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30d296dcb8
This aligns with `fold -w` and BSD `fmt` implementations. * src/fmt.c (fmt_paragraph): Check len <= max_width. * tests/fmt/width.sh: Add a new test. * tests/local.mk: Reference the new test. * NEWS: Mention the change in behavior. Addresses part of https://bugs.gnu.org/79497
41 lines
1.2 KiB
Bash
Executable File
41 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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# Exercise the fmt -w option.
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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_ fmt
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# Ensure width is max display width.
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# Before v9.10, width incorrectly included the \n character
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printf 'aa bb cc dd ee' | fmt -w 8 > out || fail=1
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cat <<\_EOF_ > exp || framework_failure_
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aa bb cc
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dd ee
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_EOF_
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compare exp out || fail=1
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printf 'aa bb cc dd ee' | fmt -w 7 > out || fail=1
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cat <<\_EOF_ > exp || framework_failure_
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aa
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bb cc
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dd ee
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_EOF_
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compare exp out || fail=1
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Exit $fail
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