opt/chromium/Pkgfile

# Description: Open source version of Google Chrome web browser.
# URL: http://chromium.org/
# Maintainer: CRUX System Team, core-ports at crux dot nu
# Depends on: clang dbus-glib gperf gtk gtk3 libexif libgcrypt libvpx libwebp nodejs nss pciutils speech-dispatcher xorg-libxscrnsaver xorg-libxt

name=chromium
version=65.0.3325.181
release=1
source=(https://commondatastorage.googleapis.com/$name-browser-official/$name-$version.tar.xz
	last-commit-position.patch $name.sh
	chromium-skia-harmony.patch
	chromium-clang-r2.patch
	chromium-math.h-r0.patch
	chromium-stdint.patch)

build() {
	cd $name-$version

	if [ -n "$(pkginfo -i | grep '^ccache ')" ]; then
		# Avoid falling back to preprocessor mode when sources contain time macros
		export CCACHE_SLOPPINESS=time_macros
	fi

	export CFLAGS="$CFLAGS $(pkg-config --cflags nspr)"
	export LDFLAGS="$LDFLAGS $(pkg-config --libs nspr)"

	export CC=clang
	export CXX=clang++
	export AR=ar
	export NM=nm

	# we don't use git sources
	patch -p1 -i $SRC/last-commit-position.patch

	wget https://chromium.googlesource.com/chromium/src.git/+/$version?format=TEXT -O ../chromium-$version.txt
	# https://crbug.com/710701
	local _chrome_build_hash=$(base64 -d ../chromium-$version.txt |
		grep -Po '^parent \K[0-9a-f]{40}$')
	if [[ -z $_chrome_build_hash ]]; then
		error "Unable to find Chrome build hash."
		return 1
	fi
	echo "LASTCHANGE=$_chrome_build_hash-" >build/util/LASTCHANGE

	CFLAGS+='   -fno-unwind-tables -fno-asynchronous-unwind-tables -Wno-parentheses-equality -Wno-unused-command-line-argument'
	CXXFLAGS+=' -fno-unwind-tables -fno-asynchronous-unwind-tables -Wno-parentheses-equality -Wno-unused-command-line-argument'
	CPPFLAGS+=' -DNO_UNWIND_TABLES'

	# https://crbug.com/skia/6663#c10
	patch -p4 -i $SRC/chromium-skia-harmony.patch

	# Fixes from Gentoo
	patch -p1 -i $SRC/chromium-clang-r2.patch
	patch -p1 -i $SRC/chromium-math.h-r0.patch
	patch -p1 -i $SRC/chromium-stdint.patch

	# Remove compiler flags not supported by our system clang
	sed -i \
		-e '/"-Wno-enum-compare-switch"/d' \
		-e '/"-Wno-null-pointer-arithmetic"/d' \
		-e '/"-Wno-tautological-unsigned-zero-compare"/d' \
		-e '/"-Wno-tautological-constant-compare"/d' \
		-e '/"-fno-delete-null-pointer-checks"/d' \
		-e '/"-Wno-maybe-uninitialized"/d' \
		build/config/compiler/BUILD.gn

	mkdir -p third_party/node/linux/node-linux-x64/bin
	ln -s /usr/bin/node third_party/node/linux/node-linux-x64/bin/

	local gn_system_libraries=(
		#libdrm
		#libjpeg
		#libpng
		libvpx
		libwebp
		# libxml
		yasm
		# zlib
		# bzip2
        )

	local ULIB
	for ULIB in ${gn_system_libraries[@]}; do
		find -type f -path "*third_party/$ULIB/*" \
		\! -path "*third_party/$ULIB/chromium/*" \
		\! -path "*third_party/$ULIB/google/*" \
		\! -regex '.*\.\(gn\|gni\|isolate\|py\)' \
		-delete
	done

	/usr/bin/python2 build/linux/unbundle/replace_gn_files.py \
		--system-libraries ${gn_system_libraries[@]}

	# Chromium issue #386097
	/usr/bin/python2 third_party/libaddressinput/chromium/tools/update-strings.py

	local _gn_args=(
		'custom_toolchain="//build/toolchain/linux/unbundle:default"'
		'host_toolchain="//build/toolchain/linux/unbundle:default"'
		'is_clang=false'
		'clang_use_chrome_plugins=false'
		'is_debug=false'
		'fatal_linker_warnings=false'
		'treat_warnings_as_errors=false'
		'fieldtrial_testing_like_official_build=true'
		'remove_webcore_debug_symbols=true'
		'ffmpeg_branding="Chrome"'
		'proprietary_codecs=true'
		'link_pulseaudio=false'
		'use_gnome_keyring=false'
		'use_gold=false'
		'use_lld=false'
		'use_sysroot=false'
		'use_bundled_fontconfig=false'
		'linux_use_bundled_binutils=false'
		'use_custom_libcxx=true'
		'enable_hangout_services_extension=true'
		'enable_widevine=false'
		'enable_nacl=false'
		'enable_swiftshader=false'
		'use_cups=false'
		'use_gconf=false'
		'use_gnome_keyring=false'
		'use_kerberos=false'
		'use_pulseaudio=false'
	)

	/usr/bin/python2 tools/gn/bootstrap/bootstrap.py -s -v --no-clean
	out/Release/gn gen out/Release --args="${_gn_args[*]}" --script-executable=/usr/bin/python2

	ninja -j ${JOBS-1} -C out/Release chrome chrome_sandbox

	install -m 0755 -D out/Release/chrome $PKG/usr/lib/$name/$name
	install -m 4755 -o root -g root -D out/Release/chrome_sandbox $PKG/usr/lib/$name/chrome-sandbox
	install -m 0644 -D out/Release/*.pak $PKG/usr/lib/$name
	install -d $PKG/usr/lib/$name/locales
	install -m 0644 out/Release/locales/en-US.pak $PKG/usr/lib/$name/locales
	cp -a out/Release/resources $PKG/usr/lib/$name

	install -m 0644 -D chrome/installer/linux/common/desktop.template $PKG/usr/share/applications/$name.desktop
	install -m 0644 -D chrome/app/resources/manpage.1.in $PKG/usr/share/man/man1/$name.1

	sed -i \
		-e "s/@@MENUNAME@@/Chromium/g" \
		-e "s/@@PACKAGE@@/chromium/g" \
		-e "s/@@USR_BIN_SYMLINK_NAME@@/chromium/g" \
		$PKG/usr/share/applications/$name.desktop \
		$PKG/usr/share/man/man1/$name.1

	# fix v8 natives
	cp -a out/Release/{natives,snapshot}_blob.bin $PKG/usr/lib/$name

	for size in 16 32; do
		install -m 0644 -D chrome/app/theme/default_100_percent/$name/product_logo_${size}.png \
		$PKG/usr/share/icons/hicolor/${size}x${size}/apps/$name.png
	done

	for size in 22 24 48 64 128 256; do
		install -m 0644 -D chrome/app/theme/$name/product_logo_${size}.png \
		$PKG/usr/share/icons/hicolor/${size}x${size}/apps/$name.png
	done

	# fix icu installation
	install -m 0644 -D out/Release/icudtl.dat $PKG/usr/lib/$name/icudtl.dat

	install -m 0755 -D $SRC/$name.sh $PKG/usr/bin/$name
}