14 lines
356 B
Plaintext
14 lines
356 B
Plaintext
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echo "Backgrounded pipes shall have their stdin redirected to /dev/null"
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# 1. bash does not redirect stdin to /dev/null if it is interactive.
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# hush does it always (this is allowed by standards).
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# 2. Failure will result in this script hanging
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cat & wait; echo Zero:$?
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# This does not work for bash! bash bug?
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cat | cat & wait; echo Zero:$?
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echo Done
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