# Description: OpenJDK 12 (minimal pkg for bootstrapping)
# URL: https://openjdk.java.net/
# Maintainer:
# Depends on: alsa-lib cups fontconfig giflib krb5 lcms2 libxslt nss unzip xorg-libxrandr xorg-libxt xorg-libxtst zip

name=openjdk12-boot
version=12.0.2+10
_boot_ver=20210207
_cert_ver=20200215
_jdkhash=c45c2cbfb841
release=1
source=(https://crux.ster.zone/downloads/java/openjdk-$version.tar.bz2
  https://crux.ster.zone/downloads/java/openjdk11-boot-$_boot_ver.tar.xz
  https://crux.ster.zone/downloads/java/java_cacerts-$_cert_ver
  make-4.3_breaks_build.patch)

build() {
  patch -p1 -d $SRC/jdk12u-$_jdkhash -i $SRC/make-4.3_breaks_build.patch

  # Make sure we do not have ccache masquerade directory in PATH.
  # Use --enable-ccache instead of providing a wrapped compiler.
  # NOTE: the check for usr/bin/ccache may be too specific, since it rules out
  #       local or opt installs.
  if [ -e '/usr/bin/ccache' ]; then
    PATH=$(echo ${PATH} | awk -v RS=: -v ORS=: '/ccache/ {next} {print}' | sed 's/:*$//')
    PKGMK_JDK12+=' --enable-ccache'
  fi

  OLD_PATH=$PATH
  export JAVA_HOME=$SRC/openjdk11-boot
  export PATH=$JAVA_HOME/bin:$OLD_PATH

  unset CFLAGS
  unset CXXFLAGS
  unset LDFLAGS
  unset MAKEFLAGS
  export _CFLAGS+=' -fabi-version=10 -std=gnu++98 -fno-delete-null-pointer-checks -fno-lifetime-dse -fno-strict-overflow -fcommon'
  export _CXXFLAGS+=' -fabi-version=10 -std=gnu++98 -fno-delete-null-pointer-checks -fno-lifetime-dse -fno-strict-overflow -fcommon'

  [ -z $JOBS ] && JOBS=$(nproc)

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

  local _COMMON_OPTIONS="
    --disable-hotspot-gtest
    --disable-precompiled-headers
    --disable-warnings-as-errors
    --enable-dtrace=no
    --enable-headless-only
    --enable-unlimited-crypto
    --with-native-debug-symbols=none
    --with-debug-level=release
    --with-stdc++lib=dynamic
    --with-jvm-variants=server
    --with-cacerts-file=$SRC/java_cacerts-$_cert_ver
    --with-jtreg=no
    --with-boot-jdk=$JAVA_HOME
    --with-version-opt=CRUX-r$release
    --with-version-build=${version#*+}
    --with-vendor-name=CRUX
    --with-jobs=$JOBS
    --with-libjpeg=system
    --with-giflib=system
    --with-libpng=system
    --with-zlib=system
    --with-lcms=system"

  LC_ALL=C \
  /bin/bash $SRC/jdk12u-$_jdkhash/configure $PKGMK_JDK12 \
    $_COMMON_OPTIONS \
    --prefix=$SRC/build-boot/images/jdk \
    --with-extra-cflags="$_CFLAGS" \
    --with-extra-cxxflags="$_CXXFLAGS"

  # NOTE: for debugging build issues: set LOG to debug, JOBS to 1.
  LC_ALL=C \
  make LOG=warn JOBS=$JOBS jdk-image

  export JAVA_HOME=$SRC/build-boot/images/jdk
  export PATH=$JAVA_HOME/bin:$OLD_PATH

  mkdir $SRC/build
  cd $SRC/build

  LC_ALL=C \
  /bin/bash $SRC/jdk12u-$_jdkhash/configure $PKGMK_JDK12 \
    --prefix=/$name \
    $_COMMON_OPTIONS \
    --with-extra-cflags="$_CFLAGS" \
    --with-extra-cxxflags="$_CXXFLAGS"

  # NOTE: for debugging build issues: set LOG to debug, JOBS to 1.
  LC_ALL=C \
  make LOG=warn JOBS=$JOBS jdk-image

  rm -r images/jdk/demo
  rm -r images/jdk/jmods
  rm -r images/jdk/lib/src.zip
  rm -r images/jdk/lib/*.ja
  rm -r images/jdk/legal

  cp -r images/jdk $PKG/$name
}