#!/bin/sh

# Heavily based on the Slackware 14.1 SlackBuild
# Copyright 2009, 2010, 2011, 2012  Eric Hameleers, Eindhoven, NL
# Copyright 2009, 2010, 2011, 2012  Patrick J. Volkerding, Sebeka, MN, USA
# All rights reserved.

# Written by Eric Hameleers < alien at slackware.com >
# Adapted to portaxxv's standard by miklos < ardutu at gmail dot com >

# Slackware build script for openjdk
# Official Site: http://openjdk.java.net/

# 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.
#
# Require to build: jdk|openjdk >= 6, apache-ant, rhino

set -e

# Basic information. 
PKGNAME=openjdk
BUILD=${BUILD:-2}
TAG=${TAG:-sl}
ARCH=${ARCH:-$(uname -m)}
DOCS="AUTHORS COPYING HACKING INSTALL NEWS README*" #list of docs to include
SLKFILES="generate-cacerts.pl openjdk.sh openjdk.csh *.diff swing.properties" #extra files to include in slackbuild distribution
ICEDTEAVER=${ICEDTEAVER:-2.5.4}
SOURCE="http://icedtea.classpath.org/download/source/icedtea-$ICEDTEAVER.tar.gz"
TAR=      # empty = auto
DIR=      # empty = auto

# Automatically determine the architecture we're building on:
case "$ARCH" in
	  i?86) export ARCH=i486; SLKCFLAGS="-O2 -march=i486 -mtune=i686"; CHOST="i486-slackware-linux"; LIB_ARCH=i386 ;;
	x86_64) SLKCFLAGS="-O2 -fPIC"; LIBDIRSUFFIX="64"; CHOST="x86_64-slackware-linux"; LIB_ARCH=amd64 ;;
	  arm*) export ARCH=arm; SLKCFLAGS="-O2 -march=armv5te"; CHOST="arm-slackware-linux-gnueabi"; LIB_ARCH=arm ;;
# Unless $ARCH is already set, use uname -m for all other archs:
		 *) export ARCH=$( uname -m ) ;;
esac

# Does not touch following if not needed
JOBS=${JOBS:-"-j4"}
CWD=$(pwd)
TMP=${TMP:-/tmp/buildpkgs/$PKGNAME}
PKG=$TMP/package-$PKGNAME
OUTPUT=${OUTPUT:-$CWD}
TAR=${TAR:-$(basename $SOURCE)}
DIR=${DIR:-$(echo "$TAR"|sed -r 's/(\.tar|)(.xz|.gz|.bz2|)$//')}

if [ ! -e $CWD/$TAR ];then
  wget $SOURCE # -O "$CWD/$TAR"
fi

### Preparing Source
rm -rf $TMP
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
tar xvf $CWD/$TAR
cd $DIR

chown -R root:root .
chmod -R u+w,go+r-w,a-s .

VERSION=7u$(cat Makefile.in | grep ^JDK_UPDATE_VERSION | sed -r 's/^.* //')_$(cat Makefile.in | grep ^BUILD_VERSION | sed -r 's/^.* //')

unset CLASSPATH
unset JAVA_HOME
unset MAKEFLAGS

export ANT_HOME=/usr/share/ant
export ALT_FREETYPE_LIB_PATH=/usr/lib${LIBDIRSUFFIX}
export ALT_PARALLEL_COMPILE_JOBS="${JOBS/-j}"
export BUILD_NUMBER=$JAVABLD
export HOTSPOT_BUILD_JOBS="${ALT_PARALLEL_COMPILE_JOBS}"
export LANG=C
export OS_VARIANT_NAME="Slackware"
export OS_VARIANT_VERSION=$(cat /etc/slackware-version | cut -f2 -d' ')

export JVMDIR=/usr/lib${LIBDIRSUFFIX}/java
EXTRA_OPTS="--disable-bootstrap"

mkdir -p bootstrap/boot/jre/lib

# Adding distribution patches. Thanks to the ArchLinux community.
cp $CWD/*.diff patches/
export DISTRIBUTION_PATCHES="patches/fontconfig-paths.diff patches/fix_corba_cmds_path.diff patches/openjdk7_fix_jdk_cmds_path.diff patches/openjdk7_nonreparenting-wm.diff"

# Customize as you need
CFLAGS="$CFLAGS $SLKCFLAGS" \
CXXFLAGS="$CXXFLAGS $SLKCFLAGS" \
./configure \
  $SRCOPTS \
  --with-abs-install-dir=/usr/lib${LIBDIRSUFFIX}/java \
  --with-pkgversion=Slackware \
  --with-parallel-jobs=${HOTSPOT_BUILD_JOBS} \
  --with-jdk-home=${JVMDIR} \
  --disable-docs \
  --disable-jamvm \
  --disable-jdk-tests \
  --disable-langtools-tests \
  --disable-system-lcms \
  --disable-system-kerberos \
  --enable-nss \
  $EXTRA_OPTS \
  --build=$CHOST
#sed -i -e 's/-o native-ecj/-lgcj -o native-ecj/' Makefile
make VERBOSE=TRUE

# Move the generated jre and sdk images to the respective packages:
mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}
cp -a openjdk.build/j2sdk-image/ \
  $PKG/usr/lib${LIBDIRSUFFIX}/jdk${VERSION}/

# Generate a cacerts file from the certificates installed through our
# ca-certificates package - the "cacerts" in the OpenJDK sources is empty.
# This will only work if we already have a proper JDK/JRE installed:
if which keytool 1>/dev/null 2>&1 ; then
  mkdir certgen
  ( cd certgen
    cp $CWD/generate-cacerts.pl .
    for cert in /usr/share/ca-certificates/*/*.crt; do
      openssl x509 -text -in "${cert}" >> all.crt
    done
    perl generate-cacerts.pl keytool all.crt
    install -p -m0644 cacerts $PKG/usr/lib${LIBDIRSUFFIX}/jdk${VERSION}/jre/lib/security
  )
else
  echo "** Not installing a proper cacerts file !"
  echo "** Missing keytool program (do you really have a Java installed?)"
fi

# Symlinks are present in Slackware historically:
( cd $PKG/usr/lib${LIBDIRSUFFIX}
  ln -sf jdk${VERSION} java
) || exit 1

# Add the profile scripts:
mkdir -p $PKG/etc/profile.d
for file in $CWD/openjdk.sh $CWD/openjdk.csh ; do
  cat $file | sed -e "s#lib/java#lib${LIBDIRSUFFIX}/java#" \
    > $PKG/etc/profile.d/$(basename $file)
done
chmod 755 $PKG/etc/profile.d/*


# Add menu entries and icons:
for i in 16 24 32 48 ; do
  mkdir -p ${PKG}/usr/share/icons/hicolor/${i}x${i}/apps
  install -m644 openjdk/jdk/src/solaris/classes/sun/awt/X11/java-icon${i}.png \
  ${PKG}/usr/share/icons/hicolor/${i}x${i}/apps/java.png 
done
mkdir -p ${PKG}/usr/share/applications
install -m644 *.desktop ${PKG}/usr/share/applications/
# We do not create symlinks for binaries in /usr/bin , instead we add the
# Java directory to the $PATH :
for FILE in ${PKG}/usr/share/applications/*.desktop ; do
  sed -i -e "s,^Exec=/usr/bin/,Exec=," $FILE
done

# User-modifiable configuration files go to /etc :
mkdir -p $PKG/etc/java $PKGJRE/etc/java
mv $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/${LIB_ARCH}/jvm.cfg $PKG/etc/java/jvm.cfg.new
ln -sf /etc/java/jvm.cfg $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/${LIB_ARCH}/jvm.cfg
mv $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/security/java.policy $PKG/etc/java/java.policy.new
ln -sf /etc/java/java.policy $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/security/java.policy
mv $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/security/java.security $PKG/etc/java/java.security.new
ln -sf /etc/java/java.security $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/security/java.security
cat $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/security/nss.cfg | sed -e 's/seamonkey-.*$/seamonkey/' > $PKG/etc/java/nss.cfg.new
ln -sf /etc/java/nss.cfg $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/security/nss.cfg

# NOTE:
# The openjdk does not build a mozilla plugin: install icedtea-web instead.

( cd $PKG/usr/lib${LIBDIRSUFFIX}
  ln -sf ./java/jre/lib/${LIB_ARCH}/server/libjvm.so .
)

# Adding swing.properties for GTK+ integration and antialiasing
cp $CWD/swing.properties $PKG/usr/lib${LIBDIRSUFFIX}/java/jre/lib/

# Documentations
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/icedtea
for DC in $DOCS;do
  [ -e $DC ]&&cp -r $DC $PKG/usr/doc/$PKGNAME-$VERSION/icedtea
done
cd openjdk
cp -a ASSEMBLY_EXCEPTION LICENSE README* THIRD_PARTY_README $PKG/usr/doc/$PKGNAME-$VERSION/
chmod -R 644 $PKG/usr/doc/$PKGNAME-$VERSION/

# SlackBuild
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cd $CWD
for SB in $PKGNAME.SlackBuild slack-desc doinst.sh doinst.sh.gz EULA.TXT $SLKFILES;do
  [ -e $SB ]&&cp -r $SB $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$SB
done

for i in man info
do
    if [ -d $PKG/usr/$i ]; then
   		cd $PKG/usr/$i
		find . -type f -exec gzip -9 {} \;
		for file in $( find . -type l ) ; do ln -s $( readlink $file ).gz $file.gz ; rm $file ; done
		[ "$i" == "info" ] && rm -f dir
    fi
done

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
)

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
[ -e $CWD/doinst.sh ] && cat $CWD/doinst.sh > $PKG/install/doinst.sh
[ -e $CWD/doinst.sh.gz ] && zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh

cd $PKG
chown -R root:root $PKG

if [ -x "$(which requiredbuilder 2>/dev/null)" ];then
  EXCLUDE="jdk, openjdk" requiredbuilder -y -v -s $CWD $PKG   # add "-c -b" if you have binary files in /usr/share 
  [ -e install/slack-required ]&&cat install/slack-required > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-required
fi

/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}

if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP
fi