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#!/bin/sh
# -*- perl -*-
# Exercise od
# Copyright (C) 2006, 2007 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
: ${PERL=perl}
: ${srcdir=.}
PROG=`echo $0|sed 's,.*/,,'`; export PROG
$PERL -e 'use warnings;' > /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
}
me=`echo $0|sed 's,.*/,,'`
me=`echo $0|sed 's,.*/,,'`
exec $PERL -w -I$srcdir/.. -MCoreutils -M"CuTmpdir qw($me)" -- - <<\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;
# Use a file in /proc whose size is not likely to
# change between the wc and od invocations.
my $proc_file = '/proc/version';
-f $proc_file
or $proc_file = '/dev/null';
# Count the bytes in $proc_file, _by reading_.
my $len = 0;
open FH, '<', $proc_file
or die "$program_name: can't open `$proc_file' for reading: $!\n";
while (defined (my $line = <FH>))
{
$len += length $line;
}
close FH;
my $proc_file_byte_count = $len;
my @Tests =
(
# Skip the exact length of the input file.
# Before coreutils-6.10, this would ignore the "-j 1".
['j-bug1', '-c -j 1 -An', {IN=>{g=>'a'}}, {OUT=>''}],
['j-bug2', '-c -j 2 -An', {IN=>{g=>'a'}}, {IN=>{h=>'b'}}, {OUT=>''}],
# Skip the sum of the lengths of the first three inputs.
['j-bug3', '-c -j 3 -An', {IN=>{g=>'a'}}, {IN=>{h=>'b'}},
{IN=>{i=>'c'}}, {OUT=>''}],
# Skip the sum of the lengths of the first three inputs, printing the 4th.
['j-bug4', '-c -j 3 -An', {IN=>{g=>'a'}}, {IN=>{h=>'b'}},
{IN=>{i=>'c'}}, {IN=>{j=>'d'}}, {OUT=>" d\n"}],
# Ensure that od -j doesn't fseek across a nonempty file in /proc,
# even if the kernel reports that the file has stat.st_size = 0.
['j-proc', "-An -c -j $proc_file_byte_count $proc_file",
{IN=>{f2=>'e'}}, {OUT=>" e\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
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