#!/bin/bash

# Slackware build script for zulu-openjdk9

# Copyright (c) 2017-2018, Sébastien Ballet <slacker6896 at 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=zulu-openjdk9
VERSION=${VERSION:-9u07}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

# The name of azul's zulu openjdk source archive has the syntax below :
#
#   zulu<ZULU_VERSION>-jdk<JDK_VERSION>-linux_x64
#
# Note: The archive's name is also the name of the top directory found
# in this archive.
#
SRCNAM="${SRCNAM:-zulu9.0.7.1-jdk9.0.7-linux_x64}"

ARCH=${ARCH:-$(uname -m)}

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

if [ "${ARCH}" = "x86_64" ] ; then
  LIB_ARCH=amd64
  LIBDIRSUFFIX="64"
else
  echo "Architecture ${ARCH} is not supported."
  exit 1
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT

mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}/
cd $PKG/usr/lib${LIBDIRSUFFIX}/
tar xvf ${CWD}/${SRCNAM}.tar.gz
mv ${SRCNAM} ${PRGNAM}
ln -sf ${PRGNAM} ${SRCNAM}

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 {} \;

# Define whether or not a symlink to libjvm.so library must
# be created into /usr/lib${LIBDIRSUFFIX}. Can be set to "yes"
# or "no". Default to "yes"
#
if [ "${CREATE_LIBJVM_SYMLINK:-yes}" = "yes" ] ; then
  # Important Note:
  # --------------
  #   Since openjdk9, the library libjvm.so is not in directory
  #   <jdk-install-path>jre/lib/{LIB_ARCH}/server, but in
  #   <jdk-install-path>/lib/server.
  ln -sf \
    ${PRGNAM}/lib/server/libjvm.so \
    ${PKG}/usr/lib${LIBDIRSUFFIX}/libjvm.so
fi

mkdir -p ${PKG}/etc/profile.d
for SCRIPT in ${PRGNAM}.sh ${PRGNAM}.csh ; do
  cat ${CWD}/${SCRIPT} \
    | sed -e "s;lib/${PRGNAM};lib${LIBDIRSUFFIX}/${PRGNAM};" \
    > ${PKG}/etc/profile.d/${SCRIPT}
  chmod 755 ${PKG}/etc/profile.d/${SCRIPT}
done

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
for DOCFILE in \
  ASSEMBLY_EXCEPTION \
  LICENSE \
  Welcome.html \
  release \
  DISCLAIMER \
  THIRD_PARTY_README \
  readme.txt \
 ; do
  if [ -e ${PKG}/usr/lib${LIBDIRSUFFIX}/${PRGNAM}/${DOCFILE} ] ; then
    cp -a ${PKG}/usr/lib${LIBDIRSUFFIX}/${PRGNAM}/${DOCFILE} \
      ${PKG}/usr/doc/${PRGNAM}-${VERSION}
  fi
done
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

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