91 lines
2.9 KiB
Bash
Executable file
91 lines
2.9 KiB
Bash
Executable file
#!/bin/sh
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# ensure that 'cp -d' preserves hard-links between command line arguments
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# ensure that --preserve=links works with -RH and -RL
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# Copyright (C) 2001-2025 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ cp
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touch a || framework_failure_
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ln a b || framework_failure_
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mkdir c || framework_failure_
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cp -d a b c || framework_failure_
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test -f c/a || framework_failure_
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test -f c/b || framework_failure_
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a_inode=$(ls -i c/a|sed 's,c/.*,,')
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b_inode=$(ls -i c/b|sed 's,c/.*,,')
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test "$a_inode" = "$b_inode" || fail=1
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# --------------------------------------
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rm -rf a b c
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touch a
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ln -s a b
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mkdir c
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cp --preserve=links -R -H a b c || fail=1
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a_inode=$(ls -i c/a|sed 's,c/.*,,')
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b_inode=$(ls -i c/b|sed 's,c/.*,,')
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test "$a_inode" = "$b_inode" || fail=1
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# --------------------------------------
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# Ensure that -L makes cp follow the b->a symlink
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# and translates to hard-linked a and b in the destination dir.
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rm -rf a b c d; mkdir d; (cd d; touch a; ln -s a b)
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cp --preserve=links -R -L d c || fail=1
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a_inode=$(ls -i c/a|sed 's,c/.*,,')
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b_inode=$(ls -i c/b|sed 's,c/.*,,')
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test "$a_inode" = "$b_inode" || fail=1
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# --------------------------------------
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# Same as above, but starting with a/b hard linked.
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rm -rf a b c d; mkdir d; (cd d; touch a; ln a b)
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cp --preserve=links -R -L d c || fail=1
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a_inode=$(ls -i c/a|sed 's,c/.*,,')
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b_inode=$(ls -i c/b|sed 's,c/.*,,')
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test "$a_inode" = "$b_inode" || fail=1
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# --------------------------------------
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# Ensure that --no-preserve=links works.
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rm -rf a b c d; mkdir d; (cd d; touch a; ln a b)
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cp -dR --no-preserve=links d c || fail=1
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a_inode=$(ls -i c/a|sed 's,c/.*,,')
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b_inode=$(ls -i c/b|sed 's,c/.*,,')
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test "$a_inode" = "$b_inode" && fail=1
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# --------------------------------------
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# Ensure that -d still preserves hard links.
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rm -rf a b c d
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touch a; ln a b
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mkdir c
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cp -d a b c || fail=1
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a_inode=$(ls -i c/a|sed 's,c/.*,,')
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b_inode=$(ls -i c/b|sed 's,c/.*,,')
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test "$a_inode" = "$b_inode" || fail=1
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# --------------------------------------
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# Ensure that --no-preserve=mode works
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rm -rf a b c d
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touch a; chmod 731 a
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umask 077
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cp -a --no-preserve=mode a b || fail=1
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mode=$(ls -l b|cut -b-10)
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test "$mode" = "-rw-------" || fail=1
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umask 022
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# --------------------------------------
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Exit $fail
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