1#!/bin/sh 2# Make sure dd does the right thing when the input file descriptor 3# is not rewound. 4 5# Copyright (C) 2000-2023 Free Software Foundation, Inc. 6 7# This program is free software: you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation, either version 3 of the License, or 10# (at your option) any later version. 11 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <https://www.gnu.org/licenses/>. 19 20. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src 21print_ver_ dd 22 23 24echo abcde > in 25(dd skip=1 count=1 bs=1; dd skip=1 bs=1) < in > out 2> /dev/null || fail=1 26case $(cat out) in 27 bde) ;; 28 *) fail=1 ;; 29esac 30 31Exit $fail 32