# Template file for 'chromium'
pkgname=chromium
# See https://chromiumdash.appspot.com/releases?platform=Linux for the latest version
version=94.0.4606.61
revision=1
archs="i686* x86_64* aarch64* armv7l* ppc64le*"
short_desc="Google's attempt at creating a safer, faster, and more stable browser"
maintainer="Enno Boland <gottox@voidlinux.org>"
license="BSD-3-Clause"
homepage="https://www.chromium.org/"
distfiles="https://commondatastorage.googleapis.com/chromium-browser-official/${pkgname}-${version}.tar.xz"
checksum=6446db535c02c461c7e5c8d294a0300db03abba791f97f0c70bc52255aedb9bf
nocross=yes

lib32disabled=yes

build_options="clang debug js_optimize vaapi pulseaudio sndio pipewire"
build_options_default="clang js_optimize vaapi pulseaudio pipewire"
desc_option_clang="Use clang to build"
desc_option_debug="Build with debug symbols"
desc_option_js_optimize="Optimize the JS used for Chromium's UI"
desc_option_vaapi="Enable support for VA-API"
desc_option_pulseaudio="Enable support for PulseAudio"
desc_option_sndio="Enable support for sndio"
desc_option_pipewire="Enable support for screen sharing for WebRTC via PipeWire"

hostmakedepends="$(vopt_if clang "clang lld llvm12") python pkgconf perl gperf bison ninja nodejs hwids
 libatomic-devel libevent-devel libglib-devel $(vopt_if js_optimize openjdk)"
makedepends="libpng-devel gtk+-devel gtk+3-devel nss-devel pciutils-devel
 libXi-devel libgcrypt-devel libgnome-keyring-devel cups-devel elfutils-devel
 libXcomposite-devel speech-dispatcher-devel libXrandr-devel mit-krb5-devel
 libXScrnSaver-devel alsa-lib-devel snappy-devel libdrm-devel
 libxml2-devel libxslt-devel $(vopt_if pulseaudio pulseaudio-devel) libexif-devel
 libXcursor-devel libflac-devel speex-devel libmtp-devel libwebp-devel
 libjpeg-turbo-devel libevent-devel json-c-devel harfbuzz-devel
 minizip-devel jsoncpp-devel zlib-devel libcap-devel libXdamage-devel
 re2-devel fontconfig-devel freetype-devel opus-devel
 ffmpeg-devel libva-devel python-setuptools xcb-proto libcurl-devel
 $(vopt_if pipewire pipewire-devel) $(vopt_if sndio sndio-devel)"
depends="libexif hwids desktop-file-utils hicolor-icon-theme xdg-utils"

case "$XBPS_TARGET_MACHINE" in
	ppc64*-musl) makedepends+=" libucontext-devel" ;;
esac

post_patch() {
	if [ "$XBPS_TARGET_LIBC" = "musl" ]; then
		for f in "${FILESDIR}"/musl-patches/*.patch; do
			echo "Applying $f"
			patch -Np0 -i "$f"
		done
	fi

	case "${XBPS_TARGET_MACHINE}" in
	i686*)
		for f in "${FILESDIR}"/i686-patches/*.patch; do
			echo "Applying $f"
			patch -Np0 -i "$f"
		done
		;;
	esac

	# Use the file at run time instead of effectively compiling it in
	sed 's|//third_party/usb_ids/usb.ids|/usr/share/hwdata/usb.ids|g' \
		-i services/device/public/cpp/usb/BUILD.gn

	if [ -z "$build_option_clang" ]; then
		# Work around bug in blink in which GCC 6 optimizes away null pointer checks
		# https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=833524
		# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68853#c2
		sed -i '/config("compiler")/ a cflags_cc = [ "-fno-delete-null-pointer-checks" ]' \
			build/config/linux/BUILD.gn
	fi

	# prevent annoying errors when regenerating gni
	vsed -i 's,^update_readme$,#update_readme,' \
		third_party/libvpx/generate_gni.sh

	# allow system dependencies in "official builds"
	vsed -i 's/OFFICIAL_BUILD/GOOGLE_CHROME_BUILD/' \
		tools/generate_shim_headers/generate_shim_headers.py
}
do_configure() {
	local system="" conf=()
	export -n CFLAGS CXXFLAGS LDFLAGS

	if [ "$build_option_clang" ]; then
		export CC=clang
		export CXX=clang++
	fi

	export LDFLAGS="-pthread"

	# compile gn early, so it can be used to generate gni stuff
	AR="ar" CC=$CC_FOR_BUILD CXX=$CXX_FOR_BUILD LD=$CXX_FOR_BUILD \
	tools/gn/bootstrap/bootstrap.py --skip-generate-buildfiles

	# we need to generate ppc64 stuff for libvpx as it's not shipped
	# this has to be done before unbundling, but after gn is built
	# comment out if we switch back to system libvpx again later
	case "$XBPS_TARGET_MACHINE" in
		ppc64*)
			pushd third_party/libvpx
			mkdir -p source/config/linux/ppc64
			# need PATH to find gn
			PATH="${wrksrc}/out/Release:$PATH" ./generate_gni.sh || \
				msg_error "failed to generate libvpx gni"
			popd
			;;
	esac

	# Use system-provided libraries.
	# TODO: use_system_hunspell (upstream changes needed).
	# TODO: use_system_libsrtp.
	# TODO: use_system_libusb (http://crbug.com/266149).
	# TODO: use_system_ssl (http://crbug.com/58087).
	# TODO: use_system_sqlite (http://crbug.com/22208).
	# TODO: use_system_icu (segfaults)
	# XXX xtraeme: broken currently
	# use_system_protobuf
	# use_system_v8=1
	# use_system_zlib=1
	# bzip2 jsoncpp minizip xdg_utils speex
	system="
		ffmpeg
		flac
		fontconfig
		freetype
		harfbuzz-ng
		libdrm
		libevent
		libjpeg
		libpng
		libwebp
		libxml
		libxslt
		opus
		re2
		snappy
	"

	# remove build scripts for system provided dependencies - basically does the
	# same as the bundeled script to remove bundeled libs, but this way we don't
	# have to list the remaining libs
	for LIB in ${system} libjpeg_turbo; do
		find -type f -path "*third_party/$LIB/*" \
			\! -path "*third_party/$LIB/chromium/*" \
			\! -path "*third_party/$LIB/google/*" \
			\! -path './base/third_party/icu/*' \
			\! -path './third_party/pdfium/third_party/freetype/include/pstables.h' \
			\! -path './third_party/harfbuzz-ng/utils/hb_scoped.h' \
			\! -regex '.*\.\(gn\|gni\|isolate\|py\)' \
			-delete
	done

	# switch to system provided dependencies
	build/linux/unbundle/replace_gn_files.py --system-libraries ${system}

	third_party/libaddressinput/chromium/tools/update-strings.py

	conf=(
		'enable_nacl=false'
		'enable_nacl_nonsfi=false'

		'use_sysroot=false'
		'custom_toolchain="//build/toolchain/linux/unbundle:default"'
		'host_toolchain="//build/toolchain/linux/unbundle:default"'

		"is_clang=$(vopt_if clang true false)"
		"use_lld=$(vopt_if clang true false)"
		'clang_use_chrome_plugins=false'
		'clang_base_path="/usr"'

		"gold_path=\"${XBPS_CROSS_BASE}/usr/bin/ld.gold\""
		'use_custom_libcxx=false'
		'use_gold=false'

		# is_debug makes the build a debug build, changes some things.
		# might be useful for real debugging vs just debug symbols.
		"is_debug=false"
		"blink_symbol_level=$(vopt_if debug 1 0)"
		"symbol_level=$(vopt_if debug 1 0)"

		'icu_use_data_file=true'

		'use_allocator="none"'
		'use_allocator_shim=false'

		'enable_widevine=true'
		'enable_hangout_services_extension=true'

		'use_system_harfbuzz=true'

		'use_cups=true'

		"use_vaapi=$(vopt_if vaapi true false)"

		# https://chromium.googlesource.com/chromium/src/+/master/docs/closure_compilation.md
		"enable_js_type_check=$(vopt_if js_optimize true false)"

		"use_pulseaudio=$(vopt_if pulseaudio true false)"
		"link_pulseaudio=$(vopt_if pulseaudio true false)"

		"rtc_use_pipewire=$(vopt_if pipewire true false)"

		"use_sndio=$(vopt_if sndio true false)"

		# Always support proprietary codecs.
		# Enable H.264 support in bundled ffmpeg.
		'proprietary_codecs=true'
		'ffmpeg_branding="Chrome"'

		# Make sure that -Werror doesn't get added to CFLAGS by the build system.
		# Depending on GCC version the warnings are different and we don't want
		# the build to fail because of that.
		'treat_warnings_as_errors=false'
		'fatal_linker_warnings=false'

		# Save space by removing DLOG and DCHECK messages (about 6% reduction).
		# 'logging_like_official_build=true'
		'disable_fieldtrial_testing_config=true'

		'is_official_build=true'

		# segfaults with llvm-12.0.1
		'is_cfi=false'
		'use_thin_lto=false'
		'use_cfi_icall=false'
		'chrome_pgo_phase=0'
	)

	# this does not work on ppc64 yet
	case "$XBPS_TARGET_MACHINE" in
		ppc64*) conf+=( "enable_jxl_decoder=false" );;
	esac

	case "${XBPS_TARGET_MACHINE}" in
		x86_64*) conf+=( 'target_cpu="x64"' ) ;;
		i686*) conf+=( 'target_cpu="x86"' ) ;;
		arm*) conf+=( 'target_cpu="arm"' ) ;;
		aarch64*) conf+=( 'target_cpu="arm64"' ) ;;
		ppc64*) conf+=( 'target_cpu="ppc64"' ) ;;
	esac

	if [ "$build_option_clang" ]; then
		export CC=clang
		export CXX=clang++
		export AR=llvm-ar
		export NM=llvm-nm
		export CFLAGS="-Wno-unknown-warning-option"
		export CXXFLAGS="-Wno-unknown-warning-option"
	fi

	out/Release/gn gen out/Release --args="${conf[*]}"
}
do_build() {
	if [ "$build_option_clang" ]; then
		export CC=clang
		export CXX=clang++
		export AR=llvm-ar
		export NM=llvm-nm
		export CFLAGS="-Wno-unknown-warning-option"
		export CXXFLAGS="-Wno-unknown-warning-option"
	fi

	ninja -C out/Release ${makejobs} chrome chromedriver mksnapshot chrome_crashpad_handler
}
do_install() {
	vinstall out/Release/chrome 755 usr/lib/${pkgname} ${pkgname}
	vinstall out/Release/chrome_crashpad_handler 755 usr/lib/${pkgname} chrome_crashpad_handler
	vinstall out/Release/chromedriver 755 usr/lib/${pkgname} chromedriver
	vinstall out/Release/libEGL.so 755 usr/lib/${pkgname} libEGL.so
	vinstall out/Release/libGLESv2.so 755 usr/lib/${pkgname} libGLESv2.so

	vcopy "out/Release/*.bin" usr/lib/chromium
	vcopy "out/Release/*.pak" usr/lib/chromium

	vmkdir usr/lib/chromium/locales
	vcopy "out/Release/locales/*.pak" usr/lib/chromium/locales

	vmkdir usr/lib/chromium/swiftshader
	vcopy "out/Release/swiftshader/*.so" usr/lib/chromium/swiftshader

	vinstall ${FILESDIR}/chromium.desktop 644 usr/share/applications

	vinstall out/Release/icudtl.dat 0644 usr/lib/chromium

	for size in 24 48 64 128 256; do
		vinstall "chrome/app/theme/chromium/product_logo_${size}.png" \
			644 \
			usr/share/icons/hicolor/${size}x${size}/apps chromium.png
	done
	for size in 16 32; do
		vinstall "chrome/app/theme/default_100_percent/chromium/product_logo_${size}.png" \
			644 \
			usr/share/icons/hicolor/${size}x${size}/apps chromium.png
	done

	vbin ${FILESDIR}/chromium.sh chromium
	vlicense LICENSE
	ln -sf /usr/lib/chromium/chromedriver ${DESTDIR}/usr/bin/chromedriver
}
