#!/bin/bash

# Copyright 2008, 2009, 2010, 2013, 2018  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=slrn
VERSION=1.0.3a
BUILD=${BUILD:-4}

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

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

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

# GCC 14 "fix":
SLKCFLAGS="$SLKCFLAGS -Wno-error=implicit-function-declaration"

TMP=${TMP:-/tmp}
PKG=$TMP/package-slrn
rm -rf $PKG
mkdir -p $TMP $PKG

cd $TMP
rm -rf slrn-$VERSION
tar xvf $CWD/slrn-$VERSION.tar.?z || exit 1
# Kludge for different directory version:
cd slrn-$VERSION || cd slrn-1.0.3 || exit 1
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 {} \+

sed -i -e 's/-lslang$/-lslang1/' -e 's/-lslang /-lslang1 /g' $(grep -lr -- '-lslang ' *)

# Add AArch64 architecture (and new architectures):
\cp /usr/share/libtool/build-aux/config.* autoconf/

CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --sysconfdir=/etc \
  --mandir=/usr/man \
  --docdir=/usr/doc/slrn-$VERSION \
  --with-docdir=/usr/doc/slrn-$VERSION \
  --with-ssl \
  --with-slrnpull=/var/spool/slrnpull \
  --enable-setgid-code \
  --with-server-file=/etc/nntpserver \
  --with-slanginc=/usr/include/slang \
  --with-slanglib=/usr/lib${LIBDIRSUFFIX} \
  --with-ssl=/usr/lib${LIBDIRSUFFIX} \
  --build=$ARCH-slackware-linux

make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

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

# Compress man pages
( cd $PKG/usr/man
  find . -type f -exec gzip -9 {} \+
  for i in $(find . -type l) ; do ln -s $(readlink $i).gz $i.gz ; rm $i ; done
)

# Docs go to the correct place already, but this one is big:
rm -f $PKG/usr/doc/slrn-$VERSION/changes.txt

# Handle the slrnpull stuff
chown root.news $PKG/usr/bin/slrnpull
chmod 2750 $PKG/usr/bin/slrnpull
mkdir -p $PKG/var/spool/slrnpull/{data,news,out.going/rejects}
cp -a $PKG/usr/doc/slrn-$VERSION/slrnpull/slrnpull.conf $PKG/var/spool/slrnpull/slrnpull.conf.new
chown -R news.news $PKG/var/spool/slrnpull
chmod -R 3777 $PKG/var/spool/slrnpull/out.going

# Handle the global config
mkdir -p $PKG/etc
cp -a $PKG/usr/doc/slrn-$VERSION/slrn.rc $PKG/etc/slrn.rc.new

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $TMP/slrn-$VERSION-$ARCH-$BUILD.txz