/usr/bin/mcheck is in mtools 4.0.18-2ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | #!/bin/sh
# Copyright 1994 David C. Niemi
# Copyright 1994,1997,2001,2002 Alain Knaff.
# This file is part of mtools.
#
# Mtools 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.
#
# Mtools 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 Mtools. If not, see <http://www.gnu.org/licenses/>.
#
# mcheck [ <DOS drive letter> ]
#
# Read every file on an MS-DOS formatted disk to make sure they're good.
#
# Requires: mdir and mread utilities from mtools in user's path.
#
# 1994/02/19 DCN Created
# 1994/??/?? ALK Added case statement for results of mdir
# 1994/09/24 DCN Cleanup (5 minutes on top of the 30 seconds creating it)
# 1994/12/01 DCN Better comments, notices to stderr
#
# Copyright (C) 1994 David C. Niemi (niemi@tuxers.net)
# The author requires that any copies or derived works include this
# copyright notice; no other restrictions are placed on its use.
#
set -e
set -u
DRIVE=${1:-'A:'}
mdir ${DRIVE}'*'
case $? in
2)
echo "No files on disk." >&2
exit 0
;;
1)
exit 1
;;
0)
;;
esac
echo >&2; echo "Verifying files on drive ${DRIVE}..." >&2
if mtype -/ ${DRIVE}\* > /dev/null; then
echo "Disk in drive ${DRIVE} is OK." >&2
exit 0
else
echo "Disk in drive ${DRIVE} has errors." >&2
exit 1
fi
## NOTREACHED ##
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