#!/bin/bash

# Copyright 2008, 2009, 2010, 2018, 2021  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=cdrtools
VERSION=${VERSION:-$(echo cdrtools-*.tar.?z | cut -d - -f 2 | rev | cut -f 3- -d . | rev)}
BUILD=${BUILD:-1}

ZISOFSTOOLS=1.0.8
# This package does not support parallel build:
#NUMJOBS=${NUMJOBS:-" -j$(expr $(nproc) + 1) "}
unset NUMJOBS

# 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

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

rm -rf $PKG
mkdir -p $TMP $PKG/usr

cd $TMP
rm -rf cdrtools-$(echo $VERSION | cut -f 1 -d a)
tar xvf $CWD/cdrtools-$VERSION.tar.?z || exit 1
cd cdrtools-$(echo $VERSION | cut -f 1 -d a) || 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 {} \+

# When running make below, you'll see "errors" like these:
# config.h:34:10: fatal error: lconfig.h: No such file or directory
#    34 | #include "lconfig.h"
# However, lconfig.h will eventually be generated from lconfig.h.in, the build
# will restart, and the package will be correctly built. Since there are no
# ill effects from this I see no compelling reason to try to patch it here.
make -e INS_BASE=/usr DEFMANBASE=. || exit 1
make -e install INS_BASE=/usr DEFMANBASE=. DESTDIR=$PKG || exit 1

# I don't know why this couldn't be "/etc/cdrtools" or something, but since
# getty uses it already I'm not going to argue the point.
mv $PKG/etc/default/cdrecord $PKG/etc/default/cdrecord.new

# These don't need to be in the package, IMHO.
rm -rf $PKG/usr/include \
       $PKG/usr/lib/profiled \
       $PKG/usr/lib/*.a \
       $PKG/usr/man/man5

# Next big hole? ;)   (don't ship rscsi)
rm -r $PKG/usr/sbin
rm -f $PKG/etc/default/rscsi $PKG/usr/man/man1/rscsi.1

# Remove dupes:
rm -rf $PKG/usr/share/doc
rmdir $PKG/usr/share

mkdir -p $PKG/usr/doc/cdrtools-$VERSION
cp -a \
  ABOUT AN-* BUILD CDDL* COMPILE CONTRIBUTING COPYING* Changelog \
  *GPL* INSTALL README* START \
  $PKG/usr/doc/cdrtools-$VERSION
chown -R root:root $PKG/usr/doc/cdrtools-$VERSION/*
find $PKG/usr/doc/cdrtools-$VERSION -type f -exec chmod 644 {} \+
(
   cd mkisofs
   mkdir -p $PKG/usr/doc/cdrtools-$VERSION/mkisofs
   cp -a \
     COPYING* ChangeLog* README* RELEASE TODO \
     $PKG/usr/doc/cdrtools-$VERSION/mkisofs
   chown root:root $PKG/usr/doc/cdrtools-$VERSION/mkisofs/*
   chmod 644 $PKG/usr/doc/cdrtools-$VERSION/mkisofs/*
)
(
   cd cdda2wav
   mkdir -p $PKG/usr/doc/cdrtools-$VERSION/cdda2wav
   cp -a \
     Changelog FAQ Frontends HOWTOUSE NEEDED OtherProgs README THANKS TODO \
     $PKG/usr/doc/cdrtools-$VERSION/cdda2wav
   chown root:root $PKG/usr/doc/cdrtools-$VERSION/cdda2wav/*
   chmod 644 $PKG/usr/doc/cdrtools-$VERSION/cdda2wav/*
)
# The entire ChangeLog is excessive for most users:
cat $PKG/usr/doc/cdrtools-$VERSION/Changelog | head -n 1000 > $PKG/usr/doc/cdrtools-$VERSION/CL
mv $PKG/usr/doc/cdrtools-$VERSION/CL $PKG/usr/doc/cdrtools-$VERSION/Changelog
cat $PKG/usr/doc/cdrtools-$VERSION/mkisofs/ChangeLog | head -n 1000 > $PKG/usr/doc/cdrtools-$VERSION/mkisofs/CL
mv $PKG/usr/doc/cdrtools-$VERSION/mkisofs/CL $PKG/usr/doc/cdrtools-$VERSION/mkisofs/ChangeLog

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

# Add the mkzftree tool for zisofs:
cd $TMP
rm -rf zisofs-tools-$ZISOFSTOOLS
tar xf $CWD/zisofs-tools-$ZISOFSTOOLS.tar.bz2 || exit 1
cd zisofs-tools-$ZISOFSTOOLS
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 {} \+
CFLAGS="-O2" ./configure --prefix=/usr --build=$ARCH-slackware-linux
make || exit 1
cat mkzftree > $PKG/usr/bin/mkzftree
chmod 0755 $PKG/usr/bin/mkzftree
cat mkzftree.1 | gzip -9c > $PKG/usr/man/man1/mkzftree.1.gz
mkdir -p $PKG/usr/doc/zisofs-tools-$ZISOFSTOOLS
cp -a \
  CHANGES COPYING INSTALL README zisofs.magic \
  $PKG/usr/doc/zisofs-tools-$ZISOFSTOOLS

# Remove these useless man pages that stomp on actual C library pages:
rm -rf $PKG/usr/man/man3

# Fix permissions:
cd $PKG
find . -type d -exec chmod 755 {} \+
chown root:root -R $PKG
find $PKG/usr/man -type f -exec chmod 644 {} \+
find $PKG/usr/man -type f -exec gzip -9 {} \+
find $PKG/usr/doc/cdrtools-$VERSION -type f -exec chmod 0644 {} \+
chmod 0755 $PKG/usr/bin/*

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

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