#!/bin/sh

# Slackware build script for ipv6calc

# Copyright 2012, 2013  Chris Abela, Malta
# Copyright 2014  Ryan P.C. McQuen, WA, ryanpcmcquen@member.fsf.org
# Copyright 2018  Jason Graham, MD <jgraha8@gmail.com>
# 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.

PRGNAM=ipv6calc
VERSION=${VERSION:-1.0.0}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

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

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

unset ENABLE_IP2LOCATION
unset ENABLE_GEOIP
unset ENABLE_EXTERNAL
unset ENABLE_MOD_IPV6CALC

if [ "$IP2LOCATION" = "yes" ]; then
    ENABLE_IP2LOCATION="--enable-ip2location  --with-ip2location-db=/usr/share/IP2Loc"
fi

if [ "$GEOIP" = "yes" ]; then
    ENABLE_GEOIP="--enable-geoip --with-geoip-db=/usr/share/GeoIP"
fi

if [ "$EXTERNAL" = "yes" ]; then
    ENABLE_EXTERNAL="--enable-external"
fi

if [ "$MOD_IPV6CALC" = "yes" ]; then
    ENABLE_MOD_IPV6CALC="--enable-mod_ipv6calc"
fi

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PRGNAM-$VERSION \
  --build=$ARCH-slackware-linux \
  $ENABLE_IP2LOCATION $ENABLE_GEOIP $ENABLE_EXTERNAL $ENABLE_MOD_IPV6CALC

make
make install DESTDIR=$PKG

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
   CHANGES COPYING CREDITS ChangeLog LICENSE README TODO USAGE VERSION \
   doc/ipv6calc.html \
   $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

if [ "$MOD_IPV6CALC" = "yes" ]; then
    # Move the ipv6calc.conf to the proper location
    mkdir -p $PKG/etc/httpd
    mv $PKG/etc/{httpd.d,httpd/extra}
    mv $PKG/etc/httpd/extra/ipv6calc.conf $PKG/etc/httpd/extra/httpd-ipv6calc.conf.new
    echo "config etc/httpd/extra/httpd-ipv6calc.conf.new" >> $PKG/install/doinst.sh

    # Update IP2Loc db directory
    sed -i 's/\/usr\/share\/IP2Location/\/usr\/share\/IP2Loc/g' $PKG/etc/httpd/extra/httpd-ipv6calc.conf.new
fi

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}