path: root/PKGBUILD

# Maintainer: Troplo <troplo@troplo.com>

pkgname=flowfox
_pkgname=flowfox
pkgver=131.0.4
pkgrel=1
_github_rel=131.0.4-1
url=https://github.com/Troplo/ffox
conflicts=("flowfox-bin")
pkgdesc="Fork of Firefox with minimal changes, including rebinding of default keyboard shortcuts to better match Chromium. Not affiliated with Mozilla. (Source version.)"
arch=('x86_64' 'i686')
license=(MPL GPL LGPL)
depends=(
  alsa-lib
  at-spi2-core
  bash
  cairo
  dbus
  ffmpeg
  fontconfig
  freetype2
  gcc-libs
  gdk-pixbuf2
  glib2
  glibc
  gtk3
  hicolor-icon-theme
  libpulse
  libx11
  libxcb
  libxcomposite
  libxdamage
  libxext
  libxfixes
  libxrandr
  libxss
  libxt
  mime-types
  nspr
  nss
  pango
  ttf-font
)
makedepends=(
  binutils
  cbindgen
  clang
  diffutils
  git
  imake
  inetutils
  jack
  lld
  llvm
  mesa
  nasm
  nodejs
  pciutils
  python
  rust
  unzip
  'wasi-compiler-rt>15'
  'wasi-libc++>15'
  'wasi-libc++abi>15'
  'wasi-libc>=1:0+314+a1c7c2c'
  xorg-server-xvfb
  yasm
  zip
) # pciutils: only to avoid some PGO warning
optdepends=(
  'hunspell-en_US: Spell checking, American English'
  'libnotify: Notification integration'
  'networkmanager: Location detection via available WiFi networks'
  'speech-dispatcher: Text-to-Speech'
  'xdg-desktop-portal: Screensharing with Wayland'
)
options=(!strip)
_archive="https://github.com/Troplo/ffox/archive/refs/tags/"
source_x86_64=("$_archive$_github_rel.tar.gz")
source=($_pkgname.sh
        $_pkgname.desktop
        policies.json
        default192.png)
sha256sums=('SKIP'
            'SKIP'
            'SKIP'
            'SKIP')
sha256sums_x86_64=('SKIP')

# Prepare and Build scripts based on Librewolf's PKGBUILDs
prepare() {
  mkdir -p mozbuild
  cd ffox-$_github_rel

  cp browser/config/mozconfig ../mozconfig

  cat >>../mozconfig <<END

# TODO: check things here one after another if (still) required
ac_add_options --enable-linker=lld

ac_add_options --prefix=/usr

ac_add_options --disable-bootstrap

export CC='clang'
export CXX='clang++'

# Branding
ac_add_options --with-app-name=${pkgname}
# is this one required? upstream lw doesn't use it
ac_add_options --enable-update-channel=release
# unlear?
# ac_add_options --with-app-basename=${_pkgname}

# needed? yep.
export MOZ_APP_REMOTINGNAME=${pkgname}

# System libraries
ac_add_options --with-system-nspr
ac_add_options --with-system-nss

# Features
# keep alsa option in here until merged upstream
ac_add_options --enable-alsa
ac_add_options --enable-jack

# options for ci / weaker build systems
# mk_add_options MOZ_MAKE_FLAGS="-j4"
# ac_add_options --enable-linker=gold

# wasi
ac_add_options --with-wasi-sysroot=/usr/share/wasi-sysroot
END

if [[ $CARCH == 'aarch64' ]]; then
  cat >>../mozconfig <<END
# taken from manjaro build:
ac_add_options --enable-optimize="-g0 -O2"
END

  export MOZ_DEBUG_FLAGS=" "
  export CFLAGS+=" -g0"
  export CXXFLAGS+=" -g0"
  export RUSTFLAGS="-Cdebuginfo=0"

  # we should have more than enough RAM on the CI spot instances.
  # ...or maybe not?
  export LDFLAGS+=" -Wl,--no-keep-memory"
else

  cat >>../mozconfig <<END
# Arch upstream has it in their PKGBUILD, ALARM does not for aarch64:
ac_add_options --disable-elf-hack

# might help with failing x86_64 builds?
export LDFLAGS+=" -Wl,--no-keep-memory"
END
fi

  # upstream Arch fixes

}


build() {
  cd ffox-$_github_rel

  export MACH_BUILD_PYTHON_NATIVE_PACKAGE_SOURCE=pip
  export MOZBUILD_STATE_PATH="$srcdir/mozbuild"
  export MOZ_BUILD_DATE="$(date -u${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH} +%Y%m%d%H%M%S)"
  export MOZ_NOSPAM=1
  # export PIP_NETWORK_INSTALL_RESTRICTED_VIRTUALENVS=mach # let us hope this is a working _new_ workaround for the pip env issues?

  # malloc_usable_size is used in various parts of the codebase
  CFLAGS="${CFLAGS/_FORTIFY_SOURCE=3/_FORTIFY_SOURCE=2}"
  CXXFLAGS="${CXXFLAGS/_FORTIFY_SOURCE=3/_FORTIFY_SOURCE=2}"

  # Breaks compilation since https://bugzilla.mozilla.org/show_bug.cgi?id=1896066
  CFLAGS="${CFLAGS/-fexceptions/}"
  CXXFLAGS="${CXXFLAGS/-fexceptions/}"

  # LTO needs more open files
  ulimit -n 4096

  # Do 3-tier PGO
  echo "Building instrumented browser..."

  if [[ $CARCH == 'aarch64' && $_build_profiled_aarch64 == true ]]; then

    cat >.mozconfig ../mozconfig - <<END
ac_add_options --enable-profile-generate
END

  elif [[ $CARCH == 'x86_64' && $_build_profiled_x86_64 == true ]]; then

    cat >.mozconfig ../mozconfig - <<END
ac_add_options --enable-profile-generate=cross
END

  fi

  if [[ $CARCH == 'aarch64' && $_build_profiled_aarch64 == true || $CARCH == 'x86_64' && $_build_profiled_x86_64 == true ]]; then

    ./mach build --priority normal

    echo "Profiling instrumented browser..."

    ./mach package

    # Uncomment the next line if you have an error while profiling ( thanks to mkli )
    # LIBGL_ALWAYS_SOFTWARE=true \
    LLVM_PROFDATA=llvm-profdata \
      JARLOG_FILE="$PWD/jarlog" \
      xvfb-run -s "-screen 0 1920x1080x24 -nolisten local" \
      ./mach python build/pgo/profileserver.py

    stat -c "Profile data found (%s bytes)" merged.profdata
    test -s merged.profdata

    stat -c "Jar log found (%s bytes)" jarlog
    test -s jarlog

    echo "Removing instrumented browser..."
    ./mach clobber objdir

    echo "Building optimized browser..."

    if [[ $CARCH == 'aarch64' ]]; then

      cat >.mozconfig ../mozconfig - <<END
ac_add_options --enable-lto
ac_add_options --enable-profile-use
ac_add_options --with-pgo-profile-path=${PWD@Q}/merged.profdata
ac_add_options --with-pgo-jarlog=${PWD@Q}/jarlog
END

    else

      cat >.mozconfig ../mozconfig - <<END
ac_add_options --enable-lto=cross
ac_add_options --enable-profile-use=cross
ac_add_options --with-pgo-profile-path=${PWD@Q}/merged.profdata
ac_add_options --with-pgo-jarlog=${PWD@Q}/jarlog
END

    fi
  fi

  if [[ $CARCH == 'aarch64' && $_build_profiled_aarch64 == false || $CARCH == 'x86_64' && $_build_profiled_x86_64 == false ]]; then
    cat >.mozconfig ../mozconfig
  fi
  export MOZCONFIG=../mozconfig
  ./mach build --priority normal
}

package() {
  cd ffox-$_github_rel
  DESTDIR="$pkgdir" ./mach install

  # mv ${pkgdir}/usr/local/lib ${pkgdir}/usr/lib/
  # mv ${pkgdir}/usr/local/bin ${pkgdir}/usr/bin/
  # rm -r ${pkgdir}/usr/local

  local vendorjs="$pkgdir/usr/lib/$pkgname/browser/defaults/preferences/vendor.js"

  install -Dvm644 /dev/stdin "$vendorjs" <<END
pref("spellchecker.dictionary_path", "/usr/share/hunspell");
END

  local distini="$pkgdir/usr/lib/$pkgname/distribution/distribution.ini"
  install -Dvm644 /dev/stdin "$distini" <<END

[Global]
id=com.troplo.flowfox
version=1.0
about=Flowfox

[Preferences]
app.distributor="Flowinity"
app.distributor.channel=$pkgname
END

  for i in 16 32 48 64 128; do
    install -Dvm644 browser/branding/flowinity/default$i.png \
      "$pkgdir/usr/share/icons/hicolor/${i}x${i}/apps/$pkgname.png"
  done
  install -Dvm644 ${srcdir}/default192.png \
    "$pkgdir/usr/share/icons/hicolor/192x192/apps/$pkgname.png"

  # arch upstream provides a separate svg for this. we don't have that, so let's re-use 16.png
  install -Dvm644 browser/branding/flowinity/default16.png \
    "$pkgdir/usr/share/icons/hicolor/symbolic/apps/$pkgname-symbolic.png"

  install -Dvm644 ../$pkgname.desktop \
    "$pkgdir/usr/share/applications/$pkgname.desktop"

  # Install a wrapper to avoid confusion about binary path
  install -Dvm755 /dev/stdin "$pkgdir/usr/bin/$pkgname" <<END
#!/bin/sh
exec /usr/lib/$pkgname/flowfox-bin "\$@"
END

  # Replace duplicate binary with wrapper
  # https://bugzilla.mozilla.org/show_bug.cgi?id=658850
  ln -srfv "$pkgdir/usr/bin/$pkgname" "$pkgdir/usr/lib/flowfox/flowfox"
  # Use system certificates
  local nssckbi="$pkgdir/usr/lib/$pkgname/libnssckbi.so"
  if [[ -e $nssckbi ]]; then
    ln -srfv "$pkgdir/usr/lib/libnssckbi.so" "$nssckbi"
  fi
}