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Re: portability of 'kill -name'?
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From: |
Paul Eggert |
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Subject: |
Re: portability of 'kill -name'? |
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Date: |
Thu, 20 Jul 2006 00:53:49 -0700 |
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User-agent: |
Gnus/5.1008 (Gnus v5.10.8) Emacs/21.4 (gnu/linux) |
Eric Blake <address@hidden> writes:
> I know it is not portable to do "trap '' TERM", since ash only accepts
> signal numbers. But is it portable to do 'kill -TERM', or must I do
> 'kill -15'? The manual doesn't currently mention any pitfalls of kill.
Unix version 7 didn't support 'kill -TERM'. I don't know which Unixes
have it these days, but I suspect most do.
POSIX (without the XSI extension) doesn't support either syntax;
you're supposed to say 'kill -s TERM'.