# Description: OpenJDK 8 built using IcedTea build harness (minimal pkg for bootstrapping)
# URL: https://icedtea.classpath.org
# Maintainer:
# Depends on: alsa-lib cups fontconfig freetype giflib gtk krb5 lcms2 libjpeg-turbo libpng libxslt nss p11-kit unzip xorg-libxt xorg-libxtst xorg-libxinerama zip

name=openjdk8-boot
version=8u282-b08
_icedtea_version=3.18.0
_bootname=openjdk7-boot
_boot_version=20210207
release=1
source=(http://icedtea.wildebeest.org/download/source/icedtea-$_icedtea_version.tar.xz
 https://crux.ster.zone/downloads/java/corba-$version.tar.xz
 https://crux.ster.zone/downloads/java/hotspot-$version.tar.xz
 https://crux.ster.zone/downloads/java/jaxp-$version.tar.xz
 https://crux.ster.zone/downloads/java/jaxws-$version.tar.xz
 https://crux.ster.zone/downloads/java/jdk-$version.tar.xz
 https://crux.ster.zone/downloads/java/langtools-$version.tar.xz
 https://crux.ster.zone/downloads/java/nashorn-$version.tar.xz
 https://crux.ster.zone/downloads/java/openjdk-$version.tar.xz
 https://crux.ster.zone/downloads/java/$_bootname-$_boot_version.tar.xz)

unpack_source() {
  for file in ${source[@]}; do
    case ${file##*/} in
      icedtea-$_icedtea_version.tar.xz|\
      $_bootname-$_boot_version.tar.xz)
        bsdtar -p -o -C $SRC -xf $(get_filename $file) ;;
      *)
        cp $(get_filename $file) $SRC ;;
    esac
  done
}

build() {
  # Most of these flags were snarfed directly from Alpine Linux APKBUILD for openjdk7, added -fabi-version.
  # Fixes build failures due to suspected gcc8 changes for default std and abi.
  export EXTRA_CPP_FLAGS="$CXXFLAGS -fabi-version=10 -std=gnu++98 -fno-delete-null-pointer-checks -fno-lifetime-dse -fno-strict-overflow"
  export EXTRA_CFLAGS="$CFLAGS -fabi-version=10 -std=gnu++98 -Wno-error -fno-delete-null-pointer-checks -fno-lifetime-dse -fno-strict-overflow"

  unset JAVA_HOME
  OLD_PATH=$PATH
  export JAVA_HOME=$SRC/openjdk7-boot
  export PATH=$JAVA_HOME/bin:$OLD_PATH

  if [ -f /etc/pki/tls/java/cacerts ]; then
    JAVA_CACERTS=/etc/pki/tls/java/cacerts
  else
    /usr/sbin/make-ca -g -D $SRC/certs || exit 1
    JAVA_CACERTS=$SRC/certs/etc/pki/tls/java/cacerts
  fi

  local _COMMON_OPTIONS="
    --disable-bootstrap
    --disable-docs
    --disable-downloading
    --disable-precompiled-headers
    --disable-tests
    --disable-hotspot-tests
    --disable-langtools-tests
    --disable-jdk-tests
    --disable-systemtap-tests
    --disable-system-pcsc
    --disable-system-sctp
    --enable-system-cups
    --enable-system-fontconfig
    --enable-system-gio
    --enable-system-gtk
    --enable-system-jpeg
    --enable-system-kerberos
    --enable-system-lcms
    --enable-system-png
    --enable-system-zlib
    --enable-non-nss-curves
    --enable-nss
    --with-openjdk-src-zip=$SRC/openjdk-$version.tar.xz
    --with-hotspot-src-zip=$SRC/hotspot-$version.tar.xz
    --with-corba-src-zip=$SRC/corba-$version.tar.xz
    --with-jaxp-src-zip=$SRC/jaxp-$version.tar.xz
    --with-jaxws-src-zip=$SRC/jaxws-$version.tar.xz
    --with-jdk-src-zip=$SRC/jdk-$version.tar.xz
    --with-langtools-src-zip=$SRC/langtools-$version.tar.xz
    --with-nashorn-src-zip=$SRC/nashorn-$version.tar.xz
    --with-pkgversion=CRUX
    --with-jdk-home=$JAVA_HOME
    --with-cacerts-file=$JAVA_CACERTS
    --with-tzdata-dir=/usr/share/zoneinfo"

  mkdir $SRC/build-boot
  cd $SRC/build-boot

  LC_ALL=C \
  CONFIG_SHELL=/bin/bash \
  ../icedtea-$_icedtea_version/configure \
    $_COMMON_OPTIONS \
    --prefix=$SRC/build-boot/openjdk.build/images/j2sdk-image \

  LC_ALL=C \
  make

  # Rebuild with our new openjdk8
  unset JAVA_HOME
  export JAVA_HOME=$SRC/build-boot/openjdk.build/images/j2sdk-image
  export PATH=$JAVA_HOME/bin:/bin:/sbin:/usr/bin:/usr/sbin

  mkdir $SRC/build
  cd $SRC/build

  LC_ALL=C \
  CONFIG_SHELL=/bin/bash \
  ../icedtea-$_icedtea_version/configure \
    $_COMMON_OPTIONS \
    --prefix=/$name

  LC_ALL=C \
  make

  # Copy the sdk image first before pruning it, saving original for later inspection/comparison.
  mkdir -p $PKG/$name
  cp -r openjdk.build/images/j2sdk-image/* $PKG/$name

  # Remove unneeded files
  rm -f $PKG/$name/src.zip
  rm -rf $PKG/$name/{demo,man,sample,jre/lib/images}
  rm -f $PKG/$name/{,jre/}THIRD_PARTY_README

  find $PKG/$name \( \
    -name '*.ja' -o \
    -name '*.txt' -o \
    -name '*.properties' -o \
    -name '*.template' -o \
    -name 'fontconfig.*' -o \
    -name 'ASSEMBLY_EXCEPTION' -o \
    -name 'LICENSE' -o \
    -name 'THIRD_PARTY_README' \) \
    -delete

  # Deduplicate
  rm $PKG/$name/jre/lib/amd64/jli/libjli.so
  ln -sr $PKG/$name/lib/amd64/jli/libjli.so \
    $PKG/$name/jre/lib/amd64/jli/libjli.so
  for f in $PKG/$name/jre/bin/* ; do
    if [ -f $PKG/$name/bin/${f##*/} ]; then
      rm $f
      ln -sr $PKG/$name/bin/${f##*/} $f
    fi
  done
}