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ab5fce879b
* tests/du/bigtime.sh: At least on Linux, the ext4 filesystem doesn't support such large timestamp, while tmpfs does. Try a bit harder to look for a filesystem with large timestamp support.
64 lines
1.9 KiB
Bash
Executable File
64 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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# Exercise du on a file with a big timestamp.
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# Copyright (C) 2010-2025 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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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ du
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export LC_ALL=C
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export TZ=UTC0
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# 2**63 - 1
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bignum=9223372036854775807
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good=0
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future=
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cleanup_() { rm -rf "$future"; }
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for fs in ./ /tmp /dev/shm; do
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future=$(mktemp -p "$fs" future.XXXXXX) || continue
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touch -d @$bignum "$future" 2>/dev/null &&
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future_time=$(ls -l "$future") &&
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case "$future_time" in
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*" $bignum "*)
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echo "file system at $fs handles big timestamps"
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good=1; break ;;
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*' Dec 4 300627798676 '*)
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warn_ "file system at $fs and localtime both handle big timestamps" ;;
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*)
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warn_ "file system at $fs or localtime mishandles big timestamps:" \
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"$future_time" ;;
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esac || warn_ "file system at $fs cannot represent big timestamps"
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rm -f "$future" || framework_failure_
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done
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test "$good" = 1 || skip_ "Cannot find required big timestamp support"
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printf "0\t$bignum\t$future\n" > exp || framework_failure_
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printf "du: time '$bignum' is out of range\n" > err_ok || framework_failure_
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du --time "$future" >out 2>err || fail=1
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# On some systems an empty file occupies 4 blocks.
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# Map the number of blocks to 0.
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sed 's/^[0-9][0-9]*/0/' out > k && mv k out
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compare exp out || fail=1
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compare err err_ok || fail=1
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Exit $fail
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