#!/bin/bash
#  Copyright (C) 2010, 2011  Matias A. Fonzo, <selk@dragora.org>
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.

set -e

CWD=$(pwd)

TMP=${TMP:-/tmp/sources}
OUT=${OUT:-/tmp/packages}

V=1.1.11
ARCH=${ARCH:-x86_64}
B=3

# Flags for the compiler:
DCFLAGS=${DCFLAGS:=-O2 -mtune=generic}

# Parallel jobs for the compiler:
JOBS=${JOBS:=-j2}

PKG=${TMP}/package-cdrkit

rm -rf $PKG
mkdir -p $PKG $OUT

echo "Uncompressing the tarball..."
rm -rf ${TMP}/cdrkit-${V}_libre
lzip -cd ${CWD}/cdrkit-${V}_libre.tar.lz | tar -xvf - -C $TMP

cd ${TMP}/cdrkit-${V}_libre

# Set sane ownerships and permissions:
chown -R 0:0 .
find . \
 \( -perm 2777 -o \
    -perm 777  -o \
    -perm 775  -o \
    -perm 711  -o \
    -perm 555  -o \
    -perm 511     \
 \) -exec chmod 755 {} + \
  -o \
 \( -perm 666 -o \
    -perm 664 -o \
    -perm 600 -o \
    -perm 444 -o \
    -perm 440 -o \
    -perm 400    \
 \) -exec chmod 644 {} +

# Apply patches from Fedora (thanks!).
zcat ${CWD}/patches/cdrkit-1.1.9-efi-boot.patch | patch -p1 --verbose

# Fix man page typo:
zcat ${CWD}/patches/cdrkit-1.1.9-no_mp3.patch | patch -p1 --verbose

zcat ${CWD}/patches/cdrkit-1.1.9-buffer_overflow.patch.gz | patch -p1 --verbose
zcat ${CWD}/patches/cdrkit-1.1.10-build-fix.patch.gz | patch -p1 --verbose
zcat ${CWD}/patches/cdrkit-1.1.11-manpagefix.patch.gz | patch -p1 --verbose
zcat ${CWD}/patches/cdrkit-1.1.11-rootstat.patch.gz | patch -p1 --verbose

# https://bugzilla.redhat.com/show_bug.cgi?id=682591
zcat ${CWD}/patches/cdrkit-1.1.11-readsegfault.patch.gz | patch -p1 --verbose

make $JOBS CFLAGS="$DCFLAGS"
make install MANSUBDIR=man PREFIX=${PKG}/usr

# Increments a little the security:
find ${PKG}/usr/sbin -type f -exec chmod -v 750 '{}' +

# Strip binaries & libraries:
( cd $PKG
  find . -type f | xargs file | awk '/ELF/ && /executable/ || /shared object/' | \
   cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)

# Make compatibility with cdrtools:
( cd ${PKG}/usr/bin
  ln -sf wodim cdrecord
  ln -sf icedax cdda2wav
  ln -sf genisoimage mkisofs
  ln -sf genisoimage mkhybrid
  ln -sf readom readcd
)

# Fix man page location (if detected):
if [[ -f ${PKG}/usr/share/man/man1/dirsplit.1 ]]; then
  mkdir -p ${PKG}/usr/man/man1
  mv ${PKG}/usr/share/man/man1/dirsplit.1 ${PKG}/usr/man/man1/
fi

# Compress man pages:
gzip -9N ${PKG}/usr/man/man?/*.?
( cd ${PKG}/usr/man/man1
  ln -sf wodim.1.gz cdrecord.1.gz
  ln -sf icedax.1.gz cdda2wav.1.gz
  ln -sf genisoimage.1.gz mkisofs.1.gz
  ln -sf genisoimage.1.gz mkhybrid.1.gz
  ln -sf readom.1.gz readcd.1.gz
)

# Deletes empty directories:
find ${PKG}/usr -type d -empty -delete

# Add the documentation:
mkdir -p ${PKG}/usr/doc/cdrkit-${V}
cp -a \
 COPYING ABOUT Changelog FAQ FORK START TODO VERSION doc/ \
 ${PKG}/usr/doc/cdrkit-${V}

# Copy the description files:
mkdir -p ${PKG}/description
cp ${CWD}/description/* ${PKG}/description

cd $PKG
makepkg -l ${OUT}/cdrkit-${V}-${ARCH}-${B}.tlz