lib/Tools/scala

more robust "isabelle build_scala" as separate tool;

#!/usr/bin/env bash
#
# Author: Makarius
#
# DESCRIPTION: invoke Scala within the Isabelle environment

isabelle scala_build || exit $?

eval "declare -a JAVA_ARGS=($ISABELLE_JAVA_SYSTEM_OPTIONS)"
declare -a SCALA_ARGS=()
for ARG in "${JAVA_ARGS[@]}"
do
  SCALA_ARGS["${#SCALA_ARGS[@]}"]="-J$ARG"
done

classpath "$ISABELLE_SETUP_CLASSPATH"; unset ISABELLE_SETUP_CLASSPATH
classpath "$CLASSPATH"; unset CLASSPATH

isabelle_scala scala "${SCALA_ARGS[@]}" \
  -classpath "$(platform_path "$ISABELLE_CLASSPATH")" \
  -Disabelle.scala.classpath="$(platform_path "$ISABELLE_CLASSPATH")" "$@"