PKGBUILDs/extra/chromium/PKGBUILD

# $Id$
# Maintainer: Evangelos Foutras <evangelos@foutrelis.com>
# Contributor: Pierre Schmitz <pierre@archlinux.de>
# Contributor: Jan "heftig" Steffens <jan.steffens@gmail.com>
# Contributor: Daniel J Griffiths <ghost1227@archlinux.us>

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - makeflags to -j4 on v7, RAM constraints
#  - patch to fix GN ARM toolchain definitions
#  - remove makedepend on clang, build with gcc

buildarch=12
highmem=1

pkgname=chromium
pkgver=65.0.3325.181
pkgrel=6
_launcher_ver=6
pkgdesc="A web browser built for speed, simplicity, and security"
arch=('i686' 'x86_64' 'armv7h' 'aarch64')
url="https://www.chromium.org/Home"
license=('BSD')
depends=('gtk3' 'nss' 'alsa-lib' 'xdg-utils' 'libxss' 'libcups' 'libgcrypt'
         'ttf-font' 'systemd' 'dbus' 'libpulse' 'pciutils' 'json-glib'
         'desktop-file-utils' 'hicolor-icon-theme')
makedepends=('python' 'python2' 'gperf' 'yasm' 'mesa' 'ninja' 'nodejs' 'git')
optdepends=('kdialog: needed for file dialogs in KDE'
            'gnome-keyring: for storing passwords in GNOME keyring'
            'kwallet: for storing passwords in KWallet')
install=chromium.install
source=(https://commondatastorage.googleapis.com/chromium-browser-official/$pkgname-$pkgver.tar.xz
        chromium-launcher-$_launcher_ver.tar.gz::https://github.com/foutrelis/chromium-launcher/archive/v$_launcher_ver.tar.gz
        chromium-$pkgver.txt::https://chromium.googlesource.com/chromium/src.git/+/$pkgver?format=TEXT
        fix-crash-in-is_cfi-true-builds-with-unbundled-ICU.patch
        allow-stat-in-Linux-for-GPU-process-for-a-list-of-files.patch
        fix-frame-buttons-rendering-too-large-when-using-OSX.patch
        send-GSB-before-switching-to-mainthread-scrolling-in.patch
        chromium-skia-harmony.patch
        chromium-clang-r2.patch
        chromium-math.h-r0.patch
        chromium-stdint.patch
        chromium-widevine.patch
        0001-ARM-toolchain-fixes.patch
        0002-GCC-build-fix-mark-is_trivially_copy_constructible-f.patch
        0003-Workaround-for-g-7-is_trivially_copy_constructible-f.patch
        0004-GCC-build-fix-base-Optional-T-requires-the-full-decl.patch
        0005-GCC-IDB-methods-String-renamed-to-GetString.patch
        0006-GCC-PlaybackImageProvider-Settings-explicitely-set-c.patch
        0007-Fix-non-copyable-class-s-optional-move.patch
        0008-Implement-conditional-copy-move-ctors-assign-operato.patch
        0009-Clear-the-testing-provider-on-shutdown.patch
        0010-cleanup-how-ConfigurationPolicyProviders-are-set.patch
        skia_buildfix.patch)
sha256sums=('93666448c6b96ec83e6a35a64cff40db4eb92a154fe1db4e7dab4761d0e38687'
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            '2cc6abc906f267a6c2621a793dffd20d99b3d7f017bd574c79dbe7ef8f6f8730'
            'df836800052c1a9a29b048cffb542169a9f4dfe0383207322a2d85fa87c9423e'
            '3da0ab55bf92307fe80ed7c9cce6443f5bebc96ba50e751d24f7302786a0406e')

# Possible replacements are listed in build/linux/unbundle/replace_gn_files.py
# Keys are the names in the above script; values are the dependencies in Arch
declare -gA _system_libs=(
  [ffmpeg]=ffmpeg
  [flac]=flac
  [fontconfig]=fontconfig
  [freetype]=freetype2
  [harfbuzz-ng]=harfbuzz
  [icu]=icu
  [libdrm]=
  [libjpeg]=libjpeg
  #[libpng]=libpng            # https://crbug.com/752403#c10
  [libvpx]=libvpx
  [libwebp]=libwebp
  #[libxml]=libxml2           # https://crbug.com/736026
  [libxslt]=libxslt
  [opus]=opus
  [re2]=re2
  [snappy]=snappy
  [yasm]=
  [zlib]=minizip
)
_unwanted_bundled_libs=(
  ${!_system_libs[@]}
  ${_system_libs[libjpeg]+libjpeg_turbo}
)
depends+=(${_system_libs[@]})

# Google API keys (see https://www.chromium.org/developers/how-tos/api-keys)
# Note: These are for Arch Linux use ONLY. For your own distribution, please
# get your own set of keys.
#  - Arch Linux ARM has obtained permission to use the Arch Linux keys.
_google_api_key=AIzaSyDwr302FpOSkGRpLlUpPThNTDPbXcIn_FM
_google_default_client_id=413772536636.apps.googleusercontent.com
_google_default_client_secret=0ZChLK6AxeA3Isu96MkwqDR4

prepare() {
  cd "$srcdir/$pkgname-$pkgver"

  # https://crbug.com/710701
  local _chrome_build_hash=$(base64 -d ../chromium-$pkgver.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

  # Allow building against system libraries in official builds
  sed -i 's/OFFICIAL_BUILD/GOOGLE_CHROME_BUILD/' \
    tools/generate_shim_headers/generate_shim_headers.py

  # Arch Linux ARM fixes
  patch -Np1 -i ../0001-ARM-toolchain-fixes.patch
  patch -Np1 -i ../0002-GCC-build-fix-mark-is_trivially_copy_constructible-f.patch
  patch -Np1 -i ../0003-Workaround-for-g-7-is_trivially_copy_constructible-f.patch
  patch -Np1 -i ../0004-GCC-build-fix-base-Optional-T-requires-the-full-decl.patch
  patch -Np1 -i ../0005-GCC-IDB-methods-String-renamed-to-GetString.patch
  patch -Np1 -i ../0006-GCC-PlaybackImageProvider-Settings-explicitely-set-c.patch
  patch -Np1 -i ../0007-Fix-non-copyable-class-s-optional-move.patch
  patch -Np1 -i ../0008-Implement-conditional-copy-move-ctors-assign-operato.patch
  patch -Np1 -i ../0009-Clear-the-testing-provider-on-shutdown.patch
  patch -Np1 -i ../0010-cleanup-how-ConfigurationPolicyProviders-are-set.patch
  patch -Np1 -i ../skia_buildfix.patch

  [[ $CARCH == "armv7h" ]] && MAKEFLAGS="-j4" && CFLAGS=`echo $CFLAGS | sed -e 's/vfpv3-d16/neon/'` && CXXFLAGS="$CFLAGS"

  # Enable support for the Widevine CDM plugin
  # libwidevinecdm.so is not included, but can be copied over from Chrome
  # (Version string doesn't seem to matter so let's go with "Pinkie Pie")
  sed "s/@WIDEVINE_VERSION@/Pinkie Pie/" ../chromium-widevine.patch |
    patch -Np1

  # https://crbug.com/822820
  patch -Np1 -i ../fix-crash-in-is_cfi-true-builds-with-unbundled-ICU.patch

  # https://crbug.com/817400
  patch -Np1 -i ../allow-stat-in-Linux-for-GPU-process-for-a-list-of-files.patch

  # https://crbug.com/821881
  patch -Np1 -i ../fix-frame-buttons-rendering-too-large-when-using-OSX.patch

  # https://crbug.com/797708
  patch -Np1 -i ../send-GSB-before-switching-to-mainthread-scrolling-in.patch

  # https://crbug.com/skia/6663#c10
  patch -Np4 -i ../chromium-skia-harmony.patch

  # Fixes from Gentoo
  patch -Np1 -i ../chromium-clang-r2.patch
  patch -Np1 -i ../chromium-math.h-r0.patch
  patch -Np1 -i ../chromium-stdint.patch

  # Force script incompatible with Python 3 to use /usr/bin/python2
  sed -i '1s|python$|&2|' third_party/dom_distiller_js/protoc_plugins/*.py

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

  # Remove bundled libraries for which we will use the system copies; this
  # *should* do what the remove_bundled_libraries.py script does, with the
  # added benefit of not having to list all the remaining libraries
  local _lib
  for _lib in ${_unwanted_bundled_libs[@]}; do
    find -type f -path "*third_party/$_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 '.*\.\(gn\|gni\|isolate\)' \
      -delete
  done

  python2 build/linux/unbundle/replace_gn_files.py \
    --system-libraries "${!_system_libs[@]}"
}

build() {
  make -C chromium-launcher-$_launcher_ver

  cd "$srcdir/$pkgname-$pkgver"

  if check_buildoption ccache y; then
    # Avoid falling back to preprocessor mode when sources contain time macros
    export CCACHE_SLOPPINESS=time_macros
  fi

  local _flags=(
    'is_clang=false'
    'clang_use_chrome_plugins=false'
    'is_official_build=true' # implies is_cfi=true on x86_64
    'is_cfi=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=true'
    'use_gnome_keyring=false'
    'use_gold=false'
    'use_lld=false'
    'use_sysroot=false'
    'linux_use_bundled_binutils=false'
    'use_custom_libcxx=false'
    'enable_hangout_services_extension=true'
    'enable_widevine=true'
    'enable_nacl=false'
    'enable_swiftshader=false'
    "google_api_key=\"${_google_api_key}\""
    "google_default_client_id=\"${_google_default_client_id}\""
    "google_default_client_secret=\"${_google_default_client_secret}\""
  )

  # Facilitate deterministic builds (taken from build/config/compiler/BUILD.gn)
  CFLAGS+='   -Wno-builtin-macro-redefined'
  CXXFLAGS+=' -Wno-builtin-macro-redefined'
  CPPFLAGS+=' -D__DATE__=  -D__TIME__=  -D__TIMESTAMP__='

  if check_option strip y; then
    _flags+=('symbol_level=0')

    # Mimic exclude_unwind_tables=true
    CFLAGS+='   -fno-unwind-tables -fno-asynchronous-unwind-tables'
    CXXFLAGS+=' -fno-unwind-tables -fno-asynchronous-unwind-tables'
    CPPFLAGS+=' -DNO_UNWIND_TABLES'
  fi

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

  ninja -C out/Release chrome chrome_sandbox chromedriver widevinecdmadapter
}

package() {
  cd chromium-launcher-$_launcher_ver
  make PREFIX=/usr DESTDIR="$pkgdir" install
  install -Dm644 LICENSE \
    "$pkgdir/usr/share/licenses/chromium/LICENSE.launcher"

  cd "$srcdir/$pkgname-$pkgver"

  install -D out/Release/chrome "$pkgdir/usr/lib/chromium/chromium"
  install -Dm4755 out/Release/chrome_sandbox "$pkgdir/usr/lib/chromium/chrome-sandbox"
  ln -s /usr/lib/chromium/chromedriver "$pkgdir/usr/bin/chromedriver"

  install -Dm644 chrome/installer/linux/common/desktop.template \
    "$pkgdir/usr/share/applications/chromium.desktop"
  install -Dm644 chrome/app/resources/manpage.1.in \
    "$pkgdir/usr/share/man/man1/chromium.1"
  sed -i \
    -e "s/@@MENUNAME@@/Chromium/g" \
    -e "s/@@PACKAGE@@/chromium/g" \
    -e "s/@@USR_BIN_SYMLINK_NAME@@/chromium/g" \
    "$pkgdir/usr/share/applications/chromium.desktop" \
    "$pkgdir/usr/share/man/man1/chromium.1"

  cp \
    out/Release/{chrome_{100,200}_percent,resources}.pak \
    out/Release/{*.bin,chromedriver,libwidevinecdmadapter.so} \
    "$pkgdir/usr/lib/chromium/"
  install -Dm644 -t "$pkgdir/usr/lib/chromium/locales" out/Release/locales/*.pak

  if [[ -z ${_system_libs[icu]+set} ]]; then
    cp out/Release/icudtl.dat "$pkgdir/usr/lib/chromium/"
  fi

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

  install -Dm644 LICENSE "$pkgdir/usr/share/licenses/chromium/LICENSE"
}

# vim:set ts=2 sw=2 et: