native-images

#!/bin/bash

# Print and evaluate
evalp()
{
    echo "$@"
    "$@"
}

# Get tool names from a directory
get_tool_names()
{
    dir=$1
    for file in $dir/*.jar
    do
        basename $file .jar
    done
}

# Check arguments
if [ ! -d "$1" ]
then
    echo "[ERROR] Must supply binary directory"
    exit 1
fi
# Calculate directories
tool_dir="$1"
native_dir="${tool_dir}-native"
native_final="${tool_dir}-final"
mkdir -p "${native_dir}"
mkdir -p "${native_final}"
# Remove $1
shift;
tool_names="$@"
if [[ "${tool_names}" == "" ]]
then
    tool_names="$(get_tool_names ${tool_dir})"
fi

# Generate a native emage
for tool_name in $tool_names
do
    jar_file="$tool_dir/$tool_name.jar"
    out_file="$native_dir/$tool_name"
    echo "Building $out_file"
    class_path="${CLASSPATH}"
    evalp "$GRAALVM_JAVA_HOME/bin/native-image" -H:PageSize=65536 -cp "${class_path}" $FPP_NATIVE_IMAGE_FLAGS \
      --no-fallback --install-exit-handlers \
      -jar "$jar_file" "$out_file"
    if [ $? -ne 0 ]
    then
        echo "[ERROR] Failed to build $out_file"
        exit 1
    fi
    sync; sync; sync; # Magic to fix filesystem woes
    cp "${out_file}" "${native_final}"
done
mv "$tool_dir" "$tool_dir.old"
mv "$native_final" "$tool_dir"