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Signals ignored by a shell cannot be handled by its sub-shells?
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From: |
Clark J. Wang |
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Subject: |
Signals ignored by a shell cannot be handled by its sub-shells? |
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Date: |
Tue, 12 Jul 2011 14:57:09 +0800 |
For example:
[bash-4.2.8] # cat a.sh
trap '' TERM
bash b.sh
[bash-4.2.8] # cat b.sh
echo "Now in $0 ..."
trap sig_TERM TERM
sig_TERM()
{
echo "got SIGTERM, exiting ..."
exit
}
kill -TERM $$
sleep 1
echo "Not killed?"
[bash-4.2.8] # bash a.sh
Now in b.sh ...
Not killed?
[bash-4.2.8] #
-Clark
- Signals ignored by a shell cannot be handled by its sub-shells?,
Clark J. Wang <=