#!/bin/bash

# Copyright 2008, 2009, 2010, 2014, 2018, 2020  Patrick J. Volkerding, Sebeka, Minnesota, 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=cdparanoia
VERSION=III-10.2
BUILD=${BUILD:-5}

# 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-$(echo $VERSION | tr '-' '_')-$ARCH-$BUILD.txz"
  exit 0
fi

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

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

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

rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf cdparanoia-${VERSION}
tar xvf $CWD/cdparanoia-$VERSION.src.tar.gz || exit 1
cd cdparanoia-$VERSION || exit 1
# Patch for changes in cdda headers:
zcat $CWD/cdparanoia-III-10.2_cdda_private.patch.gz | patch -p3 --verbose --backup --suffix=.orig || 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 {} \+

OPT="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --mandir=/usr/man \
  --includedir=/usr/include/cdda \
  --build=$ARCH-slackware-linux || exit 1

make $NUMJOBS OPT="$SLKCFLAGS" || make OPT="$SLKCFLAGS" || make || exit 1

# Manual install:
install -d $PKG/usr/bin
install -d $PKG/usr/include/cdda
install -d $PKG/usr/lib${LIBDIRSUFFIX}
install -d $PKG/usr/man/man1
install -m 0755 cdparanoia $PKG/usr/bin/
install -m 0644 cdparanoia.1  $PKG/usr/man/man1/
install -m 0644 utils.h paranoia/cdda_paranoia.h interface/cdda_interface.h \
	$PKG/usr/include/cdda/
install -m 0755 paranoia/libcdda_paranoia.so.0.10.? \
	interface/libcdda_interface.so.0.10.? \
	$PKG/usr/lib${LIBDIRSUFFIX}/
# Don't install the static libraries:
#install -m 0644 paranoia/libcdda_paranoia.a interface/libcdda_interface.a \
# 	$PKG/usr/lib${LIBDIRSUFFIX}/

ldconfig -n $PKG/usr/lib${LIBDIRSUFFIX}

( cd $PKG/usr/lib${LIBDIRSUFFIX}
  ln -sf libcdda_paranoia.so.0.10.? libcdda_paranoia.so
  ln -sf libcdda_interface.so.0.10.? libcdda_interface.so
)

# "ja" is the correct POSIX locale for this:
mkdir -p $PKG/usr/man/ja/man1
cp -a cdparanoia.1.jp $PKG/usr/man/ja/man1/cdparanoia.1

# Compress and link manpages, if any:
if [ -d $PKG/usr/man ]; then
  ( cd $PKG/usr/man
    for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.?
      )
    done
  )
fi

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

mkdir -p $PKG/usr/doc/cdparanoia-$VERSION
cp -a \
  FAQ.txt GPL* COPYING* README* \
  $PKG/usr/doc/cdparanoia-$VERSION
chown -R root:root $PKG/usr/doc/cdparanoia-$VERSION
chmod 755 $PKG/usr/lib${LIBDIRSUFFIX}/libcdda*.so

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

cd $PKG
/sbin/makepkg -l y -c n $TMP/cdparanoia-$(echo $VERSION | tr '-' '_')-$ARCH-$BUILD.txz