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

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - configure with --without-lto

pkgname=python2
pkgver=2.7.15
pkgrel=4
_pybasever=2.7
pkgdesc="A high-level scripting language"
arch=('x86_64')
license=('PSF')
url="http://www.python.org/"
depends=('bzip2' 'expat' 'gdbm' 'libffi' 'libnsl' 'openssl' 'sqlite' 'zlib')
makedepends=('tk' 'bluez-libs')
checkdepends=('gdb' 'file' 'xorg-server-xvfb')
optdepends=('tk: for IDLE'
            'python2-setuptools'
            'python2-pip')
conflicts=('python<3')
source=("https://www.python.org/ftp/python/${pkgver%rc?}/Python-${pkgver}.tar.xz"{,.asc}
        descr_ref.patch)
sha512sums=('27ea43eb45fc68f3d2469d5f07636e10801dee11635a430ec8ec922ed790bb426b072da94df885e4dfa1ea8b7a24f2f56dd92f9b0f51e162330f161216bd6de6'
            'SKIP'
            '2e16eb23eb402dbe921c09bce99b400c10939114b4a1ded0e94a744d8cb66427947bc8d07c4fb054f9fe0906d10d1da509fc2273fd136225c0f019cc43dd045d')
validpgpkeys=('C01E1CAD5EA2C4F0B8E3571504C367C218ADD4FF')  # Benjamin Peterson

prepare() {
  cd Python-${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

  # FS#48761
  # http://bugs.python.org/issue25750
  patch -Np1 -i ../descr_ref.patch
}

build() {
  cd "${srcdir}/Python-${pkgver}"

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

  make
}

check() {
  # Since 2.7.14 with latest xvfb
  # test_idle, test_tk, test_ttk_guionly: segfaults
  # Since 2.7.15: test_ctypes

  cd Python-${pkgver}
  LD_LIBRARY_PATH="${srcdir}/Python-${pkgver}":${LD_LIBRARY_PATH} \
    xvfb-run "${srcdir}/Python-${pkgver}/python" -m test.regrtest -v -uall -x test_idle test_tk test_ttk_guionly test_ctypes test_ssl
}

package() {
  cd Python-${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 -dm755 "${pkgdir}"/usr/lib/python${_pybasever}/Tools/{i18n,scripts}
  install -m755 Tools/i18n/{msgfmt,pygettext}.py "${pkgdir}"/usr/lib/python${_pybasever}/Tools/i18n/
  install -m755 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 -Dm644 LICENSE "${pkgdir}"/usr/share/licenses/${pkgname}/LICENSE
}