#!/bin/sh

prg=`basename "$0"`
dir=`dirname "$0"`/..

usage() {
  compiler "--help"
  cat <<EOF
  -j <jvm-options>         pass options to the Java VM
  -J <jvm>                 use a different Java VM (default java in path)
  -V                       echo the java command
EOF
}

fixpath() {
  windows=0

  if [ `uname | grep -c CYGWIN` -ne 0 ]; then
    windows=1
  fi

  cp="$1"

  if [ "$windows" = 1 ]; then 
    cygpath -pw "$cp"
  else
    echo "$cp"
  fi
}

unixfilename() {
  windows=0

  if [ `uname | grep -c CYGWIN` -ne 0 ]; then
    windows=1
  fi

  cp="$1"

  if [ "$windows" = 1 ]; then 
    cygpath -u "$cp"
  else
    echo "$cp"
  fi
}

unixpath() {
  windows=0

  if [ `uname | grep -c CYGWIN` -ne 0 ]; then
    windows=1
  fi

  cp="$1"

  if [ "$windows" = 1 ]; then 
    cygpath -pu "$cp"
  else
    echo "$cp"
  fi
}

extra_cp=
args=
vmargs=-ea
classpath=
java=java

compiler() {
  eval "$java" "$vmargs" -classpath "'$classpath'" polyglot.main.Main "$@"
}
compilerprint() {
  echo "$java" "$vmargs" -classpath "'$classpath'" polyglot.main.Main "$@"
}

dir=`unixfilename "$dir"`

while true; do
    case "$1" in
        "")
            break
            ;;
        -V)
            verbose=1
            shift
            ;;
        -classpath|-cp)
            shift
            if [ -z "$extra_cp" ]; then
	            extra_cp="`unixpath "$1"`"
            else
	            extra_cp="$extra_cp:`unixpath "$1"`"
            fi
            shift
            ;;
        -j)
            shift
            vmargs="$vmargs '$1'"
            shift
            ;;
        -J)
            shift
            java="'$1'"
            shift
            ;;
        -h)
            usage=1
            break
            ;;
        -rdebug)
          shift
          vmargs="${vmargs} -Xdebug -Xrunjdwp:transport=dt_socket,address=6666,server=y,suspend=y"
          ;;
        *)
            args="$args '$1'"
            shift
            ;;
    esac
done

unixclasspath=`unixpath $CLASSPATH`
classpath="$extra_cp"
classpath="$classpath:$dir/classes:$dir/lib/polyglot.jar:$dir/tools/java_cup/classes"

PATH_unix=`unixpath $PATH`

classpath="$classpath:$unixclasspath"

classpath=`fixpath "$classpath"`


if [ "$usage" = 1 ]; then
  usage
  exit 0
fi

args="-extclass polyglot.ext.jl7.JL7ExtensionInfo $args"

if [ "$verbose" = 1 ]; then
    compilerprint "$args"
fi

compiler "$args"
