| # Copyright (C) 2012-2025 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 <https://www.gnu.org/licenses/>. | |
| . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src | |
| print_ver_ dd | |
| echo 0123456789abcdefghijklm > in || framework_failure_ | |
| # count bytes | |
| for operands in "count=14B" "count=14 iflag=count_bytes"; do | |
| dd $operands conv=swab < in > out 2> /dev/null || fail=1 | |
| case $(cat out) in | |
| 1032547698badc) ;; | |
| *) fail=1 ;; | |
| esac | |
| done | |
| for operands in "iseek=10B" "skip=10 iflag=skip_bytes"; do | |
| # skip bytes | |
| dd $operands < in > out 2> /dev/null || fail=1 | |
| case $(cat out) in | |
| abcdefghijklm) ;; | |
| *) fail=1 ;; | |
| esac | |
| # skip records and bytes from pipe | |
| echo 0123456789abcdefghijklm | | |
| dd $operands bs=2 > out 2> /dev/null || fail=1 | |
| case $(cat out) in | |
| abcdefghijklm) ;; | |
| *) fail=1 ;; | |
| esac | |
| done | |
| truncate -s8 expected2 | |
| printf '\0\0\0\0\0\0\0\0abcdefghijklm\n' > expected | |
| for operands in "oseek=8B" "seek=8 oflag=seek_bytes"; do | |
| # seek bytes | |
| echo abcdefghijklm | | |
| dd $operands bs=5 > out 2> /dev/null || fail=1 | |
| compare expected out || fail=1 | |
| # Just truncation, no I/O | |
| dd $operands bs=5 of=out2 count=0 2> /dev/null || fail=1 | |
| compare expected2 out2 || fail=1 | |
| done | |
| # Check recursive integer parsing | |
| for oseek in '1x2x4 oflag=seek_bytes' '1Bx2x4' '1Bx8' '2Bx4B' '2x4B'; do | |
| # seek bytes | |
| echo abcdefghijklm | | |
| dd oseek=$oseek bs=5 > out 2> /dev/null || fail=1 | |
| compare expected out || fail=1 | |
| done | |
| # Negative checks for integer parsing | |
| for count in B B1 Bx1 KBB BB KBb KBx x1 1x 1xx1; do | |
| returns_ 1 dd count=$count </dev/null >/dev/null || fail=1 | |
| done | |
| Exit $fail | |