# Template file for 'chromium'
pkgname=chromium
# See http://www.chromium.org/developers/calendar for the latest version
version=70.0.3538.102
revision=1
short_desc="Google's attempt at creating a safer, faster, and more stable browser"
maintainer="Rasmus Thomsen <rasmus.thomsen@protonmail.com>"
homepage="https://www.chromium.org/"
license="BSD-3-Clause"
distfiles="https://commondatastorage.googleapis.com/chromium-browser-official/${pkgname}-${version}.tar.xz"
checksum=4da454035e271ee9bf4d65309191be5e3c589ba29c330cd0aa2721a63e1bac2a

only_for_archs="i686 x86_64 x86_64-musl"
lib32disabled=yes
nodebug=yes
nopie=yes  # contains tools that are not PIE, enables PIE itself

build_options="clang jumbo_build"
desc_option_clang="Use clang to build"
desc_option_jumbo_build="Do a jumbo build, needs way more RAM but builds way faster"

hostmakedepends="$(vopt_if clang clang) yasm python pkg-config perl gperf bison ninja nodejs hwids
 libatomic-devel libevent-devel libglib-devel"
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 pulseaudio-devel nss-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 harfbuzz-devel opus-devel
 ffmpeg-devel"
depends="libexif hwids desktop-file-utils hicolor-icon-theme"

build_options_default="jumbo_build"

# Chromium's VAAPI stuff doesn't build on i686
if [ "${XBPS_TARGET_MACHINE}" != "i686" ]; then
	makedepends+=" libva-devel"
fi

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

	if [ "${XBPS_TARGET_MACHINE}" != "i686" ]; then
		patch -Np0 -i "${FILESDIR}"/chromium-enable-vaapi.patch
	fi

	# 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 device/usb/BUILD.gn

	# use system nodejs
	mkdir -p third_party/node/linux/node-linux-x64/bin
	ln -sf /usr/bin/node third_party/node/linux/node-linux-x64/bin/node

	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
}
do_configure() {
	local system="" conf=()
	export -n CFLAGS CXXFLAGS LDFLAGS

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

	# 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
	# use_system_libvpx=1
	# bzip2 jsoncpp minizip xdg_utils speex
	system="
		ffmpeg
		flac
		fontconfig
		harfbuzz-ng
		libdrm
		libevent
		libjpeg
		libpng
		libwebp
		libxml
		libxslt
		opus
		re2
		snappy
		yasm
	"

	# 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/yasm/run_yasm.py' \
			\! -regex '.*\.\(gn\|gni\|isolate\|py\)' \
			-delete
	done

	# switch to system provided dependencies
	python2 build/linux/unbundle/replace_gn_files.py --system-libraries ${system}

	python2 third_party/libaddressinput/chromium/tools/update-strings.py

	# Google API keys (see http://www.chromium.org/developers/how-tos/api-keys)
	# Note: These are for Void Linux use ONLY.
	conf+=(
		'google_api_key="AIzaSyA9gWazKaHaNIPPg2hrMj6_ZSG8AFmq738"'
		'google_default_client_id="126659149423-hoo6ickbk3p1u2qjsdsp0ddciurfvb4t.apps.googleusercontent.com"'
		'google_default_client_secret="_ozIx2D-DKm_se_2NPwV4l5b"'
	)

	conf+=(
		'enable_nacl=false'
		'enable_nacl_nonsfi=false'
		"is_clang=$(vopt_if clang true false)"
		'is_debug=false'
		'clang_use_chrome_plugins=false'
		'custom_toolchain="//build/toolchain/linux/unbundle:default"'
		'host_toolchain="//build/toolchain/linux/unbundle:default"'
		'remove_webcore_debug_symbols=true'
		'symbol_level=0'
		'icu_use_data_file=true'
		'use_allocator="none"'
		'use_allocator_shim=false'
		'use_cups=true'
		'use_pulseaudio=true'
		'use_sysroot=false'
		'use_system_harfbuzz=true'
		'enable_widevine=true'
		'enable_hangout_services_extension=true'
		'is_desktop_linux=true'
	)

	#  Jumbo/Unity builds: https://chromium.googlesource.com/chromium/src/+/master/docs/jumbo.md
	conf+=( "use_jumbo_build=$(vopt_if jumbo_build true false)" )

	# Enable VAAPI. Doesn't compile on i686
	if [ "${XBPS_TARGET_MACHINE}" != "i686" ]; then
		conf+=(
			'use_vaapi=true'
		)
	fi

	# Use explicit library dependencies instead of dlopen.
	# GN only has "link_pulseaudio", the other options used before are not available atm
	# linux_link_cups=true
	# linux_link_gsettings=true
	# linux_link_libpci=true
	# linux_link_libspeechd=true
	# libspeechd_h_prefix=\"speech-dispatcher/\""
	conf+=( 'link_pulseaudio=true' )

	# Never use bundled binutils/gold binary.
	conf+=(
		"binutils_path=\"${XBPS_CROSS_BASE}/usr/bin\""
		"gold_path=\"${XBPS_CROSS_BASE}/usr/bin/ld.gold\""
		'linux_use_bundled_binutils=false'
		'use_custom_libcxx=false'
		'use_lld=false'
	)

	# XXX: gold broken with musl
	case "${XBPS_TARGET_MACHINE}" in
	*-musl) conf+=( 'use_gold=false' ) ;;
	*) conf+=( 'use_gold=true' ) ;;
	esac

	# Always support proprietary codecs.
	# Enable H.264 support in bundled ffmpeg.
	conf+=(
		'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.
	conf+=(
		'treat_warnings_as_errors=false'
		'fatal_linker_warnings=false'
	)

	# Save space by removing DLOG and DCHECK messages (about 6% reduction).
	# conf+=" logging_like_official_build=true"
	conf+=( fieldtrial_testing_like_official_build=true )

	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"' ) ;;
	esac

	AR="ar" CC=$CC_FOR_BUILD CXX=$CXX_FOR_BUILD LD=$CXX_FOR_BUILD \
	python2 tools/gn/bootstrap/bootstrap.py -s -v \
		--gn-gen-args "${conf[*]}"

	out/Release/gn gen out/Release --args="${conf[*]}"
}
do_build() {
	ninja -C out/Release ${makejobs} chrome chromedriver mksnapshot
}
do_install() {
	vinstall out/Release/chrome 755 usr/lib/${pkgname} ${pkgname}
	vinstall out/Release/chromedriver 755 usr/lib/${pkgname} chromedriver

	cp out/Release/{*.pak,*.bin} ${DESTDIR}/usr/lib/chromium
	cp -a out/Release/locales ${DESTDIR}/usr/lib/chromium

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

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

	for size in 22 24 48 64 128 256; do
		install -Dm644 "chrome/app/theme/chromium/product_logo_${size}.png" \
		${DESTDIR}/usr/share/icons/hicolor/${size}x${size}/apps/chromium.png
	done
	for size in 16 32; do
		install -Dm644 "chrome/app/theme/default_100_percent/chromium/product_logo_${size}.png" \
		${DESTDIR}/usr/share/icons/hicolor/${size}x${size}/apps/chromium.png
	done

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