#!/bin/bash

# Slackware build script for adoptopenjdk

# Copyright 2018 Sukma Wardana <sukma.wardana@mail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of this software
# and associated documentation files (the "Software"), to deal in the Software without restriction,
# including without limitation the rights to use, copy, modify, merge, publish, distribute,
# sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all copies or
# substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
# FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=adoptopenjdk
VERSION=${VERSION:-12.0.2+10}
BUILD=${BUILD:-1}
ARCH=${ARCH:-$(uname -m)}
TAG=${TAG:-_SBo}

MAJORVER=${VERSION%+*}
MINORVER=${VERSION#*+}

TARNAM=OpenJDK12U-jdk_x64_linux_hotspot_${MAJORVER}_${MINORVER}.tar.gz

TMP=${TMP:-/tmp/SBo}
PKG=${TMP}/package-${PRGNAM}
OUTPUT=${OUTPUT:-/tmp}

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

set -e

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

mkdir -p ${PKG}/usr/lib${LIBDIRSUFFIX}/${PRGNAM}${MAJORVER}
# Extract start from sub-directory 1 level beneath
cd ${PKG}/usr/lib${LIBDIRSUFFIX}/${PRGNAM}${MAJORVER}
tar -xvzf ${CWD}/${TARNAM} --strip-components=1

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:
  # --------------
  # This will create symlink under /usr/lib${LIBDIRSUFFIX}
  cd ${PKG}/usr/lib${LIBDIRSUFFIX}
  ln -sf ./${PRGNAM}${MAJORVER}/lib/server/libjvm.so \
    ${PKG}/usr/lib${LIBDIRSUFFIX}/libjvm.so
fi

# Add profile scripts.
mkdir -p ${PKG}/etc/profile.d
for SCRIPT in $(ls "${CWD}/profile.d/${PRGNAM}"*) ; do
    sed -e "s;@MAJORVER@;${MAJORVER};" \
      < ${SCRIPT} \
      > ${PKG}/etc/profile.d/$(basename ${SCRIPT})
  chmod 755 ${PKG}/etc/profile.d/*
done

# Create documentation directory.
mkdir -p ${PKG}/usr/doc/${PRGNAM}-${MAJORVER}
# Copy documentation within OpenJDK binary.
cd ${PKG}/usr/lib${LIBDIRSUFFIX}/${PRGNAM}${MAJORVER}
cp -a release ${PKG}/usr/doc/${PRGNAM}-${MAJORVER}
# Copy SlackBuild docfile.
cat ${CWD}/${PRGNAM}.SlackBuild > \
  ${PKG}/usr/doc/${PRGNAM}-${MAJORVER}/${PRGNAM}.SlackBuild

# Create install directory.
mkdir -p ${PKG}/install
# Copy slack-desc into install directory.
cat ${CWD}/slack-desc > ${PKG}/install/slack-desc

# Strip some libraries and 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
)

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