25 lines
381 B
Plaintext
25 lines
381 B
Plaintext
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sleeping=true
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trap "echo got signal" USR1
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for try in 1 2 3 4 5; do
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kill -USR1 $$
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sleep 1
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echo sent $try signal
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done &
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sleep 10 &
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while $sleeping; do
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trap
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if wait %%; then
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echo sleep completed
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sleeping=false
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elif [ $? == 127 ]; then
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echo no sleep tonite
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sleeping=false
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else
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echo sleep interrupted;
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fi
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done
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