#! /bin/sh
# Do common operations before a particular test.

mkdir tmp-$$
cd tmp-$$

case $srcdir in
  /*|~*) ;;
  *) srcdir=../$srcdir ;;
esac

out=
err=

echo $0 > checking
exec 1> stdout
exec 2> stderr

PATH=..:../../src:$PATH
    
prereq() {
    if test $# -ne 0; then
        case $TAR_OPTIONS in
            --format=*)   FMTOPT=$TAR_OPTIONS;;
            *)            FMTOPT=`tar --show-defaults`;;
        esac

        FORMAT=
        for option
        do
            case $FMTOPT in
                --format=$option*) FORMAT=$option
       	                           break;;
            esac
        done
        test -z "$FORMAT" && exit 77
    fi
}