#!/bin/sh
# vim: ft=sh ts=4 sw=4 et
# Check whether there are any Mercury-compiler generated files in this
# directory that do not belong to Mercury modules in this directory.
# Report their names.
#
# The script assumes that the source for a module mod1.mod2.mod3 is stored
# in a file whose name is either fully qualified (e.g. mod1.mod2.mod3.m),
# or not qualified at all (e.g. mod3.m).

prefix=
while getopts p: flag
do
    case $flag in
    p)  prefix="$OPTARG/"
        ;;
    *)  echo "usage: cleanint [-p prefix]"
        exit 1
        ;;
    esac
done

shift `expr $OPTIND - 1`
if test $# -gt 0
then
    echo "usage: cleanint [-p prefix]"
    exit 1
fi

for suffix in d dep int int2 int3 date date3 opt optdate trans_opt trans_opt_date err
do
    for file in *.$suffix
    do
        # If there are no files with a given suffix,
        # then avoid the ill-formed call to basename.

        if test -f "$file"
        then
            base=`basename $file .$suffix`
            if test ! -f "$base.m"
            then
                basebase=`echo $base | sed -e 's/.*\.//'`
                if test ! -f "$basebase.m"
                then
                    echo $prefix$file
                fi
            fi
        fi
    done
done

exit 0