#!/usr/bin/env bash

#

# Author: Markus Wenzel, TU Muenchen

#

# Isabelle tool wrapper.

if [ -L "$0" ]; then

  TARGET="$(LC_ALL=C ls -l "$0" | sed 's/.* -> //')"

  exec "$(cd "$(dirname "$0")"; cd "$(pwd -P)"; cd "$(dirname "$TARGET")"; pwd)/$(basename "$TARGET")" "$@"

fi

## settings

PRG="$(basename "$0")"

ISABELLE_HOME="$(cd "$(dirname "$0")"; cd "$(pwd -P)"; cd ..; pwd)"

source "$ISABELLE_HOME/lib/scripts/getsettings" || exit 2

## external tool (shell script)

if [ "$#" -ge 1 -a "$1" != "-?" ]

then

  TOOL_NAME="$1"

  splitarray ":" "$ISABELLE_TOOLS"; TOOLS=("${SPLITARRAY[@]}")

  for DIR in "${TOOLS[@]}"

  do

    TOOL="$DIR/$TOOL_NAME"

    case "$TOOL" in

      *~ | *.orig) ;;

      *)

        if [ -f "$TOOL" -a -x "$TOOL" ]; then

          shift

          exec "$TOOL" "$@"

        fi

        ;;

    esac

  done

fi

## internal tool or usage (Scala)

isabelle_admin_build jars || exit $?

eval "declare -a JAVA_ARGS=($ISABELLE_TOOL_JAVA_OPTIONS)"

exec isabelle java "${JAVA_ARGS[@]}" isabelle.Isabelle_Tool "$@"