#!/bin/sh

# Slackware build script for python3
# Written by Audrius Kažukauskas <audrius@neutrino.lt>
# Based on Patrick Volkerding's official build script for python

PRGNAM=python3
VERSION=${VERSION:-3.0.1}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

# Location for Python site-packages:
SITEPK=$PKG/usr/lib/python3.0/site-packages
# same as above without $PKG
TOOLSDIR=/usr/lib/python3.0/site-packages

# Normally I don't trust -O3, but it is the Python default so
# I'll assume that in this case it has been well tested.
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O3 -march=i486 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O3 -march=i686 -mtune=i686"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf Python-$VERSION
tar xvf $CWD/Python-$VERSION.tar.bz2
cd Python-$VERSION
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

OPT="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --mandir=/usr/man \
  --with-ncurses \
  --with-threads \
  --enable-ipv6 \
  --enable-shared

make
make altinstall DESTDIR=$PKG

# We'll install the python-tools under site-packages:
mkdir -p $SITEPK
( cd Tools ; cp -a * $SITEPK )
mkdir -p $PKG/usr/doc/python3-$VERSION
mv $SITEPK/README $PKG/usr/doc/python3-$VERSION/README.python-tools
( cd $PKG/usr/doc/python3-$VERSION
  ln -sf $TOOLSDIR Tools
)

# Install docs:
mkdir -p $PKG/usr/doc/python3-$VERSION
cp -a Misc README $PKG/usr/doc/python3-$VERSION

# Resolve name conflicts regarding 2.x releases:
( cd $PKG/usr/bin
  mv idle idle3.0
  mv smtpd.py smtpd3.0.py
  mv pydoc pydoc3.0
)

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | \
    xargs strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | \
    xargs strip --strip-unneeded 2> /dev/null
)

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.tgz