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Pádraig Brady
157bdb2443
* tests/tee/short-write.sh: Check that all the required strace options are supported, which is not the case with strace 5.10 at least. * tests/tee/write-eagain.sh: Likewise.
39 lines
1.3 KiB
Bash
Executable File
39 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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# Test 'tee' when a write fails with errno set to EAGAIN.
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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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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ tee
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uses_strace_
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write_eagain() {
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timeout 10 strace -qqq -o /dev/null -e trace-fds=3 \
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-e inject=write:error=EAGAIN:when=1 "$@"
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}
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write_eagain true || skip_ No functional strace found
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# In coreutils-9.11 the following test would infinite loop.
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# Using 'returns_ 0' to avoid tracing impinging on stderr.
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echo a >exp || framework_failure_
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returns_ 0 write_eagain tee file1 <exp >out 2>err || fail=1
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compare exp file1 || fail=1
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compare exp out || fail=1
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compare /dev/null err || fail=1
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Exit $fail
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