#!/bin/sh -f

ncibin=/afs/cs/academic/class/15745-s03/public/Linux/nci/bin
ncisolib=/afs/cs/academic/class/15745-s03/public/Linux/nci/solib
if [ x$LD_LIBRARY_PATH = x ]
    then LD_LIBRARY_PATH=$ncisolib
else
    LD_LIBRARY_PATH=$ncisolib:$LD_LIBRARY_PATH
fi

usage() {
   echo "Usage: $0 [-o outputfile] [-keep] [-v]"
   echo "    file.spd"
   echo "  convert a suif1 file to suif2"
   echo "  if the outputfile is not specified"
   echo "  file.suif will be used"
   exit 1;
}

keep=0

outputfile=""
default_ext=.suif

tmpfile=$$.drv
verbose=0

while [ ! -z $1 ];
  do case x"$1" in
    x-f)  shift
      if [ -z $1 ]
         then usage; fi
      tmpfile=$1
      shift ;;
    x-o)  shift
      if [ -z $1 ] 
          then usage; fi
      outputfile=$1
      shift;;
    x-keep) keep=1
      shift;;
    x-v) verbose=1
      shift;;
    x-*) 
      echo "Bad option $1"; 
      usage;;
    *) break;;
  esac
done

if [ -z $1 ] 
    then usage; fi
if [ $# -ne 1 ]
    then echo "Error: Too many files in the input line"
    usage
fi

inputfile=$1
if [ x$outputfile = x"" ]
    then base=`echo $inputfile | sed 's+^.*/++' | sed 's+^\(.*\)\..*+\1+'`
    base2=`echo $inputfile | sed 's+^.*/++'`

    if [ x$base2 = x$base ]
	then echo "Error: Input file basename '$base2' has no does not have an extension"
	usage
    fi
    outputfile="$base"$default_ext
fi
rm -f $outputfile

if [ x${SUIFHOME} = x ]
    then echo SUIF1 environment 'SUIFHOME' MUST be set up before using this script
fi
if [ x${MACHINE} = x ]
    then echo SUIF1 environment 'MACHINE' MUST be set up before using this script
    exit 1
fi

sln=${base}.sln
if [ $verbose -eq 1 ]
  then echo ${SUIFHOME}/${MACHINE}/bin/loop_norm $inputfile $sln
fi
${SUIFHOME}/${MACHINE}/bin/loop_norm $inputfile $sln
if [ $? != 0 ]
   then echo "failed ${SUIFHOME}/${MACHINE}/bin/loop_norm $inputfile $sln"
   exit 1
fi

cat <<EOF > $tmpfile
import convertsuif1to2
import transforms

convertsuif1to2 $sln
import transforms
import usefulpasses
build_repeat_value_blocks
build_field_access_expressions
avoid_label_collisions
avoid_external_collisions
insert_struct_final_padding
dismantle_field_access_expressions
recycle_trash
save $outputfile
EOF

if [ $verbose -eq 1 ]
    then echo $ncibin/suifdriver -f $tmpfile
fi
$ncibin/suifdriver -f $tmpfile 1>&2
if [ $? != 0 ]
   then echo "FAILED: $ncibin/suifdriver -f $tmpfile" 
   exit 1
fi
if [ $keep -eq 0 ]
  then if [ $verbose -eq 1 ]
	  then echo rm -f $sln $tmpfile
       fi
  rm -f $sln $tmpfile
fi