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#!/bin/sh
# -*- perl -*-

: ${PERL=perl}
: ${srcdir=.}

$PERL -e 1 > /dev/null 2>&1 || {
  echo 1>&2 "$0: configure didn't find a usable version of Perl," \
    "so can't run this test"
  exit 77
}

SCRIPT_NAME=$0
export SCRIPT_NAME

exec $PERL -w -I$srcdir/.. -MFetish -- - <<\EOF
require 5.003;
use strict;

(my $program_name = $0) =~ s|.*/||;

# Turn off localisation of executable's ouput.
@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
my $out = 'out';
my $script_name = $ENV{SCRIPT_NAME};

my @Tests =
    (
     [
      'skip-seek-1',
      qw (bs=1 skip=1 seek=2 conv=notrunc count=3 status=noxfer of=@AUX@ < ),
      {IN=> '0123456789abcdef'},
      {AUX=> 'zyxwvutsrqponmlkji'},
      {OUT=> ''},
      {ERR=> "3+0 records in\n3+0 records out\n"},
      {CMP=> ['zy123utsrqponmlkji', {'@AUX@'=> undef}]},
     ],
     [
      'skip-seek-2',
      qw (bs=5 skip=1 seek=1 conv=notrunc count=1 status=noxfer of=@AUX@ < ),
      {IN=> '0123456789abcdef'},
      {AUX=> 'zyxwvutsrqponmlkji'},
      {OUT=> ''},
      {ERR=> "1+0 records in\n1+0 records out\n"},
      {CMP=> ['zyxwv56789ponmlkji', {'@AUX@'=> undef}]},
     ],
     [
      'skip-seek-3',
      qw (bs=5 skip=1 seek=1 count=1 status=noxfer of=@AUX@ < ),
      {IN=> '0123456789abcdef'},
      {AUX=> 'zyxwvutsrqponmlkji'},
      {OUT=> ''},
      {ERR=> "1+0 records in\n1+0 records out\n"},
      {CMP=> ['zyxwv56789', {'@AUX@'=> undef}]},
     ],
     [
      # Before fileutils-4.0.45, the last 10 bytes of output
      # were these "\0\0\0\0\0\0\0\0  ".
      'block-sync-1', qw(ibs=10 cbs=10 status=noxfer), 'conv=block,sync', '<',
      {IN=> "01234567\nabcdefghijkl\n"},
      {OUT=> "01234567  abcdefghij          "},
      {ERR=> "2+1 records in\n0+1 records out\n1 truncated record\n"},
     ],
    );

my $save_temps = $ENV{DEBUG};
my $verbose = $ENV{VERBOSE};

my $prog = $ENV{PROG} || die "$0: \$PROG not specified in environment\n";
my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
exit $fail;
EOF