# This file is part of BlackArch Linux ( https://www.blackarch.org/ ).
# See COPYING for license details.
#
# Old Maintainer: Felix Yan <felixonmars@archlinux.org>
# Old Contributor: Stéphane Gaudreault <stephane@archlinux.org>
# Old Contributor: Allan McRae <allan@archlinux.org>
# Old Contributor: Jason Chu <jason@archlinux.org>

pkgname=python2
_pkgname=Python
pkgver=2.7.18
pkgrel=9
_pybasever=2.7
pkgdesc='A high-level scripting language.'
arch=('x86_64' 'aarch64')
license=('PSF')
url="https://www.python.org/"
depends=('bzip2' 'expat' 'gdbm' 'libffi' 'libnsl' 'openssl' 'sqlite' 'zlib')
makedepends=('tk' 'bluez-libs')
optdepends=('tk: for IDLE'
            'python2-setuptools'
            'python2-pip')
conflicts=('python<3')
source=("https://www.python.org/ftp/python/${pkgver%rc?}/Python-${pkgver}.tar.xz")
sha512sums=('a7bb62b51f48ff0b6df0b18f5b0312a523e3110f49c3237936bfe56ed0e26838c0274ff5401bda6fc21bf24337477ccac49e8026c5d651e4b4cafb5eb5086f6c')

prepare() {
  cd "$_pkgname-$pkgver"

  # Temporary workaround for FS#22322
  # See http://bugs.python.org/issue10835 for upstream report
  sed -i "/progname =/s/python/python${_pybasever}/" Python/pythonrun.c

  # Enable built-in SQLite module to load extensions (fix FS#22122)
  sed -i "/SQLITE_OMIT_LOAD_EXTENSION/d" setup.py

  # FS#23997
  sed -i -e "s|^#.* /usr/local/bin/python|#!/usr/bin/python2|" Lib/cgi.py

  sed -i "s/python2.3/python2/g" Lib/distutils/tests/test_build_scripts.py \
    Lib/distutils/tests/test_install_scripts.py

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

  # clean up #!s
  find . -name '*.py' | \
    xargs sed -i "s|#[ ]*![ ]*/usr/bin/env python$|#!/usr/bin/env python2|"

  # Workaround asdl_c.py/makeopcodetargets.py errors after we touched the
  # shebangs
  touch Include/Python-ast.h Python/Python-ast.c Python/opcode_targets.h
}

build() {
  cd "$_pkgname-$pkgver"

  export OPT="${CFLAGS}"
  ./configure --prefix=/usr \
              --enable-shared \
              --with-threads \
              --enable-optimizations \
              --with-lto \
              --enable-ipv6 \
              --enable-unicode=ucs4 \
              --with-system-expat \
              --with-system-ffi \
              --with-dbmliborder=gdbm:ndbm \
              --without-ensurepip

  make
}

package() {
  cd "$_pkgname-$pkgver"

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

  make DESTDIR="${pkgdir}" altinstall maninstall

  rm "${pkgdir}"/usr/share/man/man1/python.1

  ln -sf python${_pybasever}        "$pkgdir/usr/bin/python2"
  ln -sf python${_pybasever}-config "$pkgdir/usr/bin/python2-config"
  ln -sf python${_pybasever}.1      "$pkgdir/usr/share/man/man1/python2.1"

  # FS#33954
  ln -sf python-${_pybasever}.pc    "$pkgdir/usr/lib/pkgconfig/python2.pc"

  ln -sf ../../libpython${_pybasever}.so \
  "$pkgdir/usr/lib/python$_pybasever/config/libpython$_pybasever.so"

  mv "$pkgdir/usr/bin/smtpd.py" "$pkgdir/usr/lib/python$_pybasever/"

  # some useful "stuff"
  install -dm 755 "$pkgdir/usr/lib/python$_pybasever/Tools/"{i18n,scripts}
  install -m 755 Tools/i18n/{msgfmt,pygettext}.py \
    "$pkgdir/usr/lib/python$_pybasever/Tools/i18n/"
  install -m 755 Tools/scripts/{README,*py} \
    "$pkgdir/usr/lib/python$_pybasever/Tools/scripts/"

  # fix conflicts with python
  mv "${pkgdir}"/usr/bin/idle{,2}
  mv "${pkgdir}"/usr/bin/pydoc{,2}
  mv "${pkgdir}"/usr/bin/2to3{,-2.7}

  # clean-up reference to build directory
  sed -i "s#${srcdir}/Python-${pkgver}:##" \
    "$pkgdir/usr/lib/python$_pybasever/config/Makefile"

  # license
  install -Dm 644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
}