mirror of https://github.com/n-hys/bash.git
79 lines
1.6 KiB
Plaintext
79 lines
1.6 KiB
Plaintext
# 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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#
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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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#
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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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#
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: ${TMPDIR:=/tmp}
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TMPOUT=${TMPDIR}/coproc-wait-$BASHPID
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coproc { echo a b c; sleep 2; }
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case $COPROC_PID in
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[0-9]*) ;;
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*) echo COPROC_PID not integer ;;
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esac
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echo ${COPROC[@]}
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read LINE <&${COPROC[0]}
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echo $LINE
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wait $COPROC_PID
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coproc REFLECT { cat - ; }
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case $REFLECT_PID in
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[0-9]*) ;;
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*) echo REFLECT_PID not integer ;;
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esac
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echo ${REFLECT[@]}
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echo flop >&${REFLECT[1]}
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read LINE <&${REFLECT[0]}
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echo $LINE
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{ sleep 1; kill $REFLECT_PID; } &
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wait $REFLECT_PID >$TMPOUT 2>&1 || { status=$? ; echo "coproc.tests: REFLECT: status $status" ; }
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[[ $status < 128 || $status == 143 ]] || {
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echo "coproc.tests: wait for REFLECT failed" >&2
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}
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rm -f $TMPOUT
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exec 2>&1
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coproc xcase -n -u
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case $COPROC_PID in
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[0-9]*) ;;
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*) echo COPROC_PID not integer ;;
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esac
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echo ${COPROC[@]}
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echo foo >&${COPROC[1]}
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read <&${COPROC[0]}
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echo $REPLY
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echo ${COPROC[@]}
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cat /etc/passwd | grep root | awk -F: '{print $1;}' | sed 1q
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exec 4<&${COPROC[0]}-
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exec >&${COPROC[1]}-
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echo ${COPROC[@]}
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read foo <&4
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echo $foo >&2
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exit 0
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