#!/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 "${JAVA_ARGS[@]}" isabelle.Isabelle_Tool "$@"