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hochan222/timeout.sh

Last active October 26, 2020 12:29
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mac bash shell timeout
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timeout.sh
(echo 'hello world') & sleep 1; kill $! 2> /dev/null || :
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  • (echo 'hello world')
    Command to execute

  • & sleep 1;
    Maximum time to wait

  • kill $!
    Kill the most recently run process in the background

$! == 가장 최근에 실행 된 백그라운드 파이프 라인의 프로세스 Id

  • 2> /dev/null
    ignores errors thrown by kill

  • || :
    ignores the "fail" exit code when your code executes in less than the set number of seconds.

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