#!/bin/sh
# Heavily based on the Slackware 12.2 SlackBuild
#
# Slackware build script for rkhunter (http://rkhunter.sourceforge.net/)
#
# Copyright 2008 Corrado Franco (http://www.conraid.net)
# 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.

# Exit on most errors
set -e 

# Set variables:
CWD=$(pwd)

PRGNAME=${PRGNAME:-rkhunter}		
VERSION=${VERSION:-1.3.4}	
ARCH=${ARCH:-noarch}		
BUILD=${BUILD:-1}
TAG=${TAG:-cf}		
TMP=${TMP:-/tmp/tgz} # If you use /tmp here, don't use --cleanup options	
JOBS=${JOBS:--j2}
SOURCE="http://heanet.dl.sourceforge.net/sourceforge/rkhunter/rkhunter-${VERSION}.tar.gz"
PKG=$TMP/package-$PRGNAME
DOCS="$PKG/usr/doc/$PRGNAME-$VERSION"

# Download source, if not exist
if ! [ -e $(basename $SOURCE) ]; then
    wget $SOURCE
fi

# Extract source and prepare:
rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf $PRGNAME-$VERSION
tar xzvf $CWD/$PRGNAME-$VERSION.tar.gz
cd $PRGNAME-$VERSION
                    
# Make sure ownerships and permissions are sane:
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

# Apply patch and install files
zcat $CWD/rkhunter-tgz.diff.gz | patch -p0 --verbose
TGZ_BUILD_ROOT=$PKG ./installer.sh --layout TGZ --install

# Compress and link manpages, if any:
if [ -d $PKG/usr/man ]; then
( 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
)
fi

# Add a slackbuild script:
cat $CWD/$PRGNAME.SlackBuild > $DOCS/$PRGNAME.SlackBuild

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

# Add a doinst.sh, if any
if [ -f $CWD/doinst.sh.gz ]; then
    zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
elif [ -f $CWD/doinst.sh ]; then
    cat $CWD/doinst.sh > $PKG/install/doinst.sh
fi

# Rename config file.
mv $PKG/etc/rkhunter.conf $PKG/etc/rkhunter.conf.new

# Create package:
cd $PKG
requiredbuilder -v -y -s $CWD $PKG
/sbin/makepkg -l y -c n $CWD/$PRGNAME-$VERSION-$ARCH-${BUILD}${TAG}.tgz

# Clean file, if option is set: 
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP
fi