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ecd803805d
* src/readlink.c (main): Set verbose if the POSIXLY_CORRECT environment variable is set. * tests/readlink/readlink-posix.sh: New file. * tests/local.mk (all_tests): Add it. * NEWS: Mention the change. * doc/coreutils.texi (readlink invocation): Document the behavior of POSIXLY_CORRECT.
49 lines
1.6 KiB
Bash
Executable File
49 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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# Test readlink with POSIXLY_CORRECT defined.
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# Copyright (C) 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_ readlink
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touch file || framework_failure_
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ln -s file link1 || framework_failure_
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# POSIX requires a diagnostic error and non-zero exit status if the file is not
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# a symbolic link.
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cat <<\EOF > exp || framework_failure_
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readlink: file: Invalid argument
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EOF
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returns_ 1 env POSIXLY_CORRECT=1 readlink file 2>err || fail=1
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compare exp err || fail=1
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# Does not occur for non-POSIX options.
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env POSIXLY_CORRECT=1 readlink -f file || fail=1
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env POSIXLY_CORRECT=1 readlink -e file || fail=1
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env POSIXLY_CORRECT=1 readlink -m file || fail=1
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# Check on a symbolic link.
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cat <<\EOF > exp || framework_failure_
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file
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EOF
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POSIXLY_CORRECT=1 readlink link1 >out || fail=1
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compare exp out || fail=1
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POSIXLY_CORRECT=1 readlink -f link1 || fail=1
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POSIXLY_CORRECT=1 readlink -e link1 || fail=1
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POSIXLY_CORRECT=1 readlink -m link1 || fail=1
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Exit $fail
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