# Maintainer: Felix Yan <felixonmars@archlinux.org>
# Contributor: morwel
# Contributor: Angel Velasquez <angvp@archlinux.org>
# Contributor: Stéphane Gaudreault <stephane@archlinux.org>
# Contributor: Allan McRae <allan@archlinux.org>
# Contributor: Jason Chu <jason@archlinux.org>

shopt -s extglob

pkgbase=python
pkgname=(python) #  "${PKG_PREFIX}python-tests"
pkgver=3.11.8
pkgrel=1.1
_pybasever=${pkgver%.*}
pkgdesc="The Python programming language"
license=('PSF-2.0')
url="https://www.python.org/"
ncxfab_makedepends=(
  base-devel
    'tk'
    'llvm'
    'gdb'
    'xorg-server-xvfb' 'ttf-font' 'bluez-libs'
)
ncxfat_makedepends=(
    'binutils'
    'bzip2'
    'expat'
    'gdbm'
    'libffi'
    'libnsl'
    'libxcrypt'
    'openssl'
    'zlib'
    'tzdata'
    'sqlite'
    'mpdecimal'
    'xz'
)
source=("https://www.python.org/ftp/python/${pkgver%rc*}/Python-${pkgver}.tar.xz"{,.asc}
        python-expat-2.6.patch::https://github.com/python/cpython/pull/115289.patch
        EXTERNALLY-MANAGED
        config.site
        fix-cross-compile-include-dirs.patch)
sha512sums=('434e727fa370def348838fd84acb69b4d309cfb03f61bf5069150164e9ca005637ac01dfbf997f445607d4e28d02c8bed0858b36589240ccadaa4c14c19f2320'
            'SKIP'
            '0868854a6b2647706a3c98443fbacf275fe31f85c7cb78301db46e395c17cac9a02512cf0db40b981eae9ffe9d9d5fc8e0a83635adb0e2545ca134d9830cd1e0'
            '62a6fbfbaeaa3ba7c54e109d9c3b7f67e73bb21986da4c1fcc5d28cca83d71e0fcae28e1fc70ee8ddce7dea8cd0b64e18d1031dae3a2eae5eaa379c53efd53a0'
            'd5105e8c3b70d1cdd3a93b21ae312cda0d5ff838fbee01061c8868295f6b56339de688b514cb72f1013aeb741386fc852573e288a5ab142ac2b0e8f29ce4adc9'
            'd29f9dbfe21e3824b77795a2fbbdc717f14ff76d128d35d39791f2fafaa6c3313cdd5250b760e6a1be82e98fd093121878f42a3656f0a52643c016be983332ca')
validpgpkeys=('0D96DF4D4110E5C43FBFB17F2D347EA6AA65421D'  # Ned Deily (Python release signing key) <nad@python.org>
              'E3FF2839C048B25C084DEBE9B26995E310250568'  # Łukasz Langa (GPG langa.pl) <lukasz@langa.pl>
              'A035C8C19219BA821ECEA86B64E628F8D684696D') # Pablo Galindo Salgado <pablogsal@gmail.com>

prepare() {
  cd Python-${pkgver}
  patch -Np1 -i ../python-expat-2.6.patch || true
  patch -Np0 -i ../fix-cross-compile-include-dirs.patch || true

  # FS#23997
  sed -i -e "s|^#.* /usr/local/bin/python|#!/usr/bin/python|" Lib/cgi.py

  # Ensure that we are using the system copy of various libraries (expat, libffi, and libmpdec),
  # rather than copies shipped in the tarball
  rm -r Modules/expat
  rm -r Modules/_ctypes/{darwin,libffi}*
  rm -r Modules/_decimal/libmpdec
}

build() {
  cd Python-${pkgver}

  # PGO should be done with -O3
  CFLAGS="${CFLAGS/-O2/-O3} -ffat-lto-objects"

  if (( MPKG_CROSSCOMPILED )) ; then

    mkdir -p build-native
    pushd build-native

    # Disable bundled pip & setuptools
    ../configure --prefix=/usr \
                 --enable-shared \
                --with-computed-gotos \
                --enable-optimizations \
                --with-lto \
                --enable-ipv6 \
                --with-system-expat \
                --with-dbmliborder=gdbm:ndbm \
                --with-system-libmpdec \
                --enable-loadable-sqlite-extensions \
                --without-ensurepip \
                --with-tzpath=/usr/share/zoneinfo

    # Obtain next free server number for xvfb-run; this even works in a chroot environment.
    export servernum=99
    while ! xvfb-run -a -n "$servernum" /bin/true 2>/dev/null; do servernum=$((servernum+1)); done

    LC_CTYPE=en_US.UTF-8 xvfb-run -s "-screen 0 1920x1080x16 -ac +extension GLX" -a -n "$servernum" make EXTRA_CFLAGS="$CFLAGS"

    popd

    CROSS_ARG="--with-build-python=$(realpath build-native/python)"
    export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$(realpath build-native)"
    export CONFIG_SITE="$(realpath ../config.site)"
  fi

  mkdir -p build
  cd build


  # Disable bundled pip & setuptools
  ../configure --prefix=$MPKG_USRPATH \
              --host=$MPKG_TARGETMACHINE \
              --build=$MPKG_BUILDMACHINE \
              --enable-shared \
              $CROSS_ARG \
              --with-computed-gotos \
              --enable-optimizations \
              --with-lto \
              --enable-ipv6 \
              --with-system-expat \
              --with-dbmliborder=gdbm:ndbm \
              --with-system-libmpdec \
              --enable-loadable-sqlite-extensions \
              --without-ensurepip \
              --with-tzpath=$MPKG_USRPATH/share/zoneinfo

  # Obtain next free server number for xvfb-run; this even works in a chroot environment.
  export servernum=99
  while ! xvfb-run -a -n "$servernum" /bin/true 2>/dev/null; do servernum=$((servernum+1)); done

  LC_CTYPE=en_US.UTF-8 xvfb-run -s "-screen 0 1920x1080x16 -ac +extension GLX" -a -n "$servernum" make EXTRA_CFLAGS="$CFLAGS"


}

check() {
  # test_tk: test_askcolor tkinter.test.test_tkinter.test_colorchooser.DefaultRootTest hangs
  # test_pyexpat: our `debug` implementation rewrites source location, which breaks the build-time
  #               only test test.test_pyexpat.HandlerExceptionTest as it cannot find source file in
  #               the to-be-installed debug package
  # test_socket: https://github.com/python/cpython/issues/79428
  # test_unittest: https://github.com/python/cpython/issues/108927

  cd Python-${pkgver}

  # Obtain next free server number for xvfb-run; this even works in a chroot environment.
  export servernum=99
  while ! xvfb-run -a -n "$servernum" /bin/true 2>/dev/null; do servernum=$((servernum+1)); done

  LD_LIBRARY_PATH="${srcdir}/Python-${pkgver}":${LD_LIBRARY_PATH} \
  LC_CTYPE=en_US.UTF-8 xvfb-run -s "-screen 0 1920x1080x16 -ac +extension GLX" -a -n "$servernum" \
    "${srcdir}/Python-${pkgver}/python" -m test.regrtest -v -uall -x test_tk -x test_pyexpat -x test_socket -x test_unittest
}

package_python() {
  ncxfat_depends=(
    'bzip2'
    'expat'
    'gdbm'
    'libffi'
    'libnsl'
    'libxcrypt'
    'openssl'
    'zlib'
    'tzdata'
    'python-compat-binutils'
  )
  ncxfah_optdepends=('python-setuptools: for building Python packages using tooling that is usually bundled with Python'
              'python-pip: for installing Python packages using tooling that is usually bundled with Python'
              'python-pipx: for installing Python software not packaged on Arch Linux')
  ncxfat_optdepends=('sqlite: for a default database integration'
                   'mpdecimal: for decimal'
                   'xz: for lzma'
                   'tk: for tkinter')

  provides=(python3 python-externally-managed)
  replaces=(python3 python-externally-managed)

  cd Python-${pkgver}/build

  # Hack to avoid building again
  sed -i 's/^all:.*$/all: build_all/' Makefile

  # PGO should be done with -O3
  CFLAGS="${CFLAGS/-O2/-O3}"

  make DESTDIR="${pkgdir}" EXTRA_CFLAGS="$CFLAGS" install

  # Why are these not done by default...
  ln -s python3               "${pkgdir}"$MPKG_USRPATH/bin/python
  ln -s python3-config        "${pkgdir}"$MPKG_USRPATH/bin/python-config
  ln -s idle3                 "${pkgdir}"$MPKG_USRPATH/bin/idle
  ln -s pydoc3                "${pkgdir}"$MPKG_USRPATH/bin/pydoc
  ln -s python${_pybasever}.1 "${pkgdir}"$MPKG_USRPATH/share/man/man1/python.1

  # some useful "stuff" FS#46146
  install -dm755 "${pkgdir}"$MPKG_USRPATH/lib/python${_pybasever}/Tools/{i18n,scripts}
  install -m755 ../Tools/i18n/{msgfmt,pygettext}.py "${pkgdir}"$MPKG_USRPATH/lib/python${_pybasever}/Tools/i18n/
  install -m755 ../Tools/scripts/{README,*py} "${pkgdir}"$MPKG_USRPATH/lib/python${_pybasever}/Tools/scripts/

  # PEP668
  install -Dm644 "$srcdir"/EXTERNALLY-MANAGED -t "${pkgdir}$MPKG_USRPATH/lib/python${_pybasever}/"

  # Split tests
  cd "$pkgdir"$MPKG_USRPATH/lib/python*/
  rm -r {ctypes/test,distutils/tests,idlelib/idle_test,lib2to3/tests,tkinter/test,unittest/test}
  cd test
  # FS#76193
  rm -r !(support)
}

# package_python-tests() {
#   pkgdesc="Regression tests packages for Python"
#   ncxfah_depends=("${DEP_PREFIX}python")

#   cd Python-${pkgver}

#   make DESTDIR="${pkgdir}" EXTRA_CFLAGS="$CFLAGS" libinstall
#   cd "$pkgdir"/usr/lib/python*/
#   rm -r !(test|ctypes|distutils|idlelib|lib2to3|tkinter|unittest)
#   cd "$pkgdir"/usr/lib/python*/test
#   rm -r support
#   cd "$pkgdir"/usr/lib/python*/ctypes
#   rm -r !(test)
#   cd "$pkgdir"/usr/lib/python*/distutils
#   rm -r !(tests)
#   cd "$pkgdir"/usr/lib/python*/idlelib
#   rm -r !(idle_test)
#   cd "$pkgdir"/usr/lib/python*/lib2to3
#   rm -r !(tests)
#   cd "$pkgdir"/usr/lib/python*/tkinter
#   rm -r !(test)
#   cd "$pkgdir"/usr/lib/python*/unittest
#   rm -r !(test)
# }
