82 lines
2.6 KiB
Bash
Executable file
82 lines
2.6 KiB
Bash
Executable file
#!/bin/sh
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# Make sure all of these programs promptly diagnose write errors.
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# Copyright (C) 2023-2025 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_ timeout env
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if ! test -w /dev/full || ! test -c /dev/full; then
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skip_ '/dev/full is required'
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fi
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# Writers that may output data indefinitely
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# First word in command line is checked against built programs
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echo "\
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cat /dev/zero
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comm -z /dev/zero /dev/zero
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cut -z -c1- /dev/zero
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cut -z -f1- /dev/zero
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dd if=/dev/zero
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expand /dev/zero
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factor --version; yes 1 | factor
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# TODO: fmt /dev/zero
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# TODO: fold -b /dev/zero
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head -z -n-1 /dev/zero
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join -a 1 -z /dev/zero /dev/null
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# TODO: nl --version; yes | nl
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# TODO: numfmt --version; yes 1 | numfmt
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od -v /dev/zero
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paste /dev/zero
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# TODO: pr /dev/zero
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seq inf
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tail -n+1 -z /dev/zero
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tee < /dev/zero
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tr . . < /dev/zero
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unexpand /dev/zero
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uniq -z -D /dev/zero
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yes
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" |
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sort -k 1b,1 > all_writers || framework_failure_
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printf '%s\n' $built_programs |
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sort -k 1b,1 > built_programs || framework_failure_
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join all_writers built_programs > built_writers || framework_failure_
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while read writer; do
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# Enforce mem usage limits if possible
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cmd=$(printf '%s\n' "$writer" | cut -d ' ' -f1) || framework_failure_
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base_mem=$(get_min_ulimit_v_ $cmd --version) \
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&& ulimit="ulimit -v $(($base_mem+12000))" \
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|| skip_ 'unable to determine ulimit -v'
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# Check /dev/full handling
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rm -f full.err || framework_failure_
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timeout 10 env --default-signal=PIPE $SHELL -c \
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"($ulimit && $writer 2>full.err >/dev/full)"
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{ test $? = 124 || ! grep 'space' full.err >/dev/null; } &&
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{ fail=1; cat full.err; echo "$writer: failed to exit" >&2; }
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# Check closed pipe handling
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rm -f pipe.err || framework_failure_
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timeout 10 env --default-signal=PIPE $SHELL -c \
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"($ulimit && $writer 2>pipe.err | :)"
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{ test $? = 0 && compare /dev/null pipe.err; } ||
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{ fail=1; cat pipe.err; echo "$writer: failed to write to closed pipe" >&2; }
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done < built_writers
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Exit $fail
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