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e6a1f5a4b0
* tests/misc/write-errors.sh: Reset SIGPIPE to the default (terminate) disposition, so that the test doesn't erroneously fail due to an ignored SIGPIPE in the test environment.
83 lines
2.6 KiB
Bash
Executable File
83 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+8000))" \
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|| ulimit='true'
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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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