#!/bin/sh

# Try to determine the FORREST_HOME
if [ -z "$FORREST_HOME" ] ; then
  # Note: this piece of code is based on ant's shell script

  ## resolve links - $0 may be a link to ant's home
  PRG=$0
  progname=`basename $0`
  saveddir=`pwd`

  # need this for relative symlinks
  cd `dirname $PRG`

  while [ -h "$PRG" ] ; do
    ls=`ls -ld "$PRG"`
    link=`expr "$ls" : '.*-> \(.*\)$'`
    if expr "$link" : '.*/.*' > /dev/null; then
  PRG="$link"
    else
  PRG="`dirname $PRG`/$link"
    fi
  done

  FORREST_HOME=`dirname "$PRG"`/..

  # make it fully qualified
  FORREST_HOME=`cd "$FORREST_HOME" && pwd`

  cd $saveddir
fi

FORRESTBOT_HOME="$FORREST_HOME/forrestbot"

# set the ant file to use
ANTFILE="$FORRESTBOT_HOME/forrestbot.build.xml"

# Save old ANT_HOME
OLD_ANT_HOME="$ANT_HOME"
unset ANT_HOME

# ----- Set Up The Runtime Classpath ------------------------------------------

if [ "$TERM" = "cygwin" ] ; then
  S=';'
else
  S=':'
fi

CP="$CLASSPATH"
export CP
unset CLASSPATH

CLASSPATH=`echo $FORREST_HOME/lib/endorsed/*.jar $FORRESTBOT_HOME/lib/*.jar | tr ' ' $S`
export CLASSPATH

echo "Apache Forrest.  Run 'forrest -projecthelp' to list options"
echo
"$FORREST_HOME/ant/bin/ant" -buildfile "$ANTFILE" -Dbasedir="$PWD" -Dforrest.home="$FORREST_HOME" -emacs $@

# ---- Restore Classpath
unset CLASSPATH
CLASSPATH=$CP
export CLASSPATH

# ---- Restore ANT_HOME
# Restore old ANT_HOME
ANT_HOME="$OLD_ANT_HOME"
export ANT_HOME