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tests: ln: add test for non-UTF-8 source names in target-dir mode
* tests/ln/non-utf8-src.sh: New test ensuring ln handles source filenames containing non-UTF-8 bytes when linking into a target directory, for both hard links and symbolic links with -t. * tests/local.mk: Register the new test. uutils/coreutils#11403 #240
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‎tests/ln/non-utf8-src.sh‎

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#!/bin/sh
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# Ensure ln handles non-UTF-8 source names in target-dir mode.
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# Copyright (C) 2026 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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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ ln
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echo a > "$(bad_unicode)" \
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|| skip_ 'bad unicode not supported in shell or file system'
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name="$(bad_unicode)"
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# Check source file and create target directory.
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test -f "$name" || framework_failure_
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mkdir dst || framework_failure_
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# Hard link in target directory.
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ln "$name" dst || fail=1
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test -f "dst/$name" || fail=1
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rm -f "dst/$name" || framework_failure_
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# Symbolic link with -t.
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ln -s -t dst "$name" || fail=1
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test -L "dst/$name" || fail=1
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Exit $fail

‎tests/local.mk‎

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tests/ln/hard-backup.sh \
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tests/ln/hard-to-sym.sh \
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tests/ln/misc.sh \
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tests/ln/non-utf8-src.sh \
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tests/ln/relative.sh \
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tests/ln/sf-1.sh \
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tests/ln/slash-decorated-nonexistent-dest.sh \

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