUSE_LIBBACKTRACE=OFF \
	   -DENABLE_MINIBROWSER=ON
DH_GENCONTROL_ARGS =

# 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)
CXXFLAGS := $(CXXFLAGS:-g=-g1)

# Don't build with -gsplit-dwarf (see #1016936)
EXTRA_CMAKE_ARGUMENTS += -DDEBUG_FISSION=OFF

# Use the CLoop Javascript interpreter and disable the JIT. This is
# slow but it is the most compatible solution for old (non-SSE2) CPUs.
ifneq (,$(filter $(DEB_HOST_ARCH),i386))
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_JIT=OFF -DENABLE_C_LOOP=ON
endif

# See https://bugs.webkit.org/show_bug.cgi?id=197192
ifneq (,$(filter $(DEB_HOST_ARCH),arm64))
	EXTRA_CMAKE_ARGUMENTS += -DWTF_CPU_ARM64_CORTEXA53=OFF
endif

# See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93876
# and: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93877
ifneq (,$(filter $(DEB_HOST_ARCH),sh3 sh4))
	CFLAGS := $(CFLAGS:-g1=-g0)
	CFLAGS := $(CFLAGS:-O2=-O1)
	CXXFLAGS := $(CXXFLAGS:-g1=-g0)
	CXXFLAGS := $(CXXFLAGS:-O2=-O1)
	CPPFLAGS += --param ggc-min-expand=10
endif

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

ifeq (,$(filter %-doc,$(shell dh_listpackages)))
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_DOCUMENTATION=OFF -DENABLE_INTROSPECTION=OFF
else ifneq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_DOCUMENTATION=OFF -DENABLE_INTROSPECTION=OFF
else
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_DOCUMENTATION=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

# Disable the bubblewrap sandbox if libseccomp-dev is not available
ifeq ($(shell pkg-config --exists libseccomp && echo yes),yes)
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_BUBBLEWRAP_SANDBOX=ON
	DH_GENCONTROL_ARGS += -Vbwrap:Depends="bubblewrap (>= 0.3.1), xdg-dbus-proxy"
else
	EXTRA_CMAKE_ARGUMENTS += -DENABLE_BUBBLEWRAP_SANDBOX=OFF
endif

# Lower max parallel jobs on some of Ubuntu's builders
ifeq ($(shell dpkg-vendor --is Ubuntu && echo yes),yes)
ifneq (,$(filter $(DEB_HOST_ARCH),arm64))
	EXTRA_DH_ARGUMENTS += --max-parallel=2
endif
endif

%:
	dh $@ --buildsystem=cmake+ninja $(EXTRA_DH_ARGUMENTS)

override_dh_gencontrol:
	dh_gencontrol -- $(DH_GENCONTROL_ARGS)

override_dh_auto_configure:
	dh_auto_configure -- $(EXTRA_CMAKE_ARGUMENTS)

override_dh_auto_clean: debian/control
	dh_auto_clean
	find Source Tools -type f -name "*.pyc" -exec rm {} \;
	find Source Tools -depth -type d -name __pycache__ -exec rmdir {} \;

# Create dummy doc directories in case the "nodoc" build option is set.
override_dh_install-indep:
	mkdir -p debian/tmp/usr/share/doc/wpe-webkit-2.0
	touch debian/tmp/usr/share/doc/wpe-webkit-2.0/index.html
	mkdir -p debian/tmp/usr/share/doc/wpe-web-process-extension-2.0
	touch debian/tmp/usr/share/doc/wpe-web-process-extension-2.0/index.html
	mkdir -p debian/tmp/usr/share/doc/wpe-javascriptcore-2.0
	touch debian/tmp/usr/share/doc/wpe-javascriptcore-2.0/index.html
	dh_install -i
	jdupes -rl debian/libwpewebkit-doc/usr

override_dh_shlibdeps:
	dh_shlibdeps -XMiniBrowser

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

override_dh_auto_test: