#!/bin/bash
ulimit -s unlimited
shopt -s extglob

# libxml2.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <mozes@slackware.com>
# 24-Jul-2004
#
# Copyright 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015  Patrick J. Volkerding, Sebeka, MN, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Record toolchain & other info for the build log:
slackbuildinfo

# Branch version of Python on the system:
# e.g. 2.6 , 2.7:
PYTHONVER=$(python -V 2>&1 | cut -f 2 -d' ' | cut -f 1-2 -d.)
PYTHONLIB=$( python -c 'from distutils.sysconfig import get_python_lib; print(get_python_lib())' )
PYTHON3LIB=$( python3 -c 'from distutils.sysconfig import get_python_lib; print(get_python_lib())' )

# Paths to skeleton port's source & real Slackware source tree:
slackset_var_cwds

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Extract source:
tar xvvf $CWD/$PKGNAM-$VERSION.tar.!(*sign|*asc|*sig)
cd $PKGNAM-$VERSION || exit 1
slackhousekeeping

# Apply patches:
zcat $CWD/libxml2.do-not-check-crc.diff.gz | patch -p1 --verbose || exit 1
zcat $CWD/libxml2.python3-unicode-errors.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/7955b0d6fbbe49392ccc2e511edd00fbbfcb5a10.patch.gz | patch -p1 --verbose || exit 1

# Fixes for python-3.9.x:
sed -i '/if Py/{s/Py/(Py/;s/)/))/}' python/{types.c,libxml.c}
sed -i '/_PyVerify_fd/,+1d' python/types.c
sed -i 's/test.test/#&/' python/tests/tstLastError.py

# Python3:
CFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --libdir=/usr/lib${LIBDIRSUFFIX} \
   --mandir=/usr/man \
   --disable-static \
   --with-python=/usr/bin/python3 \
   --build=${SLK_ARCH_BUILD} || failconfig
make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1
python3 -m compileall "${PKG}$PYTHON3LIB"
python3 -O -m compileall "${PKG}$PYTHON3LIB"
make clean

# Python2:
# Configure:
CFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --mandir=/usr/man \
   --libdir=/usr/lib${LIBDIRSUFFIX} \
   --disable-static \
   --with-python=/usr/bin/python \
   --build=${SLK_ARCH_BUILD} || failconfig

# Build:
make $NUMJOBS || make || failmake

# Install into package:
make install DESTDIR=$PKG || failinstall
python -m compileall "${PKG}$PYTHONLIB"
python -O -m compileall "${PKG}$PYTHONLIB"

# Install docs:
mv $PKG/usr/share/doc $PKG/usr
mv $PKG/usr/doc/libxml2-python-$VERSION $PKG/usr/doc/libxml2-$VERSION/
cp -fav \
  AUTHORS COPYING* INSTALL NEWS README* \
  $PKG/usr/doc/libxml2-$VERSION

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
#slackstriprpaths     # strip rpaths
slack_delete_lafiles # delete usr/lib{,64}/*.la
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # chown -R root:root, chmod -R og-w, slackchown, slack644docs
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links