49 lines
1.4 KiB
Bash
Executable file
49 lines
1.4 KiB
Bash
Executable file
#!/bin/sh
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# Ensure that a command like
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# date --date="21:04 +0100" +%S' always prints '00'.
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# Before coreutils-5.2.1, it would print the seconds from the current time.
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# Copyright (C) 2004-2025 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_ date
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# It would be easier simply to sleep for two seconds between two runs
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# of $(date --date="21:04 +0100" +%S) and ensure that both outputs
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# are '00', but I prefer not to sleep unconditionally. 'make check'
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# takes long enough as it is.
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n=0
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# See if the current number of seconds is '00' or just before.
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s=$(date +%S)
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case "$s" in
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58) n=3;;
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59) n=2;;
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00) n=1;;
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esac
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# If necessary, wait for the system clock to pass the minute mark.
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test $n = 0 || sleep $n
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s=$(date --date="21:04 +0100" +%S)
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case "$s" in
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00) ;;
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*) fail=1;;
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esac
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Exit $fail
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