31 lines
808 B
31 lines
808 B
#!/bin/bash |
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# Copyright (c) 2014 The Bitcoin Core developers |
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# Distributed under the MIT/X11 software license, see the accompanying |
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# file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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TIMEOUT=10 |
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SIGNAL=HUP |
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PIDFILE=.send.pid |
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if [ $# -eq 0 ]; then |
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echo -e "Usage:\t$0 <cmd>" |
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echo -e "\tRuns <cmd> and wait ${TIMEOUT} seconds or until SIG${SIGNAL} is received." |
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echo -e "\tReturns: 0 if SIG${SIGNAL} is received, 1 otherwise." |
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echo -e "Or:\t$0 -STOP" |
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echo -e "\tsends SIG${SIGNAL} to running send.sh" |
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exit 0 |
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fi |
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if [ $1 == "-STOP" ]; then |
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if [ -s ${PIDFILE} ]; then |
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kill -s ${SIGNAL} $(<${PIDFILE}) |
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fi |
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exit 0 |
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fi |
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trap '[[ ${PID} ]] && kill ${PID}' ${SIGNAL} |
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trap 'rm -f ${PIDFILE}' EXIT |
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echo $$ > ${PIDFILE} |
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"$@" |
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sleep ${TIMEOUT} & PID=$! |
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wait ${PID} && exit 1 |
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exit 0
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