1#!/bin/sh
2# ensure that 'cp -d' preserves hard-links between command line arguments
3# ensure that --preserve=links works with -RH and -RL
4
5# Copyright (C) 2001-2023 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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
21print_ver_ cp
22
23touch a || framework_failure_
24ln a b || framework_failure_
25mkdir c || framework_failure_
26cp -d a b c || framework_failure_
27test -f c/a || framework_failure_
28test -f c/b || framework_failure_
29
30
31a_inode=$(ls -i c/a|sed 's,c/.*,,')
32b_inode=$(ls -i c/b|sed 's,c/.*,,')
33test "$a_inode" = "$b_inode" || fail=1
34# --------------------------------------
35
36rm -rf a b c
37touch a
38ln -s a b
39mkdir c
40cp --preserve=links -R -H a b c || fail=1
41a_inode=$(ls -i c/a|sed 's,c/.*,,')
42b_inode=$(ls -i c/b|sed 's,c/.*,,')
43test "$a_inode" = "$b_inode" || fail=1
44# --------------------------------------
45
46# Ensure that -L makes cp follow the b->a symlink
47# and translates to hard-linked a and b in the destination dir.
48rm -rf a b c d; mkdir d; (cd d; touch a; ln -s a b)
49cp --preserve=links -R -L d c || fail=1
50a_inode=$(ls -i c/a|sed 's,c/.*,,')
51b_inode=$(ls -i c/b|sed 's,c/.*,,')
52test "$a_inode" = "$b_inode" || fail=1
53# --------------------------------------
54
55# Same as above, but starting with a/b hard linked.
56rm -rf a b c d; mkdir d; (cd d; touch a; ln a b)
57cp --preserve=links -R -L d c || fail=1
58a_inode=$(ls -i c/a|sed 's,c/.*,,')
59b_inode=$(ls -i c/b|sed 's,c/.*,,')
60test "$a_inode" = "$b_inode" || fail=1
61# --------------------------------------
62
63# Ensure that --no-preserve=links works.
64rm -rf a b c d; mkdir d; (cd d; touch a; ln a b)
65cp -dR --no-preserve=links d c || fail=1
66a_inode=$(ls -i c/a|sed 's,c/.*,,')
67b_inode=$(ls -i c/b|sed 's,c/.*,,')
68test "$a_inode" = "$b_inode" && fail=1
69# --------------------------------------
70
71# Ensure that -d still preserves hard links.
72rm -rf a b c d
73touch a; ln a b
74mkdir c
75cp -d a b c || fail=1
76a_inode=$(ls -i c/a|sed 's,c/.*,,')
77b_inode=$(ls -i c/b|sed 's,c/.*,,')
78test "$a_inode" = "$b_inode" || fail=1
79# --------------------------------------
80
81# Ensure that --no-preserve=mode works
82rm -rf a b c d
83touch a; chmod 731 a
84umask 077
85cp -a --no-preserve=mode a b || fail=1
86mode=$(ls -l b|cut -b-10)
87test "$mode" = "-rw-------" || fail=1
88umask 022
89# --------------------------------------
90
91Exit $fail
92