#!/bin/bash

# Copyright 2010, 2011, 2012  Eric Hameleers, Eindhoven, NL
# Copyright 2010, 2011, 2012, 2013, 2018, 2020, 2021, 2022  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.

cd $(dirname $0) ; CWD=$(pwd)

PKGNAM=system-config-printer
VERSION=${VERSION:-$(echo $PKGNAM-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}

NUMJOBS=${NUMJOBS:-" -j$(expr $(nproc) + 1) "}

# Automatically determine the architecture we're building on:
MARCH=$( uname -m )
if [ -z "$ARCH" ]; then
  case "$MARCH" in
    i?86)    export ARCH=i586 ;;
    armv7hl) export ARCH=$MARCH ;;
    arm*)    export ARCH=arm ;;
    loongarch64)    export ARCH=loong64 ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
    *)       export ARCH=$MARCH ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PKGNAM-$VERSION-$ARCH-$BUILD.txz"
  exit 0
fi

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
elif [ "$ARCH" = "armv7hl" ]; then
  SLKCFLAGS="-O2 -march=armv7-a -mfpu=vfpv3-d16"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "loong64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

case "$ARCH" in
    arm*) TARGET=$ARCH-slackware-linux-gnueabi ;;
    loong64) TARGET=loongarch64-slackware-linux ;;
    *)    TARGET=$ARCH-slackware-linux ;;
esac

TMP=${TMP:-/tmp}
PKG=$TMP/package-$PKGNAM

rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf $PKGNAM-$VERSION
tar xvf $CWD/$PKGNAM-$VERSION.tar.?z || exit 1
cd $PKGNAM-$VERSION || exit 1

# Make sure ownerships and permissions are sane:
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 {} \+

# Fix missing required file:
if [ ! -r ChangeLog ]; then
  touch ChangeLog
fi

# Configure:
if [ ! -r configure ]; then
  if [ -x ./autogen.sh ]; then
    NOCONFIGURE=1 ./autogen.sh
  else
    autoreconf -vif
  fi
fi
LDFLAGS="$SLKLDFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
CFLAGS="$SLKCFLAGS" \
PYTHON=/usr/bin/python3 \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PKGNAM-$VERSION \
  --localstatedir=/var/lib \
  --sysconfdir=/etc \
  --with-udev-rules \
  --with-systemdsystemunitdir=no \
  --program-prefix= \
  --program-suffix= \
  --build=$TARGET || exit 1

# Build and install:
make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

# python2 dropped dropped as obsolete.
# install python2 cupshelpers
#python setup.py install --root=$PKG || exit 1

# install python3 cupshelpers
python3 setup.py install --root=$PKG || exit 1

# Generate .pyc files
python3 -m compileall "${PKG}/usr/share/system-config-printer"
python3 -O -m compileall "${PKG}/usr/share/system-config-printer"

# Move the udev files to the usual Slackware location:
mkdir -p $PKG/lib
mv $PKG/etc/udev $PKG/lib/

# Move the dbus configs to the system location:
mkdir -p $PKG/usr/share/dbus-1/system.d/
mv $PKG/etc/dbus-1/system.d/* $PKG/usr/share/dbus-1/system.d/
rmdir --parents $PKG/etc/dbus-1/system.d/

if [ ! -L /lib${LIBDIRSUFFIX}/libpam.so.? ]; then
  # Looks like PAM is not installed. Instead, your user must be in group 'lp'.
  sed -i -e 's/at_console="true"/group="lp"/g' \
    $PKG/usr/share/dbus-1/system.d/com.redhat.NewPrinterNotification.conf
fi

# Add documentation:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
cp -a \
  AUTHORS COPYING README \
  $PKG/usr/doc/$PKGNAM-$VERSION

# Compress the man page(s):
if [ -d $PKG/usr/man ]; then
  find $PKG/usr/man -type f -name "*.?" -exec gzip -9f {} \+
  for i in $(find $PKG/usr/man -type l -name "*.?") ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
fi

# Strip binaries (if any):
find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null

# Add a package description:
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh

# Build the package:
cd $PKG
/sbin/makepkg -l y -c n $TMP/${PKGNAM}-${VERSION}-${ARCH}-${BUILD}.txz