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69 lines
1.4 KiB
Bash
Executable File
69 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
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# Test the --pid option of tail.
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# Copyright (C) 2003, 2006-2009 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 <http://www.gnu.org/licenses/>.
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if test "$VERBOSE" = yes; then
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set -x
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tail --version
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fi
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. $srcdir/test-lib.sh
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require_proc_pid_status_
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touch here || framework_failure
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fail=0
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# Use tail itself to create a background process.
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tail -f here &
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bg_pid=$!
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tail -s0.1 -f here --pid=$bg_pid &
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pid=$!
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sleep 0.5
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state=$(get_process_status_ $pid)
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if test -n "$state"; then
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case $state in
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S*) ;;
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*) echo "$0: process dead? (state=$state)" 1>&2; fail=1 ;;
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esac
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kill $pid
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fi
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kill $bg_pid
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sleep 0.5
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state=$(get_process_status_ $pid)
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if test -n "$state"; then
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case $state in
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S*) echo $0: process still active 1>&2; fail=1 ;;
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*) ;;
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esac
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kill $pid
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fi
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Exit $fail
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